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SubjectRe: who writes the "disk_io:" entry in /proc/stat ?
On Tue, Sep 18, 2001 at 04:18:32AM -0600, Tim Sullivan wrote:
> does anyone know off the top of their head which piece
> of code writes the "disk_io:" entry in /proc/stat ?

drive_stat_acct() in drivers/block/ll_rw_blk.c gathers the data,
kstat_read_proc() in fs/proc/proc_misc.c implements the output routine.

Format is (device major, disk index):(sum of all io requests,
sum of read io requests, sum of blocks read, sum of write io requests,
sum of blocks written)

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