/* -----------------------------------------------------------------------------
*
- * (c) The GHC Team, 1998-2004
+ * (c) The GHC Team, 1998-2005
*
* Statistics and timing-related functions.
*
static int TicksPerSecond = 0;
static TICK_TYPE ElapsedTimeStart = 0;
-static TICK_TYPE CurrentElapsedTime = 0;
-static TICK_TYPE CurrentUserTime = 0;
static TICK_TYPE InitUserTime = 0;
static TICK_TYPE InitElapsedTime = 0;
static ullong GC_tot_alloc = 0;
static ullong GC_tot_copied = 0;
+static ullong GC_tot_scavd_copied = 0;
static TICK_TYPE GC_start_time = 0, GC_tot_time = 0; /* User GC Time */
static TICK_TYPE GCe_start_time = 0, GCe_tot_time = 0; /* Elapsed GC time */
static TICK_TYPE *GC_coll_times;
-static void getTimes(void);
+static void getTimes( long *elapsed, long *user );
static nat pageFaults(void);
-static void statsPrintf( char *s, ... );
+static void statsPrintf( char *s, ... )
+ GNUC3_ATTRIBUTE(format (printf, 1, 2));
+
static void statsFlush( void );
static void statsClose( void );
#if defined(mingw32_HOST_OS) || defined(cygwin32_HOST_OS)
/* cygwin32 or mingw32 version */
static void
-getTimes(void)
+getTimes( TICK_TYPE *elapsed, TICK_TYPE *user )
{
static int is_win9x = -1;
if (!GetProcessTimes (GetCurrentProcess(), &creationTime,
&exitTime, &kernelTime, &userTime)) {
/* Probably on a Win95 box..*/
- CurrentElapsedTime = 0;
- CurrentUserTime = 0;
+ *elapsed = 0;
+ *user = 0;
return;
}
}
FT2longlong(kT,kernelTime);
FT2longlong(uT,userTime);
- CurrentElapsedTime = uT + kT;
- CurrentUserTime = uT;
+ *elapsed = uT + kT;
+ *user = uT;
if (is_win9x) {
/* Adjust for the fact that we're using system time & not
process time on Win9x. */
- CurrentUserTime -= ElapsedTimeStart;
- CurrentElapsedTime -= ElapsedTimeStart;
+ *user -= ElapsedTimeStart;
+ *elapsed -= ElapsedTimeStart;
}
}
#else /* !win32 */
static void
-getTimes(void)
+getTimes( TICK_TYPE *user, TICK_TYPE *elapsed )
{
#ifndef HAVE_TIMES
struct tms t;
clock_t r = times(&t);
- CurrentElapsedTime = r;
- CurrentUserTime = t.tms_utime;
+ *elapsed = r;
+ *user = t.tms_utime;
#endif
-
}
#endif /* !win32 */
double
mut_user_time( void )
{
- getTimes();
- return TICK_TO_DBL(CurrentUserTime - GC_tot_time - PROF_VAL(RP_tot_time + HC_tot_time));
+ TICK_TYPE user, elapsed;
+ getTimes(&user, &elapsed);
+ return TICK_TO_DBL(user - GC_tot_time - PROF_VAL(RP_tot_time + HC_tot_time));
}
#ifdef PROFILING
void
stat_startInit(void)
{
+ TICK_TYPE user, elapsed;
+
/* Determine TicksPerSecond ... */
#if defined(CLK_TCK) /* defined by POSIX */
TicksPerSecond = CLK_TCK;
TicksPerSecond = 60;
#endif
- getTimes();
- ElapsedTimeStart = CurrentElapsedTime;
+ getTimes( &user, &elapsed );
+ ElapsedTimeStart = elapsed;
}
void
stat_endInit(void)
{
- getTimes();
- InitUserTime = CurrentUserTime;
- InitElapsedStamp = CurrentElapsedTime;
- if (ElapsedTimeStart > CurrentElapsedTime) {
+ TICK_TYPE user, elapsed;
+ getTimes( &user, &elapsed );
+ InitUserTime = user;
+ InitElapsedStamp = elapsed;
+ if (ElapsedTimeStart > elapsed) {
InitElapsedTime = 0;
} else {
- InitElapsedTime = CurrentElapsedTime - ElapsedTimeStart;
+ InitElapsedTime = elapsed - ElapsedTimeStart;
}
}
void
stat_startExit(void)
{
- getTimes();
- MutElapsedStamp = CurrentElapsedTime;
- MutElapsedTime = CurrentElapsedTime - GCe_tot_time -
+ TICK_TYPE user, elapsed;
+ getTimes( &user, &elapsed );
+
+ MutElapsedStamp = elapsed;
+ MutElapsedTime = elapsed - GCe_tot_time -
PROF_VAL(RPe_tot_time + HCe_tot_time) - InitElapsedStamp;
if (MutElapsedTime < 0) { MutElapsedTime = 0; } /* sometimes -0.00 */
- /* for SMP, we don't know the mutator time yet, we have to inspect
+ /* for threads, we don't know the mutator time yet, we have to inspect
* all the running threads to find out, and they haven't stopped
* yet. So we just timestamp MutUserTime at this point so we can
* calculate the EXIT time. The real MutUserTime is calculated
* in stat_exit below.
