10 #define MAXNUM 10 /* maximum number of numbers on data line */
12 typedef struct Graph Graph;
13 typedef struct Machine Machine;
22 void (*newvalue)(Machine*, uvlong*, uvlong*, int);
23 void (*update)(Graph*, uvlong, uvlong);
48 /* /net/ether0/stats */
70 uvlong devsysstat[10];
71 uvlong prevsysstat[10];
74 uvlong netetherstats[8];
75 uvlong prevetherstats[8];
76 uvlong batterystats[2];
77 uvlong netetherifstats[2];
80 /* big enough to hold /dev/sysstat even with many processors */
96 Ysqueeze = 2, /* vertical squeezing of label text */
97 Labspace = 2, /* room around label */
98 Dot = 2, /* height of dot */
99 Opwid = 5, /* strlen("add ") or strlen("drop ") */
100 Nlab = 3, /* max number of labels on y axis */
101 Lablen = 16, /* max length of label */
102 Lx = 4, /* label tick length */
128 char *menu2str[Nmenu2+1] = {
151 void contextval(Machine*, uvlong*, uvlong*, int),
152 etherval(Machine*, uvlong*, uvlong*, int),
153 ethererrval(Machine*, uvlong*, uvlong*, int),
154 etherinval(Machine*, uvlong*, uvlong*, int),
155 etheroutval(Machine*, uvlong*, uvlong*, int),
156 faultval(Machine*, uvlong*, uvlong*, int),
157 intrval(Machine*, uvlong*, uvlong*, int),
158 inintrval(Machine*, uvlong*, uvlong*, int),
159 loadval(Machine*, uvlong*, uvlong*, int),
160 idleval(Machine*, uvlong*, uvlong*, int),
161 memval(Machine*, uvlong*, uvlong*, int),
162 swapval(Machine*, uvlong*, uvlong*, int),
163 syscallval(Machine*, uvlong*, uvlong*, int),
164 tlbmissval(Machine*, uvlong*, uvlong*, int),
165 tlbpurgeval(Machine*, uvlong*, uvlong*, int),
166 batteryval(Machine*, uvlong*, uvlong*, int),
167 signalval(Machine*, uvlong*, uvlong*, int),
168 tempval(Machine*, uvlong*, uvlong*, int);
170 Menu menu2 = {menu2str, nil};
172 void (*newvaluefn[Nmenu2])(Machine*, uvlong*, uvlong*, int init) = {
193 Image *cols[Ncolor][3];
197 char argchars[] = "8bceEfiImlnpstwz";
199 int parity; /* toggled to avoid patterns in textured background */
201 int ngraph; /* totaly number is ngraph*nmach */
206 int sleeptime = 1000;
208 char *procnames[NPROC] = {"main", "input"};
216 for(i=0; i<NPROC; i++)
217 if(pids[i] && pids[i]!=pid)
218 postnote(PNPROC, pids[i], "kill");
228 fprint(2, "stats: out of memory allocating %ld: %r\n", sz);
236 erealloc(void *v, ulong sz)
240 fprint(2, "stats: out of memory reallocating %ld: %r\n", sz);
250 if((t = strdup(s)) == nil) {
251 fprint(2, "stats: out of memory in strdup(%.10s): %r\n", s);
258 mkcol(int i, int c0, int c1, int c2)
260 cols[i][0] = allocimagemix(display, c0, DWhite);
261 cols[i][1] = allocimage(display, Rect(0,0,1,1), CMAP8, 1, c1);
262 cols[i][2] = allocimage(display, Rect(0,0,1,1), CMAP8, 1, c2);
269 mkcol(0, 0xFFAAAAFF, 0xFFAAAAFF, 0xBB5D5DFF);
271 mkcol(1, DPalebluegreen, DPalegreygreen, DPurpleblue);
273 mkcol(2, DPaleyellow, DDarkyellow, DYellowgreen);
275 mkcol(3, DPalegreen, DMedgreen, DDarkgreen);
277 mkcol(4, 0x00AAFFFF, 0x00AAFFFF, 0x0088CCFF);
279 cols[5][0] = allocimage(display, Rect(0,0,1,1), CMAP8, 1, 0xEEEEEEFF);
280 cols[5][1] = allocimage(display, Rect(0,0,1,1), CMAP8, 1, 0xCCCCCCFF);
281 cols[5][2] = allocimage(display, Rect(0,0,1,1), CMAP8, 1, 0x888888FF);
285 loadbuf(Machine *m, int *fd)
293 n = read(*fd, m->buf, sizeof m->buf-1);
306 label(Point p, int dy, char *text)
317 if(p.y+font->height-Ysqueeze > maxy)
319 w = chartorune(r, s);
321 w = runestringwidth(font, r);
324 runestring(screen, p, display->black, ZP, font, r);
325 p.y += font->height-Ysqueeze;
332 return Pt(x+parity, 0);
336 datapoint(Graph *g, int x, uvlong v, uvlong vmax)
342 y = ((double)v)/(vmax*scale);
345 * Arrange scale to cover a factor of 1000.
