twh_eastasia/virtual-dsm
1
0
Fork 0
mirror of https://github.com/vdsm/virtual-dsm.git synced 2025-06-08 09:27:45 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Always allocate

Browse Source
This commit is contained in:
Kroese 2023-04-19 06:54:40 +02:00 committed by GitHub
parent d6bb08b029
commit 13bd4c60ea
1 changed files with 11 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
run/disk.sh
View File

@ -45,19 +45,17 @@ if [ -f "${DATA}" ]; then
echo "ERROR: Specify a smaller size or disable preallocation with ALLOCATION=N." && exit 84 echo "ERROR: Specify a smaller size or disable preallocation with ALLOCATION=N." && exit 84
fi fi
if [ "$ALLOCATE" = "Z" ]; then
GB=$(( (REQ + 1073741823)/1073741824 ))
echo "INFO: Writing ${GB} GB of random data, please wait.."
dd if=/dev/urandom of="${DATA}" seek="${OLD_SIZE}" count="${REQ}" bs=1M iflag=count_bytes oflag=seek_bytes status=none
else
if ! fallocate -l "${DATA_SIZE}" "${DATA}"; then if ! fallocate -l "${DATA_SIZE}" "${DATA}"; then
echo "ERROR: Could not allocate a file for the virtual disk." && exit 85 echo "ERROR: Could not allocate a file for the virtual disk." && exit 85
fi fi
if [ "$ALLOCATE" = "Z" ]; then
GB=$(( (REQ + 1073741823)/1073741824 ))
echo "INFO: Preallocating ${GB} GB with random data, please wait.."
dd if=/dev/urandom of="${DATA}" seek="${OLD_SIZE}" count="${REQ}" bs=1M iflag=count_bytes oflag=seek_bytes status=none
fi fi
fi fi
fi fi
@ -90,19 +88,16 @@ if [ ! -f "${DATA}" ]; then
echo "ERROR: Specify a smaller size or disable preallocation with ALLOCATION=N." && exit 86 echo "ERROR: Specify a smaller size or disable preallocation with ALLOCATION=N." && exit 86
fi fi
if [ "$ALLOCATE" = "Z" ]; then
echo "INFO: Writing ${DISK_SIZE} of random data, please wait.."
dd if=/dev/urandom of="${DATA}" count="${DATA_SIZE}" bs=1M iflag=count_bytes status=none
else
if ! fallocate -l "${DATA_SIZE}" "${DATA}"; then if ! fallocate -l "${DATA_SIZE}" "${DATA}"; then
rm -f "${DATA}" rm -f "${DATA}"
echo "ERROR: Could not allocate a file for the virtual disk." && exit 87 echo "ERROR: Could not allocate a file for the virtual disk." && exit 87
fi fi
if [ "$ALLOCATE" = "Z" ]; then
echo "INFO: Preallocating ${DISK_SIZE} with random data, please wait.."
dd if=/dev/urandom of="${DATA}" count="${DATA_SIZE}" bs=1M iflag=count_bytes status=none
fi fi
fi fi