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Re: SSDs with Postgresql?

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* Adrian Klaver:

>> Interesting.  Is there an easy way to monitor WAL traffic in away?  It
>> does not have to be finegrained, but it might be helpful to know if
>> we're doing 10 GB, 100 GB or 1 TB of WAL traffic on a particular
>> database, should the question of SSDs ever come up.
>
> They are found in $DATA/pg_xlog so checking the size of that
> directory regularly would get you the information.

But log files are recycled, so looking at the directory alone does not
seem particularly helpful.

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