| 14 |
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#include <sys/types.h> |
| 15 |
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#include <sys/stat.h> |
| 16 |
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|
| 17 |
+ |
#ifndef MAXQTIME |
| 18 |
+ |
#define MAXQTIME 5 /* target maximum seconds in queue */ |
| 19 |
+ |
#endif |
| 20 |
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/* the following must be consistent with rholo.h */ |
| 21 |
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int NVARS = NRHVARS; /* total number of variables */ |
| 22 |
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|
| 51 |
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long npacksdone = 0L; /* number of packets done */ |
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|
| 53 |
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PACKET *freepacks; /* available packets */ |
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int avgqlen; /* average queue length when full */ |
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|
| 56 |
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char *sigerr[NSIG]; /* signal error messages */ |
| 57 |
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|
| 63 |
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char *argv[]; |
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{ |
| 65 |
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int i; |
| 66 |
< |
/* mark start time */ |
| 63 |
< |
starttime = time(NULL); |
| 66 |
> |
|
| 67 |
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initurand(16384); /* initialize urand */ |
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progname = argv[0]; /* get arguments */ |
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for (i = 1; i < argc && argv[i][0] == '-'; i++) |
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goto userr; |
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} |
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/* get root file name */ |
| 94 |
+ |
if (i >= argc) |
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+ |
goto userr; |
| 96 |
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rootname(froot, hdkfile=argv[i++]); |
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/* load variables? */ |
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if (i < argc) |
| 109 |
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} |
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/* check settings */ |
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checkvalues(); |
| 112 |
< |
/* load RIF if any */ |
| 113 |
< |
getradfile(); |
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> |
/* load RIF if rtrace */ |
| 113 |
> |
if (ncprocs) |
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> |
getradfile(); |
| 115 |
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|
| 116 |
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if (hdlist[0] == NULL) { /* create new holodeck */ |
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HDGRID hdg[HDMAX]; |
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maxdisk = 0; |
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else |
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maxdisk = 1024.*1024.*vflt(DISKSPACE); |
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– |
/* record end time */ |
| 201 |
– |
if (!vdef(TIME) || vflt(TIME) <= FTINY) |
| 202 |
– |
endtime = 0; |
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– |
else |
| 204 |
– |
endtime = starttime + vflt(TIME)*3600. + .5; |
| 206 |
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/* set up memory cache */ |
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if (outdev == NULL) |
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hdcachesize = 0; /* manual flushing */ |
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if (*s && freopen(s, "a", stderr) == NULL) |
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quit(2); |
