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1 | #!/bin/bash |
2 | # | |
3 | # Copyright (C) - 2012 David Goulet <dgoulet@efficios.com> | |
4 | # | |
5 | # This library is free software; you can redistribute it and/or modify it under | |
6 | # the terms of the GNU Lesser General Public License as published by the Free | |
7 | # Software Foundation; version 2.1 of the License. | |
8 | # | |
9 | # This library is distributed in the hope that it will be useful, but WITHOUT | |
10 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
11 | # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more | |
12 | # details. | |
13 | # | |
14 | # You should have received a copy of the GNU Lesser General Public License | |
15 | # along with this library; if not, write to the Free Software Foundation, Inc., | |
16 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
17 | ||
18 | CURDIR=$(dirname $0)/ | |
19 | TESTDIR=$CURDIR/../.. | |
20 | NR_ITER=20 | |
21 | BIN_NAME="gen-events" | |
22 | SESSION_NAME="high-throughput" | |
23 | EVENT_NAME="tp:tptest" | |
24 | ||
25 | source $TESTDIR/utils.sh | |
26 | ||
27 | echo -e "\n-------------------------------------------" | |
28 | echo -e "UST tracer - Testing high events throughput" | |
29 | echo -e "-------------------------------------------" | |
30 | ||
8acbe07d | 31 | if [ ! -x "$CURDIR/$BIN_NAME" ]; then |
e72d66a6 DG |
32 | echo -e "No UST nevents binary detected. Passing." |
33 | exit 0 | |
34 | fi | |
35 | ||
36 | TRACE_PATH=$(mktemp -d) | |
37 | ||
38 | # MUST set TESTDIR before calling those functions | |
39 | ||
40 | start_sessiond | |
41 | ||
42 | create_lttng_session $SESSION_NAME $TRACE_PATH | |
43 | ||
44 | enable_ust_lttng_event $SESSION_NAME $EVENT_NAME | |
45 | start_tracing $SESSION_NAME | |
46 | ||
47 | for i in `seq 1 $NR_ITER`; do | |
48 | ./$CURDIR/$BIN_NAME & >/dev/null 2>&1 | |
49 | done | |
50 | ||
908ee7bd DG |
51 | echo "Waiting for applications to end" |
52 | while [ -n "$(pidof $BIN_NAME)" ]; do | |
53 | echo -n "." | |
54 | sleep 0.5 | |
55 | done | |
56 | echo "" | |
e72d66a6 DG |
57 | |
58 | stop_tracing $SESSION_NAME | |
59 | destroy_lttng_session $SESSION_NAME | |
60 | ||
61 | stop_sessiond | |
62 | ||
63 | # Validate test | |
64 | ||
65 | TEMP_FILE=$(mktemp) | |
66 | TEMP_FILE_2=$(mktemp) | |
67 | ||
68 | traced=$(babeltrace $TRACE_PATH 2>/dev/null | wc -l) | |
69 | babeltrace $TRACE_PATH >/dev/null 2>$TEMP_FILE_2 | |
70 | ||
71 | cat $TEMP_FILE_2 | cut -f4 -d " " >$TEMP_FILE | |
72 | ||
73 | dropped=0 | |
74 | while read line; | |
75 | do | |
76 | let dropped=$dropped+$line | |
77 | done < $TEMP_FILE | |
78 | ||
79 | let total=$dropped+$traced | |
80 | let wanted=$NR_ITER*1000000 | |
81 | ||
82 | if [ $wanted -ne $total ]; then | |
83 | echo -n "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total... " | |
84 | echo -e "\e[1;31mFAILED\e[0m" | |
85 | out=1 | |
86 | else | |
87 | echo -n "Expected $wanted. Dropped $dropped. Recorded $traced. Total $total... " | |
88 | echo -e "\e[1;32mOK\e[0m" | |
89 | out=0 | |
90 | fi | |
91 | ||
92 | rm -rf $TRACE_PATH | |
93 | rm $TEMP_FILE $TEMP_FILE_2 | |
94 | ||
95 | exit $out |