maria-discuss team mailing list archive
Mailing list archive
Re: WL#4925 and multi-source replication
>>>>> "Greg" == Greg <skygreg@xxxxxxxxx> writes:
Greg> 2013/3/14 Michael Widenius <monty@xxxxxxxxxxxx>
>> I didn't think that sync_binlog=1 is required anymore for safe reliction.
>> We are always using group commit in MariaDB 10.0 for the master, so
>> the binary log will be synced for each group commit, which is safe.
Greg> I have to use it in a DRBD config. When testing this config, I killed
Greg> mysqld with SIGKILL and sync_binlog=0 and failover start binary log in old
Greg> position, that caused duplicates on slaves.
Kristian, do you have any comments for the above?
Greg> With sync_binlog=1, this happens no more.
Greg> How to configure how often group commits are fdatasynced ?
They should always be fdatasynced.
>> This is of course something that a customer can sponsor us, if they think
>> this would be useful for them....
Greg> We will discuss about that on March 27 ;)