151 lines
3.5 KiB
Bash
Executable File
151 lines
3.5 KiB
Bash
Executable File
#!/bin/ksh -p
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# CDDL HEADER START
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#
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# The contents of this file are subject to the terms of the
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# Common Development and Distribution License (the "License").
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# You may not use this file except in compliance with the License.
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#
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# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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# or https://opensource.org/licenses/CDDL-1.0.
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# See the License for the specific language governing permissions
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# and limitations under the License.
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#
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# When distributing Covered Code, include this CDDL HEADER in each
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# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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# If applicable, add the following below this CDDL HEADER, with the
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# fields enclosed by brackets "[]" replaced with your own identifying
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# information: Portions Copyright [yyyy] [name of copyright owner]
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#
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# CDDL HEADER END
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#
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#
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# Copyright (c) 2022, Klara Inc.
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#
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# DESCRIPTION:
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# Verify that vdev properties, io_n and io_t, work with ZED.
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#
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# STRATEGY:
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# 1. Create a mirrored pool.
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# 3. Set io_n/io_t to non-default values
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# 3. Inject io errors
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# 4. Verify that ZED degrades vdev
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. $STF_SUITE/include/libtest.shlib
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. $STF_SUITE/tests/functional/events/events_common.kshlib
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verify_runnable "both"
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MOUNTDIR="$TEST_BASE_DIR/io_mount"
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FILEPATH="$MOUNTDIR/io_file"
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VDEV="$TEST_BASE_DIR/vdevfile.$$"
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VDEV1="$TEST_BASE_DIR/vdevfile1.$$"
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POOL="io_pool"
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function cleanup
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{
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log_must zed_stop
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log_must zinject -c all
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if poolexists $POOL ; then
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destroy_pool $POOL
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fi
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log_must rm -fd $VDEV $VDEV1 $MOUNTDIR
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log_must set_tunable32 PREFETCH_DISABLE $zfsprefetch
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}
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log_onexit cleanup
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log_assert "Test ZED io_n and io_t configurability"
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zfsprefetch=$(get_tunable PREFETCH_DISABLE)
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log_must set_tunable32 PREFETCH_DISABLE 1
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function setup_pool
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{
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log_must zpool create -f -m $MOUNTDIR $POOL mirror $VDEV $VDEV1
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log_must zpool events -c
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log_must truncate -s 0 $ZED_DEBUG_LOG
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log_must zfs set compression=off $POOL
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log_must zfs set primarycache=none $POOL
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log_must zfs set recordsize=512 $POOL
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}
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function do_clean
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{
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log_must zinject -c all
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log_must zpool destroy $POOL
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}
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# Test default ZED settings:
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# io_n=10 (events)
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# io_t=600 (seconds)
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# fire 10 events over 2.5 seconds, should degrade.
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function default_degrade
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{
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setup_pool
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log_must dd if=/dev/urandom of=$FILEPATH bs=1M count=64
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log_must zinject -a -d $VDEV -e io -T read -f 100 $POOL
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blk=0
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for _ in {1..10}; do
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dd if=$FILEPATH of=/dev/null bs=1 count=1 skip=$blk 2>/dev/null
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blk=$((blk+512))
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sleep 0.25
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done
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log_must wait_vdev_state $POOL $VDEV "FAULTED" 60
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do_clean
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}
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# set io_n=1
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# fire 1 event, should degrade
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function io_n_degrade
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{
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setup_pool
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log_must zpool set io_n=1 $POOL $VDEV
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log_must dd if=/dev/urandom of=$FILEPATH bs=1M count=64
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log_must zinject -a -d $VDEV -e io -T read -f 100 $POOL
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dd if=$FILEPATH of=/dev/null bs=1 count=1 2>/dev/null
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log_must wait_vdev_state $POOL $VDEV "FAULTED" 60
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do_clean
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}
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# set io_t=1
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# fire 10 events over 2.5 seconds, should not degrade
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function io_t_nodegrade
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{
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setup_pool
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log_must zpool set io_t=1 $POOL $VDEV
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log_must dd if=/dev/urandom of=$FILEPATH bs=1M count=64
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log_must zinject -a -d $VDEV -e io -T read -f 100 $POOL
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blk=0
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for _ in {1..10}; do
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dd if=$FILEPATH of=/dev/null bs=1 count=1 skip=$blk 2>/dev/null
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blk=$((blk+512))
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sleep 0.25
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done
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log_must file_wait $ZED_DEBUG_LOG 30
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log_must wait_vdev_state $POOL $VDEV "ONLINE" 1
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do_clean
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}
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log_must truncate -s $MINVDEVSIZE $VDEV
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log_must truncate -s $MINVDEVSIZE $VDEV1
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log_must mkdir -p $MOUNTDIR
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log_must zed_start
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default_degrade
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io_n_degrade
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io_t_nodegrade
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log_pass "Test ZED io_n and io_t configurability"
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