| [1] | 1 | /* |
|---|
| 2 | * memc_perfmon.h - TSAR MEMC Performance Monitor API |
|---|
| 3 | * |
|---|
| 4 | * Copyright (c) 2013 UPMC Sorbonne Universites |
|---|
| 5 | * |
|---|
| 6 | * This file is part of ALMOS. |
|---|
| 7 | * |
|---|
| 8 | * ALMOS is free software; you can redistribute it and/or modify it |
|---|
| 9 | * under the terms of the GNU General Public License as published by |
|---|
| 10 | * the Free Software Foundation; version 2.0 of the License. |
|---|
| 11 | * |
|---|
| 12 | * ALMOS is distributed in the hope that it will be useful, but |
|---|
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|---|
| 15 | * General Public License for more details. |
|---|
| 16 | * |
|---|
| 17 | * You should have received a copy of the GNU General Public License |
|---|
| 18 | * along with ALMOS; if not, write to the Free Software Foundation, |
|---|
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
|---|
| 20 | */ |
|---|
| 21 | |
|---|
| 22 | #ifndef _MEMC_PERFMON_H_ |
|---|
| 23 | #define _MEMC_PERFMON_H_ |
|---|
| 24 | |
|---|
| 25 | struct memc_context_s; |
|---|
| 26 | |
|---|
| 27 | /** |
|---|
| 28 | * TSAR MEMC Performance Monitor, an opac |
|---|
| 29 | * perfmon context declaration. |
|---|
| 30 | **/ |
|---|
| 31 | struct memc_perfmon_s |
|---|
| 32 | { |
|---|
| 33 | struct memc_context_s *tbl; |
|---|
| 34 | int count; |
|---|
| 35 | }; |
|---|
| 36 | |
|---|
| 37 | /** |
|---|
| 38 | * Initialize a perfmon context. |
|---|
| 39 | * (All online MEMC are handled) |
|---|
| 40 | * |
|---|
| 41 | * @perfmon perfmon context to be initialized |
|---|
| 42 | * @return Non-zero value in case of error |
|---|
| 43 | */ |
|---|
| 44 | int memc_perfmon_init(struct memc_perfmon_s *perfmon); |
|---|
| 45 | |
|---|
| 46 | /** |
|---|
| 47 | * Start activity accounting. |
|---|
| 48 | * |
|---|
| 49 | * @perfmon perfmon context holding counters |
|---|
| 50 | * @retrun Non-zero value in case of error |
|---|
| 51 | */ |
|---|
| 52 | int memc_perfmon_start(struct memc_perfmon_s *perfmon); |
|---|
| 53 | |
|---|
| 54 | /** |
|---|
| 55 | * Stop activity accounting. |
|---|
| 56 | * |
|---|
| 57 | * @perfmon perfmon context holding counters |
|---|
| 58 | * @retrun Non-zero value in case of error |
|---|
| 59 | */ |
|---|
| 60 | int memc_perfmon_stop(struct memc_perfmon_s *perfmon); |
|---|
| 61 | |
|---|
| 62 | /** |
|---|
| 63 | * Print on stdout the value of perfmon counters. |
|---|
| 64 | * (All online MEMC are handled) |
|---|
| 65 | * |
|---|
| 66 | * @perfmon perfmon context holding counters |
|---|
| 67 | */ |
|---|
| 68 | void memc_perfmon_print(struct memc_perfmon_s *perfmon); |
|---|
| 69 | |
|---|
| 70 | /** |
|---|
| 71 | * Print on stdout the value of internal perfmon counters. |
|---|
| 72 | * (All online MEMC are handled, START and STOP) |
|---|
| 73 | * |
|---|
| 74 | * @perfmon perfmon context holding counters |
|---|
| 75 | */ |
|---|
| 76 | void memc_perfmon_dump(struct memc_perfmon_s *perfmon); |
|---|
| 77 | |
|---|
| 78 | /** |
|---|
| 79 | * Destroy a given perfmon and free all of its resources. |
|---|
| 80 | * |
|---|
| 81 | * @perfmon perfmon context holding counters |
|---|
| 82 | */ |
|---|
| 83 | void memc_perfmon_destroy(struct memc_perfmon_s *perfmon); |
|---|
| 84 | |
|---|
| 85 | #endif /* _MEMC_PERFMON_ */ |
|---|