346 * vmax corresponds to the 100 mark.
347 * 10*vmax is the top of the scale.
353 /* 1 now corresponds to the top; -2 to the bottom; rescale */
361 p.y = g->r.max.y - Dy(g->r)*y - Dot;
364 if(p.y > g->r.max.y-Dot)
365 p.y = g->r.max.y-Dot;
370 drawdatum(Graph *g, int x, uvlong prev, uvlong v, uvlong vmax)
376 p = datapoint(g, x, v, vmax);
377 q = datapoint(g, x, prev, vmax);
379 draw(screen, Rect(p.x, g->r.min.y, p.x+1, p.y), cols[c][0], nil, paritypt(p.x));
380 draw(screen, Rect(p.x, p.y, p.x+1, q.y+Dot), cols[c][2], nil, ZP);
381 draw(screen, Rect(p.x, q.y+Dot, p.x+1, g->r.max.y), cols[c][1], nil, ZP);
383 draw(screen, Rect(p.x, g->r.min.y, p.x+1, q.y), cols[c][0], nil, paritypt(p.x));
384 draw(screen, Rect(p.x, q.y, p.x+1, p.y+Dot), cols[c][2], nil, ZP);
385 draw(screen, Rect(p.x, p.y+Dot, p.x+1, g->r.max.y), cols[c][1], nil, ZP);
391 redraw(Graph *g, uvlong vmax)
396 draw(screen, g->r, cols[c][0], nil, paritypt(g->r.min.x));
397 for(i=1; i<Dx(g->r); i++)
398 drawdatum(g, g->r.max.x-i, g->data[i-1], g->data[i], vmax);
399 drawdatum(g, g->r.min.x, g->data[i], g->data[i], vmax);
404 update1(Graph *g, uvlong v, uvlong vmax)
409 if(g->overflow && g->overtmp!=nil)
410 draw(screen, g->overtmp->r, g->overtmp, nil, g->overtmp->r.min);
411 draw(screen, g->r, screen, nil, Pt(g->r.min.x+1, g->r.min.y));
412 drawdatum(g, g->r.max.x-1, g->data[0], v, vmax);
413 memmove(g->data+1, g->data, (g->ndata-1)*sizeof(g->data[0]));
417 overflow = (v>10*vmax*scale);
419 overflow = (v>vmax*scale);
420 if(overflow && g->overtmp!=nil){
422 draw(g->overtmp, g->overtmp->r, screen, nil, g->overtmp->r.min);
423 sprint(buf, "%llud", v);
424 string(screen, g->overtmp->r.min, display->black, ZP, font, buf);
428 /* read one line of text from buffer and process integers */
430 readnums(Machine *m, int n, uvlong *a, int spanlines)
438 for(ep=m->bufp; ep<m->ebufp; ep++)
442 for(i=0; i<n && p<ep; i++){
443 while(p<ep && (!isascii(*p) || !isdigit(*p)) && *p!='-')
447 a[i] = strtoull(p, &p, 10);
455 /* Network on fd1, mount driver on fd0 */
462 fprint(2, "stats: can't pipe: %r\n");
466 switch(rfork(RFNOWAIT|RFPROC|RFFDG)) {
468 sysfatal("rfork record module");
475 execl("/bin/aux/fcall", "fcall", nil);
476 fprint(2, "stats: can't exec fcall: %r\n");
489 connect9fs(char *addr)
494 fprint(2, "connect9fs...");
495 na = netmkaddr(addr, 0, "9fs");
497 fprint(2, "dial %s...", na);
498 if((fd = dial(na, 0, dir, 0)) < 0)
501 fprint(2, "dir %s...", dir);
502 // if(strstr(dir, "tcp"))
515 switch(rfork(RFPROC|RFFDG|RFNAMEG)) {
529 fd = open("/sys/log/cpu", OWRITE);
534 execl("/bin/srvold9p", "srvold9p", "-ds", nil);
536 execl("/bin/srvold9p", "srvold9p", "-s", nil);
550 connectexportfs(char *addr)
552 char buf[ERRMAX], dir[256], *na;
558 na = netmkaddr(addr, 0, "exportfs");
559 if((fd = dial(na, 0, dir, 0)) < 0)
562 ai = auth_proxy(fd, auth_getkey, "proto=p9any role=client");
567 n = write(fd, tree, strlen(tree));
573 strcpy(buf, "can't read tree");
574 n = read(fd, buf, sizeof buf - 1);
575 if(n!=2 || buf[0]!='O' || buf[1]!='K'){
