mirror of
https://github.com/MariaDB/server.git
synced 2025-10-31 15:50:51 +03:00
669 lines
26 KiB
Plaintext
669 lines
26 KiB
Plaintext
set global innodb_monitor_disable = All;
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select name, status from information_schema.innodb_metrics;
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name status
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metadata_table_handles_opened disabled
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metadata_table_handles_closed disabled
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metadata_table_reference_count disabled
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lock_deadlocks disabled
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lock_timeouts disabled
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lock_rec_lock_waits disabled
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lock_table_lock_waits disabled
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lock_rec_lock_requests disabled
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lock_rec_lock_created disabled
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lock_rec_lock_removed disabled
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lock_rec_locks disabled
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lock_table_lock_created disabled
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lock_table_lock_removed disabled
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lock_table_locks disabled
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lock_row_lock_current_waits disabled
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lock_row_lock_time disabled
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lock_row_lock_time_max disabled
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lock_row_lock_waits disabled
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lock_row_lock_time_avg disabled
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buffer_pool_size disabled
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buffer_pool_reads disabled
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buffer_pool_read_requests disabled
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buffer_pool_write_requests disabled
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buffer_pool_wait_free disabled
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buffer_pool_read_ahead disabled
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buffer_pool_read_ahead_evicted disabled
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buffer_pool_pages_total disabled
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buffer_pool_pages_misc disabled
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buffer_pool_pages_data disabled
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buffer_pool_bytes_data disabled
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buffer_pool_pages_dirty disabled
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buffer_pool_bytes_dirty disabled
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buffer_pool_pages_free disabled
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buffer_pages_created disabled
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buffer_pages_written disabled
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buffer_index_pages_written disabled
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buffer_non_index_pages_written disabled
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buffer_pages_read disabled
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buffer_pages0_read disabled
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buffer_index_sec_rec_cluster_reads disabled
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buffer_index_sec_rec_cluster_reads_avoided disabled
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buffer_data_reads disabled
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buffer_data_written disabled
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buffer_flush_batch_scanned disabled
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buffer_flush_batch_num_scan disabled
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buffer_flush_batch_scanned_per_call disabled
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buffer_flush_batch_total_pages disabled
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buffer_flush_batches disabled
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buffer_flush_batch_pages disabled
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buffer_flush_neighbor_total_pages disabled
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buffer_flush_neighbor disabled
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buffer_flush_neighbor_pages disabled
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buffer_flush_n_to_flush_requested disabled
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buffer_flush_n_to_flush_by_age disabled
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buffer_flush_adaptive_avg_time_slot disabled
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buffer_LRU_batch_flush_avg_time_slot disabled
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buffer_flush_adaptive_avg_time_thread disabled
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buffer_LRU_batch_flush_avg_time_thread disabled
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buffer_flush_adaptive_avg_time_est disabled
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buffer_LRU_batch_flush_avg_time_est disabled
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buffer_flush_avg_time disabled
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buffer_flush_adaptive_avg_pass disabled
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buffer_LRU_batch_flush_avg_pass disabled
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buffer_flush_avg_pass disabled
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buffer_LRU_get_free_loops disabled
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buffer_LRU_get_free_waits disabled
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buffer_flush_avg_page_rate disabled
