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| author | Yasufumi Kinoshita <yasufumi.kinoshita@oracle.com> | 2012-10-17 15:28:31 +0900 |
|---|---|---|
| committer | Yasufumi Kinoshita <yasufumi.kinoshita@oracle.com> | 2012-10-17 15:28:31 +0900 |
| commit | 39e6eafc208476b15e134aa3c31dd11af512a146 (patch) | |
| tree | 0710bbf24daefb32ce2f6e1dc328823be302e02b /storage | |
| parent | bdb4104cf6b658b0b614f2b5b3c690535fde3726 (diff) | |
| download | mariadb-git-39e6eafc208476b15e134aa3c31dd11af512a146.tar.gz | |
Bug #13702112 : WAIT_FOR_READ IS STUCK IN THE 90S
rb://1334
approved by: Inaam Rana
Diffstat (limited to 'storage')
| -rw-r--r-- | storage/innodb_plugin/buf/buf0buf.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/storage/innodb_plugin/buf/buf0buf.c b/storage/innodb_plugin/buf/buf0buf.c index 3ec9ba246d2..b49f5288681 100644 --- a/storage/innodb_plugin/buf/buf0buf.c +++ b/storage/innodb_plugin/buf/buf0buf.c @@ -241,7 +241,7 @@ the read requests for the whole area. #ifndef UNIV_HOTBACKUP /** Value in microseconds */ -static const int WAIT_FOR_READ = 5000; +static const int WAIT_FOR_READ = 100; /** Number of attemtps made to read in a page in the buffer pool */ static const ulint BUF_PAGE_READ_MAX_RETRIES = 100; @@ -1897,8 +1897,9 @@ wait_until_unfixed: mutex_exit(&block->mutex); if (io_fix == BUF_IO_READ) { - - os_thread_sleep(WAIT_FOR_READ); + /* wait by temporaly s-latch */ + rw_lock_s_lock(&(block->lock)); + rw_lock_s_unlock(&(block->lock)); } else { break; } |