576 buf[sizeof buf - 1] = '\0';
577 werrstr("bad remote tree: %s\n", buf);
582 // if(strstr(dir, "tcp"))
592 readswap(Machine *m, uvlong *a)
594 if(strstr(m->buf, "memory\n")){
595 /* new /dev/swap - skip first 3 numbers */
596 if(!readnums(m, 7, a, 1))
604 return readnums(m, nelem(m->devswap), a, 0);
624 for(i = 0; j >= 10; i++)
630 initmach(Machine *m, char *name)
634 char *p, mpt[256], buf[256];
636 p = strchr(name, '!');
641 m->name = estrdup(p);
642 m->shortname = shortname(p);
643 m->remote = (strcmp(p, mysysname) != 0);
647 snprint(mpt, sizeof mpt, "/n/%s", p);
648 fd = connectexportfs(name);
650 fprint(2, "can't connect to %s: %r\n", name);
653 /* BUG? need to use amount() now? */
654 if(mount(fd, -1, mpt, MREPL, "") < 0){
655 fprint(2, "stats: mount %s on %s failed (%r); trying /n/sid\n", name, mpt);
656 strcpy(mpt, "/n/sid");
657 if(mount(fd, -1, mpt, MREPL, "") < 0){
658 fprint(2, "stats: mount %s on %s failed: %r\n", name, mpt);
664 snprint(buf, sizeof buf, "%s/dev/swap", mpt);
665 m->swapfd = open(buf, OREAD);
666 if(loadbuf(m, &m->swapfd) && readswap(m, a))
667 memmove(m->devswap, a, sizeof m->devswap);
669 m->devswap[Maxswap] = 100;
670 m->devswap[Maxmem] = 100;
673 snprint(buf, sizeof buf, "%s/dev/sysstat", mpt);
674 m->statsfd = open(buf, OREAD);
675 if(loadbuf(m, &m->statsfd)){
676 for(n=0; readnums(m, nelem(m->devsysstat), a, 0); n++)
681 m->lgproc = ilog10(m->nproc);
683 snprint(buf, sizeof buf, "%s/net/ether0/stats", mpt);
684 m->etherfd = open(buf, OREAD);
685 if(loadbuf(m, &m->etherfd) && readnums(m, nelem(m->netetherstats), a, 1))
686 memmove(m->netetherstats, a, sizeof m->netetherstats);
688 snprint(buf, sizeof buf, "%s/net/ether0/ifstats", mpt);
689 m->ifstatsfd = open(buf, OREAD);
690 if(loadbuf(m, &m->ifstatsfd)){
691 /* need to check that this is a wavelan interface */
692 if(strncmp(m->buf, "Signal: ", 8) == 0 && readnums(m, nelem(m->netetherifstats), a, 1))
693 memmove(m->netetherifstats, a, sizeof m->netetherifstats);
696 snprint(buf, sizeof buf, "%s/mnt/apm/battery", mpt);
697 m->batteryfd = open(buf, OREAD);
699 if(m->batteryfd >= 0){
700 if(loadbuf(m, &m->batteryfd) && readnums(m, nelem(m->batterystats), a, 0))
701 memmove(m->batterystats, a, sizeof(m->batterystats));
703 snprint(buf, sizeof buf, "%s/dev/battery", mpt);
704 m->bitsybatfd = open(buf, OREAD);
705 if(loadbuf(m, &m->bitsybatfd) && readnums(m, 1, a, 0))
706 memmove(m->batterystats, a, sizeof(m->batterystats));
708 snprint(buf, sizeof buf, "%s/dev/cputemp", mpt);
709 m->tempfd = open(buf, OREAD);
710 if(loadbuf(m, &m->tempfd))
711 for(n=0; n < nelem(m->temp) && readnums(m, 2, a, 0); n++)
719 alarmed(void *a, char *s)
721 if(strcmp(s, "alarm") == 0)
722 notejmp(a, catchalarm, 1);
729 return init | present[Mmem] | present[Mswap];
736 return init | present[Mcontext] | present[Mfault] | present[Mintr] | present[Mload] | present[Midle] |
737 present[Minintr] | present[Msyscall] | present[Mtlbmiss] | present[Mtlbpurge];
