source: libcfa/src/concurrency/stats.hfa@ 8f2aa3c

Last change on this file since 8f2aa3c was 74227c6, checked in by Thierry Delisle <tdelisle@…>, 3 years ago

Added more stats
  • Property mode set to 100644
File size: 3.9 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 struct {
68 volatile uint64_t yield;
69 volatile uint64_t rllfwd;
70 } preempt;
71 } threads;
72 struct {
73 volatile uint64_t halts;
74 volatile uint64_t cancels;
75 volatile uint64_t early;
76 volatile uint64_t wakes;
77 volatile uint64_t seen;
78 volatile uint64_t exits;
79 } sleep;
80 };
81
82 #if defined(CFA_HAVE_LINUX_IO_URING_H)
83 struct __attribute__((aligned(64))) __stats_io_t{
84 struct {
85 volatile uint64_t fast;
86 volatile uint64_t slow;
87 volatile uint64_t fail;
88 volatile uint64_t revoke;
89 volatile uint64_t block;
90 } alloc;
91 struct {
92 volatile uint64_t fast;
93 volatile uint64_t slow;
94 volatile uint64_t eagr;
95 volatile uint64_t nblk;
96 volatile uint64_t extr;
97 } submit;
98 struct {
99 volatile uint64_t external;
100 volatile uint64_t signal;
101 volatile uint64_t dirty;
102 volatile uint64_t full;
103 volatile uint64_t idle;
104 volatile uint64_t eager;
105 } flush;
106 struct {
107 volatile uint64_t drain;
108 volatile uint64_t completed;
109 volatile uint64_t locked;
110 volatile uint64_t helped;
111 volatile uint64_t flush;
112 volatile uint64_t submitted;
113 struct {
114 volatile uint64_t busy;
115 } errors;
116 } calls;
117 struct {
118 volatile uint64_t sleeps;
119 } poller;
120 struct {
121 volatile uint64_t sockread;
122 volatile uint64_t epllread;
123 volatile uint64_t sockwrite;
124 volatile uint64_t epllwrite;
125 } ops;
126 };
127 #endif
128
129 #if defined(CFA_STATS_ARRAY)
130 struct __stats_elem_t {
131 long long int ts;
132 int64_t value;
133 };
134 #endif
135
136 struct __attribute__((aligned(64))) __stats_t {
137 __stats_readyQ_t ready;
138 #if defined(CFA_HAVE_LINUX_IO_URING_H)
139 __stats_io_t io;
140 #endif
141
142 #if defined(CFA_STATS_ARRAY)
143 struct {
144 __stats_elem_t * values;
145 volatile size_t cnt;
146 } array;
147 #endif
148
149 };
150
151 void __init_stats ( struct __stats_t * );
152 void __tally_stats( struct __stats_t *, struct __stats_t * );
153 void __print_stats( struct __stats_t *, int, const char *, const char *, void * );
154 #if defined(CFA_STATS_ARRAY)
155 void __push_stat ( struct __stats_t *, int64_t value, bool external, const char * name, void * handle);
156 void __flush_stat( struct __stats_t *, const char *, void * );
157 #else
158 static inline void __push_stat ( struct __stats_t *, int64_t, bool, const char *, void * ) {}
159 static inline void __flush_stat( struct __stats_t *, const char *, void * ) {}
160 #endif
161#endif
162
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