2016-01-04 15:15:09 +00:00
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# ionice
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2016-01-05 02:24:03 +00:00
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> Get or set program I/O scheduling class and priority.
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2016-01-05 10:45:42 +00:00
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> Scheduling classes: 1 (realtime), 2 (best-effort), 3 (idle).
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> Priority levels: 0 (the highest) - 7 (the lowest).
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2016-01-04 15:15:09 +00:00
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2016-01-07 17:31:27 +00:00
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- Set I/O scheduling class of a running process:
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2016-01-04 15:15:09 +00:00
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2016-01-05 02:24:03 +00:00
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`ionice -c {{scheduling_class}} -p {{pid}}`
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2016-01-04 15:15:09 +00:00
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2016-01-07 17:31:27 +00:00
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- Run a command with custom I/O scheduling class and priority:
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2016-01-04 15:15:09 +00:00
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2016-01-05 02:24:03 +00:00
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`ionice -c {{scheduling_class}} -n {{priority}} {{command}}`
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2016-01-04 15:15:09 +00:00
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2016-01-07 17:31:27 +00:00
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- Print the I/O scheduling class and priority of a running process:
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2016-01-04 15:15:09 +00:00
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2016-01-05 02:24:03 +00:00
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`ionice -p {{pid}}`
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