*/
-#ifdef SMP
- MutUserTime = CurrentUserTime;
+#if defined(THREADED_RTS)
+ MutUserTime = user;
#else
- MutUserTime = CurrentUserTime - GC_tot_time - PROF_VAL(RP_tot_time + HC_tot_time) - InitUserTime;
+ MutUserTime = user - GC_tot_time - PROF_VAL(RP_tot_time + HC_tot_time) - InitUserTime;
if (MutUserTime < 0) { MutUserTime = 0; }
#endif
}
void
stat_endExit(void)
{
- getTimes();
-#ifdef SMP
- ExitUserTime = CurrentUserTime - MutUserTime;
+ TICK_TYPE user, elapsed;
+ getTimes( &user, &elapsed );
+
+#if defined(THREADED_RTS)
+ ExitUserTime = user - MutUserTime;
#else
- ExitUserTime = CurrentUserTime - MutUserTime - GC_tot_time - PROF_VAL(RP_tot_time + HC_tot_time) - InitUserTime;
+ ExitUserTime = user - MutUserTime - GC_tot_time - PROF_VAL(RP_tot_time + HC_tot_time) - InitUserTime;
#endif
- ExitElapsedTime = CurrentElapsedTime - MutElapsedStamp;
+ ExitElapsedTime = elapsed - MutElapsedStamp;
if (ExitUserTime < 0) {
ExitUserTime = 0;
}
stat_startGC(void)
{
nat bell = RtsFlags.GcFlags.ringBell;
+ TICK_TYPE user, elapsed;
+
if (bell) {
if (bell > 1) {
}
#if defined(PROFILING) || defined(DEBUG)
- getTimes();
- GC_start_time = CurrentUserTime; /* needed in mut_user_time_during_GC() */
+ getTimes( &user, &elapsed );
+ GC_start_time = user; /* needed in mut_user_time_during_GC() */
#endif
if (RtsFlags.GcFlags.giveStats != NO_GC_STATS) {
#if !defined(PROFILING) && !defined(DEBUG)
- getTimes();
- GC_start_time = CurrentUserTime;
+ getTimes( &user, &elapsed );
+ GC_start_time = user;
#endif
- GCe_start_time = CurrentElapsedTime;
+ GCe_start_time = elapsed;
if (RtsFlags.GcFlags.giveStats) {
GC_start_faults = pageFaults();
}
-------------------------------------------------------------------------- */
void
-stat_endGC(lnat alloc, lnat collect, lnat live, lnat copied, lnat gen)
+stat_endGC (lnat alloc, lnat collect, lnat live, lnat copied,
+ lnat scavd_copied, lnat gen)
{
+ TICK_TYPE user, elapsed;
+
if (RtsFlags.GcFlags.giveStats != NO_GC_STATS) {
TICK_TYPE time, etime, gc_time, gc_etime;
- getTimes();
- time = CurrentUserTime;
- etime = CurrentElapsedTime;
+ getTimes( &user, &elapsed );
+ time = user;
+ etime = elapsed;
gc_time = time - GC_start_time;
gc_etime = etime - GCe_start_time;
GC_coll_times[gen] += gc_time;
GC_tot_copied += (ullong) copied;
+ GC_tot_scavd_copied += (ullong) scavd_copied;
GC_tot_alloc += (ullong) alloc;
GC_tot_time += gc_time;
GCe_tot_time += gc_etime;
-#ifdef SMP
+#if defined(THREADED_RTS)
{
- nat i;
- pthread_t me = pthread_self();
-
- for (i = 0; i < RtsFlags.ParFlags.nNodes; i++) {
- if (me == task_ids[i].id) {
- task_ids[i].gc_time += gc_time;
- task_ids[i].gc_etime += gc_etime;
- break;
- }
+ Task *task;
+ if ((task = myTask()) != NULL) {
+ task->gc_time += gc_time;
+ task->gc_etime += gc_etime;
}
}
#endif
void
stat_startRP(void)
{
- getTimes();
- RP_start_time = CurrentUserTime;
- RPe_start_time = CurrentElapsedTime;
+ TICK_TYPE user, elapsed;
+ getTimes( &user, &elapsed );
+
+ RP_start_time = user;
+ RPe_start_time = elapsed;
