Merge bk-internal.mysql.com:/home/bk/mysql-5.0 (4c9d5f80) · Commits · Software / OSDI20 Artifacts / mariadb

BitKeeper/etc/logging_ok

+1 −0

Original line number	Diff line number	Diff line
		@@ -244,6 +244,7 @@ venu@hundin.mysql.fi
		venu@myvenu.com
		venu@work.mysql.com
		vtkachenko@intelp4d.mysql.com
		vtkachenko@mail.mysql.com
		vva@eagle.mysql.r18.ru
		vva@genie.(none)
		vva@mysql.r18.ru

innobase/include/srv0srv.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -134,6 +134,8 @@ extern ibool srv_lock_timeout_and_monitor_active;
		extern ibool srv_error_monitor_active;

		extern ulint srv_n_spin_wait_rounds;
		extern ulint srv_n_free_tickets_to_enter;
		extern ulint srv_thread_sleep_delay;
		extern ulint srv_spin_wait_delay;
		extern ibool srv_priority_boost;

innobase/srv/srv0srv.c

+10 −6

Original line number	Diff line number	Diff line
		@@ -297,8 +297,8 @@ srv_conc_slot_t* srv_conc_slots; /* array of wait

		/* Number of times a thread is allowed to enter InnoDB within the same
		SQL query after it has once got the ticket at srv_conc_enter_innodb */
		#define SRV_FREE_TICKETS_TO_ENTER 500

		#define SRV_FREE_TICKETS_TO_ENTER srv_n_free_tickets_to_enter
		#define SRV_THREAD_SLEEP_DELAY srv_thread_sleep_delay
		/-----------------------/
		/* If the following is set TRUE then we do not run purge and insert buffer
		merge to completion before shutdown */
		@@ -328,6 +328,8 @@ ulint srv_max_purge_lag = 0;

		/-------------------------------------------/
		ulint srv_n_spin_wait_rounds = 20;
		ulint srv_n_free_tickets_to_enter = 500;
		ulint srv_thread_sleep_delay = 10000;
		ulint srv_spin_wait_delay = 5;
		ibool srv_priority_boost = TRUE;

		@@ -1025,8 +1027,8 @@ srv_conc_enter_innodb(
		return;
		}

		/* If the transaction is not holding resources, let it sleep for 50
		milliseconds, and try again then */
		/* If the transaction is not holding resources,
		let it sleep for SRV_THREAD_SLEEP_DELAY microseconds, and try again then */

		if (!has_slept && !trx->has_search_latch
		&& NULL == UT_LIST_GET_FIRST(trx->trx_locks)) {
		@@ -1045,8 +1047,10 @@ srv_conc_enter_innodb(
		situations of lots of thread switches. Simply put some
		threads aside for a while to reduce the number of thread
		switches. */

		os_thread_sleep(10000);
		if (SRV_THREAD_SLEEP_DELAY > 0)
		{
		os_thread_sleep(SRV_THREAD_SLEEP_DELAY);
		}

		trx->op_info = "";

