This test is a stress test. It creates a set of threads for coping small files
into disk. I use a 2G disk for test, the ENOSPC arises usually but the disk is
not full under kenerl 3.0 with intel64.
Signed-off-by: Wu Bo <Wu.Bo@xxxxxxxxxxxxxx>
---
273 | 145 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
273.out | 4 ++
group | 1 +
3 files changed, 150 insertions(+), 0 deletions(-)
create mode 100755 273
create mode 100644 273.out
diff --git a/273 b/273
new file mode 100755
index 0000000..2965132
--- /dev/null
+++ b/273
@@ -0,0 +1,145 @@
+#! /bin/bash
+# FS QA Test No. 273
+#
+# reservation test with heavy cp workload
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2011-2012 Fujitsu, Inc. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+#-----------------------------------------------------------------------
+#
+#creator
+owner=wu.bo@xxxxxxxxxxxxxx
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=0 # success is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -rf $SCRATCH_MNT/* $tmp.*
+ _scratch_unmount
+}
+
+. ./common.rc
+. ./common.filter
+
+threads=50
+count=1
+
+_threads_set()
+{
+ _cpu_num=`cat /proc/cpuinfo | grep "processor" | wc -l`
+ threads=$(($_cpu_num * 50))
+ if [ $threads -gt 200 ]
+ then
+ threads=200
+ fi
+}
+
+_file_create()
+{
+ _i=0
+
+ if ! mkdir $SCRATCH_MNT/origin
+ then
+ echo "mkdir origin err"
+ status=1
+ exit
+ fi
+
+ cd $SCRATCH_MNT/origin
+
+ _disksize=`df --block-size=1 | grep $SCRATCH_DEV | awk '{print $2}'`
+ _disksize=$(($_disksize / 3))
+ _num=$(($_disksize / $count / $threads / 4096))
+ _count=$count
+ while [ $_i -lt $_num ]
+ do
+ dd if=/dev/zero of=file_$_i bs=4096 count=$_count >/dev/null 2>&1
+ _i=$(($_i + 1))
+ done
+
+ cd $here
+}
+
+_porter()
+{
+ _suffix=$1
+
+ if ! mkdir $SCRATCH_MNT/sub_$_suffix
+ then
+ echo "mkdir sub_xxx err"
+ status=1
+ exit
+ fi
+
+ cp -r $SCRATCH_MNT/origin $SCRATCH_MNT/sub_$_suffix >$seq.full 2>&1
+ if [ $? -ne 0 ]
+ then
+ echo "_porter $_suffix not complete"
+ fi
+
+ sync
+}
+
+_do_workload()
+{
+ _pids=""
+ _pid=1
+
+ rm -rf $SCRATCH_MNT/*
+
+ _threads_set
+ _file_create
+
+ _threads=$threads
+
+ while [ $_pid -lt $_threads ]
+ do
+ _porter $_pid &
+ _pids="$_pids $!"
+ _pid=$(($_pid + 1))
+ done
+
+ wait $_pids
+}
+
+# real QA test starts here
+_supported_fs generic
+_supported_os IRIX Linux
+_require_scratch
+
+echo "------------------------------"
+echo "start the workload"
+echo "------------------------------"
+
+rm -f $seq.full
+
+umount $SCRATCH_DEV 2>/dev/null
+_scratch_mkfs_sized $((2 * 1024 * 1024 * 1024)) >>$seq.full 2>&1
+_scratch_mount
+
+_do_workload
+
+_check_scratch_fs
+status=$?
+exit
diff --git a/273.out b/273.out
new file mode 100644
index 0000000..146af43
--- /dev/null
+++ b/273.out
@@ -0,0 +1,4 @@
+QA output created by 273
+------------------------------
+start the workload
+------------------------------
diff --git a/group b/group
index 616cbdd..b8245bf 100644
--- a/group
+++ b/group
@@ -386,3 +386,4 @@ deprecated
270 auto quota rw prealloc ioctl enospc
271 auto rw quick
272 auto enospc rw
+273 auto rw
--
1.7.3.1
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