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Diffstat (limited to 'app/nginx/src/tldk/debug.h')
| -rw-r--r-- | app/nginx/src/tldk/debug.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/app/nginx/src/tldk/debug.h b/app/nginx/src/tldk/debug.h new file mode 100644 index 0000000..2f19dcb --- /dev/null +++ b/app/nginx/src/tldk/debug.h @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2017 Intel Corporation. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _TLDK_DEBUG_H_ +#define _TLDK_DEBUG_H_ + +#include <rte_cycles.h> + +#define FUNC_STAT(v, c) do { \ + static uint64_t nb_call, nb_data; \ + nb_call++; \ + nb_data += (v); \ + if ((nb_call & ((c) - 1)) == 0) { \ + printf("%s#%d@%u: nb_call=%lu, avg(" #v ")=%#Lf\n", \ + __func__, __LINE__, rte_lcore_id(), nb_call, \ + (long double)nb_data / nb_call); \ + nb_call = 0; \ + nb_data = 0; \ + } \ +} while (0) + +#define FUNC_TM_STAT(v, c) do { \ + static uint64_t nb_call, nb_data; \ + static uint64_t cts, pts, sts; \ + cts = rte_rdtsc(); \ + if (pts != 0) \ + sts += cts - pts; \ + pts = cts; \ + nb_call++; \ + nb_data += (v); \ + if ((nb_call & ((c) - 1)) == 0) { \ + printf("%s#%d@%u: nb_call=%lu, " \ + "avg(" #v ")=%#Lf, " \ + "avg(cycles)=%#Lf, " \ + "avg(cycles/" #v ")=%#Lf\n", \ + __func__, __LINE__, rte_lcore_id(), nb_call, \ + (long double)nb_data / nb_call, \ + (long double)sts / nb_call, \ + (long double)sts / nb_data); \ + nb_call = 0; \ + nb_data = 0; \ + sts = 0; \ + } \ +} while (0) + +#define COND_FUNC_STAT(e, v, c) do { \ + if (e) { \ + FUNC_STAT(v, c); \ + } \ +} while (0) + +#endif /* _TLDK_DEBUG_H_ */ |