Steve Lord <lord@xxxxxxx> wrote:
> This adds a new /proc/sys/vm/pagebuf interface which lets you
> tune a number of pagebuf parameters at runtime. The format is
> as follows:
> # cat /proc/sys/vm/pagebuf
> 100 1500 100 128 2048
> The numbers are, in order:
> o sleep interval for the delayed write pagebuf thread - writes out
> dirty metadata, value in HZ
> o age of delayed write metadata buffers before they are written,
> value in HZ
> o sleep interval for page cleaner thread, value in HZ
> o maximum cluster size of I/O for delayed allocation conversions,
> value in pages.
> o maximum delayed allocate pages allowed before page cleaner thread
> woken up.
are those parameters (and all the other stuff behind /proc/fs/xfs)
anywhere documented ? - if not it would be a good idea to leave at
least a basic documentation of then in linux/Documentation/sysctl/
just an idea
t
--
thomas.graichen@xxxxxxxxxxxxx
technical director innominate AG
clustering & security networking people
tel: +49.30.308806-13 fax: -77 http://innominate.de
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