Am 31.05.2013 09:54, schrieb Dietmar Maurer:
>> + run_command($cmd, errmsg => "rbd error", errfunc => sub { print
>> STDERR
>
> So why do you specify errfunc (print to STDERR is default behavior)?
>
If i do it this way:
run_command($cmd, errmsg => "rbd error");
it takes a lot longer until i see output. It seems the output is heavily
buffered.
Instead of seeing line by line i get suddenly big hunks like this:
Rolling back to snapshot: 1% complete...
Rolling back to snapshot: 2% complete...
Rolling back to snapshot: 3% complete...
Rolling back to snapshot: 4% complete...
Rolling back to snapshot: 5% complete...
Rolling back to snapshot: 6% complete...
Rolling back to snapshot: 7% complete...
Rolling back to snapshot: 8% complete...
Rolling back to snapshot: 9% complete...
Rolling back to snapshot: 10% complete...
Rolling back to snapshot: 11% complete...
Rolling back to snapshot: 12% complete...
Rolling back to snapshot: 13% complete...
Rolling back to snapshot: 14% complete...
Rolling back to snapshot: 15% complete...
Rolling back to snapshot: 16% complete...
Rolling back to snapshot: 17% complete...
Rolling back to snapshot: 18% complete...
Rolling back to snapshot: 19% complete...
Rolling back to snapshot: 20% complete...
Rolling back to snapshot: 21% complete...
Rolling back to snapshot: 22% complete...
Rolling back to snapshot: 23% complete...
Rolling back to snapshot: 24% complete...
Rolling back to snapshot: 25% complete...
Rolling back to snapshot: 26% complete...
Stefan
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