Date: Wed, 28 Oct 2015 17:34:03 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-fs@FreeBSD.org Subject: [Bug 203906] ZFS lockup, spa_namespace_lock Message-ID: <bug-203906-3630-ObzGeLa0iU@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-203906-3630@https.bugs.freebsd.org/bugzilla/> References: <bug-203906-3630@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=203906 --- Comment #2 from Adrian Palmer <uwyo.apalmer@gmail.com> --- $ procstat -kk -a PID TID COMM TDNAME KSTACK 1252 100078 csh - mi_switch+0xe1 sleepq_catch_signals+0xab sleepq_wait_sig+0xf _sleep+0x27d kern_sigsuspend+0xf4 sys_sigsuspend+0x31 amd64_syscall+0x351 Xfast_syscall+0xfb 38986 100168 zpool - mi_switch+0xe1 sleepq_wait+0x3a _sx_xlock_hard+0x48a _sx_xlock+0x5d spa_all_configs+0x6e zfs_ioc_pool_configs+0x19 zfsdev_ioctl+0x6f0 devfs_ioctl_f+0x114 kern_ioctl+0x255 sys_ioctl+0x13c amd64_syscall+0x351 Xfast_syscall+0xfb 41360 101772 csh - mi_switch+0xe1 sleepq_catch_signals+0xab sleepq_wait_sig+0xf _sleep+0x27d kern_sigsuspend+0xf4 sys_sigsuspend+0x31 amd64_syscall+0x351 Xfast_syscall+0xfb 41661 100159 gdb - mi_switch+0xe1 sleepq_catch_signals+0xab sleepq_wait_sig+0xf _sleep+0x27d kern_wait6+0x5f4 sys_wait4+0x72 amd64_syscall+0x351 Xfast_syscall+0xfb 41662 101773 zpool - mi_switch+0xe1 sleepq_wait+0x3a _sx_xlock_hard+0x48a _sx_xlock+0x5d spa_all_configs+0x6e zfs_ioc_pool_configs+0x19 zfsdev_ioctl+0x6f0 devfs_ioctl_f+0x114 kern_ioctl+0x255 sys_ioctl+0x13c amd64_syscall+0x351 Xfast_syscall+0xfb 42143 100174 zpool - mi_switch+0xe1 sleepq_wait+0x3a _sx_xlock_hard+0x48a _sx_xlock+0x5d spa_all_configs+0x6e zfs_ioc_pool_configs+0x19 zfsdev_ioctl+0x6f0 devfs_ioctl_f+0x114 kern_ioctl+0x255 sys_ioctl+0x13c amd64_syscall+0x351 Xfast_syscall+0xfb 42242 101757 zfs - mi_switch+0xe1 sleepq_wait+0x3a _sx_xlock_hard+0x48a _sx_xlock+0x5d spa_all_configs+0x6e zfs_ioc_pool_configs+0x19 zfsdev_ioctl+0x6f0 devfs_ioctl_f+0x114 kern_ioctl+0x255 sys_ioctl+0x13c amd64_syscall+0x351 Xfast_syscall+0xfb 45485 101761 csh - mi_switch+0xe1 sleepq_catch_signals+0xab sleepq_wait_sig+0xf _sleep+0x27d kern_sigsuspend+0xf4 sys_sigsuspend+0x31 amd64_syscall+0x351 Xfast_syscall+0xfb 45553 100079 procstat - <running> 51117 101760 ls - mi_switch+0xe1 sleepq_wait+0x3a _cv_wait+0x16d dbuf_read+0x45b dmu_buf_hold+0x3d zap_lockdir+0x46 zap_cursor_retrieve+0x131 zfs_freebsd_readdir+0x3e1 VOP_READDIR_APV+0xa7 kern_getdirentries+0x21c sys_getdirentries+0x28 amd64_syscall+0x351 Xfast_syscall+0xfb 65149 101762 csh - mi_switch+0xe1 sleepq_catch_signals+0xab sleepq_wait_sig+0xf _cv_wait_sig+0x16a tty_wait+0x1c ttydisc_read+0x2d4 ttydev_read+0x86 devfs_read_f+0xeb dofileread+0x95 kern_readv+0x68 sys_read+0x63 amd64_syscall+0x351 Xfast_syscall+0xfb 65496 101767 ls - mi_switch+0xe1 sleepq_wait+0x3a _cv_wait+0x16d dbuf_read+0x45b dmu_buf_hold+0x3d zap_lockdir+0x46 zap_cursor_retrieve+0x131 zfs_freebsd_readdir+0x3e1 VOP_READDIR_APV+0xa7 kern_getdirentries+0x21c sys_getdirentries+0x28 amd64_syscall+0x351 Xfast_syscall+0xfb 65624 101755 zfs - mi_switch+0xe1 sleepq_wait+0x3a _sx_xlock_hard+0x48a _sx_xlock+0x5d spa_all_configs+0x6e zfs_ioc_pool_configs+0x19 zfsdev_ioctl+0x6f0 devfs_ioctl_f+0x114 kern_ioctl+0x255 sys_ioctl+0x13c amd64_syscall+0x351 Xfast_syscall+0xfb There isn't much running on the machine at this point. I'm waiting for ZFS to be a bit more stable. I'll reconfigure the zpool failmode when I reboot. It may take a while for the problem to replicate. -- You are receiving this mail because: You are the assignee for the bug.
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