Messages in this thread | | | Date | Tue, 08 Oct 2013 07:42:49 -0600 | From | David Ahern <> | Subject | Re: [PATCH 2/3] perf stat: Don't require a workload when using system wide or CPU options |
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On 10/8/13 7:33 AM, Arnaldo Carvalho de Melo wrote: > [acme@zoo linux]$ perf stat non-existent-proggie > non-existent-proggie: No such file or directory
ok. so this is a different error. need to detect the workload does not exist.
> Why should we report all those counters for something that wasn't found > in PATH? > > We either report just the first line, with the errno, or that and the > last, with how long it took to try to execute it, but that probably > shouldn't be printed, as it is supposed to be how long the workload ran, > right?
Right. need to feed/detect the exec failure back to the parent.
David
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