source: libcfa/src/concurrency/stats.cfa@ e46c753

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 e46c753 was e46c753, checked in by Thierry Delisle <tdelisle@…>, 6 years ago

Added new io algorithm that eagerly submits while still helping
  • Property mode set to 100644
File size: 9.0 KB
Line 
1#include <stdint.h>
2#include <stdlib.hfa>
3
4#include <unistd.h> // STDERR_FILENO
5#include <inttypes.h>
6#include "bits/debug.hfa"
7#include "stats.hfa"
8
9#if !defined(__CFA_NO_STATISTICS__)
10 void __init_stats( struct __stats_t * stats ) {
11 stats->ready.pick.push.attempt = 0;
12 stats->ready.pick.push.success = 0;
13 stats->ready.pick.push.local = 0;
14 stats->ready.pick.push.lsuccess = 0;
15 stats->ready.pick.pop .probe = 0;
16 stats->ready.pick.pop .attempt = 0;
17 stats->ready.pick.pop .success = 0;
18 stats->ready.pick.pop .local = 0;
19 stats->ready.pick.pop .lsuccess = 0;
20 stats->ready.threads.migration = 0;
21 stats->ready.sleep.halts = 0;
22 stats->ready.sleep.cancels = 0;
23 stats->ready.sleep.wakes = 0;
24 stats->ready.sleep.exits = 0;
25
26 #if defined(HAVE_LINUX_IO_URING_H)
27 stats->io.submit_q.submit_avg.rdy = 0;
28 stats->io.submit_q.submit_avg.csm = 0;
29 stats->io.submit_q.submit_avg.cnt = 0;
30 stats->io.submit_q.look_avg.val = 0;
31 stats->io.submit_q.look_avg.cnt = 0;
32 stats->io.submit_q.look_avg.block = 0;
33 stats->io.submit_q.alloc_avg.val = 0;
34 stats->io.submit_q.alloc_avg.cnt = 0;
35 stats->io.submit_q.alloc_avg.block = 0;
36 stats->io.submit_q.helped = 0;
37 stats->io.submit_q.leader = 0;
38 stats->io.complete_q.completed_avg.val = 0;
39 stats->io.complete_q.completed_avg.slow_cnt = 0;
40 stats->io.complete_q.completed_avg.fast_cnt = 0;
41 #endif
42 }
43
44 void __tally_stats( struct __stats_t * cltr, struct __stats_t * proc ) {
45 __atomic_fetch_add( &cltr->ready.pick.push.attempt , proc->ready.pick.push.attempt , __ATOMIC_SEQ_CST );
46 __atomic_fetch_add( &cltr->ready.pick.push.success , proc->ready.pick.push.success , __ATOMIC_SEQ_CST );
47 __atomic_fetch_add( &cltr->ready.pick.push.local , proc->ready.pick.push.local , __ATOMIC_SEQ_CST );
48 __atomic_fetch_add( &cltr->ready.pick.push.lsuccess, proc->ready.pick.push.lsuccess, __ATOMIC_SEQ_CST );
49 __atomic_fetch_add( &cltr->ready.pick.pop .probe , proc->ready.pick.pop .probe , __ATOMIC_SEQ_CST );
50 __atomic_fetch_add( &cltr->ready.pick.pop .attempt , proc->ready.pick.pop .attempt , __ATOMIC_SEQ_CST );
51 __atomic_fetch_add( &cltr->ready.pick.pop .success , proc->ready.pick.pop .success , __ATOMIC_SEQ_CST );
52 __atomic_fetch_add( &cltr->ready.pick.pop .local , proc->ready.pick.pop .local , __ATOMIC_SEQ_CST );
53 __atomic_fetch_add( &cltr->ready.pick.pop .lsuccess, proc->ready.pick.pop .lsuccess, __ATOMIC_SEQ_CST );
54 __atomic_fetch_add( &cltr->ready.threads.migration, proc->ready.threads.migration, __ATOMIC_SEQ_CST );
55 __atomic_fetch_add( &cltr->ready.sleep.halts , proc->ready.sleep.halts , __ATOMIC_SEQ_CST );
56 __atomic_fetch_add( &cltr->ready.sleep.cancels, proc->ready.sleep.cancels, __ATOMIC_SEQ_CST );
