1//===-- xray_fdr_flags.inc --------------------------------------*- C++ -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// XRay FDR Mode runtime flags. 10// 11//===----------------------------------------------------------------------===// 12#ifndef XRAY_FLAG 13#error "Define XRAY_FLAG prior to including this file!" 14#endif 15 16// FDR (Flight Data Recorder) Mode logging options. 17XRAY_FLAG(int, func_duration_threshold_us, 5, 18 "FDR logging will try to skip functions that execute for fewer " 19 "microseconds than this threshold.") 20XRAY_FLAG(int, grace_period_ms, 100, 21 "FDR logging will wait this much time in milliseconds before " 22 "actually flushing the log; this gives a chance for threads to " 23 "notice that the log has been finalized and clean up.") 24XRAY_FLAG(int, buffer_size, 16384, 25 "Size of buffers in the circular buffer queue.") 26XRAY_FLAG(int, buffer_max, 100, "Maximum number of buffers in the queue.") 27XRAY_FLAG(bool, no_file_flush, false, 28 "Set to true to not write log files by default.") 29