From: Yannick Brosseau Date: Fri, 6 Jan 2012 18:41:07 +0000 (-0500) Subject: Add execution instructions to the demo test program. X-Git-Url: http://git.efficios.com/?a=commitdiff_plain;h=0e3c4d88f14dca65ddb4a449c5446ea6c19103ae;p=lttng-ust.git Add execution instructions to the demo test program. Signed-off-by: Yannick Brosseau Signed-off-by: Mathieu Desnoyers --- diff --git a/tests/demo/README b/tests/demo/README index 73becb0f..cc51b67c 100644 --- a/tests/demo/README +++ b/tests/demo/README @@ -5,3 +5,22 @@ executing the demo. Executing "demo" without the shell wrapper will not provide any tracing support. This ensures the demo binary can be distributed on distros without depending on having liblttng-ust.so in place. Note: the "demo" program must be compiled with "-ldl". + +The simplest command to trace the demo program are: +lttng create +lttng enable-event -u -a +lttng start +./demo-trace +lttng destroy + +That will create a trace in your $HOME/lttng-traces directory. + +The resulting babeltrace output should look like this: +[554297567999315] ust_tests_demo:starting: { 1 }, { value = 123 } +[554297568020834] ust_tests_demo2:loop: { 1 }, { intfield = 0, intfield2 = 0x0, longfield = 0, netintfield = 0, netintfieldhex = 0x0, arrfield1 = [ [0] = 1, [1] = 2, [2] = 3 ], arrfield2 = "test", _seqfield1_length = 4, seqfield1 = [ [0] = 116, [1] = 101, [2] = 115, [3] = 116 ], _seqfield2_length = 4, seqfield2 = "test", stringfield = "test", floatfield = 2222, doublefield = 2 } +[554297568024780] ust_tests_demo2:loop: { 1 }, { intfield = 1, intfield2 = 0x1, longfield = 1, netintfield = 1, netintfieldhex = 0x1, arrfield1 = [ [0] = 1, [1] = 2, [2] = 3 ], arrfield2 = "test", _seqfield1_length = 4, seqfield1 = [ [0] = 116, [1] = 101, [2] = 115, [3] = 116 ], _seqfield2_length = 4, seqfield2 = "test", stringfield = "test", floatfield = 2222, doublefield = 2 } +[554297568027050] ust_tests_demo2:loop: { 1 }, { intfield = 2, intfield2 = 0x2, longfield = 2, netintfield = 2, netintfieldhex = 0x2, arrfield1 = [ [0] = 1, [1] = 2, [2] = 3 ], arrfield2 = "test", _seqfield1_length = 4, seqfield1 = [ [0] = 116, [1] = 101, [2] = 115, [3] = 116 ], _seqfield2_length = 4, seqfield2 = "test", stringfield = "test", floatfield = 2222, doublefield = 2 } +[554297568029014] ust_tests_demo2:loop: { 1 }, { intfield = 3, intfield2 = 0x3, longfield = 3, netintfield = 3, netintfieldhex = 0x3, arrfield1 = [ [0] = 1, [1] = 2, [2] = 3 ], arrfield2 = "test", _seqfield1_length = 4, seqfield1 = [ [0] = 116, [1] = 101, [2] = 115, [3] = 116 ], _seqfield2_length = 4, seqfield2 = "test", stringfield = "test", floatfield = 2222, doublefield = 2 } +[554297568030861] ust_tests_demo2:loop: { 1 }, { intfield = 4, intfield2 = 0x4, longfield = 4, netintfield = 4, netintfieldhex = 0x4, arrfield1 = [ [0] = 1, [1] = 2, [2] = 3 ], arrfield2 = "test", _seqfield1_length = 4, seqfield1 = [ [0] = 116, [1] = 101, [2] = 115, [3] = 116 ], _seqfield2_length = 4, seqfield2 = "test", stringfield = "test", floatfield = 2222, doublefield = 2 } +[554297568033138] ust_tests_demo:done: { 1 }, { value = 456 } +[554297568034533] ust_tests_demo3:done: { 1 }, { value = 42 }