lkml.org 
[lkml]   [2013]   [Nov]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] perf record: Delete file if a failure occurs writing the perf data file
On Fri, Nov 08, 2013 at 09:41:46AM -0700, David Ahern wrote:
> If perf fails to write data to the data file (e.g., ENOSPC error) it fails
> with the message:
> failed to write perf data, error: No space left on device
>
> and stops — killing the workload too. The file is an unknown state. Trying
> to read it (e.g., perf report) fails with a SIGBUS error.
>
> Fix by deleting the file on a failure.

I think that's right thing to do

Acked-by: Jiri Olsa <jolsa@redhat.com>

jirka
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2013-11-08 19:41    [W:0.228 / U:0.108 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site