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buffer_flush_lsn_avg_rate disabled
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buffer_flush_pct_for_dirty disabled
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buffer_flush_pct_for_lsn disabled
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buffer_flush_sync_waits disabled
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buffer_flush_adaptive_total_pages disabled
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buffer_flush_adaptive disabled
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buffer_flush_adaptive_pages disabled
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buffer_flush_sync_total_pages disabled
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buffer_flush_sync disabled
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buffer_flush_sync_pages disabled
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buffer_flush_background_total_pages disabled
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buffer_flush_background disabled
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buffer_flush_background_pages disabled
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buffer_LRU_batch_scanned disabled
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buffer_LRU_batch_num_scan disabled
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buffer_LRU_batch_scanned_per_call disabled
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buffer_LRU_batch_flush_total_pages disabled
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buffer_LRU_batches_flush disabled
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buffer_LRU_batch_flush_pages disabled
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buffer_LRU_batch_evict_total_pages disabled
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buffer_LRU_batches_evict disabled
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buffer_LRU_batch_evict_pages disabled
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buffer_LRU_single_flush_scanned disabled
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buffer_LRU_single_flush_num_scan disabled
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buffer_LRU_single_flush_scanned_per_call disabled
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buffer_LRU_single_flush_failure_count disabled
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buffer_LRU_get_free_search disabled
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buffer_LRU_search_scanned disabled
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buffer_LRU_search_num_scan disabled
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buffer_LRU_search_scanned_per_call disabled
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buffer_LRU_unzip_search_scanned disabled
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buffer_LRU_unzip_search_num_scan disabled
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buffer_LRU_unzip_search_scanned_per_call disabled
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buffer_page_read_index_leaf disabled
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buffer_page_read_index_non_leaf disabled
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buffer_page_read_index_ibuf_leaf disabled
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buffer_page_read_index_ibuf_non_leaf disabled
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buffer_page_read_undo_log disabled
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buffer_page_read_index_inode disabled
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buffer_page_read_ibuf_free_list disabled
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buffer_page_read_ibuf_bitmap disabled
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buffer_page_read_system_page disabled
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buffer_page_read_trx_system disabled
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buffer_page_read_fsp_hdr disabled
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buffer_page_read_xdes disabled
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buffer_page_read_blob disabled
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buffer_page_read_zblob disabled
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buffer_page_read_zblob2 disabled
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buffer_page_read_other disabled
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buffer_page_written_index_leaf disabled
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buffer_page_written_index_non_leaf disabled
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buffer_page_written_index_ibuf_leaf disabled
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buffer_page_written_index_ibuf_non_leaf disabled
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buffer_page_written_undo_log disabled
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buffer_page_written_index_inode disabled
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buffer_page_written_ibuf_free_list disabled
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buffer_page_written_ibuf_bitmap disabled
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buffer_page_written_system_page disabled
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buffer_page_written_trx_system disabled
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buffer_page_written_fsp_hdr disabled
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buffer_page_written_xdes disabled
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buffer_page_written_blob disabled
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buffer_page_written_zblob disabled
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buffer_page_written_zblob2 disabled
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buffer_page_written_other disabled
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os_data_reads disabled
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os_data_writes disabled
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os_data_fsyncs disabled
