1dcbf3bd6SGeorge Wilson#!/usr/bin/ksh 2dcbf3bd6SGeorge Wilson 3dcbf3bd6SGeorge Wilson# 4dcbf3bd6SGeorge Wilson# This file and its contents are supplied under the terms of the 5dcbf3bd6SGeorge Wilson# Common Development and Distribution License ("CDDL"), version 1.0. 6dcbf3bd6SGeorge Wilson# You may only use this file in accordance with the terms of version 7dcbf3bd6SGeorge Wilson# 1.0 of the CDDL. 8dcbf3bd6SGeorge Wilson# 9dcbf3bd6SGeorge Wilson# A full copy of the text of the CDDL should have accompanied this 10dcbf3bd6SGeorge Wilson# source. A copy of the CDDL is also available via the Internet at 11dcbf3bd6SGeorge Wilson# http://www.illumos.org/license/CDDL. 12dcbf3bd6SGeorge Wilson# 13dcbf3bd6SGeorge Wilson 14dcbf3bd6SGeorge Wilson# 151d32ba66SJohn Wren Kennedy# Copyright (c) 2015, 2016 by Delphix. All rights reserved. 16dcbf3bd6SGeorge Wilson# 17dcbf3bd6SGeorge Wilson 18dcbf3bd6SGeorge Wilson# 19dcbf3bd6SGeorge Wilson# Description: 20dcbf3bd6SGeorge Wilson# Trigger fio runs using the sequential_reads job file. The number of runs and 21dcbf3bd6SGeorge Wilson# data collected is determined by the PERF_* variables. See do_fio_run for 22dcbf3bd6SGeorge Wilson# details about these variables. 23dcbf3bd6SGeorge Wilson# 24dcbf3bd6SGeorge Wilson# The files to read from are created prior to the first fio run, and used 25dcbf3bd6SGeorge Wilson# for all fio runs. The ARC is not cleared to ensure that all data is cached. 26dcbf3bd6SGeorge Wilson# 27dcbf3bd6SGeorge Wilson 28dcbf3bd6SGeorge Wilson. $STF_SUITE/include/libtest.shlib 29dcbf3bd6SGeorge Wilson. $STF_SUITE/tests/perf/perf.shlib 30dcbf3bd6SGeorge Wilson 31dcbf3bd6SGeorge Wilsonfunction cleanup 32dcbf3bd6SGeorge Wilson{ 33c373aa8bSJohn Wren Kennedy recreate_perf_pool 34dcbf3bd6SGeorge Wilson} 35dcbf3bd6SGeorge Wilson 36dcbf3bd6SGeorge Wilsonlog_onexit cleanup 37dcbf3bd6SGeorge Wilson 38c373aa8bSJohn Wren Kennedyrecreate_perf_pool 39c373aa8bSJohn Wren Kennedypopulate_perf_filesystems 40dcbf3bd6SGeorge Wilson 41dcbf3bd6SGeorge Wilson# Make sure the working set can be cached in the arc. Aim for 1/2 of arc. 42dcbf3bd6SGeorge Wilsonexport TOTAL_SIZE=$(($(get_max_arc_size) / 2)) 43dcbf3bd6SGeorge Wilson 44dcbf3bd6SGeorge Wilson# Variables for use by fio. 45dcbf3bd6SGeorge Wilsonif [[ -n $PERF_REGRESSION_WEEKLY ]]; then 46dcbf3bd6SGeorge Wilson export PERF_RUNTIME=${PERF_RUNTIME:-$PERF_RUNTIME_WEEKLY} 47dcbf3bd6SGeorge Wilson export PERF_RUNTYPE=${PERF_RUNTYPE:-'weekly'} 48*65d28c0bSJohn Wren Kennedy