RE: Checkpoint less frequently

> From: William Uther [mailto:willu.mailingLists@cse.unsw.edu.au]
> Sent: Thursday, February 20, 2003 11:19 AM

>> * Reduce the number of txn_checkpoint calls in our code, or even
>> eliminate them completely.
>>
>> Before amyone starts wondering if I'm off my rocker, consider this: you
>> only really need a txn_checkpoint when youre doing a hot backup of the
>> database, or removing old log files. Therefore, checkpoints should be
>> issued by the backup/cleanup scripts, definitely not in the critical
>> path.
>
> Reading http://www.sleepycat.com/docs/ref/transapp/checkpoint.html

Reading this I wonder why we don't checkpoint only at the time right
before we run post-commit (before we tell the client the commit succeeded).
And only then. Any reason to checkpoint more often?

Sander

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Received on Thu Feb 20 11:27:11 2003