}
} else {
/* Pretty print */
- MSG("\n%sEvents:", indent4);
+ MSG("\n%sEvent rules:", indent4);
if (count == 0) {
MSG("%sNone\n", indent6);
goto end;
return ret;
}
+static
+void print_timer(const char *timer_name, uint32_t space_count, int64_t value)
+{
+ uint32_t i;
+
+ _MSG("%s%s:", indent6, timer_name);
+ for (i = 0; i < space_count; i++) {
+ _MSG(" ");
+ }
+
+ if (value) {
+ MSG("%" PRId64 " µs", value);
+ } else {
+ MSG("inactive");
+ }
+}
+
/*
* Pretty print channel
*/
}
MSG("- %s:%s\n", channel->name, enabled_string(channel->enabled));
-
MSG("%sAttributes:", indent4);
- MSG("%soverwrite mode: %d", indent6, channel->attr.overwrite);
- MSG("%ssubbuffers size: %" PRIu64 " bytes", indent6, channel->attr.subbuf_size);
- MSG("%snumber of subbuffers: %" PRIu64, indent6, channel->attr.num_subbuf);
- MSG("%sswitch timer interval: %u µs", indent6, channel->attr.switch_timer_interval);
- MSG("%sread timer interval: %u µs", indent6, channel->attr.read_timer_interval);
- MSG("%smonitor timer interval: %" PRIu64 " µs", indent6, monitor_timer_interval);
- MSG("%sblocking timeout: %" PRId64 " µs", indent6, blocking_timeout);
- MSG("%strace file count: %" PRIu64, indent6, channel->attr.tracefile_count);
- MSG("%strace file size: %" PRIu64 " bytes", indent6, channel->attr.tracefile_size);
+ MSG("%sEvent-loss mode: %s", indent6, channel->attr.overwrite ? "overwrite" : "discard");
+ MSG("%sSub-buffer size: %" PRIu64 " bytes", indent6, channel->attr.subbuf_size);
+ MSG("%sSub-buffer count: %" PRIu64, indent6, channel->attr.num_subbuf);
+
+ print_timer("Switch timer", 5, channel->attr.switch_timer_interval);
+ print_timer("Read timer", 7, channel->attr.read_timer_interval);
+ print_timer("Monitor timer", 4, monitor_timer_interval);
+
+ if (!channel->attr.overwrite) {
+ if (blocking_timeout == -1) {
+ MSG("%sBlocking timeout: infinite", indent6);
+ } else {
+ MSG("%sBlocking timeout: %" PRId64 " µs", indent6, blocking_timeout);
+ }
+ }
+
+ MSG("%sTrace file count: %" PRIu64 " per stream", indent6,
+ channel->attr.tracefile_count == 0 ?
+ 1 : channel->attr.tracefile_count);
+ if (channel->attr.tracefile_size != 0 ) {
+ MSG("%sTrace file size: %" PRIu64 " bytes", indent6,
+ channel->attr.tracefile_size);
+ } else {
+ MSG("%sTrace file size: %s", indent6, "unlimited");
+ }
switch (channel->attr.output) {
case LTTNG_EVENT_SPLICE:
- MSG("%soutput: splice()", indent6);
+ MSG("%sOutput mode: splice", indent6);
break;
case LTTNG_EVENT_MMAP:
- MSG("%soutput: mmap()", indent6);
+ MSG("%sOutput mode: mmap", indent6);
break;
}
- if (!listed_session.snapshot_mode) {
+ MSG("\n%sStatistics:", indent4);
+ if (listed_session.snapshot_mode) {
/*
* The lost packet count is omitted for sessions in snapshot
* mode as it is misleading: it would indicate the number of
* packets lost between the first and last extracted
* packets of a given snapshot (which prevents most analyses).
