examples: add 2 example job file for io_uring_cmd engine

examples/uring-cmd-ng.fio has usage for conventional nvme-ns char device
examples/uring-cmd-zoned.fio has usage for ZNS nvme-ns char device

Signed-off-by: Anuj Gupta <anuj20.g@samsung.com>
Co-authored-by: Ankit Kumar <ankit.kumar@samsung.com>
Link: https://lore.kernel.org/r/20220531133155.17493-10-ankit.kumar@samsung.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/examples/uring-cmd-ng.fio b/examples/uring-cmd-ng.fio
new file mode 100644 (file)
index 0000000..b2888a0
--- /dev/null
+++ b/examples/uring-cmd-ng.fio
@@ -0,0 +1,25 @@
+# io_uring_cmd I/O engine for nvme-ns generic character device
+
+[global]
+filename=/dev/ng0n1
+ioengine=io_uring_cmd
+cmd_type=nvme
+size=1G
+iodepth=32
+bs=4K
+thread=1
+stonewall=1
+
+[rand-write]
+rw=randwrite
+sqthread_poll=1
+
+[rand-read]
+rw=randread
+
+[write-opts]
+rw=write
+sqthread_poll=1
+sqthread_poll_cpu=0
+nonvectored=1
+registerfiles=1

diff --git a/examples/uring-cmd-zoned.fio b/examples/uring-cmd-zoned.fio
new file mode 100644 (file)
index 0000000..58e8f79
--- /dev/null
+++ b/examples/uring-cmd-zoned.fio
@@ -0,0 +1,31 @@
+# io_uring_cmd I/O engine for nvme-ns generic zoned character device
+#
+# NOTE: with write workload iodepth must be set to 1 as there is no IO
+# scheduler.
+
+[global]
+filename=/dev/ng0n1
+ioengine=io_uring_cmd
+cmd_type=nvme
+zonemode=zbd
+size=1G
+iodepth=1
+bs=256K
+verify=crc32c
+stonewall=1
+
+[rand-write]
+rw=randwrite
+
+[write-opts]
+rw=write
+registerfiles=1
+sqthread_poll=1
+sqthread_poll_cpu=0
+
+[randwrite-opts]
+rw=randwrite
+sqthread_poll=1
+sqthread_poll_cpu=0
+nonvectored=1
+registerfiles=1