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os_pending_reads disabled
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os_pending_writes disabled
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os_log_bytes_written disabled
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os_log_fsyncs disabled
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os_log_pending_fsyncs disabled
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os_log_pending_writes disabled
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trx_rw_commits disabled
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trx_ro_commits disabled
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trx_nl_ro_commits disabled
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trx_commits_insert_update disabled
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trx_rollbacks disabled
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trx_rollbacks_savepoint disabled
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trx_rollback_active disabled
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trx_active_transactions disabled
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trx_rseg_history_len disabled
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trx_undo_slots_used disabled
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trx_undo_slots_cached disabled
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trx_rseg_current_size disabled
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purge_del_mark_records disabled
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purge_upd_exist_or_extern_records disabled
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purge_invoked disabled
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purge_undo_log_pages disabled
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purge_dml_delay_usec disabled
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purge_stop_count disabled
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purge_resume_count disabled
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log_checkpoints disabled
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log_lsn_last_flush disabled
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log_lsn_last_checkpoint disabled
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log_lsn_current disabled
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log_lsn_checkpoint_age disabled
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log_lsn_buf_pool_oldest disabled
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log_max_modified_age_async disabled
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log_max_modified_age_sync disabled
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log_pending_log_flushes disabled
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log_pending_checkpoint_writes disabled
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log_num_log_io disabled
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log_waits disabled
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log_write_requests disabled
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log_writes disabled
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log_padded disabled
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compress_pages_compressed disabled
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compress_pages_decompressed disabled
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compression_pad_increments disabled
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compression_pad_decrements disabled
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compress_saved disabled
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compress_pages_page_compressed disabled
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compress_page_compressed_trim_op disabled
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compress_pages_page_decompressed disabled
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compress_pages_page_compression_error disabled
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compress_pages_encrypted disabled
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compress_pages_decrypted disabled
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index_page_splits disabled
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index_page_merge_attempts disabled
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index_page_merge_successful disabled
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index_page_reorg_attempts disabled
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index_page_reorg_successful disabled
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index_page_discards disabled
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adaptive_hash_searches disabled
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adaptive_hash_searches_btree disabled
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adaptive_hash_pages_added disabled
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adaptive_hash_pages_removed disabled
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adaptive_hash_rows_added disabled
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adaptive_hash_rows_removed disabled
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adaptive_hash_rows_deleted_no_hash_entry disabled
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adaptive_hash_rows_updated disabled
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file_num_open_files disabled
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ibuf_merges_insert disabled
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ibuf_merges_delete_mark disabled
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ibuf_merges_delete disabled
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ibuf_merges_discard_insert disabled
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ibuf_merges_discard_delete_mark disabled
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ibuf_merges_discard_delete disabled
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ibuf_merges disabled
