- three node Server 2012 R2 cluster
- 2 CSVs
- Veeam Backup software v7
We've been running out of space on our CSVs. I determined that the hidden System Volume Information directory is huge. It is huge because of large VSS files in the directory.
Path to CSVs
c:\ClusterStorage\Volume1
c:\ClusterStorage\Volume2
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List of VSS providers
vssadmin list providers
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool
(C) Copyright 2001-2013 Microsoft Corp.
Provider name: 'SmVssProvider'
Provider type: Hardware
Provider Id: {24e4e8a3-69cb-4370-8b7b-c5276cd49765}
Version: 11.10.0001
Provider name: 'Microsoft CSV Shadow Copy Helper Provider'
Provider type: Software
Provider Id: {26d02d81-6aac-4275-8504-b9c6edc5261d}
Version: 1.0.0.1
Provider name: 'Microsoft CSV Shadow Copy Provider'
Provider type: Software
Provider Id: {400a2ff4-5eb1-44b0-8a05-1fcac0bcf9ff}
Version: 1.0.0.1
Provider name: 'Microsoft File Share Shadow Copy provider'
Provider type: Fileshare
Provider Id: {89300202-3cec-4981-9171-19f59559e0f2}
Version: 1.0.0.1
Provider name: 'Microsoft Software Shadow Copy provider 1.0'
Provider type: System
Provider Id: {b5946137-7b9f-4925-af80-51abd60b20d5}
Version: 1.0.0.7
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Vssadmin list shadowstorage doesn't reference the location of my CSVs...
PS C:\Windows\system32> vssadmin list shadowstorage
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool
(C) Copyright 2001-2013 Microsoft Corp.
Shadow Copy Storage association
For volume: (C:)\\?\Volume{6bf32257-eccb-11e3-80b5-806e6f6e6963}\
Shadow Copy Storage volume: (C:)\\?\Volume{6bf32257-eccb-11e3-80b5-806e6f6e6963}\
Used Shadow Copy Storage space: 0 bytes (0%)
Allocated Shadow Copy Storage space: 0 bytes (0%)
Maximum Shadow Copy Storage space: 13.6 GB (10%)
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PS C:\clusterstorage\volume1> mountvol
Creates, deletes, or lists a volume mount point.
MOUNTVOL [drive:]path VolumeName
MOUNTVOL [drive:]path /D
MOUNTVOL [drive:]path /L
MOUNTVOL [drive:]path /P
MOUNTVOL /R
MOUNTVOL /N
MOUNTVOL /E
path Specifies the existing NTFS directory where the mount
point will reside.
VolumeName Specifies the volume name that is the target of the mount
point.
/D Removes the volume mount point from the specified directory.
/L Lists the mounted volume name for the specified directory.
/P Removes the volume mount point from the specified directory,
dismounts the volume, and makes the volume not mountable.
You can make the volume mountable again by creating a volume
mount point.
/R Removes volume mount point directories and registry settings
for volumes that are no longer in the system.
/N Disables automatic mounting of new volumes.
/E Re-enables automatic mounting of new volumes.
Possible values for VolumeName along with current mount points are:
\\?\Volume{6bf32256-eccb-11e3-80b5-806e6f6e6963}\
*** NO MOUNT POINTS ***
\\?\Volume{6bf32257-eccb-11e3-80b5-806e6f6e6963}\
C:\
\\?\Volume{bd46bae7-015c-4115-88ca-e6e9067fdea1}\
C:\ClusterStorage\Volume2\
\\?\Volume{caf6938a-5faa-4f3b-8e2b-e27d1498dedf}\
C:\ClusterStorage\Volume1\
\\?\Volume{6bf3225c-eccb-11e3-80b5-806e6f6e6963}\
D:\
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