mysql-test/r/innodb.result

+60 −0

Original line number	Diff line number	Diff line
		@@ -1715,5 +1715,65 @@ Innodb_row_lock_time_max 0
		show status like "Innodb_row_lock_time_avg";
		Variable_name Value
		Innodb_row_lock_time_avg 0
		show variables like "innodb_sync_spin_loops";
		Variable_name Value
		innodb_sync_spin_loops 20
		set global innodb_sync_spin_loops=1000;
		show variables like "innodb_sync_spin_loops";
		Variable_name Value
		innodb_sync_spin_loops 1000
		set global innodb_sync_spin_loops=0;
		show variables like "innodb_sync_spin_loops";
		Variable_name Value
		innodb_sync_spin_loops 0
		set global innodb_sync_spin_loops=20;
		show variables like "innodb_sync_spin_loops";
		Variable_name Value
		innodb_sync_spin_loops 20
		show variables like "innodb_thread_concurrency";
		Variable_name Value
		innodb_thread_concurrency 8
		set global innodb_thread_concurrency=1000;
		show variables like "innodb_thread_concurrency";
		Variable_name Value
		innodb_thread_concurrency 1000
		set global innodb_thread_concurrency=0;
		show variables like "innodb_thread_concurrency";
		Variable_name Value
		innodb_thread_concurrency 1
		set global innodb_thread_concurrency=16;
		show variables like "innodb_thread_concurrency";
		Variable_name Value
		innodb_thread_concurrency 16
		show variables like "innodb_concurrency_tickets";
		Variable_name Value
		innodb_concurrency_tickets 500
		set global innodb_concurrency_tickets=1000;
		show variables like "innodb_concurrency_tickets";
		Variable_name Value
		innodb_concurrency_tickets 1000
		set global innodb_concurrency_tickets=0;
		show variables like "innodb_concurrency_tickets";
		Variable_name Value
		innodb_concurrency_tickets 1
		set global innodb_concurrency_tickets=500;
		show variables like "innodb_concurrency_tickets";
		Variable_name Value
		innodb_concurrency_tickets 500
		show variables like "innodb_thread_sleep_delay";
		Variable_name Value
		innodb_thread_sleep_delay 10000
		set global innodb_thread_sleep_delay=100000;
		show variables like "innodb_thread_sleep_delay";
		Variable_name Value
		innodb_thread_sleep_delay 100000
		set global innodb_thread_sleep_delay=0;
		show variables like "innodb_thread_sleep_delay";
		Variable_name Value
		innodb_thread_sleep_delay 0
		set global innodb_thread_sleep_delay=10000;
		show variables like "innodb_thread_sleep_delay";
		Variable_name Value
		innodb_thread_sleep_delay 10000
		create table t1 (v varchar(16384)) engine=innodb;
		ERROR 42000: Column length too big for column 'v' (max = 255); use BLOB instead

mysql-test/t/innodb.test

+36 −0

Original line number	Diff line number	Diff line
		@@ -1218,6 +1218,42 @@ show status like "Innodb_row_lock_time";
		show status like "Innodb_row_lock_time_max";
		show status like "Innodb_row_lock_time_avg";

		# Test for innodb_sync_spin_loops variable
		show variables like "innodb_sync_spin_loops";
		set global innodb_sync_spin_loops=1000;
		show variables like "innodb_sync_spin_loops";
		set global innodb_sync_spin_loops=0;
		show variables like "innodb_sync_spin_loops";
		set global innodb_sync_spin_loops=20;
		show variables like "innodb_sync_spin_loops";

		# Test for innodb_thread_concurrency variable
		show variables like "innodb_thread_concurrency";
		set global innodb_thread_concurrency=1000;
		show variables like "innodb_thread_concurrency";
		set global innodb_thread_concurrency=0;
		show variables like "innodb_thread_concurrency";
		set global innodb_thread_concurrency=16;
		show variables like "innodb_thread_concurrency";

		# Test for innodb_concurrency_tickets variable
		show variables like "innodb_concurrency_tickets";
		set global innodb_concurrency_tickets=1000;
		show variables like "innodb_concurrency_tickets";
		set global innodb_concurrency_tickets=0;
		show variables like "innodb_concurrency_tickets";
		set global innodb_concurrency_tickets=500;
		show variables like "innodb_concurrency_tickets";

		# Test for innodb_thread_sleep_delay variable
		show variables like "innodb_thread_sleep_delay";
		set global innodb_thread_sleep_delay=100000;
		show variables like "innodb_thread_sleep_delay";
		set global innodb_thread_sleep_delay=0;
		show variables like "innodb_thread_sleep_delay";
		set global innodb_thread_sleep_delay=10000;
		show variables like "innodb_thread_sleep_delay";

		#
		# Test varchar
		#