1#!/bin/ksh 2 3# 4# This file and its contents are supplied under the terms of the 5# Common Development and Distribution License ("CDDL"), version 1.0. 6# You may only use this file in accordance with the terms of version 7# 1.0 of the CDDL. 8# 9# A full copy of the text of the CDDL should have accompanied this 10# source. A copy of the CDDL is also available via the Internet at 11# http://www.illumos.org/license/CDDL. 12# 13 14# 15# Copyright (c) 2015, 2020 by Delphix. All rights reserved. 16# 17 18# 19# Description: 20# Trigger fio runs using the sequential_reads job file. The number of runs and 21# data collected is determined by the PERF_* variables. See do_fio_run for 22# details about these variables. 23# 24# The files to read from are created prior to the first fio run, and used 25# for all fio runs. The ARC is not cleared to ensure that all data is cached. 26# 27 28. $STF_SUITE/include/libtest.shlib 29. $STF_SUITE/tests/perf/perf.shlib 30 31function cleanup 32{ 33 # kill fio and iostat 34 pkill fio 35 pkill iostat 36 recreate_perf_pool 37} 38 39trap "log_fail \"Measure IO stats during random read load\"" SIGTERM 40log_onexit cleanup 41 42recreate_perf_pool 43populate_perf_filesystems 44 45# Make sure the working set can be cached in the arc. Aim for 1/2 of arc. 46export TOTAL_SIZE=$(($(get_max_arc_size) / 2)) 47 48# Variables for use by fio. 49if [[ -n $PERF_REGRESSION_WEEKLY ]]; then 50 export PERF_RUNTIME=${PERF_RUNTIME:-$PERF_RUNTIME_WEEKLY} 51 export PERF_RANDSEED=${PERF_RANDSEED:-'1234'} 52 export PERF_COMPPERCENT=${PERF_COMPPERCENT:-'66'} 53 export PERF_COMPCHUNK=${PERF_COMPCHUNK:-'4096'} 54 export PERF_RUNTYPE=${PERF_RUNTYPE:-'weekly'} 55 export PERF_NTHREADS=${PERF_NTHREADS:-'8 16 32 64'} 56 export PERF_NTHREADS_PER_FS=${PERF_NTHREADS_PER_FS:-'0'} 57 export PERF_SYNC_TYPES=${PERF_SYNC_TYPES:-'1'} 58 export PERF_IOSIZES=${PERF_IOSIZES:-'8k 64k 128k'} 59elif [[ -n $PERF_REGRESSION_NIGHTLY ]]; then 60 export PERF_RUNTIME=${PERF_RUNTIME:-$PERF_RUNTIME_NIGHTLY} 61 export PERF_RANDSEED=${PERF_RANDSEED:-'1234'} 62 export PERF_COMPPERCENT=${PERF_COMPPERCENT:-'66'} 63 export PERF_COMPCHUNK=${PERF_COMPCHUNK:-'4096'} 64 export PERF_RUNTYPE=${PERF_RUNTYPE:-'nightly'} 65 export PERF_NTHREADS=${PERF_NTHREADS:-'64 128'} 66 export PERF_NTHREADS_PER_FS=${PERF_NTHREADS_PER_FS:-'0'} 67 export PERF_SYNC_TYPES=${PERF_SYNC_TYPES:-'1'} 68 export PERF_IOSIZES=${PERF_IOSIZES:-'128k 1m'} 69fi 70 71# Layout the files to be used by the read tests. Create as many files as the 72# largest number of threads. An fio run with fewer threads will use a subset 73# of the available files. 74export NUMJOBS=$(get_max $PERF_NTHREADS) 75export FILE_SIZE=$((TOTAL_SIZE / NUMJOBS)) 76export DIRECTORY=$(get_directory) 77log_must fio $FIO_SCRIPTS/mkfiles.fio 78 79# Set up the scripts and output files that will log performance data. 80lun_list=$(pool_to_lun_list $PERFPOOL) 81log_note "Collecting backend IO stats with lun list $lun_list" 82if is_linux; then 83 typeset perf_record_cmd="perf record -F 99 -a -g -q \ 84 -o /dev/stdout -- sleep ${PERF_RUNTIME}" 85 86 export collect_scripts=( 87 "zpool iostat -lpvyL $PERFPOOL 1" "zpool.iostat" 88 "$PERF_SCRIPTS/prefetch_io.sh $PERFPOOL 1" "prefetch" 89 "vmstat -t 1" "vmstat" 90 "mpstat -P ALL 1" "mpstat" 91 "iostat -tdxyz 1" "iostat" 92 "$perf_record_cmd" "perf" 93 ) 94else 95 export collect_scripts=( 96 "$PERF_SCRIPTS/io.d $PERFPOOL $lun_list 1" "io" 97 "$PERF_SCRIPTS/prefetch_io.d $PERFPOOL 1" "prefetch" 98 "vmstat -T d 1" "vmstat" 99 "mpstat -T d 1" "mpstat" 100 "iostat -T d -xcnz 1" "iostat" 101 ) 102fi 103 104log_note "Sequential cached reads with $PERF_RUNTYPE settings" 105do_fio_run sequential_reads.fio false false 106log_pass "Measure IO stats during sequential cached read load" 107