57 __atomic_fetch_add( &cltr->ready.sleep.wakes , proc->ready.sleep.wakes , __ATOMIC_SEQ_CST );
58 __atomic_fetch_add( &cltr->ready.sleep.exits , proc->ready.sleep.exits , __ATOMIC_SEQ_CST );
59
60 #if defined(HAVE_LINUX_IO_URING_H)
61 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.rdy , proc->io.submit_q.submit_avg.rdy , __ATOMIC_SEQ_CST );
62 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.csm , proc->io.submit_q.submit_avg.csm , __ATOMIC_SEQ_CST );
63 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.avl , proc->io.submit_q.submit_avg.avl , __ATOMIC_SEQ_CST );
64 __atomic_fetch_add( &cltr->io.submit_q.submit_avg.cnt , proc->io.submit_q.submit_avg.cnt , __ATOMIC_SEQ_CST );
65 __atomic_fetch_add( &cltr->io.submit_q.look_avg.val , proc->io.submit_q.look_avg.val , __ATOMIC_SEQ_CST );
66 __atomic_fetch_add( &cltr->io.submit_q.look_avg.cnt , proc->io.submit_q.look_avg.cnt , __ATOMIC_SEQ_CST );
67 __atomic_fetch_add( &cltr->io.submit_q.look_avg.block , proc->io.submit_q.look_avg.block , __ATOMIC_SEQ_CST );
68 __atomic_fetch_add( &cltr->io.submit_q.alloc_avg.val , proc->io.submit_q.alloc_avg.val , __ATOMIC_SEQ_CST );
69 __atomic_fetch_add( &cltr->io.submit_q.alloc_avg.cnt , proc->io.submit_q.alloc_avg.cnt , __ATOMIC_SEQ_CST );
70 __atomic_fetch_add( &cltr->io.submit_q.alloc_avg.block , proc->io.submit_q.alloc_avg.block , __ATOMIC_SEQ_CST );
71 __atomic_fetch_add( &cltr->io.submit_q.helped , proc->io.submit_q.helped , __ATOMIC_SEQ_CST );
72 __atomic_fetch_add( &cltr->io.submit_q.leader , proc->io.submit_q.leader , __ATOMIC_SEQ_CST );
73 __atomic_fetch_add( &cltr->io.complete_q.completed_avg.val , proc->io.complete_q.completed_avg.val , __ATOMIC_SEQ_CST );
74 __atomic_fetch_add( &cltr->io.complete_q.completed_avg.slow_cnt, proc->io.complete_q.completed_avg.slow_cnt, __ATOMIC_SEQ_CST );
75 __atomic_fetch_add( &cltr->io.complete_q.completed_avg.fast_cnt, proc->io.complete_q.completed_avg.fast_cnt, __ATOMIC_SEQ_CST );
76 #endif
77 }
78
79 void __print_stats( struct __stats_t * stats, int flags, bool cluster, const char * name, void * id ) with( *stats ) {
80
81 if( flags & CFA_STATS_READY_Q ) {
82 double push_sur = (100.0 * ((double)ready.pick.push.success) / ready.pick.push.attempt);
83 double pop_sur = (100.0 * ((double)ready.pick.pop .success) / ready.pick.pop .attempt);
84
85 double push_len = ((double)ready.pick.push.attempt) / ready.pick.push.success;
86 double pop_len = ((double)ready.pick.pop .attempt) / ready.pick.pop .success;
87
88 double lpush_sur = (100.0 * ((double)ready.pick.push.lsuccess) / ready.pick.push.local);
89 double lpop_sur = (100.0 * ((double)ready.pick.pop .lsuccess) / ready.pick.pop .local);
90
91 double lpush_len = ((double)ready.pick.push.local) / ready.pick.push.lsuccess;
92 double lpop_len = ((double)ready.pick.pop .local) / ready.pick.pop .lsuccess;
93
94 __cfaabi_bits_print_safe( STDOUT_FILENO,
95 "----- %s \"%s\" (%p) - Ready Q Stats -----\n"
96 "- total threads run : %'15" PRIu64 "\n"
97 "- total threads scheduled: %'15" PRIu64 "\n"
