Let’s see if this works. Here’s the log (in DEBUG mode) from starting mattermost:
{"level":"info","ts":1603343393.165138,"caller":"app/server.go:214","msg":"Server is initializing..."}
{"level":"info","ts":1603343393.1661773,"caller":"app/web_hub.go:83","msg":"Starting websocket hubs","number_of_hubs":4}
{"level":"warn","ts":1603343393.1665008,"caller":"app/server.go:223","msg":"Sentry reporting is enabled, but SENTRY_DSN is not set. Disabling rep
orting."}
{"level":"info","ts":1603343393.168036,"caller":"utils/i18n.go:90","msg":"Loaded system translations","for locale":"en","from locale":"/opt/matte
rmost/i18n/en.json"}
{"level":"debug","ts":1603343393.1687286,"caller":"utils/html.go:30","msg":"Parsing server templates","templates_directory":"/opt/mattermost/temp
lates"}
{"level":"info","ts":1603343393.1705825,"caller":"sqlstore/supplier.go:232","msg":"Pinging SQL","database":"master"}
{"level":"debug","ts":1603343393.171027,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":0}
{"level":"debug","ts":1603343393.1710956,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":1}
{"level":"debug","ts":1603343393.1711547,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":2}
{"level":"debug","ts":1603343393.1712108,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":3}
{"level":"debug","ts":1603343393.2294328,"caller":"sqlstore/preference_store.go:42","msg":"Deleting any unused pre-release features"}
{"level":"debug","ts":1603343393.2568846,"caller":"utils/license.go:83","msg":"We could not find the license key in the database or on disk at","
filename":"/opt/mattermost/config/mattermost.mattermost-license"}
{"level":"info","ts":1603343393.2573647,"caller":"app/license.go:54","msg":"License key from https://mattermost.com required to unlock enterprise
features."}
{"level":"error","ts":1603343393.2602592,"caller":"app/server.go:414","msg":"Mail server connection test is failed: SendEmailNotifications is not
true"}
{"level":"debug","ts":1603343393.2607245,"caller":"filesstore/localstore.go:33","msg":"Able to write files to local storage."}
{"level":"info","ts":1603343393.2666717,"caller":"app/server.go:450","msg":"Current version is 5.28.0 (5.28.1/Mon Oct 19 15:20:59 UTC 2020/d99150
4714aded3b97f95fea8f78a01e6ea125bb/a58154b23e3e254c0accc7d9c02310e33417d1c3)","current_version":"5.28.0","build_number":"5.28.1","build_date":"Mo
n Oct 19 15:20:59 UTC 2020","build_hash":"d991504714aded3b97f95fea8f78a01e6ea125bb","build_hash_enterprise":"a58154b23e3e254c0accc7d9c02310e33417
d1c3"}
{"level":"info","ts":1603343393.2669387,"caller":"app/server.go:459","msg":"Enterprise Build","enterprise_build":true}
{"level":"info","ts":1603343393.267173,"caller":"app/server.go:465","msg":"Printing current working","directory":"/opt/mattermost"}
{"level":"info","ts":1603343393.2674003,"caller":"app/server.go:466","msg":"Loaded config","source":"file:///opt/mattermost/config/config.json"}
{"level":"info","ts":1603343393.2896667,"caller":"sqlstore/post_store.go:1626","msg":"Post.Message has size restrictions","max_characters":16383,
"max_bytes":65535}
{"level":"debug","ts":1603343393.3326674,"caller":"app/server.go:666","msg":"Advanced logging metrics enabled"}
{"level":"info","ts":1603343393.3332064,"caller":"bleveengine/bleve.go:267","msg":"UpdateConf Bleve"}
{"level":"debug","ts":1603343393.3355997,"caller":"app/product_notices.go:302","msg":"Will fetch notices from","url":"https://notices.mattermost.
