diff options
Diffstat (limited to 'provision/write_zeroes.sh')
| -rw-r--r-- | provision/write_zeroes.sh | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/provision/write_zeroes.sh b/provision/write_zeroes.sh new file mode 100644 index 0000000..a7fac3e --- /dev/null +++ b/provision/write_zeroes.sh @@ -0,0 +1,10 @@ +#/bin/bash + +set -e +set -x + +# Write zeros to improve virtual disk compaction. +zerofile=$(/usr/bin/mktemp /zerofile.XXXXX) +dd if=/dev/zero of="$zerofile" bs=1M || true +rm -f "$zerofile" +sync |