Hello,

I have odoo 13 and my server 8 GB CPU  & 32 GB RAM

Yesterday the usage CPU go to 100% and no any user working on system 

The problem repeated and until now not solved 

The top processes by CPU usage are the following:

++++++++++++++++++++++++++++

14900 postgres 20 0 6648688 886280 841520 R 100.0 2.7 117:49.09 postgres
27041 postgres 20 0 6623236 392528 370728 R 100.0 1.2 116:44.24 postgres
27042 postgres 20 0 6623228 388424 366628 R 100.0 1.2 116:38.25 postgres
27043 postgres 20 0 6623228 390476 368676 R 100.0 1.2 116:40.90 postgres
27044 postgres 20 0 6623344 388812 367016 R 100.0 1.2 116:37.98 postgres
14861 postgres 20 0 6629936 2.2g 2.2g S 21.9 7.3 5:44.80 postgres
14609 odoo 20 0 819192 203432 22912 S 12.3 0.6 22:02.51 python3
14638 odoo 30 10 733384 172372 18492 S 7.3 0.5 4:08.37 python3
14878 postgres 20 0 6539456 55960 50976 S 1.3 0.2 0:08.43 postgres

This is the process list in Postgresql:

```
| | 14838 | | | | | | | 2023-04-29 02:50:04.484361+
00 | | | | Activity | AutoVacuumMain | |
| |
| autovacuum launcher
| | 14840 | 10 | postgres | | | | | 2023-04-29 02:50:04.484948+
00 | | | | Activity | LogicalLauncherMain | |
| |
| logical replication launcher
68137 | Name-My-Database | 14852 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:09.111003+
00 | | 2023-04-29 14:26:02.987436+00 | 2023-04-29 14:26:02.987575+00 | Client | ClientRead | idle |
| | SELECT 1
| client backend
68137 | Name-My-Database | 14853 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:12.721252+
00 | | 2023-04-29 14:26:06.870209+00 | 2023-04-29 14:26:06.870979+00 | Client | ClientRead | idle |
| | COMMIT
| client backend
68137 | Name-My-Database | 14861 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:29.723514+
00 | | 2023-04-29 14:25:53.215838+00 | 2023-04-29 14:25:53.216814+00 | Client | ClientRead | idle |
| | COMMIT
| client backend
68137 | Name-My-Database | 14862 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:31.082735+
00 | | 2023-04-29 14:24:01.326093+00 | 2023-04-29 14:24:01.327217+00 | Client | ClientRead | idle |
| | COMMIT
| client backend
68137 | Name-My-Database | 14863 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:31.094142+
00 | | 2023-04-29 14:23:30.058251+00 | 2023-04-29 14:23:30.058309+00 | Client | ClientRead | idle |
68137 | Name-My-Database | 14864 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:31.726259+00 | | 2023-04-29 14:23:27.531442+00 | 2023-04-29 14:23:27.531477+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 14865 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:32.231596+00 | | 2023-04-29 14:23:30.019463+00 | 2023-04-29 14:23:30.019496+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 14866 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:32.254058+00 | | 2023-04-29 14:24:49.954426+00 | 2023-04-29 14:24:49.955336+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14871 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:47.124522+00 | | 2023-04-29 14:26:12.221112+00 | 2023-04-29 14:26:12.221136+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14872 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:47.131422+00 | | 2023-04-29 14:25:06.168581+00 | 2023-04-29 14:25:06.169288+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14873 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:47.14042+00 | | 2023-04-29 14:25:06.168403+00 | 2023-04-29 14:25:06.168467+00 | Client | ClientRead | idle | | | COMMIT | client backend
13427 | postgres | 14874 | 16384 | odoo | | | | -1 | 2023-04-29 02:50:54.096274+00 | | 2023-04-29 02:50:54.100988+00 | 2023-04-29 02:50:54.101006+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14876 | 16384 | odoo | | | | -1 | 2023-04-29 02:51:10.713627+00 | | 2023-04-29 14:26:09.830454+00 | 2023-04-29 14:26:09.83052+00 | Client | ClientRead | idle | | |
COMMIT 
| client backend
