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Re: Race Condition in Seconds behind master.

 

Hi Kristian,

Thanks I will look into it.

Regards
sachin

On Tue, May 2, 2017 at 6:47 PM, Kristian Nielsen
<knielsen@xxxxxxxxxxxxxxx> wrote:
> Sachin Setiya <sachin.setiya@xxxxxxxxxxx> writes:
>
>> Then I executed Show slave status (couple of times in a second), and
>> found Seconds_behind_master is changing arbitrarily
>
> I have always found the semantics of Seconds_behind_master complex to
> understand.
>
> I wrote an analysis some time ago:
>
>   https://lists.launchpad.net/maria-developers/msg08958.html
>   https://lists.launchpad.net/maria-developers/msg08961.html
>
> Maybe with that background, you can go back to the binlog and compare time
> stamps and see if the behaviour you see makes sense.
>
> Maybe there are other places in the code where wrong timestamp is binlogged?
>
> I do not remember if the change discussed in that email thread was ever
> implemented (for non-parallel replication).
>
>  - Kristian.
>
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