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Re: Can postgres ever delete the recycled future WAL files to free-up disk space if max_wal_size is reduced or wal_recycle is set to off? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Can postgres ever delete the recycled future WAL files to free-up disk space if max_wal_size is reduced or wal_recycle is set to off?
Date
Msg-id 2949042.1651855835@sss.pgh.pa.us
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In response to Can postgres ever delete the recycled future WAL files to free-up disk space if max_wal_size is reduced or wal_recycle is set to off?  (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>)
Responses Re: Can postgres ever delete the recycled future WAL files to free-up disk space if max_wal_size is reduced or wal_recycle is set to off?  (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>)
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Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com> writes:
> Can postgres delete the recycled future WAL files once max_wal_size is
> reduced and/or wal_recycle is set to off?

A checkpoint should do that, see RemoveOldXlogFiles.

Maybe you have a broken WAL archiving setup, or something else preventing
removal of old WAL files?

            regards, tom lane

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