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vm/fstab: enable "discard" option for /rw

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This, in conjunction with support in xen-blkfront/back, shrinks private.img in
dom0 with every removed file in VM. So no longer manual cleaning unused space
with some dd + cp trickery.
This commit is contained in:
Marek Marczykowski 2013-03-03 21:20:09 +01:00
parent 3e4b8cf8a9
commit b2904f03ae
1 changed files with 1 additions and 1 deletions
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misc/fstab
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@ -2,7 +2,7 @@
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
/dev/mapper/dmroot / ext4 defaults,noatime 1 1
/dev/xvdb /rw ext4 noauto,defaults 1 2
/dev/xvdb /rw ext4 noauto,defaults,discard 1 2
/rw/home /home none noauto,bind,defaults 0 0
/dev/xvdc1 swap swap defaults 0 0
tmpfs /dev/shm tmpfs defaults 0 0