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proc: document `guest' column in /proc/stat

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We added a new column in cpuX lines of /proc/stat, to show the amount of
time spent by a cpu servicing a guest, without updating
Documentation/filesystems/proc.txt

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Eric Dumazet 2009-09-21 17:01:06 -07:00 • committed by Linus Torvalds
parent 580be0837a
commit c574358e8b
1 changed files with 4 additions and 3 deletions
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7
Documentation/filesystems/proc.txt
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@ -1032,9 +1032,9 @@ Various pieces of information about kernel activity are available in the
since the system first booted. For a quick look, simply cat the file: since the system first booted. For a quick look, simply cat the file:
> cat /proc/stat > cat /proc/stat
cpu 2255 34 2290 22625563 6290 127 456 0 cpu 2255 34 2290 22625563 6290 127 456 0 0
cpu0 1132 34 1441 11311718 3675 127 438 0 cpu0 1132 34 1441 11311718 3675 127 438 0 0
cpu1 1123 0 849 11313845 2614 0 18 0 cpu1 1123 0 849 11313845 2614 0 18 0 0
intr 114930548 113199788 3 0 5 263 0 4 [... lots more numbers ...] intr 114930548 113199788 3 0 5 263 0 4 [... lots more numbers ...]
ctxt 1990473 ctxt 1990473
btime 1062191376 btime 1062191376
@ -1056,6 +1056,7 @@ second). The meanings of the columns are as follows, from left to right:
- irq: servicing interrupts - irq: servicing interrupts
- softirq: servicing softirqs - softirq: servicing softirqs
- steal: involuntary wait - steal: involuntary wait
- guest: running a guest
The "intr" line gives counts of interrupts serviced since boot time, for each The "intr" line gives counts of interrupts serviced since boot time, for each
of the possible system interrupts. The first column is the total of all of the possible system interrupts. The first column is the total of all