com/","skip_cache":false}
{"level":"debug","ts":1603343393.342674,"caller":"api4/plugin.go:26","msg":"EXPERIMENTAL: Initializing plugin api"}
{"level":"debug","ts":1603343393.3437958,"caller":"web/web.go:28","msg":"Initializing web routes"}
{"level":"debug","ts":1603343393.3442974,"caller":"utils/subpath.go:84","msg":"Rewriting static assets","from_subpath":"/","to_subpath":"/"}
{"level":"debug","ts":1603343393.3592997,"caller":"web/static.go:28","msg":"Using client directory","clientDir":"/opt/mattermost/client"}
{"level":"info","ts":1603343393.3618674,"caller":"app/server.go:878","msg":"Starting Server..."}
{"level":"info","ts":1603343393.3623743,"caller":"app/server.go:955","msg":"Server is listening on [::]:8065","address":"[::]:8065"}
{"level":"info","ts":1603343393.3626304,"caller":"commands/server.go:112","msg":"Sending systemd READY notification."}
{"level":"debug","ts":1603343428.5627298,"caller":"app/enterprise.go:186","msg":"Loading original SAML library"}
{"level":"debug","ts":1603343428.564251,"caller":"jobs/schedulers.go:30","msg":"Initialising schedulers."}
{"level":"info","ts":1603343428.5781214,"caller":"mlog/log.go:215","msg":"Starting up plugins"}
{"level":"info","ts":1603343428.5782108,"caller":"app/plugin.go:222","msg":"Syncing plugins from the file store"}
{"level":"debug","ts":1603343428.578657,"caller":"app/plugin.go:246","msg":"Removing local installation of managed plugin before sync","plugin_id
":"com.mattermost.nps"}
{"level":"debug","ts":1603343428.5847082,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
lugins/mattermost-plugin-nps-v1.1.0-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.584732,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_pl
ugins/mattermost-plugin-aws-SNS-v1.0.2-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.5847156,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
lugins/mattermost-plugin-autolink-v1.1.2-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.5991716,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
lugins/mattermost-plugin-custom-attributes-v1.2.0-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.6093984,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
lugins/mattermost-plugin-welcomebot-v1.1.1-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.6238427,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
/mattermost-plugin-github-v0.14.0-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.6239104,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
lugins/mattermost-plugin-zoom-v1.3.1-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.6239238,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
lugins/mattermost-plugin-jira-v2.3.2-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.638409,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_pl
ugins/mattermost-plugin-gitlab-v1.1.0-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.638429,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_pl
ugins/mattermost-plugin-jenkins-v1.0.0-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343428.638442,"caller":"app/plugin.go:833","msg":"Processing prepackaged plugin","path":"/opt/mattermost/prepackaged_pl
ugins/mattermost-plugin-antivirus-v0.1.2-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343430.0028324,"caller":"app/plugin.go:863","msg":"Installing prepackaged plugin","path":"/opt/mattermost/prepackaged_p
lugins/mattermost-plugin-nps-v1.1.0-linux-amd64.tar.gz"}
{"level":"debug","ts":1603343430.3433867,"caller":"plugin/hclog_adapter.go:51","msg":"starting plugin","plugin_id":"com.mattermost.nps","wrapped_
extras":"pathplugins/com.mattermost.nps/server/dist/plugin-linux-amd64args[plugins/com.mattermost.nps/server/dist/plugin-linux-amd64]"}
{"level":"debug","ts":1603343430.3439155,"caller":"plugin/hclog_adapter.go:51","msg":"plugin started","plugin_id":"com.mattermost.nps","wrapped_e
xtras":"pathplugins/com.mattermost.nps/server/dist/plugin-linux-amd64pid2522"}
{"level":"debug","ts":1603343430.3440335,"caller":"plugin/hclog_adapter.go:51","msg":"waiting for RPC address","plugin_id":"com.mattermost.nps","
wrapped_extras":"pathplugins/com.mattermost.nps/server/dist/plugin-linux-amd64"}