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ibuf_size disabled
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innodb_master_thread_sleeps disabled
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innodb_activity_count disabled
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innodb_master_active_loops disabled
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innodb_master_idle_loops disabled
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innodb_background_drop_table_usec disabled
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innodb_ibuf_merge_usec disabled
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innodb_log_flush_usec disabled
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innodb_mem_validate_usec disabled
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innodb_master_purge_usec disabled
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innodb_dict_lru_usec disabled
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innodb_dict_lru_count_active disabled
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innodb_dict_lru_count_idle disabled
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innodb_checkpoint_usec disabled
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innodb_dblwr_writes disabled
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innodb_dblwr_pages_written disabled
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innodb_page_size disabled
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innodb_rwlock_s_spin_waits disabled
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innodb_rwlock_x_spin_waits disabled
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innodb_rwlock_sx_spin_waits disabled
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innodb_rwlock_s_spin_rounds disabled
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innodb_rwlock_x_spin_rounds disabled
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innodb_rwlock_sx_spin_rounds disabled
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innodb_rwlock_s_os_waits disabled
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innodb_rwlock_x_os_waits disabled
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innodb_rwlock_sx_os_waits disabled
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dml_reads disabled
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dml_inserts disabled
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dml_deletes disabled
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dml_updates disabled
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dml_system_reads disabled
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dml_system_inserts disabled
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dml_system_deletes disabled
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dml_system_updates disabled
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ddl_background_drop_indexes disabled
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ddl_background_drop_tables disabled
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ddl_online_create_index disabled
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ddl_pending_alter_table disabled
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ddl_sort_file_alter_table disabled
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ddl_log_file_alter_table disabled
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icp_attempts disabled
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icp_no_match disabled
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icp_out_of_range disabled
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icp_match disabled
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set global innodb_monitor_enable = all;
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select name from information_schema.innodb_metrics where status!='enabled';
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name
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set global innodb_monitor_enable = aaa;
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ERROR 42000: Variable 'innodb_monitor_enable' can't be set to the value of 'aaa'
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set global innodb_monitor_disable = All;
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select name from information_schema.innodb_metrics where status!='disabled';
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name
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set global innodb_monitor_reset_all = all;
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select name from information_schema.innodb_metrics where count!=0;
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name
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set global innodb_monitor_enable = "%lock%";
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select name from information_schema.innodb_metrics
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where status != IF(name like "%lock%", 'enabled', 'disabled');
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name
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set global innodb_monitor_disable = "%lock%";
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select name, status from information_schema.innodb_metrics
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where name like "%lock%";
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name status
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lock_deadlocks disabled
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lock_timeouts disabled
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lock_rec_lock_waits disabled
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lock_table_lock_waits disabled
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lock_rec_lock_requests disabled
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lock_rec_lock_created disabled
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lock_rec_lock_removed disabled
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lock_rec_locks disabled
