usr/src/test/zfs-tests/tests/functional/write_dirs/write_dirs_002_pos.ksh

   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 http://www.opensolaris.org/os/licensing.
  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 2007 Sun Microsystems, Inc.  All rights reserved.
  25 # Use is subject to license terms.
  26 #
  27
  28 #
  29 # Copyright (c) 2013, 2016 by Delphix. All rights reserved.
  30 #
  31
  32 . $STF_SUITE/include/libtest.shlib
  33
  34 #
  35 # DESCRIPTION:
  36 # Create as many directories with 5000 files each until the file system
  37 # is full. The zfs file system should be work well and stable.
  38 #
  39 # STRATEGY:
  40 # 1. Create a pool & dateset
  41 # 2. Make directories in the zfs file system
  42 # 3. Create 5000 files in each directories
  43 # 4. Test case exit when the disk is full
  44 #
  45
  46 verify_runnable "both"
  47
  48 function cleanup
  49 {
  50         for file in `find $TESTDIR -type f`; do
  51                 cat /dev/null > $file
  52         done
  53         log_must sync
  54         log_must rm -rf $TESTDIR/*
  55 }
  56
  57 typeset -i retval=0
  58
  59 log_assert "Creating directories with 5000 files in each, until file system " \
  60         "is full."
  61
  62 log_onexit cleanup
  63
  64 typeset -i bytes=8192
  65 typeset -i num_writes=20
  66 typeset -i dirnum=50
  67 typeset -i filenum=5000
  68
  69 fill_fs "" $dirnum $filenum $bytes $num_writes
  70 retval=$?
  71 if (( retval == 28 )); then
  72         log_note "No space left on device."
  73 elif (( retval != 0 )); then
  74         log_fail "Unexpected exit: $retval"
  75 fi
  76
  77 log_pass "Create many files in a directory succeeded."