source: libcfa/src/concurrency/stats.cfa@ 18a75945

ADT arm-eh ast-experimental enum forall-pointer-decay jacob/cs343-translation new-ast-unique-expr pthread-emulation qualifiedEnum
Last change on this file since 18a75945 was 150d21a, checked in by Thierry Delisle <tdelisle@…>, 5 years ago

Fixed clashing stat counter.
  • 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(CFA_HAVE_LINUX_IO_URING_H)
27 stats->io.alloc.fast = 0;
28 stats->io.alloc.slow = 0;
29 stats->io.alloc.fail = 0;
30 stats->io.alloc.revoke = 0;
31 stats->io.alloc.block = 0;
32 stats->io.submit.fast = 0;
33 stats->io.submit.slow = 0;
34 stats->io.flush.external = 0;
35 stats->io.calls.count = 0;
36 stats->io.calls.submitted = 0;
37 stats->io.calls.completed = 0;
38 stats->io.calls.blocks = 0;
39 stats->io.calls.errors.busy = 0;
40 stats->io.poller.sleeps = 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 ); proc->ready.pick.push.attempt = 0;
46 __atomic_fetch_add( &cltr->ready.pick.push.success , proc->ready.pick.push.success , __ATOMIC_SEQ_CST ); proc->ready.pick.push.success = 0;
47 __atomic_fetch_add( &cltr->ready.pick.push.local , proc->ready.pick.push.local , __ATOMIC_SEQ_CST ); proc->ready.pick.push.local = 0;
48 __atomic_fetch_add( &cltr->ready.pick.push.lsuccess, proc->ready.pick.push.lsuccess, __ATOMIC_SEQ_CST ); proc->ready.pick.push.lsuccess = 0;
49 __atomic_fetch_add( &cltr->ready.pick.pop .probe , proc->ready.pick.pop .probe , __ATOMIC_SEQ_CST ); proc->ready.pick.pop .probe = 0;
50 __atomic_fetch_add( &cltr->ready.pick.pop .attempt , proc->ready.pick.pop .attempt , __ATOMIC_SEQ_CST ); proc->ready.pick.pop .attempt = 0;
51 __atomic_fetch_add( &cltr->ready.pick.pop .success , proc->ready.pick.pop .success , __ATOMIC_SEQ_CST ); proc->ready.pick.pop .success = 0;
52 __atomic_fetch_add( &cltr->ready.pick.pop .local , proc->ready.pick.pop .local , __ATOMIC_SEQ_CST ); proc->ready.pick.pop .local = 0;
53 __atomic_fetch_add( &cltr->ready.pick.pop .lsuccess, proc->ready.pick.pop .lsuccess, __ATOMIC_SEQ_CST ); proc->ready.pick.pop .lsuccess = 0;
54 __atomic_fetch_add( &cltr->ready.threads.migration , proc->ready.threads.migration , __ATOMIC_SEQ_CST ); proc->ready.threads.migration = 0;
55 __atomic_fetch_add( &cltr->ready.sleep.halts , proc->ready.sleep.halts , __ATOMIC_SEQ_CST ); proc->ready.sleep.halts = 0;
56 __atomic_fetch_add( &cltr->ready.sleep.cancels , proc->ready.sleep.cancels , __ATOMIC_SEQ_CST ); proc->ready.sleep.cancels = 0;
57 __atomic_fetch_add( &cltr->ready.sleep.wakes , proc->ready.sleep.wakes , __ATOMIC_SEQ_CST ); proc->ready.sleep.wakes = 0;
58 __atomic_fetch_add( &cltr->ready.sleep.exits , proc->ready.sleep.exits , __ATOMIC_SEQ_CST ); proc->ready.sleep.exits = 0;
59
60 #if defined(CFA_HAVE_LINUX_IO_URING_H)
61 __atomic_fetch_add( &cltr->io.alloc.fast , proc->io.alloc.fast , __ATOMIC_SEQ_CST ); proc->io.alloc.fast = 0;
62 __atomic_fetch_add( &cltr->io.alloc.slow , proc->io.alloc.slow , __ATOMIC_SEQ_CST ); proc->io.alloc.slow = 0;
63 __atomic_fetch_add( &cltr->io.alloc.fail , proc->io.alloc.fail , __ATOMIC_SEQ_CST ); proc->io.alloc.fail = 0;
64 __atomic_fetch_add( &cltr->io.alloc.revoke , proc->io.alloc.revoke , __ATOMIC_SEQ_CST ); proc->io.alloc.revoke = 0;
65 __atomic_fetch_add( &cltr->io.alloc.block , proc->io.alloc.block , __ATOMIC_SEQ_CST ); proc->io.alloc.block = 0;
66 __atomic_fetch_add( &cltr->io.submit.fast , proc->io.submit.fast , __ATOMIC_SEQ_CST ); proc->io.submit.fast = 0;
67 __atomic_fetch_add( &cltr->io.submit.slow , proc->io.submit.slow , __ATOMIC_SEQ_CST ); proc->io.submit.slow = 0;
68 __atomic_fetch_add( &cltr->io.flush.external , proc->io.flush.external , __ATOMIC_SEQ_CST ); proc->io.flush.external = 0;
69 __atomic_fetch_add( &cltr->io.calls.count , proc->io.calls.count , __ATOMIC_SEQ_CST ); proc->io.calls.count = 0;
70 __atomic_fetch_add( &cltr->io.calls.submitted , proc->io.calls.submitted , __ATOMIC_SEQ_CST ); proc->io.calls.submitted = 0;
71 __atomic_fetch_add( &cltr->io.calls.completed , proc->io.calls.completed , __ATOMIC_SEQ_CST ); proc->io.calls.completed = 0;
72 __atomic_fetch_add( &cltr->io.calls.blocks , proc->io.calls.blocks , __ATOMIC_SEQ_CST ); proc->io.calls.blocks = 0;
