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[73.19.52.228]) by smtp.gmail.com with ESMTPSA id h84sm61411572pfh.45.2017.06.05.08.53.51 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 05 Jun 2017 08:53:52 -0700 (PDT) Subject: Re: old syslog (jail) and new kernel = 100% CPU Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) Content-Type: multipart/signed; boundary="Apple-Mail=_C4C13FEC-47ED-445C-8D76-DDD66E658431"; protocol="application/pgp-signature"; micalg=pgp-sha512 X-Pgp-Agent: GPGMail From: "Ngie Cooper (yaneurabeya)" In-Reply-To: Date: Mon, 5 Jun 2017 08:53:50 -0700 Cc: Alexander Leidinger , current@freebsd.org Message-Id: <55114361-9212-49AE-A3FF-7691CADB2367@gmail.com> References: <20170604140924.Horde.oGvD2didLbdx2PCsGHE3gDi@webmail.leidinger.net> <20170605113412.Horde.RZna3Dra3jMHzoVyzHFOKJR@webmail.leidinger.net> To: Bryan Drewery X-Mailer: Apple Mail (2.3124) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 05 Jun 2017 15:53:54 -0000 --Apple-Mail=_C4C13FEC-47ED-445C-8D76-DDD66E658431 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On Jun 5, 2017, at 08:20, Bryan Drewery wrote: >=20 > On 6/5/2017 2:34 AM, Alexander Leidinger wrote: >>=20 >> Quoting Bryan Drewery (from Sun, 4 Jun 2017 = 14:38:07 >> -0700): >>=20 >>> On 6/4/17 5:09 AM, Alexander Leidinger wrote: >>>> Hi, >>>>=20 >>>> new kernel (surely r318877 and later) and old syslog in a jail =3D = NOK. >>>>=20 >>>=20 >>> What branch and revision is the syslogd? =46rom 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. >>=20 >> This was a syslogd from head for sure. >>=20 >> So the issue was that for an intermediate period of time a bug was in >> syslogd in head which was causing this, and if I would have upgraded = a >> system were the jail would have been head from before the or after = the >> bug, then I wouldn't have noticed it? >>=20 >=20 > Yes, that's my understanding. So it's ultimately a non-issue for > releases since it is just a temporary issue on head. Yes. syslogd was refactored on ^/head. Some of the refactoring caused = the issue Alexander brought up. The changes were never backported = though, so the concern you had in the previous message isn=E2=80=99t = something to be worried about, since the code hasn=E2=80=99t seen the = changes the ^/head copy has. Cheers! -Ngie --Apple-Mail=_C4C13FEC-47ED-445C-8D76-DDD66E658431 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQIcBAEBCgAGBQJZNX6PAAoJEPWDqSZpMIYVIpcQAMDdZFDCAwcwANLA77BOCuio vaGTs7X/T4NgMFAVeLWfGzbvzplB9uVVGlPxLdcAiYMNB9JcXy35g2XpVsVSQMCe MAzpn4JKVX2HAdbXWTIg+eii3DSAg4/P2pMwkFiM3Zf/fxBMUiI68+RbMoeNmUVU HFl7CkyrwjKV5YBY6X2F6EBhTkPNHiIkjRbtqcXM7Ly2jOtnDzOUiOjeC40TcuIv NmU2nv61DgAJSvFYZgEUNkDIFUrWc9JzOI0v/C6wE7bdDhu5A/sxJpBE/jFFWnIV nTU6vkWtARt6geu9WyTAeYGMQstVrya9ey53H/5Dd365RDEhlJ941d6td9N+0FpN GZPc6BYLVb+h9X/l0wfBECumfb6eJhtNXIMQmvWWp68LtrC3eO67c03lZH1rXI7D Sy60CBp4cJAkXk0BJ+jCIphkuHNLdtVsrfIChSZfFcPy/qMsEq2Snw5g0TY8Cxg8 WsnJfFG6tFU+/cbM9eWX9f2gk8lMgdrPmF/j0UBk69lDMoTUrSQt9eMYYNMHmdMK GEp3MU6tt0QeVQnJeOAjyGTJyte+kuplI6HAOMJ5ecVPPRXj8Q9GhaQNP6ICm6dt jbDo3froY0nqy1Sc6P/vZj/IXaozLf0PTs/JlAfuoB1/NpTUwbDM5Sqc+IP5wneT /PRk2NR0ojVnRYe2P/xK =JrUQ -----END PGP SIGNATURE----- --Apple-Mail=_C4C13FEC-47ED-445C-8D76-DDD66E658431--