Libtracefs-Doc

• libtracefs(3) Linux kernel trace file system library
• sqlhist(1) Tool that uses SQL language to create / show creation of tracefs histograms and synthetic events.
• tracefs_binary_close(3) Open, close and write binary data in the trace buffer.
• tracefs_binary_init(3) Open, close and write binary data in the trace buffer.
• tracefs_binary_write(3) Open, close and write binary data in the trace buffer.
• tracefs_cpu_alloc_fd(3) Opening trace_pipe_raw data for reading
• tracefs_cpu_buffered_read(3) Reading trace_pipe_raw data
• tracefs_cpu_close(3) Opening trace_pipe_raw data for reading
• tracefs_cpu_flush_write(3) Reading trace_pipe_raw data
• tracefs_cpu_flush(3) Reading trace_pipe_raw data
• tracefs_cpu_free_fd(3) Opening trace_pipe_raw data for reading
• tracefs_cpu_open(3) Opening trace_pipe_raw data for reading
• tracefs_cpu_pipe(3) Reading trace_pipe_raw data
• tracefs_cpu_read_size(3) Reading trace_pipe_raw data
• tracefs_cpu_read(3) Reading trace_pipe_raw data
• tracefs_cpu_stop(3) Reading trace_pipe_raw data
• tracefs_cpu_write(3) Reading trace_pipe_raw data
• tracefs_debug_dir(3) Find and set locations of trace directory and files.
• tracefs_dir_exists(3) Work with files directories in tracing instances.
• tracefs_dynevent_create(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_destroy_all(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_destroy(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_free(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_get_all(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_get_event(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_get(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_info(3) Create, destroy, free and get dynamic events.
• tracefs_dynevent_list_free(3) Create, destroy, free and get dynamic events.
• tracefs_eprobe_alloc(3) Allocate new event probe (eprobe)
• tracefs_error_all(3) functions to read and clear the tracefs error log.
• tracefs_error_clear(3) functions to read and clear the tracefs error log.
• tracefs_error_last(3) functions to read and clear the tracefs error log.
• tracefs_event_disable(3) Work with trace systems and events.
• tracefs_event_enable(3) Work with trace systems and events.
• tracefs_event_file_append(3) Work with trace event files.
• tracefs_event_file_clear(3) Work with trace event files.
• tracefs_event_file_exists(3) Work with trace event files.
• tracefs_event_file_read(3) Work with trace event files.
• tracefs_event_file_write(3) Work with trace event files.
• tracefs_event_filter_apply(3) Add, verify and apply event filters
• tracefs_event_filter_clear(3) Add, verify and apply event filters
• tracefs_event_get_file(3) Work with trace event files.
• tracefs_event_is_enabled(3) Work with trace systems and events.
• tracefs_event_systems(3) Work with trace systems and events.
• tracefs_file_exists(3) Work with files directories in tracing instances.
• tracefs_fill_local_events(3) Initialize a tep handler with trace events from the local system.
• tracefs_filter_functions(3) Functions to modify the the function trace filters
• tracefs_filter_string_append(3) Add, verify and apply event filters
• tracefs_filter_string_verify(3) Add, verify and apply event filters
• tracefs_follow_event(3) Iterate over events in the ring buffer
• tracefs_follow_missed_events(3) Iterate over events in the ring buffer
• tracefs_function_filter(3) Functions to modify the the function trace filters
• tracefs_function_notrace(3) Functions to modify the the function trace filters
• tracefs_get_clock(3) Helper functions for working with trace file system.
• tracefs_get_tracing_file(3) Find and set locations of trace directory and files.
