X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=tests%2Fdemo%2FREADME;h=cee79548e663e382b2644e6fcacc3bab8ed41cfd;hb=e2ad3b4ff276e0ea0671d5f703c913cf54c10500;hp=03ee4ee1ea7e2c6dabf1c9b22e88fa5b2fbf717c;hpb=49365f4b706194cafe75d8b759554bf9de743c1d;p=lttng-ust.git diff --git a/tests/demo/README b/tests/demo/README index 03ee4ee1..cee79548 100644 --- a/tests/demo/README +++ b/tests/demo/README @@ -1,27 +1 @@ -This is a demo application used to test the LTTng userspace tracer. - -demo-trace shell script preloads the provider shared objects before -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" on Linux, -with "-lc" on BSD. - -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 } +"demo" and "demo-trace" are moved to lttng-tools.