3 # Copyright (C) 2010 David Goulet <david.goulet@polymtl.ca>
4 # Copyright (C) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
6 # This library is free software; you can redistribute it and/or
7 # modify it under the terms of the GNU Lesser General Public
8 # License as published by the Free Software Foundation; either
9 # version 2.1 of the License, or (at your option) any later version.
11 # This library is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # Lesser General Public License for more details.
16 # You should have received a copy of the GNU Lesser General Public
17 # License along with this library; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 # UST scalability test
22 REPORT
=/tmp
/testreport
26 echo "Userspace tracing scalability test report" |
tee >> $REPORT
28 for nr_threads
in 1 2 4 8; do
29 echo "" |
tee >> $REPORT
30 echo Number of threads
: $nr_threads |
tee >> $REPORT
31 echo "* Baseline" |
tee >> $REPORT
34 /usr
/bin
/time -o /tmp
/testlog .
/.libs
/tracepoint_benchmark
${nr_threads}
35 cat /tmp
/testlog
>> $REPORT
37 #flight recorder, don't record trace to disk.
38 export UST_AUTOCOLLECT
=0
39 export UST_OVERWRITE
=1
40 export UST_SUBBUF_NUM
=16
41 #default buffer size is 4k
43 #Collect traces to disk
44 #export UST_AUTOCOLLECT=1
45 #export UST_OVERWRITE=0
46 #export UST_SUBBUF_NUM=16
47 #default buffer size is 4k
49 echo "* Flight recorder" |
tee >> $REPORT
51 /usr
/bin
/time -o /tmp
/testlog usttrace .
/.libs
/tracepoint_benchmark
${nr_threads}
52 cat /tmp
/testlog
>> $REPORT
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