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Avoid problems on slower machines

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This commit is contained in:
Holger Pandel 2019-12-04 14:08:45 +01:00
parent 4ea3675b52
commit c5c1ce645b
1 changed files with 6 additions and 0 deletions
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6
scripts/qcow2_handling
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@ -94,21 +94,27 @@ load_qimage() {
echo "Creating base image: image-${STAGE}.qcow2" echo "Creating base image: image-${STAGE}.qcow2"
# -o preallocation=falloc # -o preallocation=falloc
qemu-img create -f qcow2 image-${STAGE}.qcow2 $BASE_QCOW2_SIZE qemu-img create -f qcow2 image-${STAGE}.qcow2 $BASE_QCOW2_SIZE
sync
qemu-nbd --discard=unmap -c $NBD_DEV image-${STAGE}.qcow2 qemu-nbd --discard=unmap -c $NBD_DEV image-${STAGE}.qcow2
sync
sfdisk $NBD_DEV << EOF sfdisk $NBD_DEV << EOF
,250MiB,b ,250MiB,b
,,83; ,,83;
EOF EOF
sync
kpartx -a $NBD_DEV kpartx -a $NBD_DEV
mkdosfs -n boot -F 32 -v $MAP_BOOT_DEV mkdosfs -n boot -F 32 -v $MAP_BOOT_DEV
mkfs.ext4 -L rootfs -O "^huge_file,^metadata_csum,^64bit" $MAP_ROOT_DEV mkfs.ext4 -L rootfs -O "^huge_file,^metadata_csum,^64bit" $MAP_ROOT_DEV
sync
else else
if [ ! -f "${WORK_DIR}/image-${PREV_STAGE}.qcow2" ]; then exit 1; fi if [ ! -f "${WORK_DIR}/image-${PREV_STAGE}.qcow2" ]; then exit 1; fi
echo "Creating backing image: image-${STAGE}.qcow2 <- ${WORK_DIR}/image-${PREV_STAGE}.qcow2" echo "Creating backing image: image-${STAGE}.qcow2 <- ${WORK_DIR}/image-${PREV_STAGE}.qcow2"
qemu-img create -f qcow2 \ qemu-img create -f qcow2 \
-o backing_file=${WORK_DIR}/image-${PREV_STAGE}.qcow2 \ -o backing_file=${WORK_DIR}/image-${PREV_STAGE}.qcow2 \
${WORK_DIR}/image-${STAGE}.qcow2 ${WORK_DIR}/image-${STAGE}.qcow2
sync
qemu-nbd --discard=unmap -c $NBD_DEV image-${STAGE}.qcow2 qemu-nbd --discard=unmap -c $NBD_DEV image-${STAGE}.qcow2
sync
kpartx -a $NBD_DEV kpartx -a $NBD_DEV
fi fi
mount -v -t ext4 $MAP_ROOT_DEV "${ROOTFS_DIR}" mount -v -t ext4 $MAP_ROOT_DEV "${ROOTFS_DIR}"