On Sat, Nov 20, 2010 at 7:47 AM, Matthew Dillon <[email protected]> wrote: > 's0' is the dummy slice for drives which do not have slice tables on > them. I usually format a slice table with fdisk. > > e.g. (note: this completely destroys/reformats the hd): > > fdisk -IB /dev/ad8 > disklabel64 -r -w /dev/ad8s1 auto > disklabel64 -e /dev/ad8s1 > (add 'd' partition covering the whole disk) > (newfs_hammer -L LABEL /dev/ad8s1d) > >
Thanks a million Matt :-) I got it done this way dfly-bkpsrv# fdisk -IB /dev/ad8 ******* Working on device /dev/ad8 ******* fdisk: invalid fdisk partition table found Warning: ending cylinder wraps, using all 1's dfly-bkpsrv# disklabel64 -r -w /dev/ad8s1 auto dfly-bkpsrv# disklabel64 -e /dev/ad8s1 # /dev/ad8s1: # # Informational fields calculated from the above # All byte equivalent offsets must be aligned # # boot space: 1044992 bytes # data space: 488385523 blocks # 476938.99 MB (500106776064 bytes) # # NOTE: If the partition data base looks odd it may be # physically aligned instead of slice-aligned # diskid: bd17ba53-02b4-11e0-b134-011617202aa6 label: boot2 data base: 0x000000001000 partitions data base: 0x000000100200 partitions data stop: 0x007470bfd000 backup label: 0x007470bfd000 total size: 0x007470bfe200 # 476939.99 MB alignment: 4096 display block size: 1024 # for partition display only 16 partitions: # size offset fstype fsuuid # EXAMPLE #a: 4g 0 4.2BSD #a: * * 4.2BSD d: * * HAMMER ~ ~ :wq /tmp/EdDk.7GFS5BsOrI: 27 lines, 806 characters. dfly-bkpsrv# disklabel64 /dev/ad8s1 # /dev/ad8s1: # # Informational fields calculated from the above # All byte equivalent offsets must be aligned # # boot space: 1044992 bytes # data space: 488385523 blocks # 476938.99 MB (500106776064 bytes) # # NOTE: If the partition data base looks odd it may be # physically aligned instead of slice-aligned # diskid: bd17ba53-02b4-11e0-b134-011617202aa6 label: boot2 data base: 0x000000001000 partitions data base: 0x000000100200 partitions data stop: 0x007470bfd000 backup label: 0x007470bfd000 total size: 0x007470bfe200 # 476939.99 MB alignment: 4096 display block size: 1024 # for partition display only 16 partitions: # size offset fstype fsuuid d: 488385520 0 HAMMER # 476938.984MB d-stor_uuid: f9fde1cd-02b4-11e0-b134-011617202aa6 dfly-bkpsrv# newfs_hammer -L Backup3 /dev/ad8s1d Volume 0 DEVICE /dev/ad8s1d size 465.76GB initialize freemap volume 0 initializing the undo map (480 MB) --------------------------------------------- 1 volume total size 465.76GB version 4 boot-area-size: 64.00MB memory-log-size: 1.00GB undo-buffer-size: 480.00MB total-pre-allocated: 496.00MB fsid: 652066f3-02b5-11e0-b134-011617202aa6 NOTE: Please remember that you may have to manually set up a cron(8) job to prune and reblock the filesystem regularly. --Siju
