11 |
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#include "rholo.h" |
12 |
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#include "random.h" |
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#include <signal.h> |
14 |
– |
#include <sys/types.h> |
14 |
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#include <sys/stat.h> |
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|
17 |
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#ifndef RTFLUSH |
18 |
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#define RTFLUSH 0 /* flush one at a time in batch */ |
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#endif |
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#ifndef FRAGWARN |
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#define FRAGWARN 20 /* fragmentation for warning (%) */ |
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#endif |
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#ifndef MAXQTIME |
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#define MAXQTIME 5 /* target maximum seconds in queue */ |
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#endif |
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+ |
/* manual cache flushing frequency */ |
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+ |
#ifndef RTFLUSH |
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+ |
#if MAXQTIME |
25 |
+ |
#define RTFLUSH (300/MAXQTIME*totqlen) /* <= 5 minutes */ |
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+ |
#else |
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+ |
#define RTFLUSH (50*totqlen) /* just guess */ |
28 |
+ |
#endif |
29 |
+ |
#endif |
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/* the following must be consistent with rholo.h */ |
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int NVARS = NRHVARS; /* total number of variables */ |
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|
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long npacksdone = 0L; /* number of packets done */ |
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|
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PACKET *freepacks; /* available packets */ |
62 |
< |
int totqlen; /* maximum queue length when full */ |
62 |
> |
int totqlen; /* maximum queue length (number of packets) */ |
63 |
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|
64 |
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char *sigerr[NSIG]; /* signal error messages */ |
65 |
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|
216 |
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maxdisk = 1024.*1024.*vflt(DISKSPACE); |
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/* set up memory cache */ |
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if (outdev == NULL) |
219 |
< |
hdcachesize = 0; /* manual flushing */ |
219 |
> |
hdcachesize = 0; /* manual flushing */ |
220 |
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else if (vdef(CACHE)) |
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hdcachesize = 1024.*1024.*vflt(CACHE); |
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/* open report file */ |
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sigdie(SIGXCPU, "CPU limit exceeded"); |
272 |
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sigdie(SIGXFSZ, "File size exceeded"); |
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#endif |
274 |
< |
/* protect holodeck file */ |
274 |
> |
/* protect holodeck file */ |
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orig_mode = resfmode(hdlist[0]->fd, ncprocs>0 ? 0 : 0444); |
276 |
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return; |
277 |
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memerr: |
322 |
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if (reporttime > 0 && t >= reporttime) |
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report(t); |
324 |
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/* figure out good packet size */ |
325 |
+ |
pksiz = RPACKSIZ; |
326 |
|
#if MAXQTIME |
327 |
< |
pksiz = nraysdone*MAXQTIME/(totqlen*(t - starttime + 1L)); |
328 |
< |
if (pksiz < 1) |
329 |
< |
pksiz = 1; |
330 |
< |
else if (pksiz > RPACKSIZ) |
327 |
> |
if (!chunkycmp) { |
328 |
> |
pksiz = nraysdone*MAXQTIME/(totqlen*(t - starttime + 1L)); |
329 |
> |
if (pksiz < 1) pksiz = 1; |
330 |
> |
else if (pksiz > RPACKSIZ) pksiz = RPACKSIZ; |
331 |
> |
} |
332 |
|
#endif |
327 |
– |
pksiz = RPACKSIZ; |
333 |
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idle = 0; /* get packets to process */ |
334 |
|
while (freepacks != NULL) { |
335 |
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p = freepacks; freepacks = p->next; p->next = NULL; |
521 |
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p->nr*sizeof(RAYVAL)); |
522 |
|
if (outdev != NULL) /* display it */ |
523 |
|
disp_packet((PACKHEAD *)p); |
524 |
< |
if (hdcachesize <= 0) { |
520 |
< |
#if RTFLUSH |
521 |
< |
if (outdev == NULL) |
522 |
< |
hdfreebeam(hdlist[p->hd], p->bi); |
523 |
< |
#endif |
524 |
> |
if (hdcachesize <= 0) |
525 |
|
n2flush++; |
525 |
– |
} |
526 |
|
nraysdone += p->nr; |
527 |
|
npacksdone++; |
528 |
|
p->nr = 0; |
530 |
|
p->next = freepacks; /* push onto free list */ |
531 |
|
freepacks = p; |
532 |
|
} |
533 |
< |
#if MAXQTIME |
534 |
< |
if (n2flush > 300/MAXQTIME*totqlen) { |
535 |
< |
#else |
536 |
< |
if (n2flush > 50*totqlen) { |
537 |
< |
#endif |
538 |
< |
#if RTFLUSH |
539 |
< |
hdsync(NULL, outdev!=NULL); /* sync beams & directories */ |
540 |
< |
#else |
533 |
> |
if (n2flush >= RTFLUSH) { |
534 |
|
if (outdev != NULL) |
535 |
|
hdsync(NULL, 1); |
536 |
|
else |
537 |
|
hdflush(NULL); |
545 |
– |
#endif |
538 |
|
n2flush = 0; |
539 |
|
} |
540 |
|
} |