source: libcfa/src/concurrency/stats.cfa@ 7bfc849

ADT arm-eh ast-experimental enum forall-pointer-decay jacob/cs343-translation new-ast new-ast-unique-expr pthread-emulation qualifiedEnum
Last change on this file since 7bfc849 was 52769ba, checked in by Thierry Delisle <tdelisle@…>, 5 years ago

Added statistics for local success when biased
  • Property mode set to 100644
File size: 8.0 KB
Line 
1#include <stdint.h>
2#include <stdlib.hfa>
3
4#include <unistd.h> // STDERR_FILENO
5#include "bits/debug.hfa"
6#include "stats.hfa"
7
8#if !defined(__CFA_NO_STATISTICS__)
9 void __init_stats( struct __stats_t * stats ) {
10 stats->ready.pick.push.attempt = 0;
11 stats->ready.pick.push.success = 0;
12 stats->ready.pick.push.local = 0;
13 stats->ready.pick.push.lsuccess = 0;
14 stats->ready.pick.pop .probe = 0;
15 stats->ready.pick.pop .attempt = 0;
16 stats->ready.pick.pop .success = 0;
17 stats->ready.pick.pop .local = 0;
18 stats->ready.pick.pop .lsuccess = 0;
19 stats->ready.sleep.halts = 0;
20 stats->ready.sleep.cancels = 0;
21 stats->ready.sleep.wakes = 0;
22 stats->ready.sleep.exits = 0;
23
24 #if defined(HAVE_LINUX_IO_URING_H)
25 stats->io.submit_q.submit_avg.rdy = 0;
26 stats->io.submit_q.submit_avg.csm = 0;
27 stats->io.submit_q.submit_avg.avl = 0;
28 stats->io.submit_q.submit_avg.cnt = 0;
29 stats->io.submit_q.look_avg.val = 0;
30 stats->io.submit_q.look_avg.cnt = 0;
31 stats->io.submit_q.look_avg.block = 0;
32 stats->io.submit_q.alloc_avg.val = 0;
33 stats->io.submit_q.alloc_avg.cnt = 0;
34 stats->io.submit_q.alloc_avg.block = 0;
35 stats->io.complete_q.completed_avg.val = 0;
36 stats->io.complete_q.completed_avg.slow_cnt = 0;
37 stats->io.complete_q.completed_avg.fast_cnt = 0;
38 #endif
39 }
40
41 void __tally_stats( struct __stats_t * cltr, struct __stats_t * proc ) {
42 __atomic_fetch_add( &cltr->ready.pick.push.attempt , proc->ready.pick.push.attempt , __ATOMIC_SEQ_CST );
43 __atomic_fetch_add( &cltr->ready.pick.push.success , proc->ready.pick.push.success , __ATOMIC_SEQ_CST );
44 __atomic_fetch_add( &cltr->ready.pick.push.local , proc->ready.pick.push.local , __ATOMIC_SEQ_CST );
45 __atomic_fetch_add( &cltr->ready.pick.push.lsuccess, proc->ready.pick.push.lsuccess, __ATOMIC_SEQ_CST );
46 __atomic_fetch_add( &cltr->ready.pick.pop .probe , proc->ready.pick.pop .probe , __ATOMIC_SEQ_CST );
47 __atomic_fetch_add( &cltr->ready.pick.pop .attempt , proc->ready.pick.pop .attempt , __ATOMIC_SEQ_CST );
48 __atomic_fetch_add( &cltr->ready.pick.pop .success , proc->ready.pick.pop .success , __ATOMIC_SEQ_CST );
49 __atomic_fetch_add( &cltr->ready.pick.pop .local , proc->ready.pick.pop .local , __ATOMIC_SEQ_CST );
50 __atomic_fetch_add( &cltr->ready.pick.pop .lsuccess, proc->ready.pick.pop .lsuccess, __ATOMIC_SEQ_CST );
51 __atomic_fetch_add( &cltr->ready.sleep.halts , proc->ready.sleep.halts , __ATOMIC_SEQ_CST );
