Update document for option --banmod and --deepestcache
'--banmod' is not documented, and '--deepestcache's alias '-c' is missing. Also fix an typo. Signed-off-by: Kairui Song <kasong@redhat.com>
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irqbalance.1
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irqbalance.1
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@ -62,12 +62,21 @@ in an effort to prevent that CPU from waking up without need.
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.B -i, --banirq=<irqnum>
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.B -i, --banirq=<irqnum>
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Add the specified IRQ to the set of banned IRQs. irqbalance will not affect
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Add the specified IRQ to the set of banned IRQs. irqbalance will not affect
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the affinity of any IRQs on the banned list, allowing them to be specified
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the affinity of any IRQs on the banned list, allowing them to be specified
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manually. This option is addative and can be specified multiple times. For
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manually. This option is additive and can be specified multiple times. For
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example to ban IRQs 43 and 44 from balancing, use the following command line:
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example to ban IRQs 43 and 44 from balancing, use the following command line:
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.B irqbalance --banirq=43 --banirq=44
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.B irqbalance --banirq=43 --banirq=44
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.TP
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.TP
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.B --deepestcache=<integer>
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.B -m, --banmod=<module_name>
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Add the specified module to the set of banned modules, similiar to --banirq.
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irqbalance will not affect the affinity of any IRQs of given modules, allowing
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them to be specified manually. This option is additive and can be specified
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multiple times. For example to ban all IRQs of module foo and module bar from
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balancing, use the following command line:
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.B irqbalance --banmod=foo --banmod=bar
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.TP
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.B -c, --deepestcache=<integer>
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This allows a user to specify the cache level at which irqbalance partitions
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This allows a user to specify the cache level at which irqbalance partitions
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cache domains. Specifying a deeper cache may allow a greater degree of
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cache domains. Specifying a deeper cache may allow a greater degree of
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flexibility for irqbalance to assign IRQ affinity to achieve greater performance
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flexibility for irqbalance to assign IRQ affinity to achieve greater performance
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