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Re: [pcp] QA Status

To: Ken McDonell <kenj@xxxxxxxxxxxxxxxx>
Subject: Re: [pcp] QA Status
From: Nathan Scott <nathans@xxxxxxxxxx>
Date: Thu, 21 Jul 2016 20:54:28 -0400 (EDT)
Cc: pcp@xxxxxxxxxxx
Delivered-to: pcp@xxxxxxxxxxx
In-reply-to: <57915175.2050701@xxxxxxxxxxxxxxxx>
References: <578D6698.2020606@xxxxxxxxxxxxxxxx> <661627705.6965286.1468910640048.JavaMail.zimbra@xxxxxxxxxx> <57915175.2050701@xxxxxxxxxxxxxxxx>
Reply-to: Nathan Scott <nathans@xxxxxxxxxx>
Thread-index: KYmjzKhEKdrzqO7HsTLlxkAGY+/WZw==
Thread-topic: QA Status

----- Original Message -----
> On 19/07/16 16:44, Nathan Scott wrote:
> > ...
> > ----- Original Message -----
> >> ...
> >> 1108 is a mystery ... we get 2 primary pmloggers started ...
> 
> I finally nailed this one ... see ugly commit from this morning for
> pmlogger.

Great!!!

> >> 361 has gone a bit under the radar ...
>  > ...
> > Fixed now.
> 
> Yep, passing everywhere now, thanks.
> 
> > 381 is possibly due to pmlogger being more resilient to pmcd &| pmda
> > restarts
> > now ... but I'd have expected it to see the same failure signature
> > everywhere?
> 
> This one remains unresolved.
> 
> > That 581 failure we've talked about before too I think - seems to be
> > sensitive
> > to number of open fds in pmcd,...
> 
> I think this is 578 (not 581) .. the +/-1 slop I added reduced the
> failure rate, but I'm still seeing some failures ... I'd have to
> increase it to -1/+4 slop to get 'em all passing, and I'm not sure if
> that is the right thing to do, but will probably make that change given
> what the test is trying to establish (and in particular that we have no
> evidence of fd leaks in this part of the code).

If my #fds dependent on #addresses from getaddrinfo theory is correct,
this is probably the best we can do (unless we went as far as writing
a new qa/src program to extract a count of addresses from getaddrinfo
and use that to set the filtering bounds - seems like overkill though).

> [...]
> No luck on this one ... random checking suggests the same version on
> passing and failing hosts, e.g. passes on vm03, fails on vm02, but ...
> 
> kenj@bozo:~$ ssh vm02 pmconfig -L sasl_version
> sasl_version=2.1.26
> kenj@bozo:~$ ssh vm03 pmconfig -L sasl_version
> sasl_version=2.1.26
> 

Ugh, back to the drawing board on that one.

cheers.

--
Nathan

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