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MDEV-20220: Merge 5.7 P_S replication table 'replication_applier_status_by_worker

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Step2:
=====
Add two extra columns mentioned below.
---------------------------------------------------------------------------
|Column Name:           |        Description:                             |
|-------------------------------------------------------------------------|
|                       |                                                 |
|WORKER_IDLE_TIME       | Total idle time in seconds that the worker      |
|                       | thread has spent waiting for work from          |
|                       | co-ordinator thread                             |
|                       |                                                 |
|LAST_TRANS_RETRY_COUNT | Total number of retries attempted by last       |
|                       | transaction                                     |
---------------------------------------------------------------------------
This commit is contained in:
Sujatha
2021-04-08 16:09:09 +05:30
parent 94f1d0f84d
commit 036ee61246
9 changed files with 93 additions and 32 deletions
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7
sql/rpl_parallel.cc
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@ -799,6 +799,7 @@ do_retry:
mysql_mutex_lock(&rli->data_lock);
++rli->retried_trans;
++rpt->last_trans_retry_count;
statistic_increment(slave_retried_transactions, LOCK_status);
mysql_mutex_unlock(&rli->data_lock);
@ -1125,6 +1126,7 @@ handle_rpl_parallel_thread(void *arg)
uint wait_count= 0;
rpl_parallel_thread::queued_event *qev, *next_qev;
rpt->start_time_tracker();
thd->ENTER_COND(&rpt->COND_rpl_thread, &rpt->LOCK_rpl_thread,
&stage_waiting_for_work_from_sql_thread, &old_stage);
/*
@ -1148,6 +1150,7 @@ handle_rpl_parallel_thread(void *arg)
}
rpt->dequeue1(events);
thd->EXIT_COND(&old_stage);
rpt->add_to_worker_idle_time_and_reset();
more_events:
for (qev= events; qev; qev= next_qev)
@ -1193,6 +1196,7 @@ handle_rpl_parallel_thread(void *arg)
/* Handle a new event group, which will be initiated by a GTID event. */
if ((event_type= qev->ev->get_type_code()) == GTID_EVENT)
{
rpt->last_trans_retry_count= 0;
rpt->last_seen_gtid= rgi->current_gtid;
rpt->channel_name_length= (uint)rgi->rli->mi->connection_name.length;
if (rpt->channel_name_length)
@ -2015,7 +2019,8 @@ rpl_parallel_thread::loc_free_gco(group_commit_orderer *gco)
rpl_parallel_thread::rpl_parallel_thread()
: channel_name_length(0), last_error_number(0), last_error_timestamp(0)
: channel_name_length(0), last_error_number(0), last_error_timestamp(0),
worker_idle_time(0), last_trans_retry_count(0), start_time(0)
{
}