Re: PostgreSQL 12 - ERROR: could not rename file "pg_logical/snapshots/1A-7C00D890.snap.13594.tmp" to "pg_logical/snapshots/1A-7C00D890.snap": No space left on device

Hello Raf, Tom,

After many tests of proposal solutions, I am not able to solve the issue.

Seems that It is a bug ?

Le jeu. 2 juil. 2020 à 01:59, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> a écrit :

> raf <raf(at)raf(dot)org> writes:
> > FOUTE K. Jaurès wrote:
> >> The result of df -i
> >>
> >> Sys. de fichiers Inœuds IUtil. ILibre IUti% Monté sur
> >> udev 3065149 433 3064716 1% /dev
> >> tmpfs 3072780 665 3072115 1% /run
> >> /dev/sdb2 59973632 356029 59617603 1% /
> >> tmpfs 3072780 7 3072773 1% /dev/shm
> >> tmpfs 3072780 10 3072770 1% /run/lock
> >> tmpfs 3072780 17 3072763 1% /sys/fs/cgroup
> >> /dev/sdb1 0 0 0 - /boot/efi
> >> tmpfs 3072780 19 3072761 1% /run/user/108
> >> tmpfs 3072780 5 3072775 1% /run/user/1001
> >> tmpfs 3072780 5 3072775 1% /run/user/1000
>
> > So that's not it. It would take ~60 million
> > files to fill up your / inode table. I can't
> > think of another explanation for that error
> > message if df without -i also shows free space.
>
> I'm going to take a shot in the dark and ask if the root file system
> is XFS. It doesn't take too much googling to find out that XFS has a
> reputation for reporting ENOSPC when there seems to be more than enough
> room left. Apparently, it can do so as a result of fragmentation problems
> even though the disk as a whole has lots of space --- for one cautionary
> example see this thread:
>
> https://www.spinics.net/lists/linux-xfs/msg22856.html
>
> typo-ishly titled "ENSOPC on a 10% used disk". It looks like the XFS crew
> installed a fix for the underlying bug ... but that thread is from 2018
> and you're running a 2015 Ubuntu release.
>
> Or, to cut to the chase: maybe updating to a less hoary kernel would help.
> If you are stuck with this Ubuntu release for some reason, consider using
> a less bleeding-edge-at-the-time file system.
>
> regards, tom lane
>

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