744 return init | present[Mether] | present[Metherin] | present[Metherout] | present[Methererr];
748 needbattery(int init)
750 return init | present[Mbattery];
756 return init | present[Msignal];
762 return init | present[Mtemp];
766 readmach(Machine *m, int init)
769 uvlong a[nelem(m->devsysstat)];
772 if(m->remote && (m->disable || setjmp(catchalarm))){
773 if (m->disable++ >= 5)
774 m->disable = 0; /* give it another chance */
775 memmove(m->devsysstat, m->prevsysstat, sizeof m->devsysstat);
776 memmove(m->netetherstats, m->prevetherstats, sizeof m->netetherstats);
779 snprint(buf, sizeof buf, "%s", m->name);
780 if (strcmp(m->name, buf) != 0){
782 m->name = estrdup(buf);
784 m->shortname = shortname(buf);
785 if(display != nil) /* else we're still initializing */
789 atnotify(alarmed, 1);
792 if(needswap(init) && loadbuf(m, &m->swapfd) && readswap(m, a))
793 memmove(m->devswap, a, sizeof m->devswap);
794 if(needstat(init) && loadbuf(m, &m->statsfd)){
795 memmove(m->prevsysstat, m->devsysstat, sizeof m->devsysstat);
796 memset(m->devsysstat, 0, sizeof m->devsysstat);
797 for(n=0; n<m->nproc && readnums(m, nelem(m->devsysstat), a, 0); n++)
798 for(i=0; i<nelem(m->devsysstat); i++)
799 m->devsysstat[i] += a[i];
801 if(needether(init) && loadbuf(m, &m->etherfd) && readnums(m, nelem(m->netetherstats), a, 1)){
802 memmove(m->prevetherstats, m->netetherstats, sizeof m->netetherstats);
803 memmove(m->netetherstats, a, sizeof m->netetherstats);
805 if(needsignal(init) && loadbuf(m, &m->ifstatsfd) && strncmp(m->buf, "Signal: ", 8)==0 && readnums(m, nelem(m->netetherifstats), a, 1)){
806 memmove(m->netetherifstats, a, sizeof m->netetherifstats);
808 if(needbattery(init) && loadbuf(m, &m->batteryfd) && readnums(m, nelem(m->batterystats), a, 0))
809 memmove(m->batterystats, a, sizeof(m->batterystats));
810 if(needbattery(init) && loadbuf(m, &m->bitsybatfd) && readnums(m, 1, a, 0))
811 memmove(m->batterystats, a, sizeof(m->batterystats));
812 if(needtemp(init) && loadbuf(m, &m->tempfd))
813 for(n=0; n < nelem(m->temp) && readnums(m, 2, a, 0); n++)
817 atnotify(alarmed, 0);
822 memval(Machine *m, uvlong *v, uvlong *vmax, int)
824 *v = m->devswap[Mem];
825 *vmax = m->devswap[Maxmem];
829 swapval(Machine *m, uvlong *v, uvlong *vmax, int)
831 *v = m->devswap[Swap];
832 *vmax = m->devswap[Maxswap];
836 contextval(Machine *m, uvlong *v, uvlong *vmax, int init)
838 *v = (m->devsysstat[Context]-m->prevsysstat[Context])&0xffffffff;
839 *vmax = sleeptime*m->nproc;
845 * bug: need to factor in HZ
848 intrval(Machine *m, uvlong *v, uvlong *vmax, int init)
850 *v = (m->devsysstat[Interrupt]-m->prevsysstat[Interrupt])&0xffffffff;
851 *vmax = sleeptime*m->nproc*10;
853 *vmax = sleeptime*10;
857 syscallval(Machine *m, uvlong *v, uvlong *vmax, int init)
859 *v = (m->devsysstat[Syscall]-m->prevsysstat[Syscall])&0xffffffff;
860 *vmax = sleeptime*m->nproc;
866 faultval(Machine *m, uvlong *v, uvlong *vmax, int init)
868 *v = (m->devsysstat[Fault]-m->prevsysstat[Fault])&0xffffffff;
869 *vmax = sleeptime*m->nproc;
