[PATCH] Performance Stats: Kernel patch
Maxim Uvarov
muvarov at ru.mvista.com
Fri May 11 04:23:11 EST 2007
Josh Boyer wrote:
>On Thu, 2007-05-10 at 12:39 +0000, Maxim Uvarov wrote:
>
>
>>Patch makes available to the user the following
>>task and process performance statistics:
>> * Involuntary Context Switches (task_struct->nivcsw)
>> * Voluntary Context Switches (task_struct->nvcsw)
>> * Number of system calls (added new counter
>> thread_info->sysall_count)
>>
>>Statistics information is available from:
>> 1. taskstats interface (Documentation/accounting/)
>> 2. /proc/PID/status (task only).
>>
>>This data is useful for detecting hyperactivity
>>patterns between processes.
>>
>>
>
>This should be sent to the linux-kernel list I think... Or at least
>CCd.
>
>
>
Thanks, It is interesting but I can not Cc message to linux-kernel.
Only sending directly works (To:).
Link is here:
http://lkml.org/lkml/2007/5/10/289
>josh
>
>
>
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