48 lines
1.9 KiB
Markdown
48 lines
1.9 KiB
Markdown
---
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id: v5f6xkdv
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title: systemd status
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tags: [systemd, systems-programming]
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created: Thursday, February 29, 2024 | 18:19
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---
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# Get status of a specific unit
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Here I have requested the status of the currently running `mongodb` unit:
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```
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$ systemctl status mongod
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mongodb.service - MongoDB Database Server
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Loaded: loaded (/usr/lib/systemd/system/mongodb.service; enabled; preset: disabled)
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Active: active (running) since Wed 2022-08-17 07:25:27 BST; 24h ago
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Docs: https://docs.mongodb.org/manual
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Main PID: 931 (mongod)
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Memory: 304.1M
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CPU: 2min 18.630s
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CGroup: /system.slice/mongodb.service
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└─931 /usr/bin/mongod --config /etc/mongodb.conf
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Aug 17 07:25:27 archbish systemd[1]: Started MongoDB Database Server.****
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```
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In addition to the core info it tells us the unit type. In this case it is a
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service.
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We can also view the journal entry for the given unit. This provides you with
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its diagnostic log messages:
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```
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journalctl --unit=mongodb.service
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- Boot b9565dfe8aca4d069143209b3aa84d8e --
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Aug 05 18:31:30 archbish systemd[1]: Started MongoDB Database Server.
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Aug 06 14:27:33 archbish systemd[1]: mongodb.service: Deactivated successfully.
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Aug 06 14:27:33 archbish systemd[1]: mongodb.service: Consumed 3min 17.598s CPU time.
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-- Boot 01922f84c3bd4b3a8f11824cf05f7320 --
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Aug 07 11:58:09 archbish systemd[1]: Started MongoDB Database Server.
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Aug 08 14:43:01 archbish systemd[1]: mongodb.service: Deactivated successfully.
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Aug 08 14:43:01 archbish systemd[1]: mongodb.service: Consumed 5min 28.760s CPU time.
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-- Boot e52b735e115c43bdad8c00462aaff395 --
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Aug 10 13:13:22 archbish systemd[1]: Started MongoDB Database Server.
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Aug 11 07:46:40 archbish systemd[1]: mongodb.service: Deactivated successfully.
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Aug 11 07:46:40 archbish systemd[1]: mongodb.service: Consumed 2min 16.629s CPU time.
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```
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Each entry is organised around specific boots.
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