[root@localhost]# pvdisplay
/dev/nbd0: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd1: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd2: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd3: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd4: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd5: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd6: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd7: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd8: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd9: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd10: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd11: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd12: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd13: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd14: read failed after 0 of 4096 at 0: Input/output error
/dev/nbd15: read failed after 0 of 4096 at 0: Input/output error
--- Physical volume ---
PV Name /dev/hda8
VG Name myvol
PV Size 2.70 GB / not usable 1009.00 KB
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 692
Free PE 0
Allocated PE 692
PV UUID 1aR3jS-P9g1-TNmr-fxUN-n0vJ-uxB2-oBk3cB
--- Physical volume ---
PV Name /dev/hda9
VG Name myvol
PV Size 2.19 GB / not usable 3.42 MB
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 560
Free PE 0
Allocated PE 560
PV UUID 6rrocO-16gO-3j8i-q7PO-FRUz-LhEX-JjIgZw
--- Physical volume ---
PV Name /dev/hda10
VG Name myvol
PV Size 2.21 GB / not usable 2.95 MB
Allocatable yes (but full)
PE Size (KByte) 4096
Total PE 566
Free PE 0
Allocated PE 566
PV UUID 0WiMHF-kEzt-rpXQ-rgbJ-Yvv0-Acrn-tJeVMk
--- Physical volume ---
PV Name /dev/hda1
VG Name myvol
PV Size 1.93 GB / not usable 734.00 KB
Allocatable yes
PE Size (KByte) 4096
Total PE 494
Free PE 187
Allocated PE 307
PV UUID Retf1b-Ia70-K5K1-DYm2-vFaM-QX5u-Rq3cdE