MDEV-12975 InnoDB redo log minimum size check uses detected file size instead of requested innodb_log_file_size
log_calc_max_ages(): Use the requested size in the check, instead of the detected redo log size. The redo log will be resized at startup if it differs from what has been requested.
This commit is contained in:
Marko Mäkelä
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9a646c91dd
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d1e182d603
@ -1,6 +1,6 @@
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# Test resizing the InnoDB redo log.
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--source include/have_innodb.inc
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--source include/innodb_page_size_small.inc
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# Embedded server does not support crashing
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--source include/not_embedded.inc
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@ -37,6 +37,12 @@ call mtr.add_suppression("Attempting backtrace");
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FLUSH TABLES;
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--enable_query_log
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--let $restart_parameters= --innodb-thread-concurrency=1 --innodb-log-file-size=1m --innodb-log-files-in-group=2
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--source include/restart_mysqld.inc
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--let $restart_parameters= --innodb-thread-concurrency=100 --innodb-log-file-size=10M --innodb-log-files-in-group=2
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--source include/restart_mysqld.inc
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CREATE TABLE t1(a INT PRIMARY KEY) ENGINE=InnoDB;
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BEGIN;
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INSERT INTO t1 VALUES (42);
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@ -754,43 +754,16 @@ ibool
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log_calc_max_ages(void)
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/*===================*/
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{
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log_group_t* group;
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lsn_t margin;
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ulint free;
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ibool success = TRUE;
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lsn_t smallest_capacity;
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lsn_t archive_margin;
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lsn_t smallest_archive_margin;
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mutex_enter(&(log_sys->mutex));
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group = UT_LIST_GET_FIRST(log_sys->log_groups);
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ut_ad(group);
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smallest_capacity = LSN_MAX;
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smallest_archive_margin = LSN_MAX;
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while (group) {
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if (log_group_get_capacity(group) < smallest_capacity) {
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smallest_capacity = log_group_get_capacity(group);
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}
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archive_margin = log_group_get_capacity(group)
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- (group->file_size - LOG_FILE_HDR_SIZE)
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- LOG_ARCHIVE_EXTRA_MARGIN;
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if (archive_margin < smallest_archive_margin) {
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smallest_archive_margin = archive_margin;
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}
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group = UT_LIST_GET_NEXT(log_groups, group);
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}
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lsn_t smallest_capacity = ((srv_log_file_size_requested
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<< srv_page_size_shift)
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- LOG_FILE_HDR_SIZE)
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* srv_n_log_files;
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/* Add extra safety */
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smallest_capacity = smallest_capacity - smallest_capacity / 10;
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smallest_capacity -= smallest_capacity / 10;
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/* For each OS thread we must reserve so much free space in the
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smallest log group that it can accommodate the log entries produced
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@ -800,15 +773,16 @@ log_calc_max_ages(void)
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free = LOG_CHECKPOINT_FREE_PER_THREAD * (10 + srv_thread_concurrency)
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+ LOG_CHECKPOINT_EXTRA_FREE;
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if (free >= smallest_capacity / 2) {
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success = FALSE;
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goto failure;
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} else {
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margin = smallest_capacity - free;
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ib_logf(IB_LOG_LEVEL_FATAL,
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"The combined size of ib_logfiles"
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" should be bigger than\n"
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"InnoDB: 200 kB * innodb_thread_concurrency.");
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}
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margin = smallest_capacity - free;
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margin = margin - margin / 10; /* Add still some extra safety */
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mutex_enter(&log_sys->mutex);
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log_sys->log_group_capacity = smallest_capacity;
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log_sys->max_modified_age_async = margin
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@ -821,22 +795,17 @@ log_calc_max_ages(void)
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log_sys->max_checkpoint_age = margin;
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#ifdef UNIV_LOG_ARCHIVE
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log_sys->max_archived_lsn_age = smallest_archive_margin;
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lsn_t archive_margin = smallest_capacity
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- (srv_log_file_size_requested - LOG_FILE_HDR_SIZE)
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- LOG_ARCHIVE_EXTRA_MARGIN;
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log_sys->max_archived_lsn_age = archive_margin;
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log_sys->max_archived_lsn_age_async = smallest_archive_margin
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- smallest_archive_margin / LOG_ARCHIVE_RATIO_ASYNC;
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log_sys->max_archived_lsn_age_async = archive_margin
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- archive_margin / LOG_ARCHIVE_RATIO_ASYNC;
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#endif /* UNIV_LOG_ARCHIVE */
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failure:
