Date: Thu, 14 Dec 2017 04:49:41 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-fs@FreeBSD.org Subject: [Bug 224080] ZFS: "arc_dnlc_evicts_thr" + "arc_reclaim_thread" - high CPU load during poudriere build... Message-ID: <bug-224080-3630-htPvRjB2Yj@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-224080-3630@https.bugs.freebsd.org/bugzilla/> References: <bug-224080-3630@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=224080 Mark Millard <markmi@dsl-only.net> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |markmi@dsl-only.net --- Comment #37 from Mark Millard <markmi@dsl-only.net> --- There is also the rpi2 and UFS tied list submittals against -r326347 causing booting to hang, starting with: https://lists.freebsd.org/pipermail/freebsd-hackers/2017-December/051939.html and ending with: https://lists.freebsd.org/pipermail/freebsd-hackers/2017-December/051947.html There are tied to boot hangs with the kernel thread (100001) involving: . . . uma_zcreate() at uma_zcreate+0x10c pc = 0xc052b024 lr = 0xc050cc90 (ffs_mount+0x80) sp = 0xd42a5858 fp = 0xd42a5980 r4 = 0xd7844000 r5 = 0x00000000 r6 = 0x00000003 r7 = 0xc09a99c0 r8 = 0x00000000 r9 = 0xd429f000 r10 = 0xd828c400 ffs_mount() at ffs_mount+0x80 pc = 0xc050cc90 lr = 0xc032e1d4 (vfs_donmount+0xeec) sp = 0xd42a5988 fp = 0xd42a5b38 r4 = 0xffffffff r5 = 0xd74ec120 r6 = 0xd429f000 r7 = 0x00000000 r8 = 0x00000000 r9 = 0xc425acd0 r10 = 0xd828c400 . . . and the uma thread involving: . . . uma_reclaim_locked() at uma_reclaim_locked+0x200 pc = 0xc052d9f8 lr = 0xc052de70 (uma_reclaim_worker+0x4c) sp = 0xd87dadf0 fp = 0xd87dae20 r4 = 0xc09a9c68 r5 = 0xc4242d80 r6 = 0xc06df86e r7 = 0x00000000 r8 = 0x00000100 r9 = 0xc09b3d08 r10 = 0xc09a9c7c uma_reclaim_worker() at uma_reclaim_worker+0x4c pc = 0xc052de70 lr = 0xc0230f10 (fork_exit+0xa0) sp = 0xd87dae28 fp = 0xd87dae40 r4 = 0xd7ad8740 r5 = 0xd70ce000 r6 = 0xc052de24 r7 = 0x00000000 r8 = 0xd87dae48 r9 = 0xd7ada3a0 r10 = 0xc0824e8c . . . (extracted from the last of those messages). bisect activity was used to isolate -r326347 as the version the problem started in. -- You are receiving this mail because: You are the assignee for the bug.
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