can't start:
Apr 02 22:48:47 server sh[21170]: what(): Codecs: Initialize: 'boost::filesystem::create_directory: Too many levels of symbolic links: "/srv/dev-disk-by-label-ssd/plexmediaserver/Library/Application Support/Plex Media Server/Codecs/7814ac9-1285-linux-ubuntu-x86_64"'
Apr 02 22:48:47 server sh[21170]: ****** PLEX MEDIA SERVER CRASHED, CRASH REPORT WRITTEN: /srv/dev-disk-by-label-ssd/plexmediaserver/Library/Application Support/Plex Media Server/Crash Reports/1.12.1.4885-1046ba85f/PLEX MEDIA SERVER/464fe4c0-0d0b-f3a0-49c8ef50-3f87824c.dmp
Apr 02 22:48:47 server sh[21170]: Aborted
Apr 02 22:48:47 server systemd[1]: plexmediaserver.service: Main process exited, code=exited, status=134/n/a
Apr 02 22:48:47 server systemd[1]: plexmediaserver.service: Unit entered failed state.
Apr 02 22:48:47 server systemd[1]: plexmediaserver.service: Failed with result 'exit-code'.
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Service hold-off time over, scheduling restart.
Apr 02 22:48:53 server systemd[1]: Stopped Plex Media Server for Linux.
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_PLUGIN_PROCS=6': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_STACK_SIZE=3000': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_TMPDIR=/tmp': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_USER=plex': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: Starting Plex Media Server for Linux...
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_PLUGIN_PROCS=6': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_STACK_SIZE=3000': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_TMPDIR=/tmp': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_USER=plex': /etc/default/plexmediaserver
Apr 02 22:48:53 server systemd[1]: Started Plex Media Server for Linux.
Apr 02 22:48:53 server sh[21184]: terminate called after throwing an instance of 'std::runtime_error'
Apr 02 22:48:53 server sh[21184]: what(): Codecs: Initialize: 'boost::filesystem::create_directory: Too many levels of symbolic links: "/srv/dev-disk-by-label-ssd/plexmediaserver/Library/Application Support/Plex Media Server/Codecs/7814ac9-1285-linux-ubuntu-x86_64"'
Apr 02 22:48:53 server sh[21184]: ****** PLEX MEDIA SERVER CRASHED, CRASH REPORT WRITTEN: /srv/dev-disk-by-label-ssd/plexmediaserver/Library/Application Support/Plex Media Server/Crash Reports/1.12.1.4885-1046ba85f/PLEX MEDIA SERVER/59ad15fe-e458-cf0e-3fc4d913-4cff5081.dmp
Apr 02 22:48:53 server sh[21184]: Aborted
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Main process exited, code=exited, status=134/n/a
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Unit entered failed state.
Apr 02 22:48:53 server systemd[1]: plexmediaserver.service: Failed with result 'exit-code'.
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Service hold-off time over, scheduling restart.
Apr 02 22:48:58 server systemd[1]: Stopped Plex Media Server for Linux.
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_PLUGIN_PROCS=6': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_STACK_SIZE=3000': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_TMPDIR=/tmp': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_USER=plex': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: Starting Plex Media Server for Linux...
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_PLUGIN_PROCS=6': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_MAX_STACK_SIZE=3000': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_TMPDIR=/tmp': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Ignoring invalid environment assignment 'export PLEX_MEDIA_SERVER_USER=plex': /etc/default/plexmediaserver
Apr 02 22:48:58 server systemd[1]: Started Plex Media Server for Linux.
Apr 02 22:48:58 server sh[21197]: terminate called after throwing an instance of 'std::runtime_error'
Apr 02 22:48:58 server sh[21197]: what(): Codecs: Initialize: 'boost::filesystem::create_directory: Too many levels of symbolic links: "/srv/dev-disk-by-label-ssd/plexmediaserver/Library/Application Support/Plex Media Server/Codecs/7814ac9-1285-linux-ubuntu-x86_64"'
Apr 02 22:48:58 server sh[21197]: ****** PLEX MEDIA SERVER CRASHED, CRASH REPORT WRITTEN: /srv/dev-disk-by-label-ssd/plexmediaserver/Library/Application Support/Plex Media Server/Crash Reports/1.12.1.4885-1046ba85f/PLEX MEDIA SERVER/3f1ac24f-7f28-6474-4cb6b51a-22f2ff86.dmp
Apr 02 22:48:58 server sh[21197]: Aborted
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Main process exited, code=exited, status=134/n/a
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Unit entered failed state.
Apr 02 22:48:58 server systemd[1]: plexmediaserver.service: Failed with result 'exit-code'.
Apr 02 22:49:01 server CRON[21207]: pam_unix(cron:session): session opened for user root by (uid=0)
Apr 02 22:49:01 server CRON[21208]: (root) CMD ( test -x /usr/sbin/wakealarm && /usr/sbin/wakealarm > /dev/null 2>&1)
Apr 02 22:49:01 server CRON[21207]: pam_unix(cron:session): session closed for user root
Apr 02 22:49:03 server systemd[1]: plexmediaserver.service: Service hold-off time over, scheduling restart.
Apr 02 22:49:03 server systemd[1]: Stopped Plex Media Server for Linux.
Apr 02 22:49:03 server systemd[1]: plexmediaserver.service: Start request repeated too quickly.
Apr 02 22:49:03 server systemd[1]: Failed to start Plex Media Server for Linux.
Apr 02 22:49:03 server systemd[1]: plexmediaserver.service: Unit entered failed state.
Apr 02 22:49:03 server systemd[1]: plexmediaserver.service: Failed with result 'exit-code'.
Apr 02 22:49:15 server monit[1350]: 'filesystem_srv_dev-disk-by-label-HDD3' space usage 99.6% matches resource limit [space usage>85.0%]
Apr 02 22:49:15 server monit[1350]: 'filesystem_srv_dev-disk-by-label-HDD1' space usage 90.0% matches resource limit [space usage>85.0%]
Apr 02 22:49:15 server monit[1350]: 'filesystem_srv_fce9452d-7471-45b1-8e9a-df2c8e190639' space usage 85.2% matches resource limit [space usage>85.0%]
Apr 02 22:49:45 server monit[1350]: 'filesystem_srv_dev-disk-by-label-HDD3' space usage 99.6% matches resource limit [space usage>85.0%]
Apr 02 22:49:45 server monit[1350]: 'filesystem_srv_dev-disk-by-label-HDD1' space usage 90.0% matches resource limit [space usage>85.0%]
Apr 02 22:49:45 server monit[1350]: 'filesystem_srv_fce9452d-7471-45b1-8e9a-df2c8e190639' space usage 85.2% matches resource limit [space usage>85.0%]
Apr 02 22:50:01 server CRON[21245]: pam_unix(cron:session): session opened for user root by (uid=0)
Apr 02 22:50:01 server CRON[21246]: (root) CMD ( test -x /usr/sbin/wakealarm && /usr/sbin/wakealarm > /dev/null 2>&1)
Apr 02 22:50:01 server CRON[21245]: pam_unix(cron:session): session closed for user root