[8834751] | 1 | #include <stdint.h> |
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| 2 | #include <stdlib.hfa> |
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| 3 | |
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| 4 | #include <unistd.h> // STDERR_FILENO |
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[7812a7b5] | 5 | #include <inttypes.h> |
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[8834751] | 6 | #include "bits/debug.hfa" |
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[73f4d08] | 7 | #include "bits/locks.hfa" |
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[8834751] | 8 | #include "stats.hfa" |
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[986cb99] | 9 | #include "strstream.hfa" |
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[8834751] | 10 | |
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| 11 | #if !defined(__CFA_NO_STATISTICS__) |
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| 12 | void __init_stats( struct __stats_t * stats ) { |
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[d2fadeb] | 13 | stats->ready.push.local.attempt = 0; |
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| 14 | stats->ready.push.local.success = 0; |
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| 15 | stats->ready.push.share.attempt = 0; |
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| 16 | stats->ready.push.share.success = 0; |
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| 17 | stats->ready.push.extrn.attempt = 0; |
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| 18 | stats->ready.push.extrn.success = 0; |
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| 19 | stats->ready.pop.local .attempt = 0; |
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| 20 | stats->ready.pop.local .success = 0; |
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| 21 | stats->ready.pop.local .elock = 0; |
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| 22 | stats->ready.pop.local .eempty = 0; |
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| 23 | stats->ready.pop.local .espec = 0; |
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| 24 | stats->ready.pop.help .attempt = 0; |
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| 25 | stats->ready.pop.help .success = 0; |
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| 26 | stats->ready.pop.help .elock = 0; |
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| 27 | stats->ready.pop.help .eempty = 0; |
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| 28 | stats->ready.pop.help .espec = 0; |
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| 29 | stats->ready.pop.steal .attempt = 0; |
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| 30 | stats->ready.pop.steal .success = 0; |
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| 31 | stats->ready.pop.steal .elock = 0; |
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| 32 | stats->ready.pop.steal .eempty = 0; |
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| 33 | stats->ready.pop.steal .espec = 0; |
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| 34 | stats->ready.pop.search.attempt = 0; |
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| 35 | stats->ready.pop.search.success = 0; |
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| 36 | stats->ready.pop.search.elock = 0; |
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| 37 | stats->ready.pop.search.eempty = 0; |
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| 38 | stats->ready.pop.search.espec = 0; |
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[29cb302] | 39 | stats->ready.threads.migration = 0; |
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[ec43cf9] | 40 | stats->ready.threads.threads = 0; |
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[68f36f4] | 41 | stats->ready.sleep.halts = 0; |
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| 42 | stats->ready.sleep.cancels = 0; |
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| 43 | stats->ready.sleep.wakes = 0; |
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| 44 | stats->ready.sleep.exits = 0; |
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[8834751] | 45 | |
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[5751a56] | 46 | #if defined(CFA_HAVE_LINUX_IO_URING_H) |
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[d60d30e] | 47 | stats->io.alloc.fast = 0; |
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| 48 | stats->io.alloc.slow = 0; |
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| 49 | stats->io.alloc.fail = 0; |
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| 50 | stats->io.alloc.revoke = 0; |
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| 51 | stats->io.alloc.block = 0; |
