| Name | Cardinality | Type |
Scope | Description |
| android_log_num_failed |
kSingle | kError | kTrace |
|
| android_log_num_skipped |
kSingle | kInfo | kTrace |
|
| android_log_num_total |
kSingle | kInfo | kTrace |
|
| counter_events_out_of_order |
kSingle | kError | kAnalysis |
|
| deobfuscate_location_parse_error |
kSingle | kError | kTrace |
|
| frame_timeline_event_parser_errors |
kSingle | kInfo | kAnalysis |
|
| ftrace_bundle_tokenizer_errors |
kSingle | kError | kAnalysis |
|
| ftrace_cpu_bytes_read_begin |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_bytes_read_end |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_commit_overrun_begin |
kIndexed | kError | kTrace |
|
| ftrace_cpu_commit_overrun_end |
kIndexed | kError | kTrace |
|
| ftrace_cpu_dropped_events_begin |
kIndexed | kError | kTrace |
|
| ftrace_cpu_dropped_events_end |
kIndexed | kError | kTrace |
|
| ftrace_cpu_entries_begin |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_entries_end |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_now_ts_begin |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_now_ts_end |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_oldest_event_ts_begin |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_oldest_event_ts_end |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_overrun_begin |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_overrun_end |
kIndexed | kDataLoss | kTrace |
The kernel ftrace buffer cannot keep up with the rate of events produced. Indexed by CPU. This is likely a misconfiguration. |
| ftrace_cpu_read_events_begin |
kIndexed | kInfo | kTrace |
|
| ftrace_cpu_read_events_end |
kIndexed | kInfo | kTrace |
|
| fuchsia_non_numeric_counters |
kSingle | kError | kAnalysis |
|
| fuchsia_timestamp_overflow |
kSingle | kError | kAnalysis |
|
| fuchsia_invalid_event |
kSingle | kError | kAnalysis |
|
| gpu_counters_invalid_spec |
kSingle | kError | kAnalysis |
|
| gpu_counters_missing_spec |
kSingle | kError | kAnalysis |
|
| gpu_render_stage_parser_errors |
kSingle | kError | kAnalysis |
|
| graphics_frame_event_parser_errors |
kSingle | kInfo | kAnalysis |
|
| guess_trace_type_duration_ns |
kSingle | kInfo | kAnalysis |
|
| interned_data_tokenizer_errors |
kSingle | kInfo | kAnalysis |
|
| invalid_clock_snapshots |
kSingle | kError | kAnalysis |
|
| invalid_cpu_times |
kSingle | kError | kAnalysis |
|
| meminfo_unknown_keys |
kSingle | kError | kAnalysis |
|
| mismatched_sched_switch_tids |
kSingle | kError | kAnalysis |
|
| mm_unknown_type |
kSingle | kError | kAnalysis |
|
| parse_trace_duration_ns |
kSingle | kInfo | kAnalysis |
|
| power_rail_unknown_index |
kSingle | kError | kTrace |
|
| proc_stat_unknown_counters |
kSingle | kError | kAnalysis |
|
| sched_switch_out_of_order |
kSingle | kError | kAnalysis |
|
| slice_out_of_order |
kSingle | kError | kAnalysis |
|
| flow_duplicate_id |
kSingle | kError | kTrace |
|
| flow_no_enclosing_slice |
kSingle | kError | kTrace |
|
| flow_step_without_start |
kSingle | kInfo | kTrace |
|
| flow_end_without_start |
kSingle | kInfo | kTrace |
|
| flow_invalid_id |
kSingle | kError | kTrace |
|
| flow_without_direction |
kSingle | kError | kTrace |
|
| stackprofile_invalid_string_id |
kSingle | kError | kTrace |
|
| stackprofile_invalid_mapping_id |
kSingle | kError | kTrace |
|
| stackprofile_invalid_frame_id |
kSingle | kError | kTrace |
|
| stackprofile_invalid_callstack_id |
kSingle | kError | kTrace |
|
| stackprofile_parser_error |
kSingle | kError | kTrace |
|
| systrace_parse_failure |
kSingle | kError | kAnalysis |
|
| task_state_invalid |
kSingle | kError | kAnalysis |
|
| traced_buf_buffer_size |
kIndexed | kInfo | kTrace |
|
| traced_buf_bytes_overwritten |
kIndexed | kInfo | kTrace |
|
| traced_buf_bytes_read |
kIndexed | kInfo | kTrace |
|
| traced_buf_bytes_written |
kIndexed | kInfo | kTrace |
|
| traced_buf_chunks_discarded |
kIndexed | kInfo | kTrace |
|
| traced_buf_chunks_overwritten |
kIndexed | kInfo | kTrace |
|
| traced_buf_chunks_read |
kIndexed | kInfo | kTrace |
|
| traced_buf_chunks_rewritten |
kIndexed | kInfo | kTrace |
|
| traced_buf_chunks_written |
kIndexed | kInfo | kTrace |
|
| traced_buf_chunks_committed_out_of_order |
\
kIndexed | kInfo | kTrace |
|
| traced_buf_padding_bytes_cleared |
kIndexed | kInfo | kTrace |
|
| traced_buf_padding_bytes_written |
kIndexed | kInfo | kTrace |
|
| traced_buf_patches_failed |
kIndexed | kDataLoss | kTrace |
|
| traced_buf_patches_succeeded |
kIndexed | kInfo | kTrace |
|
| traced_buf_readaheads_failed |
kIndexed | kInfo | kTrace |
