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qcow2 : preallocate metadatas at file creation

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Signed-off-by: Alexandre Derumier <aderumier@odiso.com>
This commit is contained in:
Alexandre Derumier
2012-09-19 12:20:21 +02:00
committed by Dietmar Maurer
parent 1059cc994d
commit 1e679ac591
1 changed files with 4 additions and 1 deletions
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5
PVE/Storage/Plugin.pm
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@ -427,7 +427,10 @@ sub alloc_image {
die "disk image '$path' already exists\n" if -e $path; die "disk image '$path' already exists\n" if -e $path;
run_command("/usr/bin/qemu-img create -f $fmt '$path' ${size}K", my $options = "";
$options = "-o preallocation=metadata" if $fmt eq 'qcow2';
run_command("/usr/bin/qemu-img create $options -f $fmt '$path' ${size}K",
errmsg => "unable to create image"); errmsg => "unable to create image");
return "$vmid/$name"; return "$vmid/$name";