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| 52 | stats->io.submit.fast = 0; |
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| 53 | stats->io.submit.slow = 0; |
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| 54 | stats->io.flush.external = 0; |
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[dddb3dd0] | 55 | stats->io.calls.flush = 0; |
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[d60d30e] | 56 | stats->io.calls.submitted = 0; |
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[dddb3dd0] | 57 | stats->io.calls.drain = 0; |
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[d60d30e] | 58 | stats->io.calls.completed = 0; |
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| 59 | stats->io.calls.errors.busy = 0; |
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[150d21a] | 60 | stats->io.poller.sleeps = 0; |
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[8834751] | 61 | #endif |
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[73f4d08] | 62 | |
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| 63 | #if defined(CFA_STATS_ARRAY) |
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| 64 | stats->array.values = alloc(CFA_STATS_ARRAY); |
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| 65 | stats->array.cnt = 0; |
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| 66 | #endif |
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[8834751] | 67 | } |
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| 68 | |
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| 69 | void __tally_stats( struct __stats_t * cltr, struct __stats_t * proc ) { |
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[d2fadeb] | 70 | __atomic_fetch_add( &cltr->ready.push.local.attempt, proc->ready.push.local.attempt, __ATOMIC_SEQ_CST ); proc->ready.push.local.attempt = 0; |
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| 71 | __atomic_fetch_add( &cltr->ready.push.local.success, proc->ready.push.local.success, __ATOMIC_SEQ_CST ); proc->ready.push.local.success = 0; |
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| 72 | __atomic_fetch_add( &cltr->ready.push.share.attempt, proc->ready.push.share.attempt, __ATOMIC_SEQ_CST ); proc->ready.push.share.attempt = 0; |
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| 73 | __atomic_fetch_add( &cltr->ready.push.share.success, proc->ready.push.share.success, __ATOMIC_SEQ_CST ); proc->ready.push.share.success = 0; |
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| 74 | __atomic_fetch_add( &cltr->ready.push.extrn.attempt, proc->ready.push.extrn.attempt, __ATOMIC_SEQ_CST ); proc->ready.push.extrn.attempt = 0; |
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| 75 | __atomic_fetch_add( &cltr->ready.push.extrn.success, proc->ready.push.extrn.success, __ATOMIC_SEQ_CST ); proc->ready.push.extrn.success = 0; |
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| 76 | __atomic_fetch_add( &cltr->ready.pop.local .attempt, proc->ready.pop.local .attempt, __ATOMIC_SEQ_CST ); proc->ready.pop.local .attempt = 0; |
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| 77 | __atomic_fetch_add( &cltr->ready.pop.local .success, proc->ready.pop.local .success, __ATOMIC_SEQ_CST ); proc->ready.pop.local .success = 0; |
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| 78 | __atomic_fetch_add( &cltr->ready.pop.local .elock , proc->ready.pop.local .elock , __ATOMIC_SEQ_CST ); proc->ready.pop.local .elock = 0; |
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| 79 | __atomic_fetch_add( &cltr->ready.pop.local .eempty , proc->ready.pop.local .eempty , __ATOMIC_SEQ_CST ); proc->ready.pop.local .eempty = 0; |
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| 80 | __atomic_fetch_add( &cltr->ready.pop.local .espec , proc->ready.pop.local .espec , __ATOMIC_SEQ_CST ); proc->ready.pop.local .espec = 0; |
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| 81 | __atomic_fetch_add( &cltr->ready.pop.help .attempt, proc->ready.pop.help .attempt, __ATOMIC_SEQ_CST ); proc->ready.pop.help .attempt = 0; |
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| 82 | __atomic_fetch_add( &cltr->ready.pop.help .success, proc->ready.pop.help .success, __ATOMIC_SEQ_CST ); proc->ready.pop.help .success = 0; |
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| 83 | __atomic_fetch_add( &cltr->ready.pop.help .elock , proc->ready.pop.help .elock , __ATOMIC_SEQ_CST ); proc->ready.pop.help .elock = 0; |
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| 84 | __atomic_fetch_add( &cltr->ready.pop.help .eempty , proc->ready.pop.help .eempty , __ATOMIC_SEQ_CST ); proc->ready.pop.help .eempty = 0; |
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| 85 | __atomic_fetch_add( &cltr->ready.pop.help .espec , proc->ready.pop.help .espec , __ATOMIC_SEQ_CST ); proc->ready.pop.help .espec = 0; |