68137 | Name-My-Database | 14877 | 16384 | odoo | | | | -1 | 2023-04-29 02:51:10.719839+00 | | 2023-04-29 14:26:09.387667+00 | 2023-04-29 14:26:09.387687+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 14878 | 16384 | odoo | | | | -1 | 2023-04-29 02:51:10.729044+00 | | 2023-04-29 14:26:09.83063+00 | 2023-04-29 14:26:09.831569+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14897 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:30.583459+00 | | 2023-04-29 14:25:39.552135+00 | 2023-04-29 14:25:39.552156+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 14898 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:30.589365+00 | | 2023-04-29 14:25:59.936053+00 | 2023-04-29 14:25:59.936074+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 14899 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:30.589965+00 | | 2023-04-29 14:24:49.821297+00 | 2023-04-29 14:24:49.822553+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14901 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:30.70973+00 | | 2023-04-29 14:24:49.555232+00 | 2023-04-29 14:24:49.55537+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 14902 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:32.229735+00 | | 2023-04-29 14:24:49.48079+00 | 2023-04-29 14:24:49.480819+00 | Client | ClientRead | idle | :
68137 | Name-My-Database | 14905 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:32.239621+00 | | 2023-04-29 14:24:02.867062+00 | 2023-04-29 14:24:02.868038+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14904 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:32.237326+00 | | 2023-04-29 14:25:56.890091+00 | 2023-04-29 14:25:56.890249+00 | Client | ClientRead | idle | | | DISCARD ALL | client backend
68137 | Name-My-Database | 14903 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:32.240276+00 | | 2023-04-29 14:25:08.756199+00 | 2023-04-29 14:25:08.756352+00 | Client | ClientRead | idle | | | DISCARD ALL | client backend
68137 | Name-My-Database | 14906 | 16384 | odoo | | | | -1 | 2023-04-29 02:53:32.251175+00 | | 2023-04-29 14:24:50.673696+00 | 2023-04-29 14:24:50.679639+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14973 | 16384 | odoo | | | | -1 | 2023-04-29 02:56:30.546137+00 | | 2023-04-29 14:23:30.112733+00 | 2023-04-29 14:23:30.112793+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 14974 | 16384 | odoo | | | | -1 | 2023-04-29 02:56:40.961252+00 | | 2023-04-29 14:25:45.480446+00 | 2023-04-29 14:25:45.480476+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 15007 | 16384 | odoo | | | | -1 | 2023-04-29 02:58:28.65628+00 | | 2023-04-29 14:24:00.277893+00 | 2023-04-29 14:24:00.277915+00 | Client | ClientRead | idle |

| | ROLLBACK | client backend
68137 | Name-My-Database | 15146 | 16384 | odoo | | | | -1 | 2023-04-29 03:21:56.068114+00 | | 2023-04-29 14:24:51.012956+00 | 2023-04-29 14:24:51.013832+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 15150 | 16384 | odoo | | | | -1 | 2023-04-29 03:22:27.137401+00 | | 2023-04-29 14:26:00.977002+00 | 2023-04-29 14:26:00.978105+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 15156 | 16384 | odoo | | | | -1 | 2023-04-29 03:23:12.850061+00 | | 2023-04-29 14:23:22.553213+00 | 2023-04-29 14:23:22.553232+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 15164 | 16384 | odoo | | | | -1 | 2023-04-29 03:23:54.492094+00 | | 2023-04-29 14:23:28.884343+00 | 2023-04-29 14:23:28.885589+00 | Client | ClientRead | idle | | | COMMIT | client backend
68137 | Name-My-Database | 15180 | 16384 | odoo | | | | -1 | 2023-04-29 03:25:33.466903+00 | | 2023-04-29 14:24:49.504379+00 | 2023-04-29 14:24:49.504415+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 15185 | 16384 | odoo | | | | -1 | 2023-04-29 03:25:52.569555+00 | | 2023-04-29 14:25:08.755647+00 | 2023-04-29 14:25:08.755669+00 | Client | ClientRead | idle | | | ROLLBACK | client backend
68137 | Name-My-Database | 15192 | 16384 | odoo | | | | -1 | 2023-04-29 03:27:14.027256+00 | | 2023-04-29 14:25:39.552655+00 | 2023-04-29 14:25:39.552764+00 | Client | ClientRead | idle | | | DISCARD ALL | client backend
68137 | Name-My-Database | 27400 | 16384 | odoo | | | | -1 | 2023-04-29 12:45:13.475881+00 | | 2023-04-29 14:23:30.099786+00 | 2023-04-29 14:23:30.099863+00 | Client | ClientRead | idle |
68137 | Name-My-Database | 20804 | 16384 | odoo | | | | -1 | 2023-04-29 06:57:26.987756+00 | | 2023-04-29 14:26:06.872527+00 | 2023-04-29 14:26:06.872546+00 | Client | ClientRead | idle |

++++++++++++++++++++++++++++

Can you help me for this problem ? what is the reason to for the high use CPU to 100% outside working hours and during working hours?

Note that this is the first time this has happened in a year

Thanks,

Aamer