875 tlbmissval(Machine *m, uvlong *v, uvlong *vmax, int init)
877 *v = (m->devsysstat[TLBfault]-m->prevsysstat[TLBfault])&0xffffffff;
878 *vmax = (sleeptime/1000)*10*m->nproc;
880 *vmax = (sleeptime/1000)*10;
884 tlbpurgeval(Machine *m, uvlong *v, uvlong *vmax, int init)
886 *v = (m->devsysstat[TLBpurge]-m->prevsysstat[TLBpurge])&0xffffffff;
887 *vmax = (sleeptime/1000)*10*m->nproc;
889 *vmax = (sleeptime/1000)*10;
893 loadval(Machine *m, uvlong *v, uvlong *vmax, int init)
895 *v = m->devsysstat[Load];
896 *vmax = 1000*m->nproc;
902 idleval(Machine *m, uvlong *v, uvlong *vmax, int)
904 *v = m->devsysstat[Idle]/m->nproc;
909 inintrval(Machine *m, uvlong *v, uvlong *vmax, int)
911 *v = m->devsysstat[InIntr]/m->nproc;
916 etherval(Machine *m, uvlong *v, uvlong *vmax, int init)
918 *v = m->netetherstats[In]-m->prevetherstats[In] + m->netetherstats[Out]-m->prevetherstats[Out];
919 *vmax = sleeptime*m->nproc;
925 etherinval(Machine *m, uvlong *v, uvlong *vmax, int init)
927 *v = m->netetherstats[In]-m->prevetherstats[In];
928 *vmax = sleeptime*m->nproc;
934 etheroutval(Machine *m, uvlong *v, uvlong *vmax, int init)
936 *v = m->netetherstats[Out]-m->prevetherstats[Out];
937 *vmax = sleeptime*m->nproc;
943 ethererrval(Machine *m, uvlong *v, uvlong *vmax, int init)
948 for(i=Err0; i<nelem(m->netetherstats); i++)
949 *v += m->netetherstats[i];
950 *vmax = (sleeptime/1000)*10*m->nproc;
952 *vmax = (sleeptime/1000)*10;
956 batteryval(Machine *m, uvlong *v, uvlong *vmax, int)
958 *v = m->batterystats[0];
959 if(m->bitsybatfd >= 0)
960 *vmax = 184; // at least on my bitsy...
966 signalval(Machine *m, uvlong *v, uvlong *vmax, int)
971 l = m->netetherifstats[0];
973 * Range is seen to be from about -45 (strong) to -95 (weak); rescale
975 if(l == 0){ /* probably not present */
983 tempval(Machine *m, uvlong *v, uvlong *vmax, int)
989 if(l == ~0 || l == 0)
998 fprint(2, "usage: stats [-O] [-S scale] [-LY] [-%s] [machine...]\n", argchars);
1009 if(n > nelem(menu2str))
1011 /* avoid two adjacent graphs of same color */
1012 if(ngraph>0 && graph[ngraph-1].colindex==nadd%Ncolor)
1015 graph = emalloc(nmach*(ngraph+1)*sizeof(Graph));
1016 for(i=0; i<nmach; i++)
1017 for(j=0; j<ngraph; j++)
1018 graph[i*(ngraph+1)+j] = ograph[i*ngraph+j];
1021 for(i=0; i<nmach; i++){
1022 g = &graph[i*ngraph+(ngraph-1)];
1023 memset(g, 0, sizeof(Graph));
1024 g->label = menu2str[n]+Opwid;
1025 g->newvalue = newvaluefn[n];
1026 g->update = update1; /* no other update functions yet */
1028 g->colindex = nadd%Ncolor;
1035 dropgraph(int which)
1040 if(which > nelem(menu2str))
1042 /* convert n to index in graph table */
1044 for(i=0; i<ngraph; i++)
1045 if(strcmp(menu2str[which]+Opwid, graph[i].label) == 0){
1050 fprint(2, "stats: internal error can't drop graph\n");
1054 graph = emalloc(nmach*(ngraph-1)*sizeof(Graph));
1055 for(i=0; i<nmach; i++){
1057 graph[i*(ngraph-1)+j] = ograph[i*ngraph+j];
1058 free(ograph[i*ngraph+j].data);
1059 freeimage(ograph[i*ngraph+j].overtmp);
1060 for(j++; j<ngraph; j++)
