Your server was searching for lyrics when it crashed at 03:32:41 on 13 Jun. See snippet from end of Plex Media Server.1.log below.
PMS 1.27.0.5889 (Plex Pass / beta) (Announcement) has a fix that might solve your problem.
- (Library) The server could crash while searching for lyrics during metadata updates (#13622)
You might try loading the beta release to see if it resolves the problem.
Jun 13, 2022 03:21:36.433 [0x7f69d9488b38] DEBUG - Request: [127.0.0.1:42520 (Loopback)] GET /:/plugins/com.plexapp.agents.lyricfind/messaging/function/X0FnZW50S2l0OlNlYXJjaA__/Y2VyZWFsMQoxCmxpc3QKMApyMAo_/Y2VyZWFsMQoyCmRpY3QKZGljdAo2CnMyCnh4czQKbGFuZ2IwczYKbWFudWFsYjBzNwpwcmltYXJ5aTAKczcKdmVyc2lvbnIxCnM2Cmt3YXJnc3M1CkFsYnVtczEwCm1lZGlhX3R5cGU1CnM0CjMxOTdzOApwYXJlbnRJRHMzNwpwbGV4Oi8vYWxidW0vNWQwN2MyY2I0MDNjNjQwMjkwOTBkMWZlczQKZ3VpZGIxczUKZm9yY2VzMjAKdHYucGxleC5hZ2VudHMubXVzaWNzMTMKcHJpbWFyeV9hZ2VudHM1CjIzNDYyczIKaWRyMAo_ (6 live) GZIP Signed-in Token (danielt3420)
Jun 13, 2022 03:21:36.433 [0x7f69d9488b38] DEBUG - [com.plexapp.agents.lyricfind] Sending command over HTTP (GET): /:/plugins/com.plexapp.agents.lyricfind/messaging/function/X0FnZW50S2l0OlNlYXJjaA__/Y2VyZWFsMQoxCmxpc3QKMApyMAo_/Y2VyZWFsMQoyCmRpY3QKZGljdAo2CnMyCnh4czQKbGFuZ2IwczYKbWFudWFsYjBzNwpwcmltYXJ5aTAKczcKdmVyc2lvbnIxCnM2Cmt3YXJnc3M1CkFsYnVtczEwCm1lZGlhX3R5cGU1CnM0CjMxOTdzOApwYXJlbnRJRHMzNwpwbGV4Oi8vYWxidW0vNWQwN2MyY2I0MDNjNjQwMjkwOTBkMWZlczQKZ3VpZGIxczUKZm9yY2VzMjAKdHYucGxleC5hZ2VudHMubXVzaWNzMTMKcHJpbWFyeV9hZ2VudHM1CjIzNDYyczIKaWRyMAo_
Jun 13, 2022 03:21:36.434 [0x7f69d9488b38] DEBUG - HTTP requesting GET http://127.0.0.1:39123/:/plugins/com.plexapp.agents.lyricfind/messaging/function/X0FnZW50S2l0OlNlYXJjaA__/Y2VyZWFsMQoxCmxpc3QKMApyMAo_/Y2VyZWFsMQoyCmRpY3QKZGljdAo2CnMyCnh4czQKbGFuZ2IwczYKbWFudWFsYjBzNwpwcmltYXJ5aTAKczcKdmVyc2lvbnIxCnM2Cmt3YXJnc3M1CkFsYnVtczEwCm1lZGlhX3R5cGU1CnM0CjMxOTdzOApwYXJlbnRJRHMzNwpwbGV4Oi8vYWxidW0vNWQwN2MyY2I0MDNjNjQwMjkwOTBkMWZlczQKZ3VpZGIxczUKZm9yY2VzMjAKdHYucGxleC5hZ2VudHMubXVzaWNzMTMKcHJpbWFyeV9hZ2VudHM1CjIzNDYyczIKaWRyMAo_
Jun 13, 2022 03:21:36.492 [0x7f69d94abb38] DEBUG - Request: [127.0.0.1:42524 (Loopback)] GET /library/metadata/23462/tree (7 live) GZIP Signed-in Token (danielt3420)
Jun 13, 2022 03:21:36.507 [0x7f69e241bb38] DEBUG - Completed: [127.0.0.1:42524] 200 GET /library/metadata/23462/tree (7 live) GZIP 15ms 3584 bytes
Jun 13, 2022 03:21:36.529 [0x7f69d9744b38] DEBUG - Request: [127.0.0.1:42526 (Loopback)] GET /library/metadata/3197/tree (7 live) GZIP Signed-in Token (danielt3420)
Jun 13, 2022 03:21:36.549 [0x7f69d9744b38] DEBUG - It took 10.000000 ms to retrieve 361 items.
Jun 13, 2022 03:21:37.828 [0x7f69d68a6b38] DEBUG - It took 2030.000000 ms to retrieve 13808 items.
Jun 13, 2022 03:21:39.117 [0x7f69d9744b38] DEBUG - It took 2400.000000 ms to retrieve 13808 items.
Jun 13, 2022 03:21:41.154 [0x7f69e241bb38] DEBUG - Completed: [127.0.0.1:42516] 200 GET /library/metadata/3197/tree (7 live) GZIP 5604ms 2696277 bytes
Jun 13, 2022 03:21:41.262 [0x7f69d9744b38] DEBUG - [JobRunner] Job running: /share/CACHEDEV1_DATA/.qpkg/PlexMediaServer/CrashUploader "--directory=/share/CACHEDEV1_DATA/.qpkg/PlexMediaServer/Library/Plex Media Server/Crash Reports/1.26.2.5797-5bd057d2b" --version=1.26.2.5797-5bd057d2b --platform=Linux "--platformVersion=QTS 5.0.0.2055" --serverUuid=35a1df9caf8e4850ff6d94ee872c556bf1f61d14 --userId=danieltrotter@outlook.com.au --sentryUrl=https://sentry.io/api/1233455/minidump --sentryKey=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx --vendor=QNAP --model=x86_64 --device=TS-451D2 --allowRetries=0
Jun 13, 2022 03:21:41.434 [0x7f69d9744b38] DEBUG - [JobRunner] Jobs: Starting child process with pid 14946