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lock_table_lock_created disabled
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lock_table_lock_removed disabled
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lock_table_locks disabled
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lock_row_lock_current_waits disabled
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lock_row_lock_time disabled
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lock_row_lock_time_max disabled
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lock_row_lock_waits disabled
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lock_row_lock_time_avg disabled
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innodb_rwlock_s_spin_waits disabled
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innodb_rwlock_x_spin_waits disabled
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innodb_rwlock_sx_spin_waits disabled
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innodb_rwlock_s_spin_rounds disabled
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innodb_rwlock_x_spin_rounds disabled
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innodb_rwlock_sx_spin_rounds disabled
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innodb_rwlock_s_os_waits disabled
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innodb_rwlock_x_os_waits disabled
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innodb_rwlock_sx_os_waits disabled
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set global innodb_monitor_enable = "%lock*";
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ERROR 42000: Variable 'innodb_monitor_enable' can't be set to the value of '%lock*'
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set global innodb_monitor_enable="%%%%%%%%%%%%%%%%%%%%%%%%%%%";
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select name from information_schema.innodb_metrics where status!='enabled';
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name
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set global innodb_monitor_disable="%%%%%";
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select name from information_schema.innodb_metrics where status!='disabled';
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name
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set global innodb_monitor_enable="%";
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select name from information_schema.innodb_metrics where status!='enabled';
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name
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set global innodb_monitor_disable="%_%";
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select name from information_schema.innodb_metrics where status!='disabled';
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name
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set global innodb_monitor_enable="log%%%%";
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select name from information_schema.innodb_metrics
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where status != IF(name like "log%", 'enabled', 'disabled');
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name
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set global innodb_monitor_enable="os_%a_fs_ncs";
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set global innodb_monitor_enable="os%pending%";
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select name, status from information_schema.innodb_metrics
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where name like "os%";
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name status
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os_data_reads disabled
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os_data_writes disabled
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os_data_fsyncs enabled
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os_pending_reads enabled
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os_pending_writes enabled
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os_log_bytes_written disabled
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os_log_fsyncs disabled
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os_log_pending_fsyncs enabled
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os_log_pending_writes enabled
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set global innodb_monitor_enable="";
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ERROR 42000: Variable 'innodb_monitor_enable' can't be set to the value of ''
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set global innodb_monitor_enable="_";
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ERROR 42000: Variable 'innodb_monitor_enable' can't be set to the value of '_'
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SET global innodb_monitor_disable = module_metadata;
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SET global innodb_monitor_reset_all = module_metadata;
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set global innodb_monitor_enable = metadata_table_handles_opened;
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create table monitor_test(col int) engine = innodb;
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select * from monitor_test;
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col
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 1 NULL 1 1 NULL 1 enabled
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set global innodb_monitor_reset = metadata_table_handles_opened;
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 1 NULL 1 NULL NULL 0 enabled
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drop table monitor_test;
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create table monitor_test(col int) engine = innodb;
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select * from monitor_test;
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col
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 2 NULL 2 1 NULL 1 enabled
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set global innodb_monitor_reset_all = metadata_table_handles_opened;
