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stats.cfa @ a46f7b6

ADTast-experimental

Last change on this file since a46f7b6 was 7ce8873, checked in by Thierry Delisle <tdelisle@…>, 2 years ago
Added some io stats
Property mode set to `100644`
File size: 13.2 KB

Rev	Line
[8834751]	1	#include <stdint.h>
	2	#include <stdlib.hfa>
	3
	4	#include <unistd.h> // STDERR_FILENO
[7812a7b5]	5	#include <inttypes.h>
[8834751]	6	#include "bits/debug.hfa"
[73f4d08]	7	#include "bits/locks.hfa"
[8834751]	8	#include "stats.hfa"
[986cb99]	9	#include "strstream.hfa"
[8834751]	10
	11	#if !defined(__CFA_NO_STATISTICS__)
	12	void __init_stats( struct __stats_t * stats ) {
[d2fadeb]	13	stats->ready.push.local.attempt = 0;
	14	stats->ready.push.local.success = 0;
	15	stats->ready.push.share.attempt = 0;
	16	stats->ready.push.share.success = 0;
	17	stats->ready.push.extrn.attempt = 0;
	18	stats->ready.push.extrn.success = 0;
	19	stats->ready.pop.local .attempt = 0;
	20	stats->ready.pop.local .success = 0;
	21	stats->ready.pop.help .attempt = 0;
	22	stats->ready.pop.help .success = 0;
	23	stats->ready.pop.steal .attempt = 0;
	24	stats->ready.pop.steal .success = 0;
	25	stats->ready.pop.search.attempt = 0;
	26	stats->ready.pop.search.success = 0;
[29cb302]	27	stats->ready.threads.migration = 0;
[3bd4293]	28	stats->ready.threads.extunpark = 0;
[ec43cf9]	29	stats->ready.threads.threads = 0;
[78ea291]	30	stats->ready.threads.cthreads = 0;
[941e14a]	31	stats->ready.threads.preempt.yield = 0;
	32	stats->ready.threads.preempt.rllfwd = 0;
[68f36f4]	33	stats->ready.sleep.halts = 0;
	34	stats->ready.sleep.cancels = 0;
[7cf3b1d]	35	stats->ready.sleep.early = 0;
[68f36f4]	36	stats->ready.sleep.wakes = 0;
[7cf3b1d]	37	stats->ready.sleep.seen = 0;
[68f36f4]	38	stats->ready.sleep.exits = 0;
[8834751]	39
[5751a56]	40	#if defined(CFA_HAVE_LINUX_IO_URING_H)
[d60d30e]	41	stats->io.alloc.fast = 0;
	42	stats->io.alloc.slow = 0;
	43	stats->io.alloc.fail = 0;
	44	stats->io.alloc.revoke = 0;
	45	stats->io.alloc.block = 0;
	46	stats->io.submit.fast = 0;
	47	stats->io.submit.slow = 0;
[7ce8873]	48	stats->io.submit.eagr = 0;
	49	stats->io.submit.nblk = 0;
[d60d30e]	50	stats->io.flush.external = 0;
[70b4aeb9]	51	stats->io.flush.dirty = 0;
	52	stats->io.flush.full = 0;
	53	stats->io.flush.idle = 0;
	54	stats->io.flush.eager = 0;
[dddb3dd0]	55	stats->io.calls.flush = 0;
[d60d30e]	56	stats->io.calls.submitted = 0;
[dddb3dd0]	57	stats->io.calls.drain = 0;
[d60d30e]	58	stats->io.calls.completed = 0;
[54c1196]	59	stats->io.calls.locked = 0;
	60	stats->io.calls.helped = 0;
[d60d30e]	61	stats->io.calls.errors.busy = 0;
[db614d0]	62	stats->io.ops.sockread = 0;
	63	stats->io.ops.epllread = 0;
	64	stats->io.ops.sockwrite = 0;
	65	stats->io.ops.epllwrite = 0;
[8834751]	66	#endif
[73f4d08]	67
	68	#if defined(CFA_STATS_ARRAY)
	69	stats->array.values = alloc(CFA_STATS_ARRAY);
	70	stats->array.cnt = 0;
	71	#endif
[8834751]	72	}
	73
