{
struct lttng_handle *handle = NULL;
struct lttng_domain dom;
- struct lttng_channel channel;
+ struct lttng_channel channel, channel2;
struct lttng_event ev1, ev2, ev3;
+ struct lttng_event_context context;
char *session_name = "ust_global_event_basic";
+ char *session_name2 = "ust_global_event_basic2";
int ret = 0;
memset(&dom, 0, sizeof(dom));
memset(&channel, 0, sizeof(channel));
+ memset(&channel2, 0, sizeof(channel2));
memset(&ev1, 0, sizeof(ev1));
memset(&ev2, 0, sizeof(ev2));
memset(&ev3, 0, sizeof(ev3));
+ memset(&context, 0, sizeof(context));
dom.type = LTTNG_DOMAIN_UST;
+
+ /* Setup channel 1 */
strcpy(channel.name, "mychan");
channel.attr.overwrite = 0;
channel.attr.subbuf_size = 4096;
channel.attr.read_timer_interval = 200;
channel.attr.output = LTTNG_EVENT_MMAP;
+ /* Setup channel 2 */
+ strcpy(channel2.name, "mychan2");
+ channel2.attr.overwrite = 0;
+ channel2.attr.subbuf_size = 8192;
+ channel2.attr.num_subbuf = 8;
+ channel2.attr.switch_timer_interval = 0;
+ channel2.attr.read_timer_interval = 500;
+ channel2.attr.output = LTTNG_EVENT_MMAP;
+
strcpy(ev1.name, "tp1");
ev1.type = LTTNG_EVENT_TRACEPOINT;
ev1.loglevel_type = LTTNG_EVENT_LOGLEVEL_ALL;
}
PRINT_OK();
+ printf("Creating tracing session 2 (%s): ", argv[1]);
+ if ((ret = lttng_create_session(session_name2, argv[1])) < 0) {
+ printf("error creating the session : %s\n", lttng_strerror(ret));
+ goto create_fail;
+ }
+ PRINT_OK();
+
printf("Creating session handle: ");
if ((handle = lttng_create_handle(session_name, &dom)) == NULL) {
printf("error creating handle: %s\n", lttng_strerror(ret));
}
PRINT_OK();
- printf("Enabling %s UST event: ", ev1.name);
+ printf("Enabling %s UST channel2: ", channel2.name);
+ if ((ret = lttng_enable_channel(handle, &channel2)) < 0) {
+ printf("error enable channel: %s\n", lttng_strerror(ret));
+ goto enable_fail;
+ }
+ PRINT_OK();
+
+ printf("Enabling %s UST event in channel %s: ", ev1.name, channel.name);
if ((ret = lttng_enable_event(handle, &ev1, channel.name)) < 0) {
printf("error enabling event: %s\n", lttng_strerror(ret));
goto enable_fail;
}
PRINT_OK();
- printf("Enabling %s UST event: ", ev2.name);
+ printf("Enabling %s UST event in channel %s: ", ev2.name, channel.name);
if ((ret = lttng_enable_event(handle, &ev2, channel.name)) < 0) {
printf("error enabling event: %s\n", lttng_strerror(ret));
goto enable_fail;
}
PRINT_OK();
- printf("Enabling %s UST event: ", ev3.name);
- if ((ret = lttng_enable_event(handle, &ev3, channel.name)) < 0) {
+ printf("Enabling %s UST event in channel %s: ", ev3.name, channel2.name);
+ if ((ret = lttng_enable_event(handle, &ev3, channel2.name)) < 0) {
printf("error enabling event: %s\n", lttng_strerror(ret));
goto enable_fail;
}
PRINT_OK();
+ context.ctx = LTTNG_EVENT_CONTEXT_VPID;
+
+ printf("Adding context VPID to UST event %s in channel %s: ", ev1.name,
+ channel.name);
+ if ((ret = lttng_add_context(handle, &context, ev1.name,
+ channel.name)) < 0) {
