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FS#3102 - storage I/O accounting impeded by unset kconf #8546

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openwrt-bot opened this issue May 16, 2020 · 0 comments
Closed

FS#3102 - storage I/O accounting impeded by unset kconf #8546

openwrt-bot opened this issue May 16, 2020 · 0 comments
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n8v8R:

userland htop or pidstat require the necessary kconf set http://sebastien.godard.pagesperso-orange.fr/tutorial.html

With its -d option, pidstat can report I/O statistics, providing that you have a recent Linux kernel (2.6.20+) with the option CONFIG_TASK_IO_ACCOUNTING compiled in.

kconf causality https://github.com/torvalds/linux/blob/master/init/Kconfig#L471

CONFIG_TASKSTATS
|> CONFIG_TASK_XACCT
|
> CONFIG_TASK_IO_ACCOUNTING

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