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Date:      Mon, 05 Jun 2017 11:34:12 +0200
From:      Alexander Leidinger <Alexander@leidinger.net>
To:        Bryan Drewery <bryan@shatow.net>
Cc:        current@freebsd.org
Subject:   Re: old syslog (jail) and new kernel = 100% CPU
Message-ID:  <20170605113412.Horde.RZna3Dra3jMHzoVyzHFOKJR@webmail.leidinger.net>
In-Reply-To: <d1c67389-6176-4201-b1ff-2d48f79b83c4@shatow.net>
References:  <20170604140924.Horde.oGvD2didLbdx2PCsGHE3gDi@webmail.leidinger.net> <d1c67389-6176-4201-b1ff-2d48f79b83c4@shatow.net>

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Quoting Bryan Drewery <bryan@shatow.net> (from Sun, 4 Jun 2017=20=20
14:38:07=20-0700):

> On 6/4/17 5:09 AM, Alexander Leidinger wrote:
>> Hi,
>>
>> new kernel (surely r318877 and later) and old syslog in a jail =3D NOK.
>>
>
> What branch and revision is the syslogd? From my understanding the bug
> exists in a head version of syslogd only, maybe MFC'd to stable/11, but
> not released.  If it was MFC'd we need to fix it before the 11.1 release.

This was a syslogd from head for sure.

So the issue was that for an intermediate period of time a bug was in=20=20
syslogd=20in head which was causing this, and if I would have upgraded a=20=
=20
system=20were the jail would have been head from before the or after the=20=
=20
bug,=20then I wouldn't have noticed it?

Bye,
Alexander.

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