On 09/01/24 07:57PM, Chaitanya Kulkarni wrote:
Trigger and test nvme-pci timeout with concurrent fio jobs.
Signed-off-by: Chaitanya Kulkarni <kch@xxxxxxxxxx>
---
tests/nvme/050 | 43 +++++++++++++++++++++++++++++++++++++++++++
tests/nvme/050.out | 2 ++
2 files changed, 45 insertions(+)
create mode 100755 tests/nvme/050
create mode 100644 tests/nvme/050.out
diff --git a/tests/nvme/050 b/tests/nvme/050
new file mode 100755
index 0000000..ba54bcd
--- /dev/null
+++ b/tests/nvme/050
@@ -0,0 +1,43 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-3.0+
+# Copyright (C) 2024 Chaitanya Kulkarni.
+#
+# Test NVMe-PCI timeout with FIO jobs by triggering the nvme_timeout function.
+#
+
+. tests/nvme/rc
+
+DESCRIPTION="test nvme-pci timeout with fio jobs."
+
+requires() {
+ _require_nvme_trtype pci
+ _have_fio
+ _nvme_requires
+}
+
+test() {
+ local dev="/dev/nvme0n1"
Should this be TEST_DEV instead ?
+
+ echo "Running ${TEST_NAME}"
+
+ echo 1 > /sys/block/nvme0n1/io-timeout-fail
nvme0n1, I think this hard coding can be changed
+
+ echo 99 > /sys/kernel/debug/fail_io_timeout/probability
+ echo 10 > /sys/kernel/debug/fail_io_timeout/interval
+ echo -1 > /sys/kernel/debug/fail_io_timeout/times
+ echo 0 > /sys/kernel/debug/fail_io_timeout/space
+ echo 1 > /sys/kernel/debug/fail_io_timeout/verbose
+
+ # shellcheck disable=SC2046
+ fio --bs=4k --rw=randread --norandommap --numjobs=$(nproc) \
+ --name=reads --direct=1 --filename=${dev} --group_reporting \
+ --time_based --runtime=1m 2>&1 | grep -q "Input/output error"
+
+ # shellcheck disable=SC2181
+ if [ $? -eq 0 ]; then
+ echo "Test complete"
+ else
+ echo "Test failed"
+ fi
+ modprobe -r nvme
+}
diff --git a/tests/nvme/050.out b/tests/nvme/050.out
new file mode 100644
index 0000000..b78b05f
--- /dev/null
+++ b/tests/nvme/050.out
@@ -0,0 +1,2 @@
+Running nvme/050
+Test complete
--
2.40.0
-- Nitesh Shetty