{"level":"debug","ts":1603343430.3558922,"caller":"plugin/hclog_adapter.go:51","msg":"plugin address","plugin_id":"com.mattermost.nps","wrapped_e
xtras":"address/tmp/plugin807553192networkunixtimestamp2020-10-22T05:10:30.355Z"}
{"level":"debug","ts":1603343430.3560088,"caller":"plugin/hclog_adapter.go:51","msg":"using plugin","plugin_id":"com.mattermost.nps","wrapped_ext
ras":"version1"}
{"level":"debug","ts":1603343430.3639193,"caller":"mlog/sugar.go:15","msg":"Activating plugin","plugin_id":"com.mattermost.nps"}
{"level":"info","ts":1603343430.3649774,"caller":"mlog/sugar.go:19","msg":"Ensuring Surveybot exists","plugin_id":"com.mattermost.nps"}
{"level":"debug","ts":1603343430.3791466,"caller":"mlog/sugar.go:15","msg":"Failed to create Surveybot. Attempting to find existing one.","plugin
_id":"com.mattermost.nps","err":"SqlUserStore.Save: An account with that username already exists., user_id=pnweskum3bnfmgwr6a9uwono1h, Error 1062
: Duplicate entry 'surveybot' for key 'Username'"}
{"level":"debug","ts":1603343430.3817024,"caller":"mlog/sugar.go:15","msg":"Found Surveybot","plugin_id":"com.mattermost.nps"}
{"level":"debug","ts":1603343430.3832643,"caller":"mlog/sugar.go:15","msg":"Plugin activated","plugin_id":"com.mattermost.nps"}
{"level":"info","ts":1603343430.3896868,"caller":"jobs/workers.go:87","msg":"Starting workers"}
{"level":"debug","ts":1603343430.3902156,"caller":"utils/license.go:83","msg":"We could not find the license key in the database or on disk at","filename":"/opt/mattermost/config/mattermost.mattermost-license"}
{"level":"info","ts":1603343430.390512,"caller":"app/license.go:54","msg":"License key from https://mattermost.com required to unlock enterprise
features."}
{"level":"debug","ts":1603343430.3910553,"caller":"app/server.go:666","msg":"Advanced logging metrics enabled"}
{"level":"debug","ts":1603343430.391104,"caller":"app/server.go:1344","msg":"License cannot be found."}
{"level":"debug","ts":1603343430.3916035,"caller":"app/server.go:1227","msg":"Cannot obtain last advisory run timestamp","error":"getLastWarnMetr
icTimestamp: Unable to find the system variable., failed to get system property with name=: sql: no rows in result set"}
{"level":"debug","ts":1603343430.3924077,"caller":"web/handlers.go:100","msg":"Received HTTP request","method":"GET","url":"/","request_id":"pu41
3m41k7rxpjpgqp3kqay31h","status_code":"200"}
{"level":"debug","ts":1603343430.3929687,"caller":"sqlstore/session_store.go:280","msg":"Cleaning up session store."}
{"level":"debug","ts":1603343430.3931923,"caller":"sqlstore/tokens_store.go:70","msg":"Cleaning up token store."}
{"level":"debug","ts":1603343430.3934293,"caller":"migrations/worker.go:44","msg":"Worker started","worker":"Migrations"}
{"level":"debug","ts":1603343430.3934603,"caller":"scheduler/worker.go:36","msg":"Worker started","worker":"Plugins"}
{"level":"debug","ts":1603343430.3934753,"caller":"expirynotify/worker.go:39","msg":"Worker started","worker":"ExpiryNotify"}
{"level":"debug","ts":1603343430.3935027,"caller":"active_users/worker.go:50","msg":"Worker started","worker":"ActiveUsers"}
{"level":"debug","ts":1603343430.3935175,"caller":"product_notices/worker.go:39","msg":"Worker started","worker":"ProductNotices"}
{"level":"debug","ts":1603343430.3935304,"caller":"jobs/jobs_watcher.go:38","msg":"Watcher Started"}
{"level":"info","ts":1603343430.3935611,"caller":"jobs/schedulers.go:85","msg":"Starting schedulers."}
{"level":"debug","ts":1603343430.3937964,"caller":"sqlstore/command_webhook_store.go:82","msg":"Cleaning up command webhook store."}
{"level":"debug","ts":1603343430.3974454,"caller":"jobs/schedulers.go:183","msg":"Next run time for scheduler","scheduler_name":"MigrationsSchedu
ler","next_runtime":"2020-10-22 05:11:30.397433835 +0000 UTC m=+97.432252251"}
{"level":"debug","ts":1603343430.398262,"caller":"jobs/schedulers.go:183","msg":"Next run time for scheduler","scheduler_name":"PluginsScheduler"
,"next_runtime":"2020-10-23 05:10:30.398255489 +0000 UTC m=+86437.433073903"}
{"level":"debug","ts":1603343430.398892,"caller":"jobs/schedulers.go:183","msg":"Next run time for scheduler","scheduler_name":"ExpiryNotifySched
uler","next_runtime":"2020-10-22 05:20:30.398885777 +0000 UTC m=+637.433704193"}
