database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

Many files:

Browse Source 
Merge InnoDB-3.23.50
This commit is contained in:
heikki@hundin.mysql.fi
2002-03-21 18:03:09 +02:00
parent 254df5fdd6
commit e90a57aa49
40 changed files with 2561 additions and 660 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
innobase/srv/srv0srv.c
View File

@ -69,13 +69,19 @@ char* srv_main_thread_op_info = "";
names, where the file name itself may also contain a path */
char* srv_data_home = NULL;
char* srv_logs_home = NULL;
char* srv_arch_dir = NULL;
ulint srv_n_data_files = 0;
char** srv_data_file_names = NULL;
ulint* srv_data_file_sizes = NULL; /* size in database pages */
ibool srv_auto_extend_last_data_file = FALSE; /* if TRUE, then we
auto-extend the last data
file */
ulint srv_last_file_size_max = 0; /* if != 0, this tells
the max size auto-extending
may increase the last data
file size */
ulint* srv_data_file_is_raw_partition = NULL;
/* If the following is TRUE we do not allow inserts etc. This protects
@ -1596,7 +1602,7 @@ srv_read_initfile(
/*************************************************************************
Initializes the server. */
static
void
srv_init(void)
/*==========*/
@ -1664,7 +1670,7 @@ srv_init(void)
/*************************************************************************
Initializes the synchronization primitives, memory system, and the thread
local storage. */
static
void
srv_general_init(void)
/*==================*/
@ -1686,6 +1692,7 @@ srv_conc_enter_innodb(
trx_t* trx) /* in: transaction object associated with the
thread */
{
ibool has_slept = FALSE;
srv_conc_slot_t* slot;
ulint i;
@ -1703,7 +1710,7 @@ srv_conc_enter_innodb(
return;
}
retry:
os_fast_mutex_lock(&srv_conc_mutex);
if (srv_conc_n_threads < (lint)srv_thread_concurrency) {
@ -1716,7 +1723,23 @@ srv_conc_enter_innodb(
return;
}
/* If the transaction is not holding resources, let it sleep
for 100 milliseconds, and try again then */
if (!has_slept && !trx->has_search_latch
&& NULL == UT_LIST_GET_FIRST(trx->trx_locks)) {
has_slept = TRUE; /* We let is sleep only once to avoid
starvation */
os_fast_mutex_unlock(&srv_conc_mutex);
os_thread_sleep(100000);
goto retry;
}
/* Too many threads inside: put the current thread to a queue */
for (i = 0; i < OS_THREAD_MAX_N; i++) {
@ -1908,6 +1931,9 @@ srv_normalize_init_values(void)
* ((1024 * 1024) / UNIV_PAGE_SIZE);
}
srv_last_file_size_max = srv_last_file_size_max
* ((1024 * 1024) / UNIV_PAGE_SIZE);
srv_log_file_size = srv_log_file_size / UNIV_PAGE_SIZE;
srv_log_buffer_size = srv_log_buffer_size / UNIV_PAGE_SIZE;