Hello zfs-discuss, root@ # uname -a SunOS XXX 5.10 Generic_125100-07 sun4u sparc SUNW,Sun-Fire-880 Solaris root@ # root@ # zpool status pool: zones state: ONLINE status: One or more devices has experienced an error resulting in data corruption. Applications may be affected. action: Restore the file in question if possible. Otherwise restore the entire pool from backup. see: http://www.sun.com/msg/ZFS-8000-8A scrub: scrub in progress, 0,18% done, 0h37m to go config: NAME STATE READ WRITE CKSUM zones ONLINE 0 0 150 mirror ONLINE 0 0 150 c1t0d0s4 ONLINE 0 0 303 c1t1d0s4 ONLINE 0 0 303 c1t0d0s5 ONLINE 0 0 0 umem allocator: redzone violation: write past end of buffer buffer=bfe08 bufctl=c6528 cache: umem_alloc_24 previous transaction on buffer bfe08: thread=1 time=T-0.000182400 slab=c1fb0 cache: umem_alloc_24 libumem.so.1''umem_cache_alloc+0x210 libumem.so.1''umem_alloc+0x60 libumem.so.1''malloc+0x28 libumem.so.1''calloc+0x58 libzfs.so.2''?? (0xff34cf48) libzfs.so.2''zpool_get_errlog+0x184 zpool''status_callback+0x478 zpool''pool_list_iter+0x50 zpool''for_each_pool+0x34 zpool''?? (0x17b30) zpool''main+0x130 zpool''_start+0x108 umem: heap corruption detected stack trace: libumem.so.1''?? (0xff24c5a8) libumem.so.1''?? (0xff24b3c4) libzfs.so.2''zpool_get_errlog+0x28c zpool''status_callback+0x478 zpool''pool_list_iter+0x50 zpool''for_each_pool+0x34 zpool''?? (0x17b30) zpool''main+0x130 zpool''_start+0x108 Abort (core dumped) It shouldn''t have core dumped. I can''t reproduce this. ps. I know both mirrors are corrupted - this is another story :) ps2. I''m alive again :)))))))) -- Best regards, Robert mailto:rmilkowski at task.gda.pl http://milek.blogspot.com