diff options
Diffstat (limited to 'src/bootchart/svg.c')
-rw-r--r-- | src/bootchart/svg.c | 410 |
1 files changed, 311 insertions, 99 deletions
diff --git a/src/bootchart/svg.c b/src/bootchart/svg.c index 1e87fb5739..859cf81c22 100644 --- a/src/bootchart/svg.c +++ b/src/bootchart/svg.c @@ -38,6 +38,7 @@ #include "store.h" #include "svg.h" #include "bootchart.h" +#include "list.h" #define time_to_graph(t) ((t) * arg_scale_x) #define ps_to_graph(n) ((n) * arg_scale_y) @@ -70,13 +71,24 @@ static int kcount = 0; static float psize = 0; static float ksize = 0; static float esize = 0; +static struct list_sample_data *sampledata; +static struct list_sample_data *prev_sampledata; +extern struct list_sample_data *head; static void svg_header(void) { float w; float h; + struct list_sample_data *sampledata_last; + + sampledata = head; + LIST_FIND_TAIL(struct list_sample_data, link, sampledata, head); + sampledata_last = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { + sampledata_last = sampledata; + } /* min width is about 1600px due to the label */ - w = 150.0 + 10.0 + time_to_graph(sampletime[samples-1] - graph_start); + w = 150.0 + 10.0 + time_to_graph(sampledata_last->sampletime - graph_start); w = ((w < 1600.0) ? 1600.0 : w); /* height is variable based on pss, psize, ksize */ @@ -223,14 +235,23 @@ static void svg_title(const char *build) { static void svg_graph_box(int height) { double d = 0.0; int i = 0; + double finalsample = 0.0; + struct list_sample_data *sampledata_last; + + sampledata_last = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { + sampledata_last = sampledata; + } + + finalsample = sampledata_last->sampletime; /* outside box, fill */ svg("<rect class=\"box\" x=\"%.03f\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n", time_to_graph(0.0), - time_to_graph(sampletime[samples-1] - graph_start), + time_to_graph(finalsample - graph_start), ps_to_graph(height)); - for (d = graph_start; d <= sampletime[samples-1]; + for (d = graph_start; d <= finalsample; d += (arg_scale_x < 2.0 ? 60.0 : arg_scale_x < 10.0 ? 1.0 : 0.1)) { /* lines for each second */ if (i % 50 == 0) @@ -278,6 +299,13 @@ static char* xml_comment_encode(const char* name) { static void svg_pss_graph(void) { struct ps_struct *ps; int i; + struct list_sample_data *sampledata_last; + + sampledata_last = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { + sampledata_last = sampledata; + } + svg("\n\n<!-- Pss memory size graph -->\n"); @@ -290,18 +318,21 @@ static void svg_pss_graph(void) { svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"%.0f\" x2=\"%.03f\" y2=\"%.0f\"/>\n", time_to_graph(.0), kb_to_graph(i), - time_to_graph(sampletime[samples-1] - graph_start), + time_to_graph(sampledata_last->sampletime - graph_start), kb_to_graph(i)); svg(" <text class=\"sec\" x=\"%.03f\" y=\"%.0f\">%dM</text>\n", - time_to_graph(sampletime[samples-1] - graph_start) + 5, + time_to_graph(sampledata_last->sampletime - graph_start) + 5, kb_to_graph(i), (1000000 - i) / 1000); } svg("\n"); /* now plot the graph itself */ - for (i = 1; i < samples ; i++) { + i = 1; + prev_sampledata = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { int bottom; int top; + struct ps_sched_struct *cross_place; bottom = 0; top = 0; @@ -312,16 +343,32 @@ static void svg_pss_graph(void) { ps = ps->next_ps; if (!ps) continue; - if (ps->sample[i].pss <= (100 * arg_scale_y)) - top += ps->sample[i].pss; - }; + ps->sample = ps->first; + while (ps->sample->next) { + ps->sample = ps->sample->next; + if (ps->sample->sampledata == sampledata) + break; + } + if (ps->sample->sampledata == sampledata) { + if (ps->sample->pss <= (100 * arg_scale_y)) + top += ps->sample->pss; + break; + } + } + while (ps->sample->cross) { + cross_place = ps->sample->cross; + ps = ps->sample->cross->ps_new; + ps->sample = cross_place; + if (ps->sample->pss <= (100 * arg_scale_y)) + top += ps->sample->pss; + } + svg(" <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", "rgb(64,64,64)", - time_to_graph(sampletime[i - 1] - graph_start), + time_to_graph(prev_sampledata->sampletime - graph_start), kb_to_graph(1000000.0 - top), - time_to_graph(sampletime[i] - sampletime[i - 1]), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), kb_to_graph(top - bottom)); - bottom = top; /* now plot the ones that are of significant size */ @@ -330,59 +377,129 @@ static void svg_pss_graph(void) { ps = ps->next_ps; if (!ps) continue; + ps->sample = ps->first; + while (ps->sample->next) { + ps->sample = ps->sample->next; + if (ps->sample->sampledata == sampledata) + break; + } /* don't draw anything smaller than 2mb */ - if (ps->sample[i].pss > (100 * arg_scale_y)) { - top = bottom + ps->sample[i].pss; + if (ps->sample->sampledata == sampledata) { + if (ps->sample->pss > (100 * arg_scale_y)) { + top = bottom + ps->sample->pss; svg(" <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - colorwheel[ps->pid % 12], - time_to_graph(sampletime[i - 1] - graph_start), - kb_to_graph(1000000.0 - top), - time_to_graph(sampletime[i] - sampletime[i - 1]), - kb_to_graph(top - bottom)); + colorwheel[ps->pid % 12], + time_to_graph(prev_sampledata->sampletime - graph_start), + kb_to_graph(1000000.0 - top), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), + kb_to_graph(top - bottom)); + bottom = top; + } + break; + } + } + while ((cross_place = ps->sample->cross)) { + ps = ps->sample->cross->ps_new; + ps->sample = cross_place; + if (ps->sample->pss > (100 * arg_scale_y)) { + top = bottom + ps->sample->pss; + svg(" <rect class=\"clrw\" style=\"fill: %s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", + colorwheel[ps->pid % 12], + time_to_graph(prev_sampledata->sampletime - graph_start), + kb_to_graph(1000000.0 - top), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), + kb_to_graph(top - bottom)); bottom = top; } } + prev_sampledata = sampledata; + i++; } /* overlay all the text labels */ - for (i = 1; i < samples ; i++) { + i = 1; + LIST_FOREACH_BEFORE(link, sampledata, head) { int bottom; int top; + struct ps_sched_struct *prev_sample; + struct ps_sched_struct *cross_place; bottom = 0; top = 0; /* put all the small pss blocks into the bottom */ - ps = ps_first; + ps = ps_first->next_ps; while (ps->next_ps) { ps = ps->next_ps; if (!ps) continue; - if (ps->sample[i].pss <= (100 * arg_scale_y)) - top += ps->sample[i].pss; - }; - + ps->sample = ps->first; + while (ps->sample->next) { + ps->sample = ps->sample->next; + if (ps->sample->sampledata == sampledata) + break; + } + if (ps->sample->sampledata == sampledata) { + if (ps->sample->pss <= (100 * arg_scale_y)) + top += ps->sample->pss; + break; + } + } + while ((cross_place = ps->sample->cross)) { + ps = ps->sample->cross->ps_new; + ps->sample = cross_place; + if (ps->sample->pss <= (100 * arg_scale_y)) + top += ps->sample->pss; + } bottom = top; /* now plot the ones that are of significant size */ ps = ps_first; while (ps->next_ps) { + prev_sample = ps->sample; ps = ps->next_ps; if (!ps) continue; + ps->sample = ps->first; + while (ps->sample->next) { + prev_sample = ps->sample; + ps->sample = ps->sample->next; + if (ps->sample->sampledata == sampledata) + break; + } /* don't draw anything smaller than 2mb */ - if (ps->sample[i].pss > (100 * arg_scale_y)) { - top = bottom + ps->sample[i].pss; + if (ps->sample->sampledata == sampledata) { + if (ps->sample->pss > (100 * arg_scale_y)) { + top = bottom + ps->sample->pss; + /* draw a label with the process / PID */ + if ((i == 1) || (prev_sample->pss <= (100 * arg_scale_y))) + svg(" <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]</text>\n", + time_to_graph(sampledata->sampletime - graph_start), + kb_to_graph(1000000.0 - bottom - ((top - bottom) / 2)), + ps->name, + ps->pid); + bottom = top; + } + break; + } + } + while ((cross_place = ps->sample->cross)) { + ps = ps->sample->cross->ps_new; + ps->sample = cross_place; + prev_sample = ps->sample->prev; + if (ps->sample->pss > (100 * arg_scale_y)) { + top = bottom + ps->sample->pss; /* draw a label with the process / PID */ - if ((i == 1) || (ps->sample[i - 1].pss <= (100 * arg_scale_y))) + if ((i == 1) || (prev_sample->pss <= (100 * arg_scale_y))) svg(" <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]</text>\n", - time_to_graph(sampletime[i] - graph_start), + time_to_graph(sampledata->sampletime - graph_start), kb_to_graph(1000000.0 - bottom - ((top - bottom) / 2)), ps->name, ps->pid); bottom = top; } } + i++; } /* debug output - full data dump */ @@ -400,8 +517,10 @@ static void svg_pss_graph(void) { svg("<!-- %s [%d] pss=", enc_name, ps->pid); - for (i = 0; i < samples ; i++) { - svg("%d," , ps->sample[i].pss); + ps->sample = ps->first; + while (ps->sample->next) { + ps->sample = ps->sample->next; + svg("%d," , ps->sample->pss); } svg(" -->\n"); } @@ -413,6 +532,9 @@ static void svg_io_bi_bar(void) { double range; int max_here = 0; int i; + int k; + struct list_sample_data *start_sampledata = sampledata; + struct list_sample_data *stop_sampledata = sampledata; svg("<!-- IO utilization graph - In -->\n"); @@ -433,54 +555,89 @@ static void svg_io_bi_bar(void) { svg_graph_box(5); /* find the max IO first */ - for (i = 1; i < samples; i++) { + i = 1; + LIST_FOREACH_BEFORE(link, sampledata, head) { int start; int stop; + int diff; double tot; start = MAX(i - ((range / 2) - 1), 0); stop = MIN(i + (range / 2), samples - 1); + diff = (stop - start); + + start_sampledata = sampledata; + stop_sampledata = sampledata; + + for (k=0;(k<((range/2)-1))&&(start_sampledata->link_next);k++) + start_sampledata = start_sampledata->link_next; + for (k=0;(k<(range/2))&&(stop_sampledata->link_prev);k++) + stop_sampledata = stop_sampledata->link_prev; + + tot = (double)(stop_sampledata->blockstat.bi - start_sampledata->blockstat.bi) + / diff; - tot = (double)(blockstat[stop].bi - blockstat[start].bi) - / (stop - start); if (tot > max) { max = tot; max_here = i; } - tot = (double)(blockstat[stop].bo - blockstat[start].bo) - / (stop - start); + + tot = (double)(stop_sampledata->blockstat.bo - start_sampledata->blockstat.bo) + / diff; + if (tot > max) max = tot; + + i++; } /* plot bi */ - for (i = 1; i < samples; i++) { + i = 1; + prev_sampledata = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { int start; int stop; + int diff; double tot; double pbi; + tot = 0; + pbi = 0; + start = MAX(i - ((range / 2) - 1), 0); stop = MIN(i + (range / 2), samples); + diff = (stop - start); + + start_sampledata = sampledata; + stop_sampledata = sampledata; + + for (k=0;(k<((range/2)-1))&&(start_sampledata->link_next);k++) + start_sampledata = start_sampledata->link_next; + for (k=0;(k<(range/2))&&(stop_sampledata->link_prev);k++) + stop_sampledata = stop_sampledata->link_prev; - tot = (double)(blockstat[stop].bi - blockstat[start].bi) - / (stop - start); - pbi = tot / max; + tot = (double)(stop_sampledata->blockstat.bi - start_sampledata->blockstat.bi) + / diff; + + if (max > 0) + pbi = tot / max; if (pbi > 0.001) svg("<rect class=\"bi\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - time_to_graph(sampletime[i - 1] - graph_start), + time_to_graph(prev_sampledata->sampletime - graph_start), (arg_scale_y * 5) - (pbi * (arg_scale_y * 5)), - time_to_graph(sampletime[i] - sampletime[i - 1]), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), pbi * (arg_scale_y * 5)); /* labels