[45b9b21]	74	static inline void tally_one( volatile uint64_t * agg, volatile uint64_t * val) {
	75	uint64_t add = __atomic_exchange_n(val, 0_l64u, __ATOMIC_RELAXED);
	76	__atomic_fetch_add(agg, add, __ATOMIC_RELAXED);
	77	}
	78
	79	static inline void tally_one( volatile int64_t * agg, volatile int64_t * val) {
	80	int64_t add = __atomic_exchange_n(val, 0_l64, __ATOMIC_RELAXED);
	81	__atomic_fetch_add(agg, add, __ATOMIC_RELAXED);
	82	}
	83
[8834751]	84	void __tally_stats( struct __stats_t * cltr, struct __stats_t * proc ) {
[941e14a]	85	tally_one( &cltr->ready.push.local.attempt , &proc->ready.push.local.attempt );
	86	tally_one( &cltr->ready.push.local.success , &proc->ready.push.local.success );
	87	tally_one( &cltr->ready.push.share.attempt , &proc->ready.push.share.attempt );
	88	tally_one( &cltr->ready.push.share.success , &proc->ready.push.share.success );
	89	tally_one( &cltr->ready.push.extrn.attempt , &proc->ready.push.extrn.attempt );
	90	tally_one( &cltr->ready.push.extrn.success , &proc->ready.push.extrn.success );
	91	tally_one( &cltr->ready.pop.local .attempt , &proc->ready.pop.local .attempt );
	92	tally_one( &cltr->ready.pop.local .success , &proc->ready.pop.local .success );
	93	tally_one( &cltr->ready.pop.help .attempt , &proc->ready.pop.help .attempt );
	94	tally_one( &cltr->ready.pop.help .success , &proc->ready.pop.help .success );
	95	tally_one( &cltr->ready.pop.steal .attempt , &proc->ready.pop.steal .attempt );
	96	tally_one( &cltr->ready.pop.steal .success , &proc->ready.pop.steal .success );
	97	tally_one( &cltr->ready.pop.search.attempt , &proc->ready.pop.search.attempt );
	98	tally_one( &cltr->ready.pop.search.success , &proc->ready.pop.search.success );
	99	tally_one( &cltr->ready.threads.migration , &proc->ready.threads.migration );
	100	tally_one( &cltr->ready.threads.extunpark , &proc->ready.threads.extunpark );
	101	tally_one( &cltr->ready.threads.threads , &proc->ready.threads.threads );
	102	tally_one( &cltr->ready.threads.cthreads , &proc->ready.threads.cthreads );
	103	tally_one( &cltr->ready.threads.preempt.yield , &proc->ready.threads.preempt.yield );
	104	tally_one( &cltr->ready.threads.preempt.rllfwd, &proc->ready.threads.preempt.rllfwd );
	105	tally_one( &cltr->ready.sleep.halts , &proc->ready.sleep.halts );
	106	tally_one( &cltr->ready.sleep.cancels , &proc->ready.sleep.cancels );
	107	tally_one( &cltr->ready.sleep.early , &proc->ready.sleep.early );
	108	tally_one( &cltr->ready.sleep.wakes , &proc->ready.sleep.wakes );
	109	tally_one( &cltr->ready.sleep.seen , &proc->ready.sleep.wakes );
	110	tally_one( &cltr->ready.sleep.exits , &proc->ready.sleep.exits );
[8834751]	111
[5751a56]	112	#if defined(CFA_HAVE_LINUX_IO_URING_H)
[45b9b21]	113	tally_one( &cltr->io.alloc.fast , &proc->io.alloc.fast );
	114	tally_one( &cltr->io.alloc.slow , &proc->io.alloc.slow );
	115	tally_one( &cltr->io.alloc.fail , &proc->io.alloc.fail );
	116	tally_one( &cltr->io.alloc.revoke , &proc->io.alloc.revoke );