• tracefs_hist_add_key_cnt(3) Create and destroy event histograms
• tracefs_hist_add_key(3) Create and destroy event histograms
• tracefs_hist_add_name(3) Update and describe an event histogram
• tracefs_hist_add_sort_key(3) Update and describe an event histogram
• tracefs_hist_add_value(3) Create and destroy event histograms
• tracefs_hist_alloc_2d(3) Create and destroy event histograms
• tracefs_hist_alloc_nd_cnt(3) Create and destroy event histograms
• tracefs_hist_alloc_nd(3) Create and destroy event histograms
• tracefs_hist_alloc(3) Create and destroy event histograms
• tracefs_hist_append_filter(3) Update and describe an event histogram
• tracefs_hist_command(3) Update and describe an event histogram
• tracefs_hist_continue(3) Pause, continue, or clear an existing histogram
• tracefs_hist_destroy(3) Pause, continue, or clear an existing histogram
• tracefs_hist_echo_cmd(3) Update and describe an event histogram
• tracefs_hist_free(3) Create and destroy event histograms
• tracefs_hist_get_event(3) Update and describe an event histogram
• tracefs_hist_get_name(3) Update and describe an event histogram
• tracefs_hist_get_system(3) Update and describe an event histogram
• tracefs_hist_pause(3) Pause, continue, or clear an existing histogram
• tracefs_hist_reset(3) Pause, continue, or clear an existing histogram
• tracefs_hist_set_sort_key(3) Update and describe an event histogram
• tracefs_hist_sort_key_direction(3) Update and describe an event histogram
• tracefs_hist_start(3) Pause, continue, or clear an existing histogram
• tracefs_instance_alloc(3) Manage trace instances.
• tracefs_instance_create(3) Manage trace instances.
• tracefs_instance_destroy(3) Manage trace instances.
• tracefs_instance_exists(3) Helper functions for working with tracing instances.
• tracefs_instance_file_append(3) Work with files in tracing instances.
• tracefs_instance_file_clear(3) Work with files in tracing instances.
• tracefs_instance_file_open(3) Work with files in tracing instances.
• tracefs_instance_file_read_number(3) Work with files in tracing instances.
• tracefs_instance_file_read(3) Work with files in tracing instances.
• tracefs_instance_file_write(3) Work with files in tracing instances.
• tracefs_instance_free(3) Manage trace instances.
• tracefs_instance_get_affinity_raw(3) Sets or retrieves the affinity for an instance or top level for what CPUs enable tracing.
• tracefs_instance_get_affinity_set(3) Sets or retrieves the affinity for an instance or top level for what CPUs enable tracing.
• tracefs_instance_get_affinity(3) Sets or retrieves the affinity for an instance or top level for what CPUs enable tracing.
• tracefs_instance_get_buffer_size(3) Helper functions for working with tracing instances.
• tracefs_instance_get_dir(3) Work with files directories in tracing instances.
• tracefs_instance_get_file(3) Work with files directories in tracing instances.
• tracefs_instance_get_name(3) Helper functions for working with tracing instances.
• tracefs_instance_get_trace_dir(3) Helper functions for working with tracing instances.
• tracefs_instance_is_new(3) Manage trace instances.
• tracefs_instance_set_affinity_raw(3) Sets or retrieves the affinity for an instance or top level for what CPUs enable tracing.
• tracefs_instance_set_affinity_set(3) Sets or retrieves the affinity for an instance or top level for what CPUs enable tracing.
• tracefs_instance_set_affinity(3) Sets or retrieves the affinity for an instance or top level for what CPUs enable tracing.
• tracefs_instance_set_buffer_size(3) Helper functions for working with tracing instances.
• tracefs_instances_walk(3) Helper functions for working with tracing instances.
• tracefs_instances(3) Manage trace instances.
• tracefs_iterate_raw_events(3) Iterate over events in the ring buffer
• tracefs_iterate_stop(3) Iterate over events in the ring buffer
• tracefs_kprobe_alloc(3) Allocate, get, and create kprobes
• tracefs_kprobe_raw(3) Allocate, get, and create kprobes
• tracefs_kretprobe_alloc(3) Allocate, get, and create kprobes
• tracefs_kretprobe_raw(3) Allocate, get, and create kprobes
• tracefs_list_add(3) Helper functions for working with trace file system.
• tracefs_list_free(3) Helper functions for working with trace file system.
• tracefs_list_size(3) Helper functions for working with trace file system.
• tracefs_load_cmdlines(3) Initialize a tep handler with trace events from the local system.
• tracefs_local_events_system(3) Initialize a tep handler with trace events from the local system.
• tracefs_local_events(3) Initialize a tep handler with trace events from the local system.
• tracefs_option_disable(3) Various trace option functions.