}
#endif /* PROFILING */
#endif
double averageNumVisit)
{
- getTimes();
- RP_tot_time += CurrentUserTime - RP_start_time;
- RPe_tot_time += CurrentElapsedTime - RPe_start_time;
+ TICK_TYPE user, elapsed;
+ getTimes( &user, &elapsed );
+
+ RP_tot_time += user - RP_start_time;
+ RPe_tot_time += elapsed - RPe_start_time;
fprintf(prof_file, "Retainer Profiling: %d, at %f seconds\n",
retainerGeneration, mut_user_time_during_RP());
void
stat_startHeapCensus(void)
{
- getTimes();
- HC_start_time = CurrentUserTime;
- HCe_start_time = CurrentElapsedTime;
+ TICK_TYPE user, elapsed;
+ getTimes( &user, &elapsed );
+
+ HC_start_time = user;
+ HCe_start_time = elapsed;
}
#endif /* PROFILING */
void
stat_endHeapCensus(void)
{
- getTimes();
- HC_tot_time += CurrentUserTime - HC_start_time;
- HCe_tot_time += CurrentElapsedTime - HCe_start_time;
+ TICK_TYPE user, elapsed;
+ getTimes( &user, &elapsed );
+
+ HC_tot_time += user - HC_start_time;
+ HCe_tot_time += elapsed - HCe_start_time;
}
#endif /* PROFILING */
stat_workerStop
Called under SMP when a worker thread finishes. We drop the timing
- stats for this thread into the task_ids struct for that thread.
+ stats for this thread into the taskTable struct for that thread.
-------------------------------------------------------------------------- */
-#if defined(SMP)
void
-stat_workerStop(void)
+stat_getTimes ( long *currentElapsedTime,
+ long *currentUserTime,
+ long *elapsedGCTime )
{
- nat i;
- pthread_t me = pthread_self();
-
- getTimes();
-
- for (i = 0; i < RtsFlags.ParFlags.nNodes; i++) {
- if (task_ids[i].id == me) {
- task_ids[i].mut_time = CurrentUserTime - task_ids[i].gc_time;
- task_ids[i].mut_etime = CurrentElapsedTime
- - GCe_tot_time
- - task_ids[i].elapsedtimestart;
- if (task_ids[i].mut_time < 0.0) { task_ids[i].mut_time = 0.0; }
- if (task_ids[i].mut_etime < 0.0) { task_ids[i].mut_etime = 0.0; }
- }
- }
+ getTimes(currentUserTime, currentElapsedTime);
+ *elapsedGCTime = GCe_tot_time;
}
-#endif
-
-#if defined(SMP)
-long int stat_getElapsedTime ()
-{
- getTimes();
- return CurrentElapsedTime;
-}
-#endif
/* -----------------------------------------------------------------------------
Called at the end of execution
void
stat_exit(int alloc)
{
+ TICK_TYPE user, elapsed;
+
if (RtsFlags.GcFlags.giveStats != NO_GC_STATS) {
char temp[BIG_STRING_LEN];
TICK_TYPE etime;
nat g, total_collections = 0;
- getTimes();
- time = CurrentUserTime;
- etime = CurrentElapsedTime - ElapsedTimeStart;
+ getTimes( &user, &elapsed );
+ etime = elapsed - ElapsedTimeStart;
GC_tot_alloc += alloc;
- /* avoid divide by zero if time is measured as 0.00 seconds -- SDM */
- if (time == 0.0) time = 1;
- if (etime == 0.0) etime = 1;
-
/* Count total garbage collections */
for (g = 0; g < RtsFlags.GcFlags.generations; g++)
total_collections += generations[g].collections;
- /* For SMP, we have to get the user time from each thread
+ /* For THREADED_RTS, we have to get the user time from each Task
* and try to work out the total time.
