[Crash-utility] [BUG] ps -t pid
Dave Anderson
anderson at redhat.com
Fri Jan 8 14:00:27 UTC 2016
----- Original Message -----
> Hi Dave,
>
> I just wanted to report a minor issue.
>
> The -t option on the 'ps' command will return invalid values for newer
> kernels.
>
> I believe that this has to do with newer kernels around the 3.17
> timeframe having the 'start_time' field in the task_struct structure
> changed from being a 'struct timespec' to being a 'u64' value.
>
> I'm using a 4.1 based kernel. (The 3.16 based kernel that I also tried
> it on does not exhibit this issue.)
>
> For example:
>
> crash> ps -t 1
> PID: 1 TASK: ffff88046d688000 CPU: 8 COMMAND: "systemd"
> RUN TIME: 213503982286 days, 08:28:04
> START TIME: 126000000
> UTIME: 486536482
> STIME: 8484707060
>
> I'm afraid that I do not possess the skill to suggest a fix,
> but I thought that I would mention it.
>
> Thanks for reading this.
Sure enough -- thanks for the report.
Dave
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