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Re: pmlogger -u questions

To: "Ken McDonell" <kenj@xxxxxxxxxxxxxxxx>
Subject: Re: pmlogger -u questions
From: fche@xxxxxxxxxx (Frank Ch. Eigler)
Date: Fri, 25 Apr 2014 07:09:29 -0400
Cc: "'Nathan Scott'" <nathans@xxxxxxxxxx>, pcp@xxxxxxxxxxx
Delivered-to: pcp@xxxxxxxxxxx
In-reply-to: <005201cf6056$f3de4d80$db9ae880$@internode.on.net> (Ken McDonell's message of "Fri, 25 Apr 2014 17:21:14 +1000")
References: <01e901cf56df$4ce97de0$e6bc79a0$@internode.on.net> <1665962954.4723287.1397437104781.JavaMail.zimbra@xxxxxxxxxx> <534B4330.1060008@xxxxxxxxxxxxxxxx> <158034809.5621684.1397540389674.JavaMail.zimbra@xxxxxxxxxx> <005201cf6056$f3de4d80$db9ae880$@internode.on.net>
User-agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.4 (gnu/linux)
"Ken McDonell" <kenj@xxxxxxxxxxxxxxxx> writes:

> [...]  The script below produces 100% failures with the older
> pmlogger and libpcp, and 100% passes (no "corrupt" archives) with
> the newer bits where pmlogger writes unbuffered and one write per
> pmResult.

Excellent!

> log mandatory on default {
>     sample.colour
> }

For added exercise of the metadata/fflush code, this might give a
thorough workout:

log mandatory on default {
     proc
}

(with some serious forking/etc. going on in the background).


- FChE

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