[linux-lvm] Confusing error: No space left on device

[Jason Pyeron]

> -----Original Message-----
> From: Jason Pyeron
> Sent: Tuesday, February 17, 2015 11:21
> 
> This is likely a problem between keyboard and chair, but it 
> has got me confused all the same.
> 
> I was having issues with rsync, so I switched to dd and the 
> same problem persists.
> 
> Any suggestions?
> 
> History says "lvcreate --size 8589934592b --name 
> ciphershed-dmz-http vg_five66"
> 
> 
> root at five-66 ~
> # dd of=/dev/vg_five66/ciphershed-dmz-http bs=512 if=/dev/zero
> dd: writing `/dev/vg_five66/ciphershed-dmz-http': No space 
> left on device
> 8580489+0 records in
> 8580488+0 records out
> 4393209856 bytes (4.4 GB) copied, 11.1884 s, 393 MB/s
> 
> root at five-66 ~
> # lvdisplay /dev/vg_five66/ciphershed-dmz-http
>   --- Logical volume ---
>   LV Path                /dev/vg_five66/ciphershed-dmz-http
>   LV Name                ciphershed-dmz-http
>   VG Name                vg_five66
>   LV UUID                3yQHr9-WpdJ-76eL-4lEZ-hv0X-HP3N-GgqOvN
>   LV Write Access        read/write
>   LV Creation host, time five-66.pdinc.us, 2015-02-17 05:05:17 -0500
>   LV Status              available
>   # open                 0
>   LV Size                8.00 GiB
>   Current LE             2048
>   Segments               1
>   Allocation             inherit
>   Read ahead sectors     auto
>   - currently set to     256
>   Block device           253:3
> 
> 
> root at five-66 ~
> # vgdisplay
>   --- Volume group ---
>   VG Name               vg_five66
>   System ID
>   Format                lvm2
>   Metadata Areas        1
>   Metadata Sequence No  36
>   VG Access             read/write
>   VG Status             resizable
>   MAX LV                0
>   Cur LV                5
>   Open LV               2
>   Max PV                0
>   Cur PV                1
>   Act PV                1
>   VG Size               1.82 TiB
>   PE Size               4.00 MiB
>   Total PE              476806
>   Alloc PE / Size       19866 / 77.60 GiB
>   Free  PE / Size       456940 / 1.74 TiB
>   VG UUID               drT68w-cRLR-ZcmV-VYFz-haaK-Djd4-S8q9EV
> 
> 
> root at five-66 ~
> # rpm -qf `which vgdisplay`
> lvm2-2.02.111-2.el6_6.1.x86_64
> 
> root at five-66 ~
> # uname -a
> Linux five-66.pdinc.us 2.6.32-504.8.1.el6.x86_64 #1 SMP Wed 
> Jan 28 21:11:36 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux

# lvremove /dev/vg_five66/ciphershed-dmz-http
Do you really want to remove active logical volume ciphershed-dmz-http? [y/n]: y
  Logical volume "ciphershed-dmz-http" successfully removed

root at five-66 ~
# lvcreate --size 8589934592b --name ciphershed-dmz-http vg_five66
  Logical volume "ciphershed-dmz-http" created

root at five-66 ~
# dd of=/dev/vg_five66/ciphershed-dmz-http bs=512 if=/dev/zero
dd: writing `/dev/vg_five66/ciphershed-dmz-http': No space left on device
16777217+0 records in
16777216+0 records out
8589934592 bytes (8.6 GB) copied, 254.765 s, 33.7 MB/s

root at five-66 ~
# lvdisplay /dev/vg_five66/ciphershed-dmz-http
  --- Logical volume ---
  LV Path                /dev/vg_five66/ciphershed-dmz-http
  LV Name                ciphershed-dmz-http
  VG Name                vg_five66
  LV UUID                slRXQ8-I3pi-2uKA-QSkd-TAwU-7deR-cKxOj9
  LV Write Access        read/write
  LV Creation host, time five-66.pdinc.us, 2015-02-17 06:46:39 -0500
  LV Status              available
  # open                 0
  LV Size                8.00 GiB
  Current LE             2048
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:3

Now I am concerned, removing and recreating fixed the issue?

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- Jason Pyeron                      PD Inc. http://www.pdinc.us -
- Principal Consultant              10 West 24th Street #100    -
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