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 2 NULL 2 1 NULL 1 enabled
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set global innodb_monitor_disable = metadata_table_handles_opened;
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set global innodb_monitor_reset = metadata_table_handles_opened;
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 2 NULL 2 NULL NULL 0 disabled
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drop table monitor_test;
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create table monitor_test(col int) engine = innodb;
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select * from monitor_test;
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col
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 2 NULL 2 NULL NULL 0 disabled
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set global innodb_monitor_reset_all = metadata_table_handles_opened;
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened NULL NULL 0 NULL NULL 0 disabled
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set global innodb_monitor_enable = metadata_table_handles_opened;
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drop table monitor_test;
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create table monitor_test(col int) engine = innodb stats_persistent=0;
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select * from monitor_test;
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col
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_opened";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 1 NULL 1 1 NULL 1 enabled
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set global innodb_monitor_enable = metadata_table_handles_closed;
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create index idx on monitor_test(col);
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name = "metadata_table_handles_closed";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_closed 1 NULL 1 1 NULL 1 enabled
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name like "metadata%";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 2 NULL 2 2 NULL 2 enabled
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metadata_table_handles_closed 1 NULL 1 1 NULL 1 enabled
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metadata_table_reference_count NULL NULL 0 NULL NULL 0 disabled
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set global innodb_monitor_disable = module_metadata;
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set global innodb_monitor_reset = module_metadata;
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select name, max_count, min_count, count,
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max_count_reset, min_count_reset, count_reset, status
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from information_schema.innodb_metrics
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where name like "metadata%";
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name max_count min_count count max_count_reset min_count_reset count_reset status
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metadata_table_handles_opened 2 NULL 2 NULL NULL 0 disabled
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metadata_table_handles_closed 1 NULL 1 NULL NULL 0 disabled
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metadata_table_reference_count NULL NULL 0 NULL NULL 0 disabled
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set global innodb_monitor_reset_all = module_metadata;
|
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select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "metadata%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
metadata_table_handles_opened NULL NULL 0 NULL NULL 0 disabled
|
|
metadata_table_handles_closed NULL NULL 0 NULL NULL 0 disabled
|
|
metadata_table_reference_count NULL NULL 0 NULL NULL 0 disabled
|
|
set global innodb_monitor_enable = module_trx;
|
|
begin;
|
|
insert into monitor_test values(9);
|
|
commit;
|
|
begin;
|
|
insert into monitor_test values(9);
|
|
rollback;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "trx_rollbacks" or name like "trx_active_transactions";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
trx_rollbacks 1 NULL 1 1 NULL 1 enabled
|
|
trx_active_transactions 1 0 0 1 0 0 enabled
|
|
set global innodb_monitor_disable = module_trx;
|
|
set global innodb_monitor_enable = module_dml;
|
|
insert into monitor_test values(9);
|
|
update monitor_test set col = 10 where col = 9;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads 4 NULL 4 4 NULL 4 enabled
|
|
dml_inserts 1 NULL 1 1 NULL 1 enabled
|
|
dml_deletes 0 NULL 0 0 NULL 0 enabled
|
|
dml_updates 2 NULL 2 2 NULL 2 enabled
|
|
dml_system_reads 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_inserts 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_deletes 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_updates 0 NULL 0 0 NULL 0 enabled
|
|
delete from monitor_test;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads 6 NULL 6 6 NULL 6 enabled
|
|
dml_inserts 1 NULL 1 1 NULL 1 enabled
|
|
dml_deletes 2 NULL 2 2 NULL 2 enabled
|
|
dml_updates 2 NULL 2 2 NULL 2 enabled
|
|
dml_system_reads 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_inserts 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_deletes 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_updates 0 NULL 0 0 NULL 0 enabled
|
|
set global innodb_monitor_reset = module_dml;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads 6 NULL 6 0 NULL 0 enabled
|
|
dml_inserts 1 NULL 1 0 NULL 0 enabled
|
|
dml_deletes 2 NULL 2 0 NULL 0 enabled
|
|
dml_updates 2 NULL 2 0 NULL 0 enabled
|
|
dml_system_reads 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_inserts 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_deletes 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_updates 0 NULL 0 0 NULL 0 enabled
|
|
insert into monitor_test values(9);
|
|
insert into monitor_test values(1);
|
|
delete from monitor_test;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads 8 NULL 8 2 NULL 2 enabled
|
|
dml_inserts 3 NULL 3 2 NULL 2 enabled
|
|
