Sorry if that wasn't useful enough. I'm not an expert on these commands
and the faq didn't seem to offer much assistance in this area.
[root localhost etc]# vgchange -a y
vgchange -- volume group "group1" already active
[root localhost etc]# vgdisplay -v
--- Volume group ---
VG Name group1
VG Access read/write
VG Status available/resizable
VG # 0
MAX LV 256
Cur LV 1
Open LV 0
MAX LV Size 2 TB
Max PV 256
Cur PV 4
Act PV 4
VG Size 465.75 GB
PE Size 32 MB
Total PE 14904
Alloc PE / Size 14904 / 465.75 GB
Free PE / Size 0 / 0
VG UUID QnY93d-dypP-OLTs-5122-BVT4-4Zjk-wGY7rC
--- Logical volume ---
LV Name /dev/group1/vol1
VG Name group1
LV Write Access read/write
LV Status available
LV # 1
# open 0
LV Size 465.75 GB
Current LE 14904
Allocated LE 14904
Allocation next free
Read ahead sectors 1024
Block device 58:0
--- Physical volumes ---
PV Name (#) /dev/ide/host4/bus1/target0/lun0/disc (3)
PV Status available / allocatable
Total PE / Free PE 2383 / 0
PV Name (#) /dev/ide/host4/bus0/target0/lun0/disc (4)
PV Status available / allocatable
Total PE / Free PE 2985 / 0
PV Name (#) /dev/ide/host4/bus0/target1/lun0/disc (2)
PV Status available / allocatable
Total PE / Free PE 4768 / 0
PV Name (#) /dev/ide/host2/bus0/target0/lun0/disc (1)
PV Status available / allocatable
Total PE / Free PE 4768 / 0
[root localhost etc]#
Here's part of syslog that shows something with reiserfs:
Nov 3 08:04:55 localhost kernel: reiserfs: found format "3.6" with
standard journal
Nov 3 08:04:59 localhost kernel: reiserfs: using ordered data mode
Nov 3 08:04:59 localhost kernel: reiserfs: checking transaction log
(device ide0(3,3)) ...
Nov 3 08:04:59 localhost kernel: for (ide0(3,3))
Nov 3 08:05:00 localhost kernel: ide0(3,3):Using r5 hash to sort names
Nov 3 08:08:10 localhost kernel: hdj: dma_timer_expiry: dma status == 0x61
Nov 3 08:09:27 localhost kernel: hdj: dma_timer_expiry: dma status == 0x61
Nov 3 08:12:43 localhost kernel: hdj: dma_timer_expiry: dma status == 0x61
Nov 3 08:16:18 localhost last message repeated 2 times
Nov 3 08:17:51 localhost kernel: hdj: dma_timer_expiry: dma status == 0x61
Nov 3 08:18:01 localhost kernel: hdj: error waiting for DMA
Nov 3 08:18:01 localhost kernel: hdj: dma timeout retry: status=0xd1 {
Busy }
Nov 3 08:18:01 localhost kernel:
Nov 3 08:18:01 localhost kernel: hdi: DMA disabled
Nov 3 08:18:01 localhost kernel: hdj: DMA disabled
Nov 3 08:18:01 localhost kernel: ide4: reset: success
Nov 3 08:18:09 localhost kernel: blk: queue c0181fac, I/O limit 4095Mb
(mask 0xffffffff)
Nov 3 08:18:16 localhost kernel: hdj: read_intr: status=0x59 { DriveReady
SeekComplete DataRequest Error }
Nov 3 08:18:16 localhost kernel: hdj: read_intr: error=0x40 {
UncorrectableError }, LBAsect=103350672, high=6, low=2687376,
sector=103350672
Nov 3 08:18:16 localhost kernel: end_request: I/O error, cmd 0 dev 38:40
(hdj), sector 103350672
Nov 3 08:18:20 localhost kernel: hdj: dma_intr: status=0x51 { DriveReady
SeekComplete Error }
Nov 3 08:18:20 localhost kernel: hdj: dma_intr: error=0x40 {
UncorrectableError }, LBAsect=103350676, high=6, low=2687380,
sector=103350674
Nov 3 08:18:20 localhost kernel: end_request: I/O error, cmd 0 dev 38:40
(hdj), sector 103350674
Nov 3 08:18:24 localhost kernel: hdj: dma_intr: status=0x51 { DriveReady
SeekComplete Error }
Nov 3 08:18:24 localhost kernel: hdj: dma_intr: error=0x40 {
UncorrectableError }, LBAsect=103350676, high=6, low=2687380,
sector=103350676
Nov 3 08:18:24 localhost kernel: end_request: I/O error, cmd 0 dev 38:40
(hdj), sector 103350676
Nov 3 08:18:54 localhost kernel: hdj: dma_intr: status=0x51 { DriveReady
SeekComplete Error }
Nov 3 08:18:54 localhost kernel: hdj: dma_intr: error=0x40 {
UncorrectableError }, LBAsect=108855680, high=6, low=8192384,
sector=108855680
Nov 3 08:18:54 localhost kernel: end_request: I/O error, cmd 0 dev 38:40
(hdj), sector 108855680 low=8192384, sector=108855680
Nov 3 08:18:54 localhost kernel: end_request: I/O error, cmd 0 dev 38:40
(hdj), sector 108855680
Nov 3 09:01:00 localhost CROND[2241]: (root) CMD (nice -n 19 run-parts
/etc/cron.hourly)
Nov 3 09:17:57 localhost kernel: hdj: dma_timer_expiry: dma status == 0x41
Nov 3 09:18:04 localhost proftpd[2258]: localhost
(main.internal[192.168.10.10]) - FTP session opened.
Nov 3 09:18:53 localhost kernel: hdj: dma_intr: status=0x51 { DriveReady
SeekComplete Error }
Nov 3 09:18:53 localhost kernel: hdj: dma_intr: error=0x40 {
UncorrectableError }, LBAsect=40960394, high=2,low=7405962, sector=40960384
Nov 3 09:18:53 localhost kernel: end_request: I/O error, cmd 0 dev 38:40
(hdj), sector 40960384