*/
+ MSG("%sNone", indent6);
goto skip_stats_printing;
}
if (!channel->attr.overwrite) {
- MSG("%sdiscarded events: %" PRIu64, indent6, discarded_events);
+ MSG("%sDiscarded events: %" PRIu64, indent6, discarded_events);
} else {
- MSG("%slost packets: %" PRIu64, indent6, lost_packets);
+ MSG("%sLost packets: %" PRIu64, indent6, lost_packets);
}
skip_stats_printing:
return;
return ret;
}
+static enum cmd_error_code print_periodic_rotation_schedule(
+ const struct lttng_rotation_schedule *schedule)
+{
+ enum cmd_error_code ret;
+ enum lttng_rotation_status status;
+ uint64_t value;
+
+ status = lttng_rotation_schedule_periodic_get_period(schedule,
+ &value);
+ if (status != LTTNG_ROTATION_STATUS_OK) {
+ ERR("Failed to retrieve period parameter from periodic rotation schedule.");
+ ret = CMD_ERROR;
+ goto end;
+ }
+
+ MSG(" timer period: %" PRIu64" µs", value);
+ ret = CMD_SUCCESS;
+end:
+ return ret;
+}
+
+static enum cmd_error_code print_size_threshold_rotation_schedule(
+ const struct lttng_rotation_schedule *schedule)
+{
+ enum cmd_error_code ret;
+ enum lttng_rotation_status status;
+ uint64_t value;
+
+ status = lttng_rotation_schedule_size_threshold_get_threshold(schedule,
+ &value);
+ if (status != LTTNG_ROTATION_STATUS_OK) {
+ ERR("Failed to retrieve size parameter from size-based rotation schedule.");
+ ret = CMD_ERROR;
+ goto end;
+ }
+
+ MSG(" size threshold: %" PRIu64" bytes", value);
+ ret = CMD_SUCCESS;
+end:
+ return ret;
+}
+
+static enum cmd_error_code print_rotation_schedule(
+ const struct lttng_rotation_schedule *schedule)
+{
+ enum cmd_error_code ret;
+
+ switch (lttng_rotation_schedule_get_type(schedule)) {
+ case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD:
+ ret = print_size_threshold_rotation_schedule(schedule);
+ break;
+ case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC:
+ ret = print_periodic_rotation_schedule(schedule);
+ break;
+ default:
+ ret = CMD_ERROR;
+ }
+ return ret;
+}
+
+/*
+ * List the automatic rotation settings.
+ */
+static enum cmd_error_code list_rotate_settings(const char *session_name)
+{
+ int ret;
+ enum cmd_error_code cmd_ret = CMD_SUCCESS;
+ unsigned int count, i;
+ struct lttng_rotation_schedules *schedules = NULL;
+ enum lttng_rotation_status status;
+
+ ret = lttng_session_list_rotation_schedules(session_name, &schedules);
+ if (ret != LTTNG_OK) {
+ ERR("Failed to list session rotation schedules: %s", lttng_strerror(ret));
+ cmd_ret = CMD_ERROR;
+ goto end;
+ }
+
+ status = lttng_rotation_schedules_get_count(schedules, &count);
+ if (status != LTTNG_ROTATION_STATUS_OK) {
+ ERR("Failed to retrieve the number of session rotation schedules.");
+ cmd_ret = CMD_ERROR;
+ goto end;
+ }
+
+ if (count == 0) {
+ cmd_ret = CMD_SUCCESS;
+ goto end;
+ }
+
+ MSG("Automatic rotation schedules:");
+ if (lttng_opt_mi) {
+ ret = mi_lttng_writer_open_element(writer,
+ mi_lttng_element_rotation_schedules);
+ if (ret) {
+ cmd_ret = CMD_ERROR;
+ goto end;
+ }
+ }
+
+ for (i = 0; i < count; i++) {
+ enum cmd_error_code tmp_ret = CMD_SUCCESS;
+ const struct lttng_rotation_schedule *schedule;
+
+ schedule = lttng_rotation_schedules_get_at_index(schedules, i);
+ if (!schedule) {
+ ERR("Failed to retrieve session rotation schedule.");
+ cmd_ret = CMD_ERROR;
+ goto end;
+ }
+
+ if (lttng_opt_mi) {
+ ret = mi_lttng_rotation_schedule(writer, schedule);
+ if (ret) {
+ tmp_ret = CMD_ERROR;
+ }
+ } else {
+ tmp_ret = print_rotation_schedule(schedule);
+ }
+
+ /*
+ * Report an error if the serialization of any of the
+ * descriptors failed.
+ */
+ cmd_ret = cmd_ret ? cmd_ret : tmp_ret;
+ }
+
+ _MSG("\n");
+ if (lttng_opt_mi) {
+ /* Close the rotation_schedules element. */
+ ret = mi_lttng_writer_close_element(writer);
+ if (ret) {
+ cmd_ret = CMD_ERROR;
+ goto end;
+ }
+ }
+end:
+ lttng_rotation_schedules_destroy(schedules);
+ return cmd_ret;
+}
+
/*
* Machine interface
* Find the session with session_name as name
int cmd_list(int argc, const char **argv)
{
int opt, ret = CMD_SUCCESS;
- const char *session_name;
+ const char *session_name, *leftover = NULL;
static poptContext pc;
struct lttng_domain domain;
struct lttng_domain *domains = NULL;
session_name = poptGetArg(pc);
DBG2("Session name: %s", session_name);
+ leftover = poptGetArg(pc);
+ if (leftover) {
+ ERR("Unknown argument: %s", leftover);
+ ret = CMD_ERROR;
+ goto end;
+ }
+
if (opt_kernel) {
domain.type = LTTNG_DOMAIN_KERNEL;
} else if (opt_userspace) {
goto end;
}
+ ret = list_rotate_settings(session_name);
+ if (ret) {
+ goto end;
+ }
+
/* Domain listing */
if (opt_domain) {
ret = list_domains(session_name);