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