2022-02-08 18:12:04 +00:00
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[Unit]
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Description=ClickHouse Server (analytic DBMS for big data)
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Requires=network-online.target
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# NOTE: that After/Wants=time-sync.target is not enough, you need to ensure
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# that the time was adjusted already, if you use systemd-timesyncd you are
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# safe, but if you use ntp or some other daemon, you should configure it
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# additionaly.
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After=time-sync.target network-online.target
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Wants=time-sync.target
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[Service]
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2022-11-19 18:18:03 +00:00
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Type=notify
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2022-12-05 21:20:04 +00:00
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# NOTE: we leave clickhouse watchdog process enabled to be able to see OOM/SIGKILL traces in clickhouse-server.log files.
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# If you wish to disable the watchdog and rely on systemd logs just add "Environment=CLICKHOUSE_WATCHDOG_ENABLE=0" line.
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2022-02-08 18:12:04 +00:00
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User=clickhouse
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Group=clickhouse
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Restart=always
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RestartSec=30
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2023-02-20 16:26:49 +00:00
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# Since ClickHouse is systemd aware default 1m30sec may not be enough
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2023-03-01 05:07:21 +00:00
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TimeoutStartSec=infinity
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2023-02-16 11:23:16 +00:00
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# %p is resolved to the systemd unit name
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2023-02-16 04:46:24 +00:00
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RuntimeDirectory=%p
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2023-01-24 13:48:28 +00:00
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ExecStart=/usr/bin/clickhouse-server --config=/etc/clickhouse-server/config.xml --pid-file=%t/%p/%p.pid
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2022-02-08 18:12:04 +00:00
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# Minus means that this file is optional.
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2023-01-24 13:48:28 +00:00
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EnvironmentFile=-/etc/default/%p
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2023-02-28 11:00:08 +00:00
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# Bring back /etc/default/clickhouse for backward compatibility
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EnvironmentFile=-/etc/default/clickhouse
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2022-02-08 18:12:04 +00:00
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LimitCORE=infinity
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LimitNOFILE=500000
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2022-04-02 22:26:41 +00:00
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CapabilityBoundingSet=CAP_NET_ADMIN CAP_IPC_LOCK CAP_SYS_NICE CAP_NET_BIND_SERVICE
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2022-02-08 18:12:04 +00:00
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[Install]
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# ClickHouse should not start from the rescue shell (rescue.target).
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WantedBy=multi-user.target
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