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mutex_exit(&(log_sys->mutex));
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mutex_exit(&log_sys->mutex);
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if (!success) {
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ib_logf(IB_LOG_LEVEL_FATAL,
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"The combined size of ib_logfiles"
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" should be bigger than\n"
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"InnoDB: 200 kB * innodb_thread_concurrency.");
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}
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return(success);
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return(true);
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}
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/******************************************************//**
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@ -860,43 +860,16 @@ ibool
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log_calc_max_ages(void)
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/*===================*/
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{
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log_group_t* group;
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lsn_t margin;
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ulint free;
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ibool success = TRUE;
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lsn_t smallest_capacity;
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lsn_t archive_margin;
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lsn_t smallest_archive_margin;
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mutex_enter(&(log_sys->mutex));
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group = UT_LIST_GET_FIRST(log_sys->log_groups);
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ut_ad(group);
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smallest_capacity = LSN_MAX;
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smallest_archive_margin = LSN_MAX;
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while (group) {
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if (log_group_get_capacity(group) < smallest_capacity) {
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smallest_capacity = log_group_get_capacity(group);
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}
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archive_margin = log_group_get_capacity(group)
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- (group->file_size - LOG_FILE_HDR_SIZE)
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- LOG_ARCHIVE_EXTRA_MARGIN;
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if (archive_margin < smallest_archive_margin) {
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smallest_archive_margin = archive_margin;
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}
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group = UT_LIST_GET_NEXT(log_groups, group);
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}
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lsn_t smallest_capacity = ((srv_log_file_size_requested
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<< srv_page_size_shift)
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- LOG_FILE_HDR_SIZE)
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* srv_n_log_files;
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/* Add extra safety */
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smallest_capacity = smallest_capacity - smallest_capacity / 10;
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smallest_capacity -= smallest_capacity / 10;
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/* For each OS thread we must reserve so much free space in the
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smallest log group that it can accommodate the log entries produced
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@ -906,15 +879,16 @@ log_calc_max_ages(void)
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free = LOG_CHECKPOINT_FREE_PER_THREAD * (10 + srv_thread_concurrency)
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+ LOG_CHECKPOINT_EXTRA_FREE;
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if (free >= smallest_capacity / 2) {
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success = FALSE;
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goto failure;
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} else {
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margin = smallest_capacity - free;
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ib_logf(IB_LOG_LEVEL_FATAL,
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"The combined size of ib_logfiles"
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" should be bigger than\n"
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"InnoDB: 200 kB * innodb_thread_concurrency.");
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}
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margin = smallest_capacity - free;
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margin = margin - margin / 10; /* Add still some extra safety */
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mutex_enter(&log_sys->mutex);
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log_sys->log_group_capacity = smallest_capacity;
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log_sys->max_modified_age_async = margin
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@ -927,22 +901,17 @@ log_calc_max_ages(void)
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log_sys->max_checkpoint_age = margin;
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#ifdef UNIV_LOG_ARCHIVE
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log_sys->max_archived_lsn_age = smallest_archive_margin;
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lsn_t archive_margin = smallest_capacity
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- (srv_log_file_size_requested - LOG_FILE_HDR_SIZE)
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- LOG_ARCHIVE_EXTRA_MARGIN;
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log_sys->max_archived_lsn_age = archive_margin;
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log_sys->max_archived_lsn_age_async = smallest_archive_margin
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- smallest_archive_margin / LOG_ARCHIVE_RATIO_ASYNC;
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log_sys->max_archived_lsn_age_async = archive_margin
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- archive_margin / LOG_ARCHIVE_RATIO_ASYNC;
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#endif /* UNIV_LOG_ARCHIVE */
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failure:
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mutex_exit(&(log_sys->mutex));
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mutex_exit(&log_sys->mutex);
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if (!success) {
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ib_logf(IB_LOG_LEVEL_FATAL,
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"The combined size of ib_logfiles"
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" should be bigger than\n"
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"InnoDB: 200 kB * innodb_thread_concurrency.");
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}
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return(success);
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return(true);
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}
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/******************************************************//**
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