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| 86 | __atomic_fetch_add( &cltr->ready.pop.steal .attempt, proc->ready.pop.steal .attempt, __ATOMIC_SEQ_CST ); proc->ready.pop.steal .attempt = 0; |
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| 87 | __atomic_fetch_add( &cltr->ready.pop.steal .success, proc->ready.pop.steal .success, __ATOMIC_SEQ_CST ); proc->ready.pop.steal .success = 0; |
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| 88 | __atomic_fetch_add( &cltr->ready.pop.steal .elock , proc->ready.pop.steal .elock , __ATOMIC_SEQ_CST ); proc->ready.pop.steal .elock = 0; |
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| 89 | __atomic_fetch_add( &cltr->ready.pop.steal .eempty , proc->ready.pop.steal .eempty , __ATOMIC_SEQ_CST ); proc->ready.pop.steal .eempty = 0; |
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| 90 | __atomic_fetch_add( &cltr->ready.pop.steal .espec , proc->ready.pop.steal .espec , __ATOMIC_SEQ_CST ); proc->ready.pop.steal .espec = 0; |
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| 91 | __atomic_fetch_add( &cltr->ready.pop.search.attempt, proc->ready.pop.search.attempt, __ATOMIC_SEQ_CST ); proc->ready.pop.search.attempt = 0; |
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| 92 | __atomic_fetch_add( &cltr->ready.pop.search.success, proc->ready.pop.search.success, __ATOMIC_SEQ_CST ); proc->ready.pop.search.success = 0; |
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| 93 | __atomic_fetch_add( &cltr->ready.pop.search.elock , proc->ready.pop.search.elock , __ATOMIC_SEQ_CST ); proc->ready.pop.search.elock = 0; |
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| 94 | __atomic_fetch_add( &cltr->ready.pop.search.eempty , proc->ready.pop.search.eempty , __ATOMIC_SEQ_CST ); proc->ready.pop.search.eempty = 0; |
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| 95 | __atomic_fetch_add( &cltr->ready.pop.search.espec , proc->ready.pop.search.espec , __ATOMIC_SEQ_CST ); proc->ready.pop.search.espec = 0; |
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[0989e79] | 96 | __atomic_fetch_add( &cltr->ready.threads.migration , proc->ready.threads.migration , __ATOMIC_SEQ_CST ); proc->ready.threads.migration = 0; |
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[ec43cf9] | 97 | __atomic_fetch_add( &cltr->ready.threads.threads , proc->ready.threads.threads , __ATOMIC_SEQ_CST ); proc->ready.threads.threads = 0; |
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[0989e79] | 98 | __atomic_fetch_add( &cltr->ready.sleep.halts , proc->ready.sleep.halts , __ATOMIC_SEQ_CST ); proc->ready.sleep.halts = 0; |
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| 99 | __atomic_fetch_add( &cltr->ready.sleep.cancels , proc->ready.sleep.cancels , __ATOMIC_SEQ_CST ); proc->ready.sleep.cancels = 0; |
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| 100 | __atomic_fetch_add( &cltr->ready.sleep.wakes , proc->ready.sleep.wakes , __ATOMIC_SEQ_CST ); proc->ready.sleep.wakes = 0; |
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| 101 | __atomic_fetch_add( &cltr->ready.sleep.exits , proc->ready.sleep.exits , __ATOMIC_SEQ_CST ); proc->ready.sleep.exits = 0; |
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[8834751] | 102 | |
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[5751a56] | 103 | #if defined(CFA_HAVE_LINUX_IO_URING_H) |
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[d60d30e] | 104 | __atomic_fetch_add( &cltr->io.alloc.fast , proc->io.alloc.fast , __ATOMIC_SEQ_CST ); proc->io.alloc.fast = 0; |
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| 105 | __atomic_fetch_add( &cltr->io.alloc.slow , proc->io.alloc.slow , __ATOMIC_SEQ_CST ); proc->io.alloc.slow = 0; |
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| 106 | __atomic_fetch_add( &cltr->io.alloc.fail , proc->io.alloc.fail , __ATOMIC_SEQ_CST ); proc->io.alloc.fail = 0; |
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| 107 | __atomic_fetch_add( &cltr->io.alloc.revoke , proc->io.alloc.revoke , __ATOMIC_SEQ_CST ); proc->io.alloc.revoke = 0; |
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| 108 | __atomic_fetch_add( &cltr->io.alloc.block , proc->io.alloc.block , __ATOMIC_SEQ_CST ); proc->io.alloc.block = 0; |
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| 109 | __atomic_fetch_add( &cltr->io.submit.fast , proc->io.submit.fast , __ATOMIC_SEQ_CST ); proc->io.submit.fast = 0; |
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| 110 | __atomic_fetch_add( &cltr->io.submit.slow , proc->io.submit.slow , __ATOMIC_SEQ_CST ); proc->io.submit.slow = 0; |
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| 111 | __atomic_fetch_add( &cltr->io.flush.external , proc->io.flush.external , __ATOMIC_SEQ_CST ); proc->io.flush.external = 0; |
