int
stats_update(int type, strand_t *s, newstats_t *stats, uint64_t size,
uint64_t count)
{
if (DISABLED_STATS(options))
return (0);
switch (type) {
case FLOWOP_BEGIN:
if (ENABLED_FLOWOP_STATS(options) ||
ENABLED_HISTORY_STATS(options)) {
return (newstat_begin(s, stats, 0, 0));
}
return (0);
case FLOWOP_END:
/* We update the strand stats instead of having a global one */
STRAND_STAT(s)->size += size*count; /* Thread safe */
STRAND_STAT(s)->count += count; /* Thread safe */
if (ENABLED_FLOWOP_STATS(options) ||
ENABLED_HISTORY_STATS(options)) {
int err = newstat_end(s, stats, size, count);
if (ENABLED_HISTORY_STATS(options)) {
history_record(s, NSTAT_FLOWOP, stats->end_time,
stats->end_time - stats->time_used_start);
}
return (err);
}
return (0);
case TXN_BEGIN:
if (ENABLED_TXN_STATS(options))
return (newstat_begin(s, stats, 0, 0));
return (0);
case GROUP_BEGIN:
if (ENABLED_GROUP_STATS(options))
return (newstat_begin(s, stats, 0, 0));
return (0);
case TXN_END:
if (ENABLED_TXN_STATS(options))
return (newstat_end(s, stats, 0, count));
return (0);
case GROUP_END:
if (ENABLED_GROUP_STATS(options))
return (newstat_end(s, stats, 0, count));
return (0);
}
return (0);
}
int
master(workorder_t *w)
{
int rc;
int i;
int thr_count;
int nthr, nproc;
int id;
int goodbye_timeout = UPERF_GOODBYE_TIMEOUT;
hrtime_t start, stop;
uperf_shm_t *shm;
goodbye_stat_t gtotal;
int error;
if ((shm = master_init(w)) == NULL)
exit(1);
/*
* We need to get the total number of threads to arm the
* start, and end barriers.
*/
nproc = workorder_num_strands_bytype(w, STRAND_TYPE_PROCESS);
nthr = workorder_num_strands_bytype(w, STRAND_TYPE_THREAD);
thr_count = nproc + nthr;
if (handshake(shm, w) != UPERF_SUCCESS) {
uperf_info("Error in handshake\n");
shm_fini(shm);
exit(1);
}
if (nthr == 0 && nproc != 0) {
(void) printf("Starting %d processes running profile:%s ... ",
thr_count, w->name);
} else if (nproc == 0 && nthr != 0) {
(void) printf("Starting %d threads running profile:%s ... ",
thr_count, w->name);
} else {
(void) printf(
"Starting %d threads, %d processes running profile:%s ... ",
nthr, nproc, w->name);
}
(void) fflush(stdout);
start = GETHRTIME();
/* Traverse through the worklist and create threads */
id = 0;
for (i = 0; i < w->ngrp; i++) {
w->grp[i].groupid = i;
if (shm->global_error > 0)
break;
if (spawn_strands_group(shm, &w->grp[i], id) != 0)
shm->global_error++;
id += w->grp[i].nthreads;
}
if (shm->global_error > 0) {
master_prepare_to_exit(shm);
shm_fini(shm);
return (UPERF_FAILURE);
}
stop = GETHRTIME();
(void) printf(" %5.2f seconds\n", (stop-start)/1.0e+9);
(void) fflush(stdout);
/* Handshake end */
if (handshake_end_master(shm, w) != UPERF_SUCCESS) {
return (UPERF_FAILURE);
}
#ifdef ENABLE_NETSTAT
if (ENABLED_PACKET_STATS(options))
netstat_snap(SNAP_BEGIN);
#endif /* ENABLE_NETSTAT */
/*
* The main Loop.
* if either global_error is not 0 or master_poll returns 1
* let wait_for_strands know that.
*/
newstat_begin(0, AGG_STAT(shm), 0, 0);
error = master_poll(shm);
if (error == 0 && shm->global_error != 0)
error = shm->global_error;
(void) wait_for_strands(shm, error);
newstat_end(0, AGG_STAT(shm), 0, 0);
shm->current_time = GETHRTIME();
#ifdef ENABLE_NETSTAT
if (ENABLED_PACKET_STATS(options))
netstat_snap(SNAP_END);
#endif /* ENABLE_NETSTAT */
if (ENABLED_STATS(options)) {
print_summary(AGG_STAT(shm), 0);
}
if (shm->global_error > 0) {
/* decrease timeout coz no point in waiting */
goodbye_timeout = 1000;
}
if (ENABLED_GROUP_STATS(options))
print_group_details(shm);
if (ENABLED_THREAD_STATS(options))
print_strand_details(shm);
if (ENABLED_TXN_STATS(options))
print_txn_averages(shm);
if (ENABLED_FLOWOP_STATS(options))
print_flowop_averages(shm);
#ifdef ENABLE_NETSTAT
if (ENABLED_PACKET_STATS(options))
print_netstat();
#endif /* ENABLE_NETSTAT */
if (ENABLED_ERROR_STATS(options)) {
goodbye_stat_t local;
(void) memset(>otal, 0, sizeof (goodbye_stat_t));
if ((rc = say_goodbyes_and_close(>otal, goodbye_timeout))
== 0) {
update_aggr_stat(shm);
local.elapsed_time = (AGG_STAT(shm))->end_time
- (AGG_STAT(shm))->start_time;
local.error = 0;
local.bytes_xfer = (AGG_STAT(shm))->size;
local.count = (AGG_STAT(shm))->count;
print_goodbye_stat("master", &local);
print_difference(local, gtotal);
}
}
uperf_log_flush();
if (ENABLED_HISTORY_STATS(options)) {
(void) fclose(options.history_fd);
}
/* Cleanup */
if (shm->global_error != 0) {
(void) printf("\nWARNING: Errors detected during run\n");
shm_fini(shm);
exit(1);
}
shm_fini(shm);
return (rc);
}