73 __atomic_fetch_add( &cltr->io.calls.errors.busy, proc->io.calls.errors.busy, __ATOMIC_SEQ_CST ); proc->io.calls.errors.busy = 0;
74 __atomic_fetch_add( &cltr->io.poller.sleeps , proc->io.poller.sleeps , __ATOMIC_SEQ_CST ); proc->io.poller.sleeps = 0;
75 #endif
76 }
77
78 void __print_stats( struct __stats_t * stats, int flags, const char * type, const char * name, void * id ) with( *stats ) {
79
80 if( flags & CFA_STATS_READY_Q ) {
81 double push_sur = (100.0 * ((double)ready.pick.push.success) / ready.pick.push.attempt);
82 double pop_sur = (100.0 * ((double)ready.pick.pop .success) / ready.pick.pop .attempt);
83
84 double push_len = ((double)ready.pick.push.attempt) / ready.pick.push.success;
85 double pop_len = ((double)ready.pick.pop .attempt) / ready.pick.pop .success;
86
87 double lpush_sur = (100.0 * ((double)ready.pick.push.lsuccess) / ready.pick.push.local);
88 double lpop_sur = (100.0 * ((double)ready.pick.pop .lsuccess) / ready.pick.pop .local);
89
90 double lpush_len = ((double)ready.pick.push.local) / ready.pick.push.lsuccess;
91 double lpop_len = ((double)ready.pick.pop .local) / ready.pick.pop .lsuccess;
92
93 __cfaabi_bits_print_safe( STDOUT_FILENO,
94 "----- %s \"%s\" (%p) - Ready Q Stats -----\n"
95 "- total threads run : %'15" PRIu64 "\n"
96 "- total threads scheduled: %'15" PRIu64 "\n"
97 "- push average probe len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
98 "- pop average probe len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
99 "- local push avg prb len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
100 "- local pop avg prb len : %'18.2lf, %'18.2lf%% (%'15" PRIu64 " attempts)\n"
101 "- thread migrations : %'15" PRIu64 "\n"
102 "- Idle Sleep -\n"
103 "-- halts : %'15" PRIu64 "\n"
104 "-- cancelled halts : %'15" PRIu64 "\n"
105 "-- schedule wake : %'15" PRIu64 "\n"
106 "-- wake on exit : %'15" PRIu64 "\n"
107 "\n"
108 , type, name, id
109 , ready.pick.pop.success
110 , ready.pick.push.success
111 , push_len, push_sur, ready.pick.push.attempt
112 , pop_len , pop_sur , ready.pick.pop .attempt
113 , lpush_len, lpush_sur, ready.pick.push.local
114 , lpop_len , lpop_sur , ready.pick.pop .local
115 , ready.threads.migration
116 , ready.sleep.halts, ready.sleep.cancels, ready.sleep.wakes, ready.sleep.exits
117 );
118 }
119
120 #if defined(CFA_HAVE_LINUX_IO_URING_H)
121 if( flags & CFA_STATS_IO ) {
122 uint64_t total_allocs = io.alloc.fast + io.alloc.slow;
123 double avgfasta = ((double)io.alloc.fast) / total_allocs;
124
125 uint64_t total_submits = io.submit.fast + io.submit.slow;
126 double avgfasts = ((double)io.submit.fast) / total_submits;
127
128 double avgsubs = ((double)io.calls.submitted) / io.calls.count;
129 double avgcomp = ((double)io.calls.completed) / io.calls.count;
130
131 __cfaabi_bits_print_safe( STDOUT_FILENO,
132 "----- %s \"%s\" (%p) - I/O Stats -----\n"
133 "- total allocations : %'15" PRIu64 "\n"
134 "- fast allocations : %'15" PRIu64 " (%'18.2lf) \n"
135 "- fast enomem : %'15" PRIu64 "\n"
136 "- slow allocations : %'15" PRIu64 "\n"
137 "- revokes for alloc : %'15" PRIu64 "\n"
138 "- blocks for alloc : %'15" PRIu64 "\n"
139 "- total submits : %'15" PRIu64 "\n"
140 "- fast submits : %'15" PRIu64 " (%'18.2lf) \n"
141 "- slow submits : %'15" PRIu64 "\n"
142 "- flush external submits : %'15" PRIu64 "\n"
143 "- io_uring_enter calls : %'15" PRIu64 "\n"
144 "- submits : %'15" PRIu64 " (%'18.2lf) \n"
145 "- completes : %'15" PRIu64 " (%'18.2lf) \n"
146 "- blocking calls : %'15" PRIu64 "\n"
147 "- io_uring_enter EBUSYs : %'15" PRIu64 "\n"
148 "- poller sleeping : %'15" PRIu64 "\n"
149 "\n"
150 , type, name, id
151 , total_allocs
152 , io.alloc.fast, avgfasta
153 , io.alloc.fail
154 , io.alloc.slow
155 , io.alloc.revoke
156 , io.alloc.block
157 , total_submits
158 , io.submit.fast, avgfasts
159 , io.submit.slow
160 , io.flush.external
161 , io.calls.count
162 , io.calls.submitted, avgsubs
163 , io.calls.completed, avgcomp
164 , io.calls.blocks
165 , io.calls.errors.busy
166 , io.poller.sleeps
167 );
168 }
169 #endif
170 }
171#endif
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