52 __atomic_fetch_add( &cltr->ready.sleep.cancels, proc->ready.sleep.cancels, __ATOMIC_SEQ_CST );
53 __atomic_fetch_add( &cltr->ready.sleep.wakes , proc->ready.sleep.wakes , __ATOMIC_SEQ_CST );
54 __atomic_fetch_add( &cltr->ready.sleep.exits , proc->ready.sleep.exits , __ATOMIC_SEQ_CST );
55
56 #if defined(HAVE_LINUX_IO_URING_H)
57 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.rdy , proc->io.submit_q.submit_avg.rdy , __ATOMIC_SEQ_CST );
58 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.csm , proc->io.submit_q.submit_avg.csm , __ATOMIC_SEQ_CST );
59 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.avl , proc->io.submit_q.submit_avg.avl , __ATOMIC_SEQ_CST );
60 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.cnt , proc->io.submit_q.submit_avg.cnt , __ATOMIC_SEQ_CST );
61 __atomic_fetch_add( &cltr->io.submit_q.look_avg.val , proc->io.submit_q.look_avg.val , __ATOMIC_SEQ_CST );
62 __atomic_fetch_add( &cltr->io.submit_q.look_avg.cnt , proc->io.submit_q.look_avg.cnt , __ATOMIC_SEQ_CST );
63 __atomic_fetch_add( &cltr->io.submit_q.look_avg.block , proc->io.submit_q.look_avg.block , __ATOMIC_SEQ_CST );
64 __atomic_fetch_add( &cltr->io.submit_q.alloc_avg.val , proc->io.submit_q.alloc_avg.val , __ATOMIC_SEQ_CST );
65 __atomic_fetch_add( &cltr->io.submit_q.alloc_avg.cnt , proc->io.submit_q.alloc_avg.cnt , __ATOMIC_SEQ_CST );
66 __atomic_fetch_add( &cltr->io.submit_q.alloc_avg.block , proc->io.submit_q.alloc_avg.block , __ATOMIC_SEQ_CST );
67 __atomic_fetch_add( &cltr->io.complete_q.completed_avg.val , proc->io.complete_q.completed_avg.val , __ATOMIC_SEQ_CST );
68 __atomic_fetch_add( &cltr->io.complete_q.completed_avg.slow_cnt, proc->io.complete_q.completed_avg.slow_cnt, __ATOMIC_SEQ_CST );
69 __atomic_fetch_add( &cltr->io.complete_q.completed_avg.fast_cnt, proc->io.complete_q.completed_avg.fast_cnt, __ATOMIC_SEQ_CST );
70 #endif
71 }
72
73 void __print_stats( struct __stats_t * stats ) with( *stats ) {
74
75 double push_sur = (100.0 * ((double)ready.pick.push.success) / ready.pick.push.attempt);
76 double pop_sur = (100.0 * ((double)ready.pick.pop .success) / ready.pick.pop .attempt);
77
78 double push_len = ((double)ready.pick.push.attempt) / ready.pick.push.success;
79 double pop_len = ((double)ready.pick.pop .attempt) / ready.pick.pop .success;
80
81 double lpush_sur = (100.0 * ((double)ready.pick.push.lsuccess) / ready.pick.push.local);
82 double lpop_sur = (100.0 * ((double)ready.pick.pop .lsuccess) / ready.pick.pop .local);
83
84 double lpush_len = ((double)ready.pick.push.local) / ready.pick.push.lsuccess;
85 double lpop_len = ((double)ready.pick.pop .local) / ready.pick.pop .lsuccess;
86
87 #if defined(HAVE_LINUX_IO_URING_H)
88 double avgrdy = ((double)io.submit_q.submit_avg.rdy) / io.submit_q.submit_avg.cnt;