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[dddb3dd0] | 112 | __atomic_fetch_add( &cltr->io.calls.flush , proc->io.calls.flush , __ATOMIC_SEQ_CST ); proc->io.calls.flush = 0; |
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[d60d30e] | 113 | __atomic_fetch_add( &cltr->io.calls.submitted , proc->io.calls.submitted , __ATOMIC_SEQ_CST ); proc->io.calls.submitted = 0; |
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[dddb3dd0] | 114 | __atomic_fetch_add( &cltr->io.calls.drain , proc->io.calls.drain , __ATOMIC_SEQ_CST ); proc->io.calls.drain = 0; |
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[d60d30e] | 115 | __atomic_fetch_add( &cltr->io.calls.completed , proc->io.calls.completed , __ATOMIC_SEQ_CST ); proc->io.calls.completed = 0; |
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| 116 | __atomic_fetch_add( &cltr->io.calls.errors.busy, proc->io.calls.errors.busy, __ATOMIC_SEQ_CST ); proc->io.calls.errors.busy = 0; |
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[150d21a] | 117 | __atomic_fetch_add( &cltr->io.poller.sleeps , proc->io.poller.sleeps , __ATOMIC_SEQ_CST ); proc->io.poller.sleeps = 0; |
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[8834751] | 118 | #endif |
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| 119 | } |
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| 120 | |
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[986cb99] | 121 | #define eng3(X) (ws(3, 3, unit(eng( X )))) |
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| 122 | |
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[1b033b8] | 123 | void __print_stats( struct __stats_t * stats, int flags, const char * type, const char * name, void * id ) with( *stats ) { |
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[8834751] | 124 | |
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[986cb99] | 125 | char buf[1024]; |
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[bbbd2c4] | 126 | ostrstream sstr = { buf, 1024 }; |
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[986cb99] | 127 | |
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[69fbc61] | 128 | if( flags & CFA_STATS_READY_Q ) { |
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[986cb99] | 129 | |
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| 130 | sstr | "----- " | type | "\"" | name | "\" (" | "" | id | "" | ") - Ready Q Stats -----"; |
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| 131 | |
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| 132 | uint64_t totalR = ready.pop.local.success + ready.pop.help.success + ready.pop.steal.success + ready.pop.search.success; |
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| 133 | uint64_t totalS = ready.push.local.success + ready.push.share.success + ready.push.extrn.success; |
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| 134 | sstr | "- totals : " | eng3(totalR) | "run," | eng3(totalS) | "schd (" | eng3(ready.push.extrn.success) | "ext," | eng3(ready.threads.migration) | "mig)"; |
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| 135 | |
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| 136 | double push_len = ((double)ready.push.local.attempt + ready.push.share.attempt + ready.push.extrn.attempt) / totalS; |
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[d2fadeb] | 137 | double sLcl_len = ready.push.local.success ? ((double)ready.push.local.attempt) / ready.push.local.success : 0; |
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| 138 | double sOth_len = ready.push.share.success ? ((double)ready.push.share.attempt) / ready.push.share.success : 0; |
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| 139 | double sExt_len = ready.push.extrn.success ? ((double)ready.push.extrn.attempt) / ready.push.extrn.success : 0; |
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[986cb99] | 140 | sstr | "- push avg : " | ws(3, 3, push_len) |
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| 141 | | "- l: " | eng3(ready.push.local.attempt) | " (" | ws(3, 3, sLcl_len) | ")" |
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| 142 | | ", s: " | eng3(ready.push.share.attempt) | " (" | ws(3, 3, sOth_len) | ")" |
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| 143 | | ", e: " | eng3(ready.push.extrn.attempt) | " (" | ws(3, 3, sExt_len) | ")"; |
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| 144 | |
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| 145 | double rLcl_pc = (100.0 * (double)ready.pop.local .success) / totalR; |
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| 146 | sstr | "- local : " | eng3(ready.pop.local .success) | "-"| ws(3, 3, rLcl_pc) | '%' |