{"level":"debug","ts":1603343430.3996658,"caller":"jobs/schedulers.go:183","msg":"Next run time for scheduler","scheduler_name":"ProductNoticesSc
heduler","next_runtime":"2020-10-22 06:10:30.399659345 +0000 UTC m=+3637.434477759"}
{"level":"debug","ts":1603343490.4010444,"caller":"migrations/scheduler.go:50","msg":"Scheduling Job","scheduler":"MigrationsScheduler"}
{"level":"debug","ts":1603343490.401629,"caller":"migrations/scheduler.go:89","msg":"All migrations are complete.","scheduler":"MigrationsSchedul
er"}
{"level":"debug","ts":1603343490.4023125,"caller":"jobs/schedulers.go:183","msg":"Next run time for scheduler","scheduler_name":"MigrationsSchedu
ler","next_runtime":"<nil>"}
{"level":"debug","ts":1603343577.9663823,"caller":"web/handlers.go:100","msg":"Received HTTP request","method":"GET","url":"/","request_id":"ymed
faimkjfzijb3ju9eyr8jna","status_code":"200"}
{"level":"info","ts":1603343720.013753,"caller":"app/server.go:695","msg":"Stopping Server..."}
{"level":"info","ts":1603343720.0139163,"caller":"app/web_hub.go:115","msg":"stopping websocket hub connections"}
{"level":"info","ts":1603343720.013978,"caller":"app/plugin.go:299","msg":"Shutting down plugins"}
{"level":"debug","ts":1603343720.0160596,"caller":"plugin/hclog_adapter.go:51","msg":"plugin process exited","plugin_id":"com.mattermost.nps","wr
apped_extras":"pathplugins/com.mattermost.nps/server/dist/plugin-linux-amd64pid2522"}
{"level":"debug","ts":1603343720.0161934,"caller":"plugin/hclog_adapter.go:53","msg":"plugin exited","plugin_id":"com.mattermost.nps"}
{"level":"debug","ts":1603343720.0401533,"caller":"jobs/jobs_watcher.go:62","msg":"Watcher Stopping"}
{"level":"debug","ts":1603343720.0402064,"caller":"jobs/jobs_watcher.go:53","msg":"Watcher: Received stop signal"}
{"level":"debug","ts":1603343720.0402253,"caller":"jobs/jobs_watcher.go:46","msg":"Watcher Finished"}
{"level":"debug","ts":1603343720.0402384,"caller":"migrations/worker.go:64","msg":"Worker stopping","worker":"Migrations"}
{"level":"debug","ts":1603343720.0402572,"caller":"migrations/worker.go:54","msg":"Worker received stop signal","worker":"Migrations"}
{"level":"debug","ts":1603343720.0402677,"caller":"migrations/worker.go:47","msg":"Worker finished","worker":"Migrations"}
{"level":"debug","ts":1603343720.0403156,"caller":"scheduler/worker.go:56","msg":"Worker stopping","worker":"Plugins"}
{"level":"debug","ts":1603343720.0403328,"caller":"scheduler/worker.go:46","msg":"Worker received stop signal","worker":"Plugins"}
{"level":"debug","ts":1603343720.0403452,"caller":"scheduler/worker.go:39","msg":"Worker finished","worker":"Plugins"}
{"level":"debug","ts":1603343720.0403564,"caller":"expirynotify/worker.go:59","msg":"Worker stopping","worker":"ExpiryNotify"}
{"level":"debug","ts":1603343720.0403674,"caller":"expirynotify/worker.go:49","msg":"Worker received stop signal","worker":"ExpiryNotify"}
{"level":"debug","ts":1603343720.040378,"caller":"expirynotify/worker.go:42","msg":"Worker finished","worker":"ExpiryNotify"}
{"level":"debug","ts":1603343720.0404065,"caller":"active_users/worker.go:70","msg":"Worker stopping","worker":"ActiveUsers"}
{"level":"debug","ts":1603343720.0404198,"caller":"active_users/worker.go:60","msg":"Worker received stop signal","worker":"ActiveUsers"}
{"level":"debug","ts":1603343720.0404303,"caller":"active_users/worker.go:53","msg":"Worker finished","worker":"ActiveUsers"}
{"level":"debug","ts":1603343720.040446,"caller":"product_notices/worker.go:59","msg":"Worker stopping","worker":"ProductNotices"}
{"level":"debug","ts":1603343720.040457,"caller":"product_notices/worker.go:49","msg":"Worker received stop signal","worker":"ProductNotices"}
{"level":"debug","ts":1603343720.0404665,"caller":"product_notices/worker.go:42","msg":"Worker finished","worker":"ProductNotices"}
{"level":"info","ts":1603343720.0405133,"caller":"jobs/workers.go:242","msg":"Stopped workers"}
{"level":"info","ts":1603343720.0405385,"caller":"jobs/schedulers.go:156","msg":"Stopping schedulers."}
{"level":"debug","ts":1603343720.0405638,"caller":"jobs/schedulers.go:105","msg":"Schedulers received stop signal."}
{"level":"info","ts":1603343720.0405815,"caller":"jobs/schedulers.go:88","msg":"Schedulers stopped."}
{"level":"info","ts":1603343720.0407906,"caller":"app/server.go:771","msg":"Server stopped"}
