| #!/bin/ksh -p |
| # |
| # CDDL HEADER START |
| # |
| # The contents of this file are subject to the terms of the |
| # Common Development and Distribution License (the "License"). |
| # You may not use this file except in compliance with the License. |
| # |
| # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
| # or http://www.opensolaris.org/os/licensing. |
| # See the License for the specific language governing permissions |
| # and limitations under the License. |
| # |
| # When distributing Covered Code, include this CDDL HEADER in each |
| # file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
| # If applicable, add the following below this CDDL HEADER, with the |
| # fields enclosed by brackets "[]" replaced with your own identifying |
| # information: Portions Copyright [yyyy] [name of copyright owner] |
| # |
| # CDDL HEADER END |
| # |
| |
| # |
| # Copyright (c) 2018 by Lawrence Livermore National Security, LLC. |
| # |
| |
| # DESCRIPTION: |
| # Verify zpool status -s (slow IOs) works |
| # |
| # STRATEGY: |
| # 1. Create a file |
| # 2. Inject slow IOs into the pool |
| # 3. Verify we can see the slow IOs with "zpool status -s". |
| # 4. Verify we can see delay events. |
| # |
| |
| . $STF_SUITE/include/libtest.shlib |
| . $STF_SUITE/include/zpool_script.shlib |
| |
| DISK=${DISKS%% *} |
| |
| verify_runnable "both" |
| |
| default_mirror_setup_noexit $DISKS |
| |
| function cleanup |
| { |
| log_must zinject -c all |
| log_must set_tunable64 ZIO_SLOW_IO_MS $OLD_SLOW_IO |
| log_must set_tunable64 SLOW_IO_EVENTS_PER_SECOND $OLD_SLOW_IO_EVENTS |
| default_cleanup_noexit |
| } |
| |
| log_onexit cleanup |
| |
| log_must zpool events -c |
| |
| # Mark any IOs greater than 10ms as slow IOs |
| OLD_SLOW_IO=$(get_tunable ZIO_SLOW_IO_MS) |
| OLD_SLOW_IO_EVENTS=$(get_tunable SLOW_IO_EVENTS_PER_SECOND) |
| log_must set_tunable64 ZIO_SLOW_IO_MS 10 |
| log_must set_tunable64 SLOW_IO_EVENTS_PER_SECOND 1000 |
| |
| # Create 20ms IOs |
| log_must zinject -d $DISK -D20:100 $TESTPOOL |
| log_must mkfile 1048576 /$TESTPOOL/testfile |
| log_must zpool sync $TESTPOOL |
| |
| log_must zinject -c all |
| SLOW_IOS=$(zpool status -sp | grep "$DISK" | awk '{print $6}') |
| DELAY_EVENTS=$(zpool events | grep delay | wc -l) |
| |
| if [ $SLOW_IOS -gt 0 ] && [ $DELAY_EVENTS -gt 0 ] ; then |
| log_pass "Correctly saw $SLOW_IOS slow IOs and $DELAY_EVENTS delay events" |
| else |
| log_fail "Only saw $SLOW_IOS slow IOs and $DELAY_EVENTS delay events" |
| fi |