dml_deletes 4 NULL 4 2 NULL 2 enabled
|
|
dml_updates 2 NULL 2 0 NULL 0 enabled
|
|
dml_system_reads 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_inserts 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_deletes 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_updates 0 NULL 0 0 NULL 0 enabled
|
|
set global innodb_monitor_reset_all = module_dml;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads 8 NULL 8 2 NULL 2 enabled
|
|
dml_inserts 3 NULL 3 2 NULL 2 enabled
|
|
dml_deletes 4 NULL 4 2 NULL 2 enabled
|
|
dml_updates 2 NULL 2 0 NULL 0 enabled
|
|
dml_system_reads 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_inserts 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_deletes 0 NULL 0 0 NULL 0 enabled
|
|
dml_system_updates 0 NULL 0 0 NULL 0 enabled
|
|
set global innodb_monitor_disable = module_dml;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads 8 NULL 8 2 NULL 2 disabled
|
|
dml_inserts 3 NULL 3 2 NULL 2 disabled
|
|
dml_deletes 4 NULL 4 2 NULL 2 disabled
|
|
dml_updates 2 NULL 2 0 NULL 0 disabled
|
|
dml_system_reads 0 NULL 0 0 NULL 0 disabled
|
|
dml_system_inserts 0 NULL 0 0 NULL 0 disabled
|
|
dml_system_deletes 0 NULL 0 0 NULL 0 disabled
|
|
dml_system_updates 0 NULL 0 0 NULL 0 disabled
|
|
set global innodb_monitor_reset_all = module_dml;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads NULL NULL 0 NULL NULL 0 disabled
|
|
dml_inserts NULL NULL 0 NULL NULL 0 disabled
|
|
dml_deletes NULL NULL 0 NULL NULL 0 disabled
|
|
dml_updates NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_reads NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_inserts NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_deletes NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_updates NULL NULL 0 NULL NULL 0 disabled
|
|
set global innodb_monitor_enable = dml_inserts;
|
|
insert into monitor_test values(9);
|
|
insert into monitor_test values(1);
|
|
delete from monitor_test;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "dml%";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
dml_reads NULL NULL 0 NULL NULL 0 disabled
|
|
dml_inserts 2 NULL 2 2 NULL 2 enabled
|
|
dml_deletes NULL NULL 0 NULL NULL 0 disabled
|
|
dml_updates NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_reads NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_inserts NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_deletes NULL NULL 0 NULL NULL 0 disabled
|
|
dml_system_updates NULL NULL 0 NULL NULL 0 disabled
|
|
set global innodb_monitor_disable = module_dml;
|
|
drop table monitor_test;
|
|
set global innodb_monitor_enable = file_num_open_files;
|
|
select name, max_count, min_count, count,
|
|
max_count_reset, min_count_reset, count_reset, status
|
|
from information_schema.innodb_metrics
|
|
where name like "file_num_open_files";
|
|
name max_count min_count count max_count_reset min_count_reset count_reset status
|
|
file_num_open_files # # # # # # enabled
|
|
set global innodb_monitor_disable = file_num_open_files;
|
|
set global innodb_monitor_enable = "icp%";
|
|
create table monitor_test(a char(3), b int, c char(2),
|
|
primary key (a(1), c(1)), key(b)) engine = innodb;
|
|
insert into monitor_test values("13", 2, "aa");
|
|
select a from monitor_test where b < 1 for update;
|
|
a
|
|
select name, count from information_schema.innodb_metrics
|
|
where name like "icp%";
|
|
name count
|
|
icp_attempts 1
|
|
icp_no_match 0
|
|
icp_out_of_range 1
|
|
icp_match 0
|
|
select a from monitor_test where b < 3 for update;
|
|
a
|
|
13
|
|
select name, count from information_schema.innodb_metrics
|
|
where name like "icp%";
|
|
name count
|
|
icp_attempts 2
|
|
icp_no_match 0
|
|
icp_out_of_range 1
|
|
icp_match 1
|
|
drop table monitor_test;
|
|
set global innodb_monitor_disable = All;
|
|
set global innodb_monitor_reset_all = all;
|
|
select 1 from `information_schema`.`INNODB_METRICS`
|
|
where case (1) when (1) then (AVG_COUNT_RESET) else (1) end;
|
|
1
|
|
set global innodb_monitor_enable = default;
|
|
set global innodb_monitor_disable = default;
|
|
set global innodb_monitor_reset = default;
|
|
set global innodb_monitor_reset_all = default;
|
|
#
|
|
# Bug#22576241 SETTING INNODB_MONITOR_ENABLE TO ALL DOES NOT ENABLE ALL
|
|
# MONITORS
|
|
#
|
|
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
|
|
SELECT NAME, COUNT > 0 FROM INFORMATION_SCHEMA.INNODB_METRICS WHERE NAME
|
|
LIKE 'buffer_page_written_index_leaf';
|
|
NAME COUNT > 0
|
|
buffer_page_written_index_leaf 0
|
|
SET GLOBAL innodb_monitor_enable='module_buffer_page';
|
|
INSERT INTO t1 VALUES (1), (2), (3), (4);
|
|
FLUSH TABLES t1 FOR EXPORT;
|
|
UNLOCK TABLES;
|
|
SELECT NAME, COUNT > 0 FROM INFORMATION_SCHEMA.INNODB_METRICS WHERE NAME
|
|
LIKE 'buffer_page_written_index_leaf';
|
|
NAME COUNT > 0
|
|
buffer_page_written_index_leaf 1
|
|
SET GLOBAL innodb_monitor_disable='module_buffer_page';
|
|
SET GLOBAL innodb_monitor_reset_all='module_buffer_page';
|
|
SELECT NAME, COUNT > 0 FROM INFORMATION_SCHEMA.INNODB_METRICS WHERE NAME
|
|
LIKE 'buffer_page_written_index_leaf';
|
|
NAME COUNT > 0
|
|
buffer_page_written_index_leaf 0
|
|
SET GLOBAL innodb_monitor_enable='%';
|
|
INSERT INTO t1 VALUES (5), (6), (7), (8);
|
|
FLUSH TABLES t1 FOR EXPORT;
|
|
UNLOCK TABLES;
|
|
SELECT NAME, COUNT > 0 FROM INFORMATION_SCHEMA.INNODB_METRICS WHERE NAME
|
|
LIKE 'buffer_page_written_index_leaf';
|
|
NAME COUNT > 0
|
|
buffer_page_written_index_leaf 1
|
|
SET GLOBAL innodb_monitor_disable='%';
|
|
SET GLOBAL innodb_monitor_reset_all='%';
|
|
SELECT NAME, COUNT > 0 FROM INFORMATION_SCHEMA.INNODB_METRICS WHERE NAME
|
|
LIKE 'buffer_page_written_index_leaf';
|
|
NAME COUNT > 0
|
|
buffer_page_written_index_leaf 0
|
|
SET GLOBAL innodb_monitor_enable='ALL';
|
|
INSERT INTO t1 VALUES (9), (10), (11), (12);
|
|
FLUSH TABLES t1 FOR EXPORT;
|
|
UNLOCK TABLES;
|
|
SELECT NAME, COUNT > 0 FROM INFORMATION_SCHEMA.INNODB_METRICS WHERE NAME
|
|
LIKE 'buffer_page_written_index_leaf';
|
|
NAME COUNT > 0
|
|
buffer_page_written_index_leaf 1
|
|
SET GLOBAL innodb_monitor_enable=default;
|
|
SET GLOBAL innodb_monitor_disable=default;
|
|
SET GLOBAL innodb_monitor_reset_all=default;
|
|
DROP TABLE t1;
|