89 double avgcsm = ((double)io.submit_q.submit_avg.csm) / io.submit_q.submit_avg.cnt;
90 double avgavl = ((double)io.submit_q.submit_avg.avl) / io.submit_q.submit_avg.cnt;
91
92 double lavgv = 0;
93 double lavgb = 0;
94 if(io.submit_q.look_avg.cnt != 0) {
95 lavgv = ((double)io.submit_q.look_avg.val ) / io.submit_q.look_avg.cnt;
96 lavgb = ((double)io.submit_q.look_avg.block) / io.submit_q.look_avg.cnt;
97 }
98
99 double aavgv = 0;
100 double aavgb = 0;
101 if(io.submit_q.alloc_avg.cnt != 0) {
102 aavgv = ((double)io.submit_q.alloc_avg.val ) / io.submit_q.alloc_avg.cnt;
103 aavgb = ((double)io.submit_q.alloc_avg.block) / io.submit_q.alloc_avg.cnt;
104 }
105 #endif
106
107 __cfaabi_bits_print_safe( STDOUT_FILENO,
108 "----- Ready Q Stats -----\n"
109 "- total threads run : %'15lu\n"
110 "- total threads scheduled: %'15lu\n"
111 "- push average probe len : %'18.2lf, %'18.2lf%% (%'15lu attempts)\n"
112 "- pop average probe len : %'18.2lf, %'18.2lf%% (%'15lu attempts)\n"
113 "- local push avg prb len : %'18.2lf, %'18.2lf%% (%'15lu attempts)\n"
114 "- local pop avg prb len : %'18.2lf, %'18.2lf%% (%'15lu attempts)\n"
115 "- Idle Sleep -\n"
116 "-- halts : %'15lu\n"
117 "-- cancelled halts : %'15lu\n"
118 "-- schedule wake : %'15lu\n"
119 "-- wake on exit : %'15lu\n"
120 #if defined(HAVE_LINUX_IO_URING_H)
121 "\n"
122 "----- I/O Stats -----\n"
123 "- total submit calls : %'15lu\n"
124 "- avg ready entries : %'18.2lf\n"
125 "- avg submitted entries : %'18.2lf\n"
126 "- avg available entries : %'18.2lf\n"
127 "- total ready search : %'15lu\n"
128 "- avg ready search len : %'18.2lf\n"
129 "- avg ready search block : %'18.2lf\n"
130 "- total alloc search : %'15lu\n"
131 "- avg alloc search len : %'18.2lf\n"
132 "- avg alloc search block : %'18.2lf\n"
133 "- total wait calls : %'15lu (%'lu slow, %'lu fast)\n"
134 "- avg completion/wait : %'18.2lf\n"
135 #endif
136 , ready.pick.pop.success
137 , ready.pick.push.success
138 , push_len, push_sur, ready.pick.push.attempt
139 , pop_len , pop_sur , ready.pick.pop .attempt
140 , lpush_len, lpush_sur, ready.pick.push.local
141 , lpop_len , lpop_sur , ready.pick.pop .local
142 , ready.sleep.halts, ready.sleep.cancels, ready.sleep.wakes, ready.sleep.exits
143 #if defined(HAVE_LINUX_IO_URING_H)
144 , io.submit_q.submit_avg.cnt
145 , avgrdy
146 , avgcsm
147 , avgavl
148 , io.submit_q.look_avg.cnt
149 , lavgv
150 , lavgb
151 , io.submit_q.alloc_avg.cnt
152 , aavgv
153 , aavgb
154 , io.complete_q.completed_avg.slow_cnt + io.complete_q.completed_avg.fast_cnt
155 , io.complete_q.completed_avg.slow_cnt, io.complete_q.completed_avg.fast_cnt
156 , ((double)io.complete_q.completed_avg.val) / (io.complete_q.completed_avg.slow_cnt + io.complete_q.completed_avg.fast_cnt)
157 #endif
158 );
159 }
160#endif
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