Re: Old WAL files under pg_xlog not getting delete

On 1/30/19 9:09 PM, rammohan ganapavarapu wrote:
> Thank you all, but irrespective of count i have why is it keeping old files?

Because you're telling it to!!

max_wal_size= 1GB
wal_keep_segments=500

> and how is it using those files? Is there any processes that can flush or
> remove those files?

Change the parameter and restart the server...

>
> On Wed, Jan 30, 2019, 4:11 PM David G. Johnston
> <david(dot)g(dot)johnston(at)gmail(dot)com <mailto:david(dot)g(dot)johnston(at)gmail(dot)com> wrote:
>
> On Wed, Jan 30, 2019 at 5:00 PM Alvaro Herrera
> <alvherre(at)2ndquadrant(dot)com <mailto:alvherre(at)2ndquadrant(dot)com>> wrote:
> > Hmm ... I would recommend to keep the xlog files in a subdir, not the
> > root of the filesystem.
>
> They are in a subdir (under /opt/pgdata), and the OP seems likely to
> have omitted the self/parent hidden directories during his check as
> well.  Plus per the docs we actually expect 501 so there isn't a need
> to account for 6 extra, just 5.
>
> Dave
>

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