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| 147 | | " (" | eng3(ready.pop.local .attempt) | " try," | eng3(ready.pop.local .espec) | " spc," | eng3(ready.pop.local .elock) | " lck," | eng3(ready.pop.local .eempty) | " ept)"; |
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| 148 | double rHlp_pc = (100.0 * (double)ready.pop.help .success) / totalR; |
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| 149 | sstr | "- help : " | eng3(ready.pop.help .success) | "-"| ws(3, 3, rHlp_pc) | '%' |
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| 150 | | " (" | eng3(ready.pop.help .attempt) | " try," | eng3(ready.pop.help .espec) | " spc," | eng3(ready.pop.help .elock) | " lck," | eng3(ready.pop.help .eempty) | " ept)"; |
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| 151 | double rStl_pc = (100.0 * (double)ready.pop.steal .success) / totalR; |
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| 152 | sstr | "- steal : " | eng3(ready.pop.steal .success) | "-"| ws(3, 3, rStl_pc) | '%' |
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| 153 | | " (" | eng3(ready.pop.steal .attempt) | " try," | eng3(ready.pop.steal .espec) | " spc," | eng3(ready.pop.steal .elock) | " lck," | eng3(ready.pop.steal .eempty) | " ept)"; |
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| 154 | double rSch_pc = (100.0 * (double)ready.pop.search.success) / totalR; |
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| 155 | sstr | "- search : " | eng3(ready.pop.search.success) | "-"| ws(3, 3, rSch_pc) | '%' |
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| 156 | | " (" | eng3(ready.pop.search.attempt) | " try," | eng3(ready.pop.search.espec) | " spc," | eng3(ready.pop.search.elock) | " lck," | eng3(ready.pop.search.eempty) | " ept)"; |
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| 157 | |
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| 158 | sstr | "- Idle Slp : " | eng3(ready.sleep.halts) | "halt," | eng3(ready.sleep.cancels) | "cancel," | eng3(ready.sleep.wakes) | "wake," | eng3(ready.sleep.exits) | "exit"; |
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| 159 | sstr | nl; |
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[69fbc61] | 160 | } |
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| 161 | |
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[5751a56] | 162 | #if defined(CFA_HAVE_LINUX_IO_URING_H) |
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[69fbc61] | 163 | if( flags & CFA_STATS_IO ) { |
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[986cb99] | 164 | sstr | "----- " | type | "\"" | name | "\" (" | "" | id | "" | ") - I/O Stats -----"; |
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| 165 | |
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[d60d30e] | 166 | uint64_t total_allocs = io.alloc.fast + io.alloc.slow; |
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[986cb99] | 167 | double avgfasta = (100.0 * (double)io.alloc.fast) / total_allocs; |
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| 168 | sstr | "- total allocations : " | eng3(io.alloc.fast) | "fast," | eng3(io.alloc.slow) | "slow (" | ws(3, 3, avgfasta) | "%)"; |
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| 169 | sstr | "- failures : " | eng3(io.alloc.fail) | "oom, " | eng3(io.alloc.revoke) | "rvk, " | eng3(io.alloc.block) | "blk"; |
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[69fbc61] | 170 | |
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[d60d30e] | 171 | uint64_t total_submits = io.submit.fast + io.submit.slow; |
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[986cb99] | 172 | double avgfasts = (100.0 * (double)io.submit.fast) / total_submits; |
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| 173 | sstr | "- total submits : " | eng3(io.submit.fast) | "fast," | eng3(io.submit.slow) | "slow (" | ws(3, 3, avgfasts) | "%)"; |
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| 174 | sstr | "- flush external : " | eng3(io.flush.external); |
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| 175 | |
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| 176 | sstr | "- io_uring_enter : " | eng3(io.calls.flush) | " (" | eng3(io.calls.drain) | ", " | eng3(io.calls.errors.busy) | " EBUSY)"; |
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[69fbc61] | 177 | |
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[dddb3dd0] | 178 | double avgsubs = ((double)io.calls.submitted) / io.calls.flush; |
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| 179 | double avgcomp = ((double)io.calls.completed) / io.calls.drain; |
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[986cb99] | 180 | sstr | "- submits : " | eng3(io.calls.submitted) | "(" | ws(3, 3, avgsubs) | "/flush)"; |
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| 181 | sstr | "- completes : " | eng3(io.calls.completed) | "(" | ws(3, 3, avgcomp) | "/drain)"; |
