Freebsd 11.0 RELEASE - ZFS deadlock

[Thierry Thomas]

Le mer.  9 nov. 16 à 15:03:49 +0100, Henri Hennebert <hlh at restart.be>
 écrivait :

> [root at avoriaz ~]# procstat -kk 85656
>    PID    TID COMM             TDNAME KSTACK
> 85656 101112 find             -                mi_switch+0xd2 
> sleepq_wait+0x3a sleeplk+0x1b4 __lockmgr_args+0x356 vop_stdlock+0x3c 
> VOP_LOCK1_APV+0x8d _vn_lock+0x43 vget+0x47 cache_lookup+0x679 
> vfs_cache_lookup+0xac VOP_LOOKUP_APV+0x87 lookup+0x591 namei+0x572 
> kern_statat+0xa8 sys_fstatat+0x2c amd64_syscall+0x4ce Xfast_syscall+0xfb

It looks similar to the problem reportes in PR 205163
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=205163

May be causes by too small values for some vfs.zfs.arc*.
Could you please list sysctl for vfs.zfs.arc_max and others?

Regards,
-- 
Th. Thomas.
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