feat: Set NOCOW flag for btrfs (e3942da9) · Commits · git-mirror / virtual-dsm

docker-compose.yml

+1 −1

+5 −5

Original line number	Diff line number	Diff line
		@@ -39,7 +39,7 @@ services:
		ports:
		- 5000:5000
		volumes:
		- /opt/dsm:/storage
		- /var/dsm:/storage
		restart: on-failure
		stop_grace_period: 2m
		```
		@@ -65,14 +65,14 @@ docker run -it --rm -p 5000:5000 --device=/dev/kvm --cap-add NET_ADMIN --stop-ti

		* ### How do I change the location of the virtual disk?

		To change the virtual disk's location from the default Docker volume, include the following bind mount in your compose file:
		To change the location of the virtual disk, include the following bind mount in your compose file:

		```yaml
		volumes:
		- /home/user/data:/storage
		- /var/dsm:/storage
		```

		Replace the example path `/home/user/data` with the desired storage folder.
		Replace the example path `/var/dsm` with the desired storage folder.

		* ### How do I add multiple disks?

		@@ -170,7 +170,7 @@ docker run -it --rm -p 5000:5000 --device=/dev/kvm --cap-add NET_ADMIN --stop-ti
		- 'c : rwm'
		```

		Please note that even if you don't need DHCP, it's still recommended to enable this feature as it prevents NAT issues and increases performance by using a `macvtap` interface.
		Please note that even if you don't want DHCP, it's still recommended to enable this feature as it prevents NAT issues and increases performance by using a `macvtap` interface. In that case just set a static IP from the DSM control panel after you enabled this mode.

		* ### How do I passthrough the GPU?

+1 −1

Original line number	Diff line number	Diff line
		@@ -31,7 +31,7 @@ if [[ "$ARCH" == "amd64" && "$KVM" != [Nn]* ]]; then

		if [ -n "$KVM_OPTS" ]; then
		if ! grep -qE '^flags.* (sse4_2)' /proc/cpuinfo; then
		error "Your host CPU does not has the SSE4.2 instruction set that Virtual DSM requires to boot."
		error "Your host CPU does not have the SSE4.2 instruction set that Virtual DSM requires to boot."
		error "Disable KVM by setting KVM=N to emulate a compatible CPU, at the cost of performance."
		[[ "$DEBUG" != [Yy1]* ]] && exit 89
		fi

+9 −8

Original line number	Diff line number	Diff line
		@@ -8,6 +8,7 @@ set -Eeuo pipefail
		: ${DISK_CACHE:='none'} # Caching mode, can be set to 'writeback' for better performance
		: ${DISK_DISCARD:='on'} # Controls whether unmap (TRIM) commands are passed to the host.
		: ${DISK_ROTATION:='1'} # Rotation rate, set to 1 for SSD storage and increase for HDD
		: ${DISK_FLAGS:='nocow=on'} # Specify the options for use with the qcow2 format

		BOOT="$STORAGE/$BASE.boot.img"
		SYSTEM="$STORAGE/$BASE.system.img"
		@@ -137,12 +138,12 @@ convertDisk() {

		case "$DST_FMT" in
		qcow2)
		CONV_FLAGS="$CONV_FLAGS -c"
		CONV_FLAGS="$CONV_FLAGS -c -o $DISK_FLAGS"
		;;
		esac

		# shellcheck disable=SC2086
		qemu-img convert $CONV_FLAGS -f "$SOURCE_FMT" -O "$DST_FMT" -- "$SOURCE_FILE" "$DST_FILE"
		qemu-img convert -f "$SOURCE_FMT" $CONV_FLAGS -O "$DST_FMT" -- "$SOURCE_FILE" "$DST_FILE"
		}

		createDisk() {
		@@ -186,7 +187,7 @@ createDisk() {
		fi
		;;
		qcow2)
		if ! qemu-img create -f "$DISK_FMT" -- "$DISK_FILE" "$DISK_SPACE" ; then
		if ! qemu-img create -f "$DISK_FMT" -o "$DISK_FLAGS" -- "$DISK_FILE" "$DISK_SPACE" ; then
		rm -f "$DISK_FILE"
		error "$FAIL" && exit 70
		fi

+2 −2