	117	tally_one( &cltr->io.alloc.block , &proc->io.alloc.block );
	118	tally_one( &cltr->io.submit.fast , &proc->io.submit.fast );
	119	tally_one( &cltr->io.submit.slow , &proc->io.submit.slow );
[7ce8873]	120	tally_one( &cltr->io.submit.eagr , &proc->io.submit.eagr );
	121	tally_one( &cltr->io.submit.nblk , &proc->io.submit.nblk );
[45b9b21]	122	tally_one( &cltr->io.flush.external , &proc->io.flush.external );
[70b4aeb9]	123	tally_one( &cltr->io.flush.dirty , &proc->io.flush.dirty );
	124	tally_one( &cltr->io.flush.full , &proc->io.flush.full );
	125	tally_one( &cltr->io.flush.idle , &proc->io.flush.idle );
	126	tally_one( &cltr->io.flush.eager , &proc->io.flush.eager );
[45b9b21]	127	tally_one( &cltr->io.calls.flush , &proc->io.calls.flush );
	128	tally_one( &cltr->io.calls.submitted , &proc->io.calls.submitted );
	129	tally_one( &cltr->io.calls.drain , &proc->io.calls.drain );
	130	tally_one( &cltr->io.calls.completed , &proc->io.calls.completed );
[54c1196]	131	tally_one( &cltr->io.calls.locked , &proc->io.calls.locked );
	132	tally_one( &cltr->io.calls.helped , &proc->io.calls.helped );
[45b9b21]	133	tally_one( &cltr->io.calls.errors.busy, &proc->io.calls.errors.busy );
[db614d0]	134	tally_one( &cltr->io.ops.sockread , &proc->io.ops.sockread );
	135	tally_one( &cltr->io.ops.epllread , &proc->io.ops.epllread );
	136	tally_one( &cltr->io.ops.sockwrite , &proc->io.ops.sockwrite );
	137	tally_one( &cltr->io.ops.epllwrite , &proc->io.ops.epllwrite );
[8834751]	138	#endif
	139	}
	140
[986cb99]	141	#define eng3(X) (ws(3, 3, unit(eng( X ))))
	142
[1b033b8]	143	void __print_stats( struct __stats_t * stats, int flags, const char * type, const char * name, void * id ) with( *stats ) {
[8834751]	144
[986cb99]	145	char buf[1024];
[bbbd2c4]	146	ostrstream sstr = { buf, 1024 };
[986cb99]	147
[69fbc61]	148	if( flags & CFA_STATS_READY_Q ) {
[986cb99]	149
[78ea291]	150	sstr \| "----- " \| type \| " \"" \| name \| "\" (" \| "" \| id \| "" \| ") - Ready Q Stats -----";
[986cb99]	151
	152	uint64_t totalR = ready.pop.local.success + ready.pop.help.success + ready.pop.steal.success + ready.pop.search.success;
	153	uint64_t totalS = ready.push.local.success + ready.push.share.success + ready.push.extrn.success;
[78ea291]	154	sstr \| "- totals : " \| eng3(totalR) \| "run," \| eng3(totalS) \| "schd (" \| eng3(ready.push.extrn.success) \| "ext,"
	155	\| eng3(ready.threads.migration) \| "mig," \| eng3(ready.threads.extunpark) \| " eupk," \| ready.threads.threads \| " t," \| ready.threads.cthreads \| " cthr)";
[986cb99]	156
	157	double push_len = ((double)ready.push.local.attempt + ready.push.share.attempt + ready.push.extrn.attempt) / totalS;
[d2fadeb]	158	double sLcl_len = ready.push.local.success ? ((double)ready.push.local.attempt) / ready.push.local.success : 0;
	159	double sOth_len = ready.push.share.success ? ((double)ready.push.share.attempt) / ready.push.share.success : 0;