export PERF_NTHREADS=${PERF_NTHREADS:-'8 16 32 64'} 49c373aa8bSJohn Wren Kennedy export PERF_NTHREADS_PER_FS=${PERF_NTHREADS_PER_FS:-'0'} 50dcbf3bd6SGeorge Wilson export PERF_SYNC_TYPES=${PERF_SYNC_TYPES:-'1'} 51*65d28c0bSJohn Wren Kennedy export PERF_IOSIZES=${PERF_IOSIZES:-'8k 64k 128k'} 52dcbf3bd6SGeorge Wilsonelif [[ -n $PERF_REGRESSION_NIGHTLY ]]; then 53dcbf3bd6SGeorge Wilson export PERF_RUNTIME=${PERF_RUNTIME:-$PERF_RUNTIME_NIGHTLY} 54dcbf3bd6SGeorge Wilson export PERF_RUNTYPE=${PERF_RUNTYPE:-'nightly'} 55dcbf3bd6SGeorge Wilson export PERF_NTHREADS=${PERF_NTHREADS:-'64 128'} 56c373aa8bSJohn Wren Kennedy export PERF_NTHREADS_PER_FS=${PERF_NTHREADS_PER_FS:-'0'} 57dcbf3bd6SGeorge Wilson export PERF_SYNC_TYPES=${PERF_SYNC_TYPES:-'1'} 58dcbf3bd6SGeorge Wilson export PERF_IOSIZES=${PERF_IOSIZES:-'128k 1m'} 59dcbf3bd6SGeorge Wilsonfi 60dcbf3bd6SGeorge Wilson 61dcbf3bd6SGeorge Wilson# Layout the files to be used by the read tests. Create as many files as the 62dcbf3bd6SGeorge Wilson# largest number of threads. An fio run with fewer threads will use a subset 63dcbf3bd6SGeorge Wilson# of the available files. 64dcbf3bd6SGeorge Wilsonexport NUMJOBS=$(get_max $PERF_NTHREADS) 65dcbf3bd6SGeorge Wilsonexport FILE_SIZE=$((TOTAL_SIZE / NUMJOBS)) 66c373aa8bSJohn Wren Kennedyexport DIRECTORY=$(get_directory) 671d32ba66SJohn Wren Kennedylog_must fio $FIO_SCRIPTS/mkfiles.fio 68dcbf3bd6SGeorge Wilson 69dcbf3bd6SGeorge Wilson# Set up the scripts and output files that will log performance data. 70dcbf3bd6SGeorge Wilsonlun_list=$(pool_to_lun_list $PERFPOOL) 71dcbf3bd6SGeorge Wilsonlog_note "Collecting backend IO stats with lun list $lun_list" 72c373aa8bSJohn Wren Kennedyexport collect_scripts=( 73c373aa8bSJohn Wren Kennedy "kstat zfs:0 1" "kstat" 74*65d28c0bSJohn Wren Kennedy "vmstat -T d 1" "vmstat" 75*65d28c0bSJohn Wren Kennedy "mpstat -T d 1" "mpstat" 76*65d28c0bSJohn Wren Kennedy "iostat -T d -xcnz 1" "iostat" 77c373aa8bSJohn Wren Kennedy "dtrace -Cs $PERF_SCRIPTS/io.d $PERFPOOL $lun_list 1" "io" 78c373aa8bSJohn Wren Kennedy "dtrace -Cs $PERF_SCRIPTS/prefetch_io.d $PERFPOOL 1" "prefetch" 79c373aa8bSJohn Wren Kennedy "dtrace -s $PERF_SCRIPTS/profile.d" "profile" 80c373aa8bSJohn Wren Kennedy) 81dcbf3bd6SGeorge Wilson 82dcbf3bd6SGeorge Wilsonlog_note "Sequential cached reads with $PERF_RUNTYPE settings" 831d32ba66SJohn Wren Kennedydo_fio_run sequential_reads.fio false false 84dcbf3bd6SGeorge Wilsonlog_pass "Measure IO stats during sequential cached read load" 85