Date: Tue, 04 Mar 2014 12:22:28 -0500 From: Jung-uk Kim <jkim@FreeBSD.org> To: Dmitry Samersoff <dsamersoff@gmail.com>, Craig Rodrigues <rodrigc@FreeBSD.org>, Konstantin Belousov <kib@freebsd.org>, Peter Holm <pho@freebsd.org>, Alan Cox <alc@freebsd.org>, David Xu <davidxu@freebsd.org>, Xin Li <delphij@freebsd.org>, Attilio Rao <attilio@freebsd.org> Cc: "jenkins-admin@freebsd.org" <jenkins-admin@freebsd.org>, freebsd-current Current <freebsd-current@freebsd.org>, dms@samersoff.net, "freebsd-java@freebsd.org" <freebsd-java@freebsd.org> Subject: Re: vm.pmap.pcid_enabled="1" causes Java to coredump in FBSD 10 Message-ID: <53160BD4.7060301@FreeBSD.org> In-Reply-To: <53157BBA.3060409@gmail.com> References: <CAG=rPVc-baMXyhoSh30OcdRK9qrBuz4p65rHrpOpW9p4wm_tBg@mail.gmail.com> <53157BBA.3060409@gmail.com>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 2014-03-04 02:07:38 -0500, Dmitry Samersoff wrote: > Craig, > > I can take a look, but I have no FreeBSD 10 environment, on 9.2 > everything works fine. 9.2 did not have the kernel feature. > Could you send across hs_err_pid.log? FYI, trace is useless because SIGSEGV/SIGBUS happens randomly at random addresses. Jung-uk Kim > -Dmitry > > > On 2014-03-04 01:43, Craig Rodrigues wrote: >> Hi, >> >> As part of the Jenkins deployment in the FreeBSD cluster the >> jenkins-admin team observed that when running Jenkins on FreeBSD >> 10, the Java virtual machine from the openjdk6 or openjdk7 port >> would coredump regularly. >> >> See item #10 here: https://wiki.freebsd.org/Jenkins >> >> On the advice of Jung-uk Kim, I put the following in >> /boot/loader.conf: >> >> vm.pmap.pcid_enabled="0" >> >> and rebooted. >> >> After that, the Java coredumping problems went away. >> >> Can someone with VM expertise look into this problem and suggest >> a fix? >> >> There are many reports of Java coredumping on FreeBSD 10, such >> as this one: >> http://lists.freebsd.org/pipermail/freebsd-java/2014-March/010606.html >> >> >> It would be good to fix this, so that Java works "out of the box" >> on FreeBSD 10. It's not good when kernel tunables need to be set >> so that Java can work. :( >> >> Thanks. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (FreeBSD) iQEcBAEBAgAGBQJTFgvUAAoJEHyflib82/FGWp0H/iz7gr+W/RlgC3Kqh1qQtsjY VvU5y8LWdz/P3Xd86t8fvHmsQalVirWQLLZjaj+xvNcckryRmghygx57og8YfLs/ VJuvGD8m0lzmq7w8Kh5uXj6DufypuGCLt5n7BqKyl3CbYeqXUX9Q3XdUwAhwAPHM 79OXPNYckfiljGulTyOttWxrkNvJb8F7nNdCw3hMZXhdShnT220jbG51mZhgpvng HWrr8B9yLzGsF5ojo8FHTyPYMTOGwswKFt5gc+qCrVk3eCaUg91oS3sM/Nz1XY0W gUNL5ricsRkp8K55sYPl5/5RA0961GDVb7oZa0HcwE3uYmVvGeaMR3S+cnk5qVA= =ewO9 -----END PGP SIGNATURE-----
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