	160	double sExt_len = ready.push.extrn.success ? ((double)ready.push.extrn.attempt) / ready.push.extrn.success : 0;
[986cb99]	161	sstr \| "- push avg : " \| ws(3, 3, push_len)
	162	\| "- l: " \| eng3(ready.push.local.attempt) \| " (" \| ws(3, 3, sLcl_len) \| ")"
	163	\| ", s: " \| eng3(ready.push.share.attempt) \| " (" \| ws(3, 3, sOth_len) \| ")"
	164	\| ", e: " \| eng3(ready.push.extrn.attempt) \| " (" \| ws(3, 3, sExt_len) \| ")";
	165
	166	double rLcl_pc = (100.0 * (double)ready.pop.local .success) / totalR;
	167	sstr \| "- local : " \| eng3(ready.pop.local .success) \| "-"\| ws(3, 3, rLcl_pc) \| '%'
[78ea291]	168	\| " (" \| eng3(ready.pop.local .attempt) \| " try)";
[986cb99]	169	double rHlp_pc = (100.0 * (double)ready.pop.help .success) / totalR;
	170	sstr \| "- help : " \| eng3(ready.pop.help .success) \| "-"\| ws(3, 3, rHlp_pc) \| '%'
[78ea291]	171	\| " (" \| eng3(ready.pop.help .attempt) \| " try)";
[986cb99]	172	double rStl_pc = (100.0 * (double)ready.pop.steal .success) / totalR;
	173	sstr \| "- steal : " \| eng3(ready.pop.steal .success) \| "-"\| ws(3, 3, rStl_pc) \| '%'
[78ea291]	174	\| " (" \| eng3(ready.pop.steal .attempt) \| " try)";
[986cb99]	175	double rSch_pc = (100.0 * (double)ready.pop.search.success) / totalR;
	176	sstr \| "- search : " \| eng3(ready.pop.search.success) \| "-"\| ws(3, 3, rSch_pc) \| '%'
[78ea291]	177	\| " (" \| eng3(ready.pop.search.attempt) \| " try)";
[986cb99]	178
[7cf3b1d]	179	sstr \| "- Idle Slp : " \| eng3(ready.sleep.halts) \| "halt," \| eng3(ready.sleep.cancels) \| "cancel,"
	180	\| eng3(ready.sleep.wakes + ready.sleep.early) \| '(' \| eng3(ready.sleep.early) \| ',' \| eng3(ready.sleep.seen) \| ')' \| " wake(early, seen),"
	181	\| eng3(ready.sleep.exits) \| "exit";
[941e14a]	182	sstr \| "- Preemption : " \| eng3(ready.threads.preempt.yield) \| "yields," \| eng3(ready.threads.preempt.rllfwd) \| "delayed";
[986cb99]	183	sstr \| nl;
[69fbc61]	184	}
	185
[5751a56]	186	#if defined(CFA_HAVE_LINUX_IO_URING_H)
[69fbc61]	187	if( flags & CFA_STATS_IO ) {
[78ea291]	188	sstr \| "----- " \| type \| " \"" \| name \| "\" (" \| "" \| id \| "" \| ") - I/O Stats -----";
[986cb99]	189
[d60d30e]	190	uint64_t total_allocs = io.alloc.fast + io.alloc.slow;
[69fbc61]	191
[d60d30e]	192	uint64_t total_submits = io.submit.fast + io.submit.slow;
[78ea291]	193	sstr \| "- totals : allc" \| eng3(io.alloc .fast) \| nonl;
	194	if(io.alloc.slow) {
	195	double avgfasta = (100.0 * (double)io.alloc.fast) / total_allocs;
	196	sstr \| "fast," \| eng3(io.alloc .slow) \| "slow (" \| ws(3, 3, avgfasta) \| "%)" \| nonl;
	197	}
	198	sstr \| " - subm" \| eng3(io.submit.fast) \| nonl;
	199	if(io.alloc.slow) {
	200	double avgfasts = (100.0 * (double)io.submit.fast) / total_submits;
	201	sstr \| "fast," \| eng3(io.submit.slow) \| "slow (" \| ws(3, 3, avgfasts) \| "%)" \| nonl;
	202	}
[7ce8873]	203	sstr \| " - eager" \| eng3(io.submit.eagr) \| nonl;
	204	sstr \| " - no-wait" \| eng3(io.submit.nblk) \| nonl;
[78ea291]	205	sstr \| nl;
[986cb99]	206