| 216 |
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} |
| 217 |
+ |
/* mark the starting time */ |
| 218 |
+ |
starttime = time(NULL); |
| 219 |
+ |
/* compute end time */ |
| 220 |
+ |
if (!vdef(TIME) || vflt(TIME) <= FTINY) |
| 221 |
+ |
endtime = 0; |
| 222 |
+ |
else |
| 223 |
+ |
endtime = starttime + vflt(TIME)*3600. + .5; |
| 224 |
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/* start rtrace */ |
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if (ncprocs > 0) { |
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i = start_rtrace(); |
| 234 |
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freepacks = (PACKET *)bmalloc(i*sizeof(PACKET)); |
| 235 |
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if (freepacks == NULL) |
| 236 |
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goto memerr; |
| 237 |
+ |
if (!(avgqlen = i/nprocs)) /* record mean queue length */ |
| 238 |
+ |
avgqlen = 1; |
| 239 |
|
freepacks[--i].nr = 0; |
| 240 |
|
freepacks[i].next = NULL; |
| 241 |
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if (!vdef(OBSTRUCTIONS) || !vbool(OBSTRUCTIONS)) { |
| 272 |
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|
| 273 |
|
rholo() /* holodeck main loop */ |
| 274 |
|
{ |
| 275 |
< |
static int idle = 1; |
| 275 |
> |
static int idle = 0; |
| 276 |
|
PACKET *pl = NULL, *plend; |
| 277 |
+ |
int pksiz; |
| 278 |
|
register PACKET *p; |
| 279 |
|
time_t t; |
| 280 |
< |
long l; |
| 281 |
< |
|
| 271 |
< |
if (outdev != NULL) /* check display */ |
| 272 |
< |
if (!disp_check(idle)) |
| 273 |
< |
return(0); |
| 274 |
< |
/* display only? */ |
| 275 |
< |
if (nprocs <= 0) { |
| 280 |
> |
/* check display */ |
| 281 |
> |
if (nprocs <= 0) |
| 282 |
|
idle = 1; |
| 283 |
< |
return(outdev != NULL); |
| 284 |
< |
} |
| 283 |
> |
if (outdev != NULL) { |
| 284 |
> |
if (!disp_check(idle)) |
| 285 |
> |
return(0); /* quit request */ |
| 286 |
> |
if (nprocs <= 0) |
| 287 |
> |
return(1); |
| 288 |
> |
} else if (idle) |
| 289 |
> |
return(0); /* all done */ |
| 290 |
|
/* check file size */ |
| 291 |
|
if (maxdisk > 0 && hdfilen(hdlist[0]->fd) >= maxdisk) { |
| 292 |
|
error(WARNING, "file limit exceeded"); |
| 293 |
|
done_rtrace(); |
| 294 |
|
return(1); /* comes back */ |
| 295 |
|
} |
| 296 |
< |
/* check time */ |
| 286 |
< |
if (endtime > 0 || reporttime > 0) |
| 287 |
< |
t = time(NULL); |
| 296 |
> |
t = time(NULL); /* check time */ |
| 297 |
|
if (endtime > 0 && t >= endtime) { |
| 298 |
|
error(WARNING, "time limit exceeded"); |
| 299 |
|
done_rtrace(); |
| 301 |
|
} |
| 302 |
|
if (reporttime > 0 && t >= reporttime) |
| 303 |
|
report(t); |
| 304 |
+ |
/* figure out good packet size */ |
| 305 |
+ |
#if MAXQTIME |
| 306 |
+ |
pksiz = nraysdone*MAXQTIME/(avgqlen*(t - starttime + 1L)); |
| 307 |
+ |
if (pksiz < 1) |
| 308 |
+ |
pksiz = 1; |
| 309 |
+ |
else if (pksiz > RPACKSIZ) |
| 310 |
+ |
#endif |
| 311 |
+ |
pksiz = RPACKSIZ; |
| 312 |
|
idle = 0; /* get packets to process */ |
| 313 |
|
while (freepacks != NULL) { |
| 314 |
|
p = freepacks; freepacks = p->next; p->next = NULL; |
| 315 |
< |
if (!next_packet(p)) { |
| 315 |
> |
if (!next_packet(p, pksiz)) { |
| 316 |
|
p->next = freepacks; freepacks = p; |
| 317 |
|
idle = 1; |
| 318 |
|
break; |
| 497 |
|
if (outdev != NULL) /* display it */ |
| 498 |
|
disp_packet((PACKHEAD *)p); |
| 499 |
|
if (hdcachesize <= 0) /* manual flushing */ |
| 500 |
< |
n2flush += p->nr; |
| 500 |
> |
n2flush++; |
| 501 |
|
nraysdone += p->nr; |
| 502 |
|
npacksdone++; |
| 503 |
+ |
p->nr = 0; |
| 504 |
|
} |
| 505 |
< |
p->nr = 0; /* push onto free list */ |
| 488 |
< |
p->next = freepacks; |
| 505 |
> |
p->next = freepacks; /* push onto free list */ |
| 506 |
|
freepacks = p; |
| 507 |
|
} |
| 508 |
< |
if (n2flush > 512*RPACKSIZ*nprocs) { |
| 508 |
> |
if (n2flush > 300/MAXQTIME*avgqlen*nprocs) { |
| 509 |
|
hdflush(NULL); /* flush holodeck buffers */ |
| 510 |
|
n2flush = 0; |
| 511 |
|
} |