{"level":"info","ts":1603343720.2569845,"caller":"app/server.go:214","msg":"Server is initializing..."}
{"level":"info","ts":1603343720.2579,"caller":"app/web_hub.go:83","msg":"Starting websocket hubs","number_of_hubs":4}
{"level":"warn","ts":1603343720.2581947,"caller":"app/server.go:223","msg":"Sentry reporting is enabled, but SENTRY_DSN is not set. Disabling rep
orting."}
{"level":"info","ts":1603343720.2612562,"caller":"utils/i18n.go:90","msg":"Loaded system translations","for locale":"en","from locale":"/opt/matt
ermost/i18n/en.json"}
{"level":"debug","ts":1603343720.2618918,"caller":"utils/html.go:30","msg":"Parsing server templates","templates_directory":"/opt/mattermost/temp
lates"}
{"level":"info","ts":1603343720.2637668,"caller":"sqlstore/supplier.go:232","msg":"Pinging SQL","database":"master"}
{"level":"debug","ts":1603343720.2645502,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":0}
{"level":"debug","ts":1603343720.2645993,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":1}
{"level":"debug","ts":1603343720.2646215,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":2}
{"level":"debug","ts":1603343720.2646425,"caller":"app/web_hub.go:413","msg":"Hub is starting","index":3}
{"level":"debug","ts":1603343720.316548,"caller":"sqlstore/preference_store.go:42","msg":"Deleting any unused pre-release features"}
{"level":"debug","ts":1603343720.3355496,"caller":"utils/license.go:83","msg":"We could not find the license key in the database or on disk at","
filename":"/opt/mattermost/config/mattermost.mattermost-license"}
{"level":"info","ts":1603343720.335944,"caller":"app/license.go:54","msg":"License key from https://mattermost.com required to unlock enterprise
features."}
{"level":"error","ts":1603343720.338261,"caller":"app/server.go:414","msg":"Mail server connection test is failed: SendEmailNotifications is not
true"}
{"level":"debug","ts":1603343720.3385928,"caller":"filesstore/localstore.go:33","msg":"Able to write files to local storage."}
{"level":"info","ts":1603343720.3387067,"caller":"app/server.go:450","msg":"Curr
ent version is 5.28.0 (5.28.1/Mon Oct 19 15:20:59 UTC 2020/d991504714aded3b97f95fea8f78a01e6ea125bb/a58154b23e3e254c0accc7d9c02310e33417d1c3)","current_version":"5.28.0","build_number":"5.28.1","build_date":"Mon Oct 19 15:20:59 UTC 2020","build_hash":"d991504714aded3b97f95fea8f78a01e6ea125bb","build_hash_enterprise":"a58154b23e3e254c0accc7d9c02310e33417d1c3"}
{"level":"info","ts":1603343720.3388367,"caller":"app/server.go:459","msg":"Enterprise Build","enterprise_build":true}
{"level":"info","ts":1603343720.338935,"caller":"app/server.go:465","msg":"Printing current working","directory":"/opt/mattermost"}
{"level":"info","ts":1603343720.3390212,"caller":"app/server.go:466","msg":"Loaded config","source":"file:///opt/mattermost/config/config.json"}
{"level":"info","ts":1603343720.3658383,"caller":"sqlstore/post_store.go:1626","msg":"Post.Message has size restrictions","max_characters":16383,"max_bytes":65535}
{"level":"debug","ts":1603343720.4152532,"caller":"app/server.go:666","msg":"Advanced logging metrics enabled"}
{"level":"info","ts":1603343720.4157488,"caller":"bleveengine/bleve.go:267","msg":"UpdateConf Bleve"}
{"level":"debug","ts":1603343720.420999,"caller":"app/product_notices.go:302","msg":"Will fetch notices from","url":"https://notices.mattermost.com/","skip_cache":false}
{"level":"debug","ts":1603343720.4244971,"caller":"api4/plugin.go:26","msg":"EXPERIMENTAL: Initializing plugin api"}
{"level":"debug","ts":1603343720.4255795,"caller":"web/web.go:28","msg":"Initializing web routes"}
{"level":"debug","ts":1603343720.4260619,"caller":"utils/subpath.go:84","msg":"Rewriting static assets","from_subpath":"/","to_subpath":"/"}
{"level":"debug","ts":1603343720.4387383,"caller":"web/static.go:28","msg":"Using client directory","clientDir":"/opt/mattermost/client"}
{"level":"info","ts":1603343720.4411986,"caller":"app/server.go:878","msg":"Starting Server..."}
{"level":"info","ts":1603343720.4416332,"caller":"app/server.go:955","msg":"Server is listening on [::]:8065","address":"[::]:8065"}
{"level":"info","ts":1603343720.4418225,"caller":"commands/server.go:112","msg":"Sending systemd READY notification."}