Date: Sat, 7 Apr 2007 09:54:35 +0200 From: Richard Arends <richard@unixguru.nl> To: Pawel Jakub Dawidek <pjd@FreeBSD.org> Cc: freebsd-current@FreeBSD.org Subject: Re: ZFS - quick start. Message-ID: <20070407075435.GP20680@sun.unixguru.nl> In-Reply-To: <20070406214325.GB61039@garage.freebsd.pl> References: <20070406214325.GB61039@garage.freebsd.pl>
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On Fri, Apr 06, 2007 at 11:43:25PM +0200, Pawel Jakub Dawidek wrote: > Ok, ZFS is now in the tree, what's now? Below you'll find some > instructions how to quickly make it up and running. I got a few LOR's trying out your instructions. Apr 7 09:46:36 base kernel: lock order reversal: Apr 7 09:46:36 base kernel: 1st 0xc6f4cb20 zfs:&dr->dt.di.dr_mtx (zfs:&dr->dt.di.dr_mtx) @ /usr/src/sys/modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/dbuf.c:1865 Apr 7 09:46:36 base kernel: 2nd 0xc5db1988 zfs:&db->db_mtx (zfs:&db->db_mtx) @ /usr/src/sys/modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/dbuf.c:1836 Apr 7 09:46:36 base kernel: KDB: stack backtrace: Apr 7 09:46:36 base kernel: db_trace_self_wrapper(c094b931) at db_trace_self_wrapper+0x25 Apr 7 09:46:36 base kernel: kdb_backtrace(0,ffffffff,c0a5aca8,c0a5afa0,c09f64ec,...) at kdb_backtrace+0x29 Apr 7 09:46:36 base kernel: witness_checkorder(c5db1988,9,c5672404,72c) at witness_checkorder+0x586 Apr 7 09:46:36 base kernel: _sx_xlock(c5db1988,c5672404,72c,c1474788,728,...) at _sx_xlock+0x3e Apr 7 09:46:36 base kernel: dbuf_sync_list(c6f4cb38,c72a1a00,c094ab6c,91,c5673ab1,...) at dbuf_sync_list+0x5e Apr 7 09:46:36 base kernel: dbuf_sync_list(c5df10b0,c72a1a00,e8120b84,c562a5c5,c5af4c00,...) at dbuf_sync_list+0xde Apr 7 09:46:36 base kernel: dnode_sync(c5df1000,c72a1a00,135,0,c591d800,...) at dnode_sync+0x3a8 Apr 7 09:46:36 base kernel: dmu_objset_sync(c54b1e00,c5af4c00,c72a1a00,c52db54c,c54b1200,...) at dmu_objset_sync+0xf6 Apr 7 09:46:36 base kernel: dsl_pool_sync(c52db400,135,0,c54bb000,135,...) at dsl_pool_sync+0x6d Apr 7 09:46:36 base kernel: spa_sync(c54bb000,135,0,c52db4ac,c5675b03,...) at spa_sync+0x33f Apr 7 09:46:36 base kernel: txg_sync_thread(c52db400,e8120d38) at txg_sync_thread+0x183 Apr 7 09:46:36 base kernel: fork_exit(c5645fcc,c52db400,e8120d38) at fork_exit+0xac Apr 7 09:46:36 base kernel: fork_trampoline() at fork_trampoline+0x8 Apr 7 09:46:36 base kernel: --- trap 0, eip = 0, esp = 0xe8120d70, ebp = 0 --- Apr 7 09:46:36 base kernel: lock order reversal: Apr 7 09:46:36 base kernel: 1st 0xc72897e4 zfs:&db->db_mtx (zfs:&db->db_mtx) @ /usr/src/sys/modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c:417 Apr 7 09:46:36 base kernel: 2nd 0xc728e770 zfs:&zp->z_lock (zfs:&zp->z_lock) @ /usr/src/sys/modules/zfs/../../contrib/opensolaris/uts/common/fs/zfs/zfs_znode.c:73 Apr 7 09:46:36 base kernel: KDB: stack backtrace: Apr 7 09:46:36 base kernel: db_trace_self_wrapper(c094b931) at db_trace_self_wrapper+0x25 Apr 7 09:46:36 base kernel: kdb_backtrace(0,ffffffff,c0a5afa0,c0a5ae10,c09f64ec,...) at kdb_backtrace+0x29 Apr 7 09:46:36 base kernel: witness_checkorder(c728e770,9,c5676a28,49) at witness_checkorder+0x586 Apr 7 09:46:36 base kernel: _sx_xlock(c728e770,c5676a28,49,c5672d26,e81209d8,...) at _sx_xlock+0x3e Apr 7 09:46:36 base kernel: znode_pageout_func(c72897a8,c728e760,c72897a8,e8120a04,c5621a59,...) at znode_pageout_func+0x1f Apr 7 09:46:36 base kernel: dbuf_evict_user(c5db1690,c72897a8,0,c7283c60,e8120a14,...) at dbuf_evict_user+0x31 Apr 7 09:46:36 base kernel: dbuf_clear(c72897a8,0,e8120ad4,c5630f11,c72897a8,...) at dbuf_clear+0x1d Apr 7 09:46:36 base kernel: dbuf_evict(c72897a8,c72897e4,c5672d26,1a1,c7283c48,...) at dbuf_evict+0xd Apr 7 09:46:36 base kernel: dnode_evict_dbufs(c7283ae0,0,255,14,0,...) at dnode_evict_dbufs+0x1fd Apr 7 09:46:36 base kernel: dnode_sync(c7283ae0,c72a1a00,c54b1eb8,c7283ae0,10,...) at dnode_sync+0x257 Apr 7 09:46:36 base kernel: dmu_objset_sync_dnodes(c5df1000,c72a1a00,135,0,c591d800,...) at dmu_objset_sync_dnodes+0x29 Apr 7 09:46:36 base kernel: dmu_objset_sync(c54b1e00,c5af4c00,c72a1a00,c52db54c,c54b1200,...) at dmu_objset_sync+0x112 Apr 7 09:46:36 base kernel: dsl_pool_sync(c52db400,135,0,c54bb000,135,...) at dsl_pool_sync+0x6d Apr 7 09:46:36 base kernel: spa_sync(c54bb000,135,0,c52db4ac,c5675b03,...) at spa_sync+0x33f Apr 7 09:46:36 base kernel: txg_sync_thread(c52db400,e8120d38) at txg_sync_thread+0x183 Apr 7 09:46:36 base kernel: fork_exit(c5645fcc,c52db400,e8120d38) at fork_exit+0xac Apr 7 09:46:36 base kernel: fork_trampoline() at fork_trampoline+0x8 Apr 7 09:46:36 base kernel: --- trap 0, eip = 0, esp = 0xe8120d70, ebp = 0 --- Btw... ZFS is very very cool! :) If i could run vmware-server and ZFS on freebsd, i would be a very happy customer :) -- Regards, Richard.
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