1#!/bin/ksh -p 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or https://opensource.org/licenses/CDDL-1.0. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22 23# 24# Copyright (c) 2017 by Lawrence Livermore National Security, LLC. 25# Use is subject to license terms. 26# 27 28. $STF_SUITE/include/libtest.shlib 29 30# 31# DESCRIPTION: 32# Run many xattrtests on a dataset with large dnodes and xattr=sa to 33# stress concurrent allocation of large dnodes. 34# 35 36TEST_FS=$TESTPOOL/large_dnode 37 38verify_runnable "both" 39 40function cleanup 41{ 42 datasetexists $TEST_FS && destroy_dataset $TEST_FS 43} 44 45function verify_dnode_packing 46{ 47 zdb -dd $TEST_FS | grep -A 3 'Dnode slots' | awk ' 48 /Total used:/ {total_used=$NF} 49 /Max used:/ {max_used=$NF} 50 /Percent empty:/ {print total_used, max_used, int($NF)} 51 ' | while read total_used max_used pct_empty 52 do 53 log_note "total_used $total_used max_used $max_used pct_empty $pct_empty" 54 if [ $pct_empty -gt 5 ]; then 55 log_fail "Holes in dnode array: pct empty $pct_empty > 5" 56 fi 57 done 58} 59 60log_onexit cleanup 61log_assert "xattrtest runs concurrently on dataset with large dnodes" 62 63log_must zfs create $TEST_FS 64log_must zfs set dnsize=auto $TEST_FS 65log_must zfs set xattr=sa $TEST_FS 66 67for ((i=0; i < 100; i++)); do 68 dir="/$TEST_FS/dir.$i" 69 log_must mkdir "$dir" 70 log_must eval "xattrtest -R -r -y -x 1 -f 1024 -k -p $dir >/dev/null 2>&1 &" 71done 72 73log_must wait 74sync_pool $TESTPOOL 75 76verify_dnode_packing 77 78log_pass 79