• tracefs_option_enable(3) Various trace option functions.
• tracefs_option_id(3) Get and check ftrace options.
• tracefs_option_is_enabled(3) Get and check ftrace options.
• tracefs_option_is_supported(3) Get and check ftrace options.
• tracefs_option_mask_is_set(3) Get and check ftrace options.
• tracefs_option_name(3) Various trace option functions.
• tracefs_options_get_enabled(3) Get and check ftrace options.
• tracefs_options_get_supported(3) Get and check ftrace options.
• tracefs_options(3) ftrace options, that can be controlled using tracefs library.
• tracefs_print_close(3) Open, close and write formated strings in the trace buffer.
• tracefs_print_init(3) Open, close and write formated strings in the trace buffer.
• tracefs_printf(3) Open, close and write formated strings in the trace buffer.
• tracefs_put_tracing_file(3) Find and set locations of trace directory and files.
• tracefs_set_loglevel(3) Set log level of the library
• tracefs_set_tracing_dir(3) Find and set locations of trace directory and files.
• tracefs_sql(3) Create a synthetic event via an SQL statement
• tracefs_synth_add_compare_field(3) Creation of a synthetic event descriptor
• tracefs_synth_add_end_field(3) Creation of a synthetic event descriptor
• tracefs_synth_add_match_field(3) Creation of a synthetic event descriptor
• tracefs_synth_add_start_field(3) Creation of a synthetic event descriptor
• tracefs_synth_alloc(3) Creation of a synthetic event descriptor
• tracefs_synth_append_end_filter(3) Creation of a synthetic event descriptor
• tracefs_synth_append_start_filter(3) Creation of a synthetic event descriptor
• tracefs_synth_complete(3) Creation of synthetic events
• tracefs_synth_create(3) Creation of synthetic events
• tracefs_synth_destroy(3) Creation of synthetic events
• tracefs_synth_echo_cmd(3) Retrieve data of synthetic events.
• tracefs_synth_free(3) Creation of a synthetic event descriptor
• tracefs_synth_get_event(3) Retrieve data of synthetic events.
• tracefs_synth_get_name(3) Retrieve data of synthetic events.
• tracefs_synth_get_start_hist(3) Retrieve data of synthetic events.
• tracefs_synth_raw_fmt(3) Retrieve data of synthetic events.
• tracefs_synth_save(3) Creation of synthetic events
• tracefs_synth_show_end_hist(3) Retrieve data of synthetic events.
• tracefs_synth_show_event(3) Retrieve data of synthetic events.
• tracefs_synth_show_start_hist(3) Retrieve data of synthetic events.
• tracefs_synth_snapshot(3) Creation of synthetic events
• tracefs_synth_trace(3) Creation of synthetic events
• tracefs_system_events(3) Work with trace systems and events.
• tracefs_trace_is_on(3) Functions to enable or disable tracing.
• tracefs_trace_off_fd(3) Functions to enable or disable tracing.
• tracefs_trace_off(3) Functions to enable or disable tracing.
• tracefs_trace_on_fd(3) Functions to enable or disable tracing.
• tracefs_trace_on_get_fd(3) Functions to enable or disable tracing.
• tracefs_trace_on(3) Functions to enable or disable tracing.
• tracefs_trace_pipe_print(3) redirect the stream of trace data to an output or stdout.
• tracefs_trace_pipe_stop(3) redirect the stream of trace data to an output or stdout.
• tracefs_trace_pipe_stream(3) redirect the stream of trace data to an output or stdout.
• tracefs_tracer_available(3) Helper functions for working with trace file system.
• tracefs_tracer_clear(3) Enable or disable a tracer in an instance or the top level
• tracefs_tracer_set(3) Enable or disable a tracer in an instance or the top level
• tracefs_tracers(3) Helper functions for working with trace file system.
• tracefs_tracing_dir_is_mounted(3) Find and set locations of trace directory and files.
• tracefs_tracing_dir(3) Find and set locations of trace directory and files.
• tracefs_uprobe_alloc(3) Allocate new user (return) probe
• tracefs_uretprobe_alloc(3) Allocate new user (return) probe
• tracefs_vprintf(3) Open, close and write formated strings in the trace buffer.