1061 graph[i*(ngraph-1)+j-1] = ograph[i*ngraph+j];
1069 addmachine(char *name)
1072 fprint(2, "stats: internal error: ngraph>0 in addmachine()\n");
1076 nmach = 0; /* a little dance to get us started with local machine by default */
1077 mach = erealloc(mach, (nmach+1)*sizeof(Machine));
1078 memset(mach+nmach, 0, sizeof(Machine));
1079 if (initmach(mach+nmach, name)){
1087 labelstrs(Graph *g, char strs[Nlab][Lablen], int *np)
1092 g->newvalue(g->mach, &v, &vmax, 1);
1095 sprint(strs[j-1], "%g", scale*pow(10., j)*(double)vmax/100.);
1099 sprint(strs[j-1], "%g", scale*(double)j*(double)vmax/4.0);
1107 int i, j, n, w, maxw;
1108 char strs[Nlab][Lablen];
1111 for(i=0; i<ngraph; i++){
1112 /* choose value for rightmost graph */
1113 labelstrs(&graph[ngraph*(nmach-1)+i], strs, &n);
1115 w = stringwidth(font, strs[j]);
1126 int i, j, k, n, startx, starty, x, y, dx, dy, ly, ondata, maxx, wid, nlab;
1130 char buf[128], labs[Nlab][Lablen];
1132 draw(screen, screen->r, display->white, nil, ZP);
1134 /* label left edge */
1135 x = screen->r.min.x;
1136 y = screen->r.min.y + Labspace+font->height+Labspace;
1137 dy = (screen->r.max.y - y)/ngraph;
1138 dx = Labspace+stringwidth(font, "0")+Labspace;
1141 for(i=0; i<ngraph; i++,y+=dy){
1142 draw(screen, Rect(x, y-1, screen->r.max.x, y), display->black, nil, ZP);
1143 draw(screen, Rect(x, y, x+dx, screen->r.max.y), cols[graph[i].colindex][0], nil, paritypt(x));
1144 label(Pt(x, y), dy, graph[i].label);
1145 draw(screen, Rect(x+dx, y, x+dx+1, screen->r.max.y), cols[graph[i].colindex][2], nil, ZP);
1148 /* label top edge */
1149 dx = (screen->r.max.x - startx)/nmach;
1150 for(x=startx, i=0; i<nmach; i++,x+=dx){
1151 draw(screen, Rect(x-1, starty-1, x, screen->r.max.y), display->black, nil, ZP);
1152 j = dx/stringwidth(font, "0");
1154 if(n>1 && j>=1+3+mach[i].lgproc){ /* first char of name + (n) */
1155 j -= 3+mach[i].lgproc;
1158 snprint(buf, sizeof buf, "%.*s(%d)", j, mach[i].shortname, n);
1160 snprint(buf, sizeof buf, "%.*s", j, mach[i].shortname);
1161 string(screen, Pt(x+Labspace, screen->r.min.y + Labspace), display->black, ZP, font, buf);
1164 maxx = screen->r.max.x;
1166 /* label right, if requested */
1167 if(ylabels && dy>Nlab*(font->height+1)){
1169 if(wid < (maxx-startx)-30){
1170 /* else there's not enough room */
1172 draw(screen, Rect(maxx, starty, maxx+1, screen->r.max.y), display->black, nil, ZP);
1174 for(j=0; j<ngraph; j++, y+=dy){
1175 /* choose value for rightmost graph */
1176 g = &graph[ngraph*(nmach-1)+j];
1177 labelstrs(g, labs, &nlab);
1178 r = Rect(maxx+1, y, screen->r.max.x, y+dy-1);
1180 r.max.y = screen->r.max.y;
1181 draw(screen, r, cols[g->colindex][0], nil, paritypt(r.min.x));
1182 for(k=0; k<nlab; k++){
1183 ly = y + (dy*(nlab-k)/(nlab+1));
1184 draw(screen, Rect(maxx+1, ly, maxx+1+Lx, ly+1), display->black, nil, ZP);
1185 ly -= font->height/2;
1186 string(screen, Pt(maxx+1+Lx, ly), display->black, ZP, font, labs[k]);
1193 for(i=0; i<nmach; i++){
1194 machr = Rect(startx+i*dx, starty, maxx, screen->r.max.y);