[78ea291]	207	if(io.alloc.fail \|\| io.alloc.revoke \|\| io.alloc.block)
	208	sstr \| "- failures : " \| eng3(io.alloc.fail) \| "oom, " \| eng3(io.alloc.revoke) \| "rvk, " \| eng3(io.alloc.block) \| "blk";
[70b4aeb9]	209	// if(io.flush.external)
	210	// sstr \| "- flush external : " \| eng3(io.flush.external);
[69fbc61]	211
[dddb3dd0]	212	double avgsubs = ((double)io.calls.submitted) / io.calls.flush;
	213	double avgcomp = ((double)io.calls.completed) / io.calls.drain;
[78ea291]	214	sstr \| "- syscll : "
[70b4aeb9]	215	\| " sub " \| eng3(io.calls.submitted) \| "/" \| eng3(io.calls.flush) \| "(" \| ws(3, 3, avgsubs) \| "/flush)"
	216	\| " - cmp " \| eng3(io.calls.completed) \| "/" \| eng3(io.calls.drain) \| "(" \| ws(3, 3, avgcomp) \| "/drain)"
[54c1196]	217	\| " - cmp " \| eng3(io.calls.locked) \| "locked, " \| eng3(io.calls.helped) \| "helped"
[78ea291]	218	\| " - " \| eng3(io.calls.errors.busy) \| " EBUSY";
[70b4aeb9]	219	sstr \| " - sub: " \| eng3(io.flush.full) \| "full, " \| eng3(io.flush.dirty) \| "drty, " \| eng3(io.flush.idle) \| "idle, " \| eng3(io.flush.eager) \| "eagr, " \| eng3(io.flush.external) \| "ext";
[db614d0]	220	sstr \| "- ops blk: "
	221	\| " sk rd: " \| eng3(io.ops.sockread) \| "epll: " \| eng3(io.ops.epllread)
	222	\| " sk wr: " \| eng3(io.ops.sockwrite) \| "epll: " \| eng3(io.ops.epllwrite);
[986cb99]	223	sstr \| nl;
[69fbc61]	224	}
[c34ebf2]	225	#endif
[986cb99]	226
	227	if(flags) write( sstr, stdout );
[8834751]	228	}
[73f4d08]	229
	230	#if defined(CFA_STATS_ARRAY)
	231	extern "C" {
	232	#include <stdio.h>
	233	#include <errno.h>
	234	#include <sys/stat.h>
	235	#include <fcntl.h>
	236	}
	237
	238	void __flush_stat( struct __stats_t * this, const char * name, void * handle) {
	239	int ret = mkdir(".cfadata", 0755);
	240	if(ret < 0 && errno != EEXIST) abort("Failed to create directory .cfadata: %d\n", errno);
	241
	242	char filename[100];
	243	snprintf(filename, 100, ".cfadata/%s%p.data", name, handle);
	244
	245	int fd = open(filename, O_WRONLY \| O_APPEND \| O_CREAT, 0644);
	246	if(fd < 0) abort("Failed to create file %s: %d\n", filename, errno);
	247
	248	for(i; this->array.cnt) {
	249	char line[100];
	250	size_t n = snprintf(line, 100, "%llu, %lld\n", this->array.values[i].ts, this->array.values[i].value);
	251	write(fd, line, n);
	252	}
	253
	254	this->array.cnt = 0;
	255	close(fd);
	256	}
	257
	258	static __spinlock_t stats_lock;
	259
	260	void __push_stat( struct __stats_t * this, int64_t value, bool external, const char * name, void * handle ) {
	261	if(external) lock(stats_lock __cfaabi_dbg_ctx2);
	262
	263	if( this->array.cnt >= CFA_STATS_ARRAY ) __flush_stat( this, name, handle );
	264
	265	size_t idx = this->array.cnt;
	266	this->array.cnt++;
	267
	268	if(external) unlock(stats_lock);
	269
	270	this->array.values[idx].ts = rdtscl();
	271	this->array.values[idx].value = value;
	272	}
	273	#endif
[bbbd2c4]	274	#endif

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