[PVE-User] vzdump causing complete box hang

[Gavin Henry]

On 29 July 2018 at 14:09, Woods, Ken A (DNR) <ken.woods at alaska.gov> wrote:
> I’d start by figure out what’s going on with with all the errors on DM-2

Yep, that's:

dmsetup info
Name:              pve-data-real
State:             ACTIVE
Read Ahead:        256
Tables present:    LIVE
Open count:        2
Event number:      0
Major, minor:      253, 2
Number of targets: 1
UUID: LVM-RDfBSyRHSFN0z6KxboxgFoJfPn4nD1tFumUZGz4X9NTfxAhccnDZ6Y3oQ0EM72HI-real

dm-2

mount:

/dev/mapper/pve-data on /var/lib/vz type ext3
(rw,relatime,errors=continue,user_xattr,acl,barrier=0,data=ordered)

dmsetup ls --tree
pve-swap (253:1)
 └─ (8:3)
pve-root (253:0)
 └─ (8:3)
pve-data (253:3)
 └─pve-data-real (253:2)
    └─ (8:3)
pve-vzsnap--leela--0 (253:5)
 ├─pve-vzsnap--leela--0-cow (253:4)
 │  └─ (8:3)
 └─pve-data-real (253:2)
    └─ (8:3)

ls -lha /dev/mapper/
total 0
drwxr-xr-x  2 root root    180 Jul 29 08:06 .
drwxr-xr-x 16 root root   6.3K Jul 29 08:14 ..
crw-------  1 root root 10, 61 Jul 29 08:06 control
lrwxrwxrwx  1 root root      7 Jul 29 08:06 pve-data -> ../dm-3
lrwxrwxrwx  1 root root      7 Jul 29 08:06 pve-data-real -> ../dm-2
lrwxrwxrwx  1 root root      7 Jul 29 08:06 pve-root -> ../dm-0
lrwxrwxrwx  1 root root      7 Jul 29 08:06 pve-swap -> ../dm-1
lrwxrwxrwx  1 root root      7 Jul 29 08:06 pve-vzsnap--leela--0 -> ../dm-5
lrwxrwxrwx  1 root root      7 Jul 29 08:06 pve-vzsnap--leela--0-cow -> ../dm-4

Some downtime with a full fsck I think...