a90e749f44
Support for Open-Channel SSDs is dying out (already marked as deprecated in linux kernel, scheduled for complete removal in 5.15) hence we should slowly adjust our test suites and move towards more standardized zoned nvmes. Signed-off-by: Michal Berger <michalx.berger@intel.com> Change-Id: I038b6361a78b27c2b350ccf594d201ffe92794e3 Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8295 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com> Reviewed-by: Konrad Sztyber <konrad.sztyber@gmail.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Karol Latecki <karol.latecki@intel.com>
80 lines
1.9 KiB
Bash
80 lines
1.9 KiB
Bash
# Common utility functions to be sourced by the libftl test scripts
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function get_chunk_size() {
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$SPDK_EXAMPLE_DIR/identify -r "trtype:PCIe traddr:$1" \
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| grep 'Logical blks per chunk' | sed 's/[^0-9]//g'
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}
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function get_num_group() {
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$SPDK_EXAMPLE_DIR/identify -r "trtype:PCIe traddr:$1" \
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| grep 'Groups' | sed 's/[^0-9]//g'
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}
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function get_num_pu() {
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$SPDK_EXAMPLE_DIR/identify -r "trtype:PCIe traddr:$1" \
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| grep 'PUs' | sed 's/[^0-9]//g'
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}
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function gen_ftl_nvme_conf() {
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jq . <<- JSON
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{
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"subsystems": [
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{
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"subsystem": "bdev",
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"config": [
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{
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"params": {
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"nvme_adminq_poll_period_us": 100
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},
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"method": "bdev_nvme_set_options"
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}
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]
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}
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]
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}
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JSON
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}
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get_ftl_nvme_dev() {
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# Find device with LBA matching the FTL_BLOCK_SIZE
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local nvmes nvme identify lba
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for nvme in $(nvme_in_userspace); do
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identify=$("$SPDK_EXAMPLE_DIR/identify" -r trtype:pcie -r "traddr:$nvme")
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[[ $identify =~ "Current LBA Format:"\ +"LBA Format #"([0-9]+) ]]
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[[ $identify =~ "LBA Format #${BASH_REMATCH[1]}: Data Size:"\ +([0-9]+) ]]
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lba=${BASH_REMATCH[1]}
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((lba && lba % FTL_BLOCK_SIZE == 0)) && nvmes+=("$nvme")
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done
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((${#nvmes[@]} > 0)) || return 1
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printf '%s\n' "${nvmes[@]}"
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}
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bdev_create_zone() {
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local base_bdev=$1
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# TODO: Consider use of ZNSed nvme controllers
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"$rpc_py" bdev_zone_block_create \
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-b "$ZONE_DEV" \
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-o "$OPTIMAL_OPEN_ZONES" \
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-z "$ZONE_CAPACITY" \
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-n "$base_bdev"
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}
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bdev_delete_zone() {
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local zone_dev=$1
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# TODO: Consider use of ZNSed nvme controllers
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"$rpc_py" bdev_zone_block_delete "$zone_dev"
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}
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# Optimal number of zones refers to the number of zones that need to be written at the same
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# time in order to maximize drive's write bandwidth.
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# ZONE_CAPACITY * FTL_BLOCK_SIZE * OPTIMAL_OPEN_ZONES should be <= size of the drive.
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FTL_BLOCK_SIZE=4096
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ZONE_CAPACITY=4096
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OPTIMAL_OPEN_ZONES=32
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ZONE_DEV=zone0
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rpc_py=$rootdir/scripts/rpc.py
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