[8834751] | 1 | #pragma once |
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| 2 | |
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[73f4d08] | 3 | // #define CFA_STATS_ARRAY 10000 |
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| 4 | |
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[8834751] | 5 | #include <stdint.h> |
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| 6 | |
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[b7664a0] | 7 | enum { |
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| 8 | CFA_STATS_READY_Q = 0x01, |
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| 9 | CFA_STATS_IO = 0x02, |
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| 10 | }; |
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| 11 | |
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[8834751] | 12 | #if defined(__CFA_NO_STATISTICS__) |
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| 13 | struct __stats_t; |
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| 14 | static inline void __init_stats( struct __stats_t * ) {} |
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| 15 | static inline void __tally_stats( struct __stats_t *, struct __stats_t * ) {} |
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[1b033b8] | 16 | static inline void __print_stats( struct __stats_t *, int, const char *, const char *, void * ) {} |
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[8834751] | 17 | #else |
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[69fbc61] | 18 | |
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[8834751] | 19 | struct __attribute__((aligned(64))) __stats_readQ_t { |
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| 20 | struct { |
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| 21 | // Push statistic |
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| 22 | struct { |
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| 23 | // number of attemps at pushing something |
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| 24 | volatile uint64_t attempt; |
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| 25 | |
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| 26 | // number of successes at pushing |
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| 27 | volatile uint64_t success; |
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[52769ba] | 28 | |
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| 29 | // number of attemps at pushing something to preferred queues |
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| 30 | volatile uint64_t local; |
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| 31 | |
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| 32 | // number of successes at pushing to preferred queues |
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| 33 | volatile uint64_t lsuccess; |
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[8834751] | 34 | } push; |
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| 35 | |
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[fd1f65e] | 36 | struct { |
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| 37 | // number of attemps at pushing something |
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| 38 | volatile uint64_t attempt; |
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| 39 | |
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| 40 | // number of successes at pushing |
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| 41 | volatile uint64_t success; |
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| 42 | |
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| 43 | // number of attemps at pushing something to preferred queues |
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| 44 | volatile uint64_t local; |
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| 45 | |
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| 46 | // number of successes at pushing to preferred queues |
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| 47 | volatile uint64_t lsuccess; |
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| 48 | } ext; |
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| 49 | |
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[8834751] | 50 | // Pop statistic |
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| 51 | struct { |
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| 52 | // number of reads of the mask |
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| 53 | // picking an empty __cfa_readyQ_mask_t counts here |
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| 54 | // but not as an attempt |
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| 55 | volatile uint64_t probe; |
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| 56 | |
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| 57 | // number of attemps at poping something |
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| 58 | volatile uint64_t attempt; |
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| 59 | |
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| 60 | // number of successes at poping |
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| 61 | volatile uint64_t success; |
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[52769ba] | 62 | |
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| 63 | // number of attemps at poping something to preferred queues |
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| 64 | volatile uint64_t local; |
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| 65 | |
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| 66 | // number of successes at poping to preferred queues |
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| 67 | volatile uint64_t lsuccess; |
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[8834751] | 68 | } pop; |
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| 69 | } pick; |
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[29cb302] | 70 | struct { |
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| 71 | volatile uint64_t migration; |
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[ec43cf9] | 72 | volatile int64_t threads; // number of threads in the system, includes only local change |
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[29cb302] | 73 | } threads; |
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[68f36f4] | 74 | struct { |
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| 75 | volatile uint64_t halts; |
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| 76 | volatile uint64_t cancels; |
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| 77 | volatile uint64_t wakes; |
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| 78 | volatile uint64_t exits; |
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| 79 | } sleep; |
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[8834751] | 80 | }; |
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| 81 | |
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[5751a56] | 82 | #if defined(CFA_HAVE_LINUX_IO_URING_H) |
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[8834751] | 83 | struct __attribute__((aligned(64))) __stats_io_t{ |
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| 84 | struct { |
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[d60d30e] | 85 | volatile uint64_t fast; |
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| 86 | volatile uint64_t slow; |
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| 87 | volatile uint64_t fail; |
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| 88 | volatile uint64_t revoke; |
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| 89 | volatile uint64_t block; |
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| 90 | } alloc; |
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[8834751] | 91 | struct { |
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[d60d30e] | 92 | volatile uint64_t fast; |
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| 93 | volatile uint64_t slow; |
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| 94 | } submit; |
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| 95 | struct { |
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| 96 | volatile uint64_t external; |
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| 97 | } flush; |
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| 98 | struct { |
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[dddb3dd0] | 99 | volatile uint64_t drain; |
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[d60d30e] | 100 | volatile uint64_t completed; |
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[dddb3dd0] | 101 | volatile uint64_t flush; |
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| 102 | volatile uint64_t submitted; |
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[d60d30e] | 103 | struct { |
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| 104 | volatile uint64_t busy; |
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| 105 | } errors; |
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| 106 | } calls; |
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[150d21a] | 107 | struct { |
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| 108 | volatile uint64_t sleeps; |
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| 109 | } poller; |
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[8834751] | 110 | }; |
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| 111 | #endif |
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| 112 | |
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[73f4d08] | 113 | #if defined(CFA_STATS_ARRAY) |
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| 114 | struct __stats_elem_t { |
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| 115 | long long int ts; |
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| 116 | int64_t value; |
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| 117 | }; |
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| 118 | #endif |
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| 119 | |
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[37ba662] | 120 | struct __attribute__((aligned(128))) __stats_t { |
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[8834751] | 121 | __stats_readQ_t ready; |
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[5751a56] | 122 | #if defined(CFA_HAVE_LINUX_IO_URING_H) |
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[8834751] | 123 | __stats_io_t io; |
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| 124 | #endif |
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[73f4d08] | 125 | |
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| 126 | #if defined(CFA_STATS_ARRAY) |
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| 127 | struct { |
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| 128 | __stats_elem_t * values; |
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| 129 | volatile size_t cnt; |
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| 130 | } array; |
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| 131 | #endif |
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| 132 | |
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[8834751] | 133 | }; |
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| 134 | |
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| 135 | void __init_stats ( struct __stats_t * ); |
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| 136 | void __tally_stats( struct __stats_t *, struct __stats_t * ); |
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[1b033b8] | 137 | void __print_stats( struct __stats_t *, int, const char *, const char *, void * ); |
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[73f4d08] | 138 | #if defined(CFA_STATS_ARRAY) |
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| 139 | void __push_stat ( struct __stats_t *, int64_t value, bool external, const char * name, void * handle); |
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| 140 | void __flush_stat( struct __stats_t *, const char *, void * ); |
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| 141 | #else |
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| 142 | static inline void __push_stat ( struct __stats_t *, int64_t, bool, const char *, void * ) {} |
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| 143 | static inline void __flush_stat( struct __stats_t *, const char *, void * ) {} |
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| 144 | #endif |
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[8834751] | 145 | #endif |
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| 146 | |
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