uftrace_kernel_filter_Error_log

uftrace_kernel_filter_Error.log

kernel: writing '1' to tracing/tracing_on
kernel: writing 'nop' to tracing/current_tracer
kernel: writing 'local' to tracing/trace_clock
kernel: writing ' ' to tracing/set_ftrace_pid
kernel: writing ' ' to tracing/set_graph_function
kernel: writing ' ' to tracing/set_event_pid
kernel: writing ' ' to tracing/set_graph_notrace
kernel: writing '0' to tracing/options/event-fork
kernel: writing '0' to tracing/options/function-fork
kernel: writing ' ' to tracing/set_ftrace_filter
kernel: writing ' ' to tracing/set_ftrace_notrace
kernel: writing '0' to tracing/max_graph_depth
kernel: writing ' ' to tracing/set_event
kernel: writing '1408' to tracing/buffer_size_kb
kernel: setting up kernel tracing
kernel: writing '0' to tracing/tracing_on
kernel: writing '0' to tracing/trace
kernel: writing 'mono' to tracing/trace_clock
kernel: appending '6005' to tracing/set_ftrace_pid
kernel: appending '6005' to tracing/set_event_pid
kernel: appending 'SyS_clock_gettime' to tracing/set_graph_notrace
kernel: appending 'sys_clock_gettime' to tracing/set_graph_notrace
kernel: writing filter file failed, but ignoring...
kernel: appending 'smp_irq_work_interrupt' to tracing/set_graph_notrace
kernel: appending 'syscall_trace_enter_phase1' to tracing/set_graph_notrace
kernel: writing filter file failed, but ignoring...
kernel: appending 'syscall_slow_exit_work' to tracing/set_graph_notrace
kernel: appending 'do_syscall_64' to tracing/set_ftrace_notrace
kernel: writing '3' to tracing/max_graph_depth
kernel: writing '1' to tracing/options/function-fork
kernel: writing '1' to tracing/options/event-fork
kernel: writing '2048' to tracing/buffer_size_kb
kernel: writing 'function_graph' to tracing/current_tracer
kernel: writing '1' to tracing/tracing_on
kernel: kernel tracing started..
kernel: writing '0' to tracing/tracing_on
kernel: kernel tracing stopped.
kernel: kernel ftrace record wrote 0 bytes
kernel: writing '1' to tracing/tracing_on
kernel: writing 'nop' to tracing/current_tracer
kernel: writing 'local' to tracing/trace_clock
kernel: writing ' ' to tracing/set_ftrace_pid
kernel: writing ' ' to tracing/set_graph_function
kernel: writing ' ' to tracing/set_event_pid
kernel: writing ' ' to tracing/set_graph_notrace
kernel: writing '0' to tracing/options/event-fork
kernel: writing '0' to tracing/options/function-fork
kernel: writing ' ' to tracing/set_ftrace_filter
kernel: writing ' ' to tracing/set_ftrace_notrace
kernel: writing '0' to tracing/max_graph_depth
kernel: writing ' ' to tracing/set_event
kernel: writing '1408' to tracing/buffer_size_kb
kernel: found kernel ftrace data for 4 cpus