+ printf("error adding context VPID: %s\n", lttng_strerror(ret));
+ goto context_fail;
+ }
+ PRINT_OK();
+
+ context.ctx = LTTNG_EVENT_CONTEXT_VTID;
+
+ printf("Adding context VTID to UST event %s in channel %s: ", ev1.name,
+ channel.name);
+ if ((ret = lttng_add_context(handle, &context, ev1.name,
+ channel.name)) < 0) {
+ printf("error adding context VTID: %s\n", lttng_strerror(ret));
+ goto context_fail;
+ }
+ PRINT_OK();
+
+ context.ctx = LTTNG_EVENT_CONTEXT_PTHREAD_ID;
+
+ printf("Adding context PTHREAD_ID to UST event %s in channel %s: ",
+ ev1.name, channel.name);
+ if ((ret = lttng_add_context(handle, &context, ev1.name,
+ channel.name)) < 0) {
+ printf("error adding context PTHREAD_ID: %s\n", lttng_strerror(ret));
+ goto context_fail;
+ }
+ PRINT_OK();
+
+ context.ctx = LTTNG_EVENT_CONTEXT_PROCNAME;
+
+ printf("Adding context PROCNAME to UST event %s in channel %s: ",
+ ev1.name, channel.name);
+ if ((ret = lttng_add_context(handle, &context, ev1.name,
+ channel.name)) < 0) {
+ printf("error adding context PROCNAME: %s\n", lttng_strerror(ret));
+ goto context_fail;
+ }
+ PRINT_OK();
+
+ context.ctx = LTTNG_EVENT_CONTEXT_PROCNAME;
+
+ printf("Adding context PROCNAME to UST event %s in channel %s: ",
+ ev3.name, channel2.name);
+ if ((ret = lttng_add_context(handle, &context, ev3.name,
+ channel2.name)) < 0) {
+ printf("error adding context PROCNAME: %s\n", lttng_strerror(ret));
+ goto context_fail;
+ }
+ PRINT_OK();
+
printf("Disabling %s UST event: ", ev1.name);
if ((ret = lttng_disable_event(handle, ev1.name, channel.name)) < 0) {
printf("error enabling event: %s\n", lttng_strerror(ret));
PRINT_OK();
printf("Disabling %s UST event: ", ev3.name);
- if ((ret = lttng_disable_event(handle, ev3.name, channel.name)) < 0) {
+ if ((ret = lttng_disable_event(handle, ev3.name, channel2.name)) < 0) {
printf("error enabling event: %s\n", lttng_strerror(ret));
goto enable_fail;
}
}
PRINT_OK();
+ printf("Disabling channel %s: ", channel2.name);
+ if ((ret = lttng_disable_channel(handle, channel2.name)) < 0) {
+ printf("error disabling channel: %s\n", lttng_strerror(ret));
+ goto enable_fail;
+ }
+ PRINT_OK();
+
printf("Start tracing: ");
if ((ret = lttng_start_tracing(session_name)) < 0) {
printf("error starting tracing: %s\n", lttng_strerror(ret));
}
PRINT_OK();
+ printf("Destroy tracing session 2: ");
+ if ((ret = lttng_destroy_session(session_name2)) < 0) {
+ printf("error destroying session 2: %s\n", lttng_strerror(ret));
+ }
+ PRINT_OK();
+
printf("Destroy tracing session: ");
if ((ret = lttng_destroy_session(session_name)) < 0) {
printf("error destroying session: %s\n", lttng_strerror(ret));
return 0;
-create_fail:
- assert(ret != 0);
handle_fail:
assert(handle != NULL);
+create_fail:
+ assert(ret != 0);
stop_fail:
start_fail:
+context_fail:
enable_fail:
+ lttng_destroy_session(session_name2);
lttng_destroy_session(session_name);
lttng_destroy_handle(handle);
projects / lttng-tools.git / blobdiff