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What: /sys/block/<disk>/stat
Date: February 2008
Contact: Jerome Marchand <jmarchan@redhat.com>
Description:
The /sys/block/<disk>/stat files displays the I/O
statistics of disk <disk>. They contain 11 fields:
1 - reads completed succesfully
2 - reads merged
3 - sectors read
4 - time spent reading (ms)
5 - writes completed
6 - writes merged
7 - sectors written
8 - time spent writing (ms)
9 - I/Os currently in progress
10 - time spent doing I/Os (ms)
11 - weighted time spent doing I/Os (ms)
For more details refer Documentation/iostats.txt
What: /sys/block/<disk>/<part>/stat
Date: February 2008
Contact: Jerome Marchand <jmarchan@redhat.com>
Description:
The /sys/block/<disk>/<part>/stat files display the
I/O statistics of partition <part>. The format is the
same as the above-written /sys/block/<disk>/stat
format.
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