|
| traced_buf_readaheads_succeeded |
kIndexed | kInfo | kTrace |
|
| traced_buf_trace_writer_packet_loss |
kIndexed | kDataLoss | kTrace |
|
| traced_buf_write_wrap_count |
kIndexed | kInfo | kTrace |
|
| traced_chunks_discarded |
kSingle | kInfo | kTrace |
|
| traced_data_sources_registered |
kSingle | kInfo | kTrace |
|
| traced_data_sources_seen |
kSingle | kInfo | kTrace |
|
| traced_patches_discarded |
kSingle | kInfo | kTrace |
|
| traced_producers_connected |
kSingle | kInfo | kTrace |
|
| traced_producers_seen |
kSingle | kInfo | kTrace |
|
| traced_total_buffers |
kSingle | kInfo | kTrace |
|
| traced_tracing_sessions |
kSingle | kInfo | kTrace |
|
| track_event_parser_errors |
kSingle | kInfo | kAnalysis |
|
| track_event_tokenizer_errors |
kSingle | kInfo | kAnalysis |
|
| tokenizer_skipped_packets |
kSingle | kInfo | kAnalysis |
|
| vmstat_unknown_keys |
kSingle | kError | kAnalysis |
|
| vulkan_allocations_invalid_string_id |
\
kSingle | kError | kTrace |
|
| clock_sync_failure |
kSingle | kError | kAnalysis |
|
| clock_sync_cache_miss |
kSingle | kInfo | kAnalysis |
|
| process_tracker_errors |
kSingle | kError | kAnalysis |
|
| json_tokenizer_failure |
kSingle | kError | kTrace |
|
| json_parser_failure |
kSingle | kError | kTrace |
|
| json_display_time_unit_too_late |
kSingle | kError | kTrace |
The displayTimeUnit key came too late in the JSON trace so was ignored. Trace processor only supports displayTimeUnit appearing at the start of JSON traces |
| heap_graph_invalid_string_id |
kIndexed | kError | kTrace |
|
| heap_graph_non_finalized_graph |
kSingle | kError | kTrace |
|
| heap_graph_malformed_packet |
kIndexed | kError | kTrace |
|
| heap_graph_missing_packet |
kIndexed | kError | kTrace |
|
| heapprofd_buffer_corrupted |
kIndexed | kError | kTrace |
Shared memory buffer corrupted. This is a bug or memory corruption in the target. Indexed by target upid. |
| heapprofd_hit_guardrail |
kIndexed | kError | kTrace |
HeapprofdConfig specified a CPU or Memory Guardrail that was hit. Indexed by target upid. |
| heapprofd_buffer_overran |
kIndexed | kDataLoss | kTrace |
The shared memory buffer between the target and heapprofd overran. The profile was truncated early. Indexed by target upid. |
| heapprofd_client_error |
kIndexed | kError | kTrace |
The heapprofd client ran into a problem and disconnected. See profile_packet.proto for error codes. |
| heapprofd_client_disconnected |
kIndexed | kInfo | kTrace |
|
| heapprofd_malformed_packet |
kIndexed | kError | kTrace |
|
| heapprofd_missing_packet |
kSingle | kError | kTrace |
|
| heapprofd_rejected_concurrent |
kIndexed | kError | kTrace |
|
| heapprofd_non_finalized_profile |
kSingle | kError | kTrace |
|
| heapprofd_sampling_interval_adjusted |
\
kIndexed | kInfo | kTrace |
By how many byes the interval for PID was increased by adaptive sampling. |
| heapprofd_unwind_time_us |
kIndexed | kInfo | kTrace |
Time spent unwinding callstacks. |
| heapprofd_unwind_samples |
kIndexed | kInfo | kTrace |
Number of samples unwound. |
| heapprofd_client_spinlock_blocked |
kIndexed | kInfo | kTrace |
Time (us) the heapprofd client was blocked on the spinlock. |
| heapprofd_last_profile_timestamp |
kIndexed | kInfo | kTrace |
The timestamp (in trace time) for the last dump for a process |
| metatrace_overruns |
kSingle | kError | kTrace |
|
| packages_list_has_parse_errors |
kSingle | kError | kTrace |
|
| packages_list_has_read_errors |
kSingle | kError | kTrace |
|
| compact_sched_has_parse_errors |
kSingle | kError | kTrace |
|
| misplaced_end_event |
kSingle | kDataLoss | kAnalysis |
|
| sched_waking_out_of_order |
kSingle | kError | kAnalysis |
|
| compact_sched_switch_skipped |
kSingle | kInfo | kAnalysis |
|
| compact_sched_waking_skipped |
kSingle | kInfo | kAnalysis |
|
| empty_chrome_metadata |
kSingle | kError | kTrace |
|
| perf_cpu_lost_records |
kIndexed | kDataLoss | kTrace |
|
| ninja_parse_errors |
kSingle | kError | kTrace |
|
| perf_samples_skipped |
kSingle | kInfo | kTrace |
|
| perf_samples_skipped_dataloss |
kSingle | kDataLoss | kTrace |
|
| memory_snapshot_parser_failure |
kSingle | kError | kAnalysis |
|
| thread_time_in_state_out_of_order |
kSingle | kError | kAnalysis |
|
| thread_time_in_state_unknown_cpu_freq |
\
kSingle | kError | kAnalysis |
|
| ftrace_packet_before_tracing_start |
kSingle | kInfo | kAnalysis |
An ftrace packet was seen before the tracing start timestamp from the tracing service. This happens if the ftrace buffers were not cleared properly. These packets are silently dropped by trace processor. |
