I was running an import of chat history from Slack which failed. But I can’t find any information as to why, only that it did.
$ mmctl import job show bargofm9pifj9bc14a9ofbbh4w
ID: bargofm9pifj9bc14a9ofbbh4w
Status: error
Created: 2022-01-09 22:06:27 +0100 CET
Started: 2022-01-09 22:06:33 +0100 CET
“journalctl -u mattermost” holds nothing of interest either
jan 09 22:14:44 RiggenBuntu systemd[1]: Started Mattermost.
jan 09 22:14:44 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:14:44.234 +01:00","level":"info","msg":"Starting Server...","caller":"app/server.go:1211"}
jan 09 22:14:44 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:14:44.237 +01:00","level":"info","msg":"Server is listening on [::]:8065","caller":"app/server.go:1284","address":"[::]:8065"}
jan 09 22:14:44 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:14:44.237 +01:00","level":"info","msg":"Sending systemd READY notification.","caller":"commands/server.go:126"}
jan 09 22:24:30 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:24:30.347 +01:00","level":"info","msg":"Worker: Job is complete","caller":"expirynotify/worker.go:85","worker":"ExpiryNotify","job_id":"z7396qnx9jb6teszzdbwcmhkte"}
jan 09 22:28:42 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:28:42.917 +01:00","level":"warn","msg":"Unable to parse developer flag","caller":"web/handlers.go:106","developer_flag":""}
jan 09 22:29:24 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:29:24.117 +01:00","level":"warn","msg":"Unable to parse developer flag","caller":"web/handlers.go:106","developer_flag":""}
jan 09 22:29:24 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:29:24.336 +01:00","level":"warn","msg":"Unable to parse developer flag","caller":"web/handlers.go:106","developer_flag":""}
jan 09 22:30:24 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:30:24.308 +01:00","level":"info","msg":"Post.Message has size restrictions","caller":"sqlstore/post_store.go:2145","max_characters":16383,"max_bytes":65535}
jan 09 22:34:30 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:34:30.444 +01:00","level":"info","msg":"Worker: Job is complete","caller":"expirynotify/worker.go:85","worker":"ExpiryNotify","job_id":"3b7exwfpg7famykst5eadhiyso"}
jan 09 22:44:30 RiggenBuntu mattermost[3084209]: {"timestamp":"2022-01-09 22:44:30.509 +01:00","level":"info","msg":"Worker: Job is complete","caller":"expirynotify/worker.go:85","worker":"ExpiryNotify","job_id":"nqj37rictire3efd711g7s11to"}
And there seems to be no log for mattermost in /var/log.