Details
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Bug
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Resolution: Unresolved
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Low
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CernVM-FS 2.7.5
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None
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ANY
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Description
As reported for sft-nightlies.cern.ch, there has been a problem at the end of a publication when it comes to remounting the /cvmfs/sft-nightlies.cern.ch overlayfs stack. Concretely, the read-only mount point did not come back:
[cvsft-nightlies@lxcvmfs146 ~]$ systemctl status "var-spool-cvmfs-sft\x2dnightlies.cern.ch<http://x2dnightlies.cern.ch>-rdonly.mount"
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● var-spool-cvmfs-sft\x2dnightlies.cern.ch<http://x2dnightlies.cern.ch>-rdonly.mount - /var/spool/cvmfs/sft-nightlies.cern.ch/rdonly<http://sft-nightlies.cern.ch/rdonly>
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Loaded: loaded (/etc/fstab; bad; vendor preset: disabled)
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Active: failed (Result: exit-code) since Wed 2021-01-06 12:39:18 CET; 1h 1min ago
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Where: /var/spool/cvmfs/sft-nightlies.cern.ch/rdonly<http://sft-nightlies.cern.ch/rdonly>
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What: cvmfs2#sft-nightlies.cern.ch<http://sft-nightlies.cern.ch>
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Docs: man:fstab(5)
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man:systemd-fstab-generator(8)
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Process: 18563 ExecMount=/bin/mount cvmfs2#sft-nightlies.cern.ch<http://sft-nightlies.cern.ch> /var/spool/cvmfs/sft-nightlies.cern.ch/rdonly<http://sft-nightlies.cern.ch/rdonly> -t fuse -o allow_other,config=/etc/cvmfs/repositories.d/sft-nightlies.cern.ch/client.conf:/var/spool/cvmfs/sft-nightlies.cern.ch/client.local,cvmfs_suid<http://sft-nightlies.cern.ch/client.conf:/var/spool/cvmfs/sft-nightlies.cern.ch/client.local,cvmfs_suid> (code=exited, status=5)
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The system log shows
-- Unit var-spool-cvmfs-sft\x2dnightlies.cern.ch-rdonly.mount has begun starting up.
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Jan 06 12:39:18 lxcvmfs146.cern.ch mount[18563]: CernVM-FS: running with suid support
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Jan 06 12:39:18 lxcvmfs146.cern.ch cvmfs2[18564]: (sft-nightlies.cern.ch) Failed to initialize loader socket
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Jan 06 12:39:18 lxcvmfs146.cern.ch mount[18563]: Failed to initialize loader socket
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Jan 06 12:39:18 lxcvmfs146.cern.ch systemd[1]: var-spool-cvmfs-sft\x2dnightlies.cern.ch-rdonly.mount mount process exited, code=exited status=5
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Jan 06 12:39:18 lxcvmfs146.cern.ch systemd[1]: Failed to mount /var/spool/cvmfs/sft-nightlies.cern.ch/rdonly.
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-- Subject: Unit var-spool-cvmfs-sft\x2dnightlies.cern.ch-rdonly.mount has failed
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-- Defined-By: systemd
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-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
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--
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-- Unit var-spool-cvmfs-sft\x2dnightlies.cern.ch-rdonly.mount has failed.
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--
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-- The result is failed.
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Jan 06 12:39:18 lxcvmfs146.cern.ch systemd[1]: Unit var-spool-cvmfs-sft\x2dnightlies.cern.ch-rdonly.mount entered failed state.
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This could be a race condition in the presence of frequent publications.