1196 machr.max.x = startx+(i+1)*dx - 1;
1198 for(j=0; j<ngraph; j++, y+=dy){
1199 g = &graph[i*ngraph+j];
1202 g->ndata = Dx(machr)+1; /* may be too many if label will be drawn here; so what? */
1203 g->data = erealloc(g->data, g->ndata*sizeof(ulong));
1204 if(g->ndata > ondata)
1205 memset(g->data+ondata, 0, (g->ndata-ondata)*sizeof(ulong));
1209 g->r.max.y = y+dy - 1;
1211 g->r.max.y = screen->r.max.y;
1212 draw(screen, g->r, cols[g->colindex][0], nil, paritypt(g->r.min.x));
1215 r.max.y = r.min.y+font->height;
1216 r.max.x = r.min.x+stringwidth(font, "999999999999");
1217 freeimage(g->overtmp);
1219 if(r.max.x <= g->r.max.x)
1220 g->overtmp = allocimage(display, r, screen->chan, 0, -1);
1221 g->newvalue(g->mach, &v, &vmax, 0);
1226 flushimage(display, 1);
1232 lockdisplay(display);
1233 if(new && getwindow(display, Refnone) < 0) {
1234 fprint(2, "stats: can't reattach to window\n");
1235 killall("reattach");
1238 unlockdisplay(display);
1248 switch(eread(Emouse|Ekeyboard, &e)){
1250 if(e.mouse.buttons == 4){
1251 lockdisplay(display);
1252 for(i=0; i<Nmenu2; i++)
1254 memmove(menu2str[i], "drop ", Opwid);
1256 memmove(menu2str[i], "add ", Opwid);
1257 i = emenuhit(3, &e.mouse, &menu2);
1265 unlockdisplay(display);
1269 if(e.kbdc==Kdel || e.kbdc=='q')
1277 startproc(void (*f)(void), int index)
1281 switch(pid = rfork(RFPROC|RFMEM|RFNOWAIT)){
1283 fprint(2, "stats: fork failed: %r\n");
1284 killall("fork failed");
1287 fprint(2, "stats: %s process exits\n", procnames[index]);
1289 killall("process died");
1297 main(int argc, char *argv[])
1301 uvlong v, vmax, nargs;
1305 mysysname = getenv("sysname");
1306 if(mysysname == nil){
1307 fprint(2, "stats: can't find $sysname: %r\n");
1314 secs = atof(EARGF(usage()));
1316 sleeptime = 1000*secs;
1319 scale = atof(EARGF(usage()));
1333 if(nargs>=sizeof args || strchr(argchars, ARGC())==nil)
1335 args[nargs++] = ARGC();
1339 mach = emalloc(nmach*sizeof(Machine));
1340 initmach(&mach[0], mysysname);
1341 readmach(&mach[0], 1);
1343 for(i=j=0; i<argc; i++){
1344 if (addmachine(argv[i]))
1345 readmach(&mach[j++], 1);
1351 for(i=0; i<nargs; i++)
1354 fprint(2, "stats: internal error: unknown arg %c\n", args[i]);
1367 addgraph(Metherout);
1388 addgraph(Metherout);
1389 addgraph(Methererr);
1392 addgraph(Mtlbpurge);
1399 addgraph(Mtlbpurge);
1415 for(i=0; i<nmach; i++)
1416 for(j=0; j<ngraph; j++)
1417 graph[i*ngraph+j].mach = &mach[i];
1419 if(initdraw(nil, nil, "stats") < 0){
1420 fprint(2, "stats: initdraw failed: %r\n");
1424 einit(Emouse|Ekeyboard);
1425 startproc(inputproc, Inputproc);
1426 pids[Mainproc] = getpid();
1427 display->locking = 1; /* tell library we're using the display lock */
1431 unlockdisplay(display); /* display is still locked from initdraw() */
1433 for(i=0; i<nmach; i++)
1434 readmach(&mach[i], 0);
1435 lockdisplay(display);
1437 for(i=0; i<nmach*ngraph; i++){
1438 graph[i].newvalue(graph[i].mach, &v, &vmax, 0);
1439 graph[i].update(&graph[i], v, vmax);
1441 flushimage(display, 1);
1442 unlockdisplay(display);