*/
-#ifdef SMP
- { nat i;
+#if defined(THREADED_RTS)
+ {
+ Task *task;
MutUserTime = 0.0;
- for (i = 0; i < RtsFlags.ParFlags.nNodes; i++) {
- MutUserTime += task_ids[i].mut_time;
+ for (task = all_tasks; task != NULL; task = task->all_link) {
+ MutUserTime += task->mut_time;
}
}
time = MutUserTime + GC_tot_time + InitUserTime + ExitUserTime;
if (MutUserTime < 0) { MutUserTime = 0; }
+#else
+ time = user;
#endif
+ /* avoid divide by zero if time is measured as 0.00 seconds -- SDM */
+ if (time == 0.0) time = 1;
+ if (etime == 0.0) etime = 1;
+
if (RtsFlags.GcFlags.giveStats >= VERBOSE_GC_STATS) {
statsPrintf("%9ld %9.9s %9.9s", (lnat)alloc*sizeof(W_), "", "");
statsPrintf(" %5.2f %5.2f\n\n", 0.0, 0.0);
ullong_format_string(GC_tot_copied*sizeof(W_),
temp, rtsTrue/*commas*/);
- statsPrintf("%11s bytes copied during GC\n", temp);
+ statsPrintf("%11s bytes copied during GC (scavenged)\n", temp);
+ ullong_format_string(GC_tot_scavd_copied*sizeof(W_),
+ temp, rtsTrue/*commas*/);
+ statsPrintf("%11s bytes copied during GC (not scavenged)\n", temp);
+
if ( ResidencySamples > 0 ) {
ullong_format_string(MaxResidency*sizeof(W_),
temp, rtsTrue/*commas*/);
statsPrintf("\n%11ld Mb total memory in use\n\n",
mblocks_allocated * MBLOCK_SIZE / (1024 * 1024));
-#ifdef SMP
+#if defined(THREADED_RTS)
{
nat i;
- for (i = 0; i < RtsFlags.ParFlags.nNodes; i++) {
- statsPrintf(" Task %2d: MUT time: %6.2fs (%6.2fs elapsed)\n"
- " GC time: %6.2fs (%6.2fs elapsed)\n\n",
- i,
- TICK_TO_DBL(task_ids[i].mut_time),
- TICK_TO_DBL(task_ids[i].mut_etime),
- TICK_TO_DBL(task_ids[i].gc_time),
- TICK_TO_DBL(task_ids[i].gc_etime));
+ Task *task;
+ for (i = 0, task = all_tasks;
+ task != NULL;
+ i++, task = task->all_link) {
+ statsPrintf(" Task %2d %-8s : MUT time: %6.2fs (%6.2fs elapsed)\n"
+ " GC time: %6.2fs (%6.2fs elapsed)\n\n",
+ i,
+ (task->tso == NULL) ? "(worker)" : "(bound)",
+ TICK_TO_DBL(task->mut_time),
+ TICK_TO_DBL(task->mut_etime),
+ TICK_TO_DBL(task->gc_time),
+ TICK_TO_DBL(task->gc_etime));
}
}
#endif
if (RtsFlags.GcFlags.giveStats == ONELINE_GC_STATS) {
/* print the long long separately to avoid bugginess on mingwin (2001-07-02, mingw-0.5) */
- statsPrintf("<<ghc: %llu bytes, ", GC_tot_alloc*sizeof(W_));
+ statsPrintf("<<ghc: %llu bytes, ", GC_tot_alloc*(ullong)sizeof(W_));
statsPrintf("%d GCs, %ld/%ld avg/max bytes residency (%ld samples), %luM in use, %.2f INIT (%.2f elapsed), %.2f MUT (%.2f elapsed), %.2f GC (%.2f elapsed) :ghc>>\n",
total_collections,
ResidencySamples == 0 ? 0 :
bdescr *bd;
step *step;
- debugBelch(" Gen Steps Max Mutable Step Blocks Live Large\n Blocks Closures Closures Objects\n");
+ debugBelch(
+" Gen Steps Max Mutable Step Blocks Live Large\n"
+" Blocks Closures Objects\n");
mut = 0;
for (g = 0; g < RtsFlags.GcFlags.generations; g++) {
for (bd = step->large_objects, lge = 0; bd; bd = bd->link)
lge++;
live = 0;
- if (RtsFlags.GcFlags.generations == 1) {
- bd = step->to_blocks;
- } else {
- bd = step->blocks;
- }
+ bd = step->blocks;
for (; bd; bd = bd->link) {
live += (bd->free - bd->start) * sizeof(W_);
}
if (s != 0) {
- debugBelch("%46s","");
+ debugBelch("%36s","");
}
debugBelch("%6d %8d %8d %8d\n", s, step->n_blocks,
live, lge);
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