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[69fbc61] | 182 | |
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[986cb99] | 183 | sstr | "- poller sleeping : " | eng3(io.poller.sleeps); |
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| 184 | sstr | nl; |
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[69fbc61] | 185 | } |
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[c34ebf2] | 186 | #endif |
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[986cb99] | 187 | |
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| 188 | if(flags) write( sstr, stdout ); |
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[8834751] | 189 | } |
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[73f4d08] | 190 | |
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| 191 | #if defined(CFA_STATS_ARRAY) |
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| 192 | extern "C" { |
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| 193 | #include <stdio.h> |
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| 194 | #include <errno.h> |
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| 195 | #include <sys/stat.h> |
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| 196 | #include <fcntl.h> |
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| 197 | } |
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| 198 | |
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| 199 | void __flush_stat( struct __stats_t * this, const char * name, void * handle) { |
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| 200 | int ret = mkdir(".cfadata", 0755); |
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| 201 | if(ret < 0 && errno != EEXIST) abort("Failed to create directory .cfadata: %d\n", errno); |
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| 202 | |
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| 203 | char filename[100]; |
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| 204 | snprintf(filename, 100, ".cfadata/%s%p.data", name, handle); |
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| 205 | |
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| 206 | int fd = open(filename, O_WRONLY | O_APPEND | O_CREAT, 0644); |
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| 207 | if(fd < 0) abort("Failed to create file %s: %d\n", filename, errno); |
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| 208 | |
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| 209 | for(i; this->array.cnt) { |
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| 210 | char line[100]; |
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| 211 | size_t n = snprintf(line, 100, "%llu, %lld\n", this->array.values[i].ts, this->array.values[i].value); |
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| 212 | write(fd, line, n); |
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| 213 | } |
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| 214 | |
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| 215 | this->array.cnt = 0; |
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| 216 | close(fd); |
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| 217 | } |
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| 218 | |
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| 219 | static __spinlock_t stats_lock; |
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| 220 | |
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| 221 | void __push_stat( struct __stats_t * this, int64_t value, bool external, const char * name, void * handle ) { |
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| 222 | if(external) lock(stats_lock __cfaabi_dbg_ctx2); |
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| 223 | |
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| 224 | if( this->array.cnt >= CFA_STATS_ARRAY ) __flush_stat( this, name, handle ); |
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| 225 | |
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| 226 | size_t idx = this->array.cnt; |
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| 227 | this->array.cnt++; |
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| 228 | |
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| 229 | if(external) unlock(stats_lock); |
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| 230 | |
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| 231 | this->array.values[idx].ts = rdtscl(); |
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| 232 | this->array.values[idx].value = value; |
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| 233 | } |
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| 234 | #endif |
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[bbbd2c4] | 235 | #endif |
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