On Sun, Feb 22, 2015 at 10:46:53AM -0800, Sean Bruno wrote: > Hmm ... looks unrelated to signals (maybe). This looks like a common > ZFS deadlock that is yet undiagnosed. I do not have a show alllocks > command available in db> . I will show each lock information below: Add witness. > > db> show lockedvnods > Locked vnodes > > 0xfffff801141a6588: tag zfs, type VDIR > usecount 19, writecount 0, refcount 20 mountedhere 0 > flags (VV_ROOT|VI_ACTIVE) > v_object 0xfffff80079be4500 ref 0 pages 0 cleanbuf 0 dirtybuf 0 > lock type zfs: EXCL by thread 0xfffff801ca10c4a0 (pid 75907, sh, > tid 101262) > with exclusive waiters pending Without backtraces of the acquisition, it is not useful. You need DEBUG_VFS_LOCKS for this.Received on Sun Feb 22 2015 - 17:53:57 UTC
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