Can you tell what's going wrong here. TIA: [root@pecan ~]# pvscan No matching physical volumes found -------------------------------------- [root@pecan ~]# lvm dumpconfig devices { dir="/dev" scan="/dev" filter=["r/sd.*/", "a/.*/"] cache="/etc/lvm/.cache" write_cache_state=1 types=["device-mapper", 1] sysfs_scan=1 md_component_detection=1 } activation { missing_stripe_filler="/dev/ioerror" mirror_region_size=512 reserved_stack=256 reserved_memory=8192 process_priority=-18 } global { umask=63 test=0 activation=1 proc="/proc" locking_type=1 locking_dir="/var/lock/lvm" } shell { history_size=100 } backup { backup=1 backup_dir="/etc/lvm/backup" archive=1 archive_dir="/etc/lvm/archive" retain_min=10 retain_days=30 } log { verbose=0 syslog=1 overwrite=0 level=0 indent=1 command_names=0 prefix=" " } -------------------------------------- [root@pecan dev]# ls -l /dev/dm-* brw-r----- 1 root root 253, 0 Sep 16 09:32 /dev/dm-0 brw-r----- 1 root root 253, 1 Sep 16 09:32 /dev/dm-1 brw-r----- 1 root root 253, 2 Sep 16 09:32 /dev/dm-2 brw-r----- 1 root root 253, 3 Sep 16 09:32 /dev/dm-3 [root@pecan dev]# ls -l /dev/mapper/ crw------- 1 root root 10, 63 Sep 16 09:30 control brw-rw---- 1 root disk 253, 1 Sep 16 09:32 LUN30A brw-rw---- 1 root disk 253, 0 Sep 16 09:32 LUN50A brw-rw---- 1 root disk 253, 2 Sep 16 09:32 LUN726 brw-rw---- 1 root disk 253, 3 Sep 16 09:32 LUN727 [root@pecan dev]# dmsetup table LUN30A: 0 41015680 multipath 0 0 1 1 round-robin 0 3 1 8:16 1000 8:144 1000 8:208 1000 LUN50A: 0 41015680 multipath 0 0 1 1 round-robin 0 3 1 8:0 1000 8:64 1000 8:128 1000 LUN727: 0 41015680 multipath 0 0 1 1 round-robin 0 3 1 8:48 1000 8:176 1000 8:240 1000 LUN726: 0 41015680 multipath 0 0 1 1 round-robin 0 4 1 8:32 1000 8:96 1000 8:160 1000 8:224 1000 -------------------------------------- [root@pecan ~]# multipath -ll LUN30A (1IBM_____2105____________30A22206) [size=19 GB][features="0"][hwhandler="0"] \_ round-robin 0 [active] \_ 0:0:0:1 sdb 8:16 [ready ][active] \_ 1:0:0:1 sdj 8:144 [ready ][active] \_ 1:0:1:1 sdn 8:208 [ready ][active] LUN50A (1IBM_____2105____________50A22206) [size=19 GB][features="0"][hwhandler="0"] \_ round-robin 0 [active] \_ 0:0:0:0 sda 8:0 [ready ][active] \_ 0:0:1:0 sde 8:64 [ready ][active] \_ 1:0:0:0 sdi 8:128 [ready ][active] LUN727 (1IBM_____2105____________72722206) [size=19 GB][features="0"][hwhandler="0"] \_ round-robin 0 [active] \_ 0:0:0:3 sdd 8:48 [ready ][active] \_ 1:0:0:3 sdl 8:176 [ready ][active] \_ 1:0:1:3 sdp 8:240 [ready ][active] LUN726 (1IBM_____2105____________72622206) [size=19 GB][features="0"][hwhandler="0"] \_ round-robin 0 [active] \_ 0:0:0:2 sdc 8:32 [ready ][active] \_ 0:0:1:2 sdg 8:96 [ready ][active] \_ 1:0:0:2 sdk 8:160 [ready ][active] \_ 1:0:1:2 sdo 8:224 [ready ][active] -------------------------------------- environment: - rhas4 U2 Beta - Linux pecan 2.6.9-16.EL #1 Mon Aug 15 19:58:49 EDT 2005 i686 i686 i386 GNU/Linux - multipath-tools-0.4.5.49. compiled from ftp://sources.redhat.com/pub/dm/multipath-tools - 2 QLogic PCI to Fibre Channel Host Adapters for QLA2340: Firmware version 3.03.15 IPX, Driver version 8.01.00b5-rh2 - IBM ESS 2105F20 4 paths ============================================================ Ray Stell stellr@xxxxxx (540) 231-4109 Tempus fugit 28^D