source: libcfa/src/concurrency/stats.hfa@ bbfe226

ADT ast-experimental enum forall-pointer-decay pthread-emulation qualifiedEnum
Last change on this file since bbfe226 was 70b4aeb9, checked in by Thierry Delisle <tdelisle@…>, 4 years ago

Commit last changes before moving off plg7a
  • Property mode set to 100644
File size: 3.7 KB
Line 
1#pragma once
2
3// #define CFA_STATS_ARRAY 10000
4// #define __CFA_NO_STATISTICS__
5
6#include <stdint.h>
7
8enum {
9 CFA_STATS_READY_Q = 0x01,
10 CFA_STATS_IO = 0x02,
11};
12
13#if defined(__CFA_NO_STATISTICS__)
14 struct __stats_t;
15 static inline void __init_stats( struct __stats_t * ) {}
16 static inline void __tally_stats( struct __stats_t *, struct __stats_t * ) {}
17 static inline void __print_stats( struct __stats_t *, int, const char *, const char *, void * ) {}
18#else
19 struct __stats_readyQ_pop_t {
20 // number of attemps at poping something
21 volatile uint64_t attempt;
22
23 // number of successes at poping
24 volatile uint64_t success;
25 };
26
27 struct __attribute__((aligned(64))) __stats_readyQ_t {
28 // Push statistic
29 struct {
30 struct {
31 // number of attemps at pushing something to preferred queues
32 volatile uint64_t attempt;
33
34 // number of successes at pushing to preferred queues
35 volatile uint64_t success;
36 }
37 // Stats for local queue within cluster
38 local,
39
40 // Stats for non-local queues within cluster
41 share,
42
43 // Stats from outside cluster
44 extrn;
45 } push;
46
47 // Pop statistic
48 struct {
49 // pop from local queue
50 __stats_readyQ_pop_t local;
51
52 // pop before looking at local queue
53 __stats_readyQ_pop_t help;
54
55 // pop from some other queue
56 __stats_readyQ_pop_t steal;
57
58 // pop when searching queues sequentially
59 __stats_readyQ_pop_t search;
60 } pop;
61
62 struct {
63 volatile uint64_t migration;
64 volatile uint64_t extunpark;
65 volatile int64_t threads; // number of threads in the system, includes only local change
66 volatile int64_t cthreads; // number of threads in the system, includes only local change
67 } threads;
68 struct {
69 volatile uint64_t halts;
70 volatile uint64_t cancels;
71 volatile uint64_t early;
72 volatile uint64_t wakes;
73 volatile uint64_t seen;
74 volatile uint64_t exits;
75 } sleep;
76 };
77
78 #if defined(CFA_HAVE_LINUX_IO_URING_H)
79 struct __attribute__((aligned(64))) __stats_io_t{
80 struct {
81 volatile uint64_t fast;
82 volatile uint64_t slow;
83 volatile uint64_t fail;
84 volatile uint64_t revoke;
85 volatile uint64_t block;
86 } alloc;
87 struct {
88 volatile uint64_t fast;
89 volatile uint64_t slow;
90 } submit;
91 struct {
92 volatile uint64_t external;
93 volatile uint64_t dirty;
94 volatile uint64_t full;
95 volatile uint64_t idle;
96 volatile uint64_t eager;
97 } flush;
98 struct {
99 volatile uint64_t drain;
100 volatile uint64_t completed;
101 volatile uint64_t flush;
102 volatile uint64_t submitted;
103 struct {
104 volatile uint64_t busy;
105 } errors;
106 } calls;
107 struct {
108 volatile uint64_t sleeps;
109 } poller;
110 struct {
111 volatile uint64_t sockread;
112 volatile uint64_t epllread;
113 volatile uint64_t sockwrite;
114 volatile uint64_t epllwrite;
115 } ops;
116 };
117 #endif
118
119 #if defined(CFA_STATS_ARRAY)
120 struct __stats_elem_t {
121 long long int ts;
122 int64_t value;
123 };
124 #endif
125
126 struct __attribute__((aligned(128))) __stats_t {
127 __stats_readyQ_t ready;
128 #if defined(CFA_HAVE_LINUX_IO_URING_H)
129 __stats_io_t io;
130 #endif
131
132 #if defined(CFA_STATS_ARRAY)
133 struct {
134 __stats_elem_t * values;
135 volatile size_t cnt;
136 } array;
137 #endif
138
139 };
140
141 void __init_stats ( struct __stats_t * );
142 void __tally_stats( struct __stats_t *, struct __stats_t * );
143 void __print_stats( struct __stats_t *, int, const char *, const char *, void * );
144 #if defined(CFA_STATS_ARRAY)
145 void __push_stat ( struct __stats_t *, int64_t value, bool external, const char * name, void * handle);
146 void __flush_stat( struct __stats_t *, const char *, void * );
147 #else
148 static inline void __push_stat ( struct __stats_t *, int64_t, bool, const char *, void * ) {}
149 static inline void __flush_stat( struct __stats_t *, const char *, void * ) {}
150 #endif
151#endif
152
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