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Na Debianu 9 Stretch po instalaci redis serveru na OpenVZ kontejneru přes apt install redis-server se nespustí správně služba:

Oct 16 20:15:11 png systemd[4165]: redis-server.service: Failed at step NAMESPACE spawning /usr/bin/redis-server:       
Too many levels of symbolic links

– Subject: Process /usr/bin/redis-server could not be executed – Defined-By: systemd – Support: https://www.debian.org/support – – The process /usr/bin/redis-server could not be executed and failed. – – The error number returned by this process is 40. Oct 16 20:15:11 png systemd[1]: redis-server.service: Control process exited, code=exited status=226 Oct 16 20:15:11 png systemd[1]: Failed to start Advanced key-value store. – Subject: Unit redis-server.service has failed – Defined-By: systemd – Support: https://www.debian.org/support – – Unit redis-server.service has failed. – – The result is failed. Oct 16 20:15:11 png systemd[1]: redis-server.service: Unit entered failed state. Oct 16 20:15:11 png systemd[1]: redis-server.service: Failed with result 'exit-code'. Oct 16 20:15:11 png systemd[1]: redis-server.service: Service hold-off time over, scheduling restart. Oct 16 20:15:11 png systemd[1]: proc-sys-fs-binfmt_misc.automount: Cannot add dependency job, ignoring: Unit proc-sys-fs-binfmt_misc.automount is masked. Oct 16 20:15:11 png systemd[1]: Stopped Advanced key-value store. – Subject: Unit redis-server.service has finished shutting down – Defined-By: systemd – Support: https://www.debian.org/support – – Unit redis-server.service has finished shutting down. Oct 16 20:15:11 png systemd[1]: redis-server.service: Start request repeated too quickly. Oct 16 20:15:11 png systemd[1]: Failed to start Advanced key-value store. – Subject: Unit redis-server.service has failed – Defined-By: systemd – Support: https://www.debian.org/support – – Unit redis-server.service has failed. – – The result is failed. Oct 16 20:15:11 png systemd[1]: redis-server.service: Unit entered failed state. Oct 16 20:15:11 png systemd[1]: redis-server.service: Failed with result 'exit-code'. Oct 16 20:15:18 png sudo[4169]: root : TTY=pts/0 ; PWD=/ ; USER=root ; COMMAND=/usr/sbin/service redis-server restart Oct 16 20:15:18 png sudo[4169]: pam_unix(sudo:session): session opened for user root by root(uid=0) Oct 16 20:15:18 png systemd[1]: proc-sys-fs-binfmt_misc.automount: Cannot add dependency job, ignoring: Unit proc-sys-fs-binfmt_misc.automount is masked. Oct 16 20:15:18 png systemd[1]: redis-server.service: Start request repeated too quickly. Oct 16 20:15:18 png systemd[1]: Failed to start Advanced key-value store. – Subject: Unit redis-server.service has failed – Defined-By: systemd – Support: https://www.debian.org/support – – Unit redis-server.service has failed. – – The result is failed.

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Řešení:

sed -i 's/ReadWriteDirectories=-\/var\/run\/redis\/ReadWriteDirectories=-\/run\/redis/g' /lib/systemd/system/redis-server.service

systemctl reload-daemon

systemctl restart redis.service