98 "- push average probe len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
99 "- pop average probe len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
100 "- local push avg prb len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
101 "- local pop avg prb len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
102 "- thread migrations : %'15" PRIu64 "\n"
103 "- Idle Sleep -\n"
104 "-- halts : %'15" PRIu64 "\n"
105 "-- cancelled halts : %'15" PRIu64 "\n"
106 "-- schedule wake : %'15" PRIu64 "\n"
107 "-- wake on exit : %'15" PRIu64 "\n"
108 "\n"
109 , cluster ? "Cluster" : "Processor", name, id
110 , ready.pick.pop.success
111 , ready.pick.push.success
112 , push_len, push_sur, ready.pick.push.attempt
113 , pop_len , pop_sur , ready.pick.pop .attempt
114 , lpush_len, lpush_sur, ready.pick.push.local
115 , lpop_len , lpop_sur , ready.pick.pop .local
116 , ready.threads.migration
117 , ready.sleep.halts, ready.sleep.cancels, ready.sleep.wakes, ready.sleep.exits
118 );
119 }
120
121 #if defined(HAVE_LINUX_IO_URING_H)
122 if( flags & CFA_STATS_IO ) {
123 double avgrdy = ((double)io.submit_q.submit_avg.rdy) / io.submit_q.submit_avg.cnt;
124 double avgcsm = ((double)io.submit_q.submit_avg.csm) / io.submit_q.submit_avg.cnt;
125
126 double lavgv = 0;
127 double lavgb = 0;
128 if(io.submit_q.look_avg.cnt != 0) {
129 lavgv = ((double)io.submit_q.look_avg.val ) / io.submit_q.look_avg.cnt;
130 lavgb = ((double)io.submit_q.look_avg.block) / io.submit_q.look_avg.cnt;
131 }
132
133 double aavgv = 0;
134 double aavgb = 0;
135 if(io.submit_q.alloc_avg.cnt != 0) {
136 aavgv = ((double)io.submit_q.alloc_avg.val ) / io.submit_q.alloc_avg.cnt;
137 aavgb = ((double)io.submit_q.alloc_avg.block) / io.submit_q.alloc_avg.cnt;
138 }
139
140 __cfaabi_bits_print_safe( STDOUT_FILENO,
141 "----- %s \"%s\" (%p) - I/O Stats -----\n"
142 "- total submit calls : %'15" PRIu64 "\n"
143 "- avg ready entries : %'18.2lf\n"
144 "- avg submitted entries : %'18.2lf\n"
145 "- total helped entries : %'15" PRIu64 "\n"
146 "- total leader entries : %'15" PRIu64 "\n"
147 "- total ready search : %'15" PRIu64 "\n"
148 "- avg ready search len : %'18.2lf\n"
149 "- avg ready search block : %'18.2lf\n"
150 "- total alloc search : %'15" PRIu64 "\n"
151 "- avg alloc search len : %'18.2lf\n"
152 "- avg alloc search block : %'18.2lf\n"
153 "- total wait calls : %'15" PRIu64 " (%'" PRIu64 " slow, %'" PRIu64 " fast)\n"
154 "- avg completion/wait : %'18.2lf\n"
155 "\n"
156 , cluster ? "Cluster" : "Processor", name, id
157 , io.submit_q.submit_avg.cnt
158 , avgrdy, avgcsm
159 , io.submit_q.helped, io.submit_q.leader
160 , io.submit_q.look_avg.cnt
161 , lavgv, lavgb
162 , io.submit_q.alloc_avg.cnt
163 , aavgv, aavgb
164 , io.complete_q.completed_avg.slow_cnt + io.complete_q.completed_avg.fast_cnt
165 , io.complete_q.completed_avg.slow_cnt, io.complete_q.completed_avg.fast_cnt
166 , ((double)io.complete_q.completed_avg.val) / (io.complete_q.completed_avg.slow_cnt + io.complete_q.completed_avg.fast_cnt)
167 );
168 }
169 #endif
170 }
171#endif
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