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MDEV-4506: Parallel replication.

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Implement --slave-parallel-max-queue to limit memory usage
of SQL thread read-ahead in the relay log.
This commit is contained in:
unknown 2013-10-24 12:44:21 +02:00
commit ee8a816208
9 changed files with 113 additions and 27 deletions
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1
sql/mysqld.h
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@ -177,6 +177,7 @@ extern ulong opt_binlog_rows_event_max_size;
extern ulong rpl_recovery_rank, thread_cache_size;
extern ulong stored_program_cache_size;
extern ulong opt_slave_parallel_threads;
extern ulong opt_slave_parallel_max_queued;
extern ulong opt_binlog_commit_wait_count;
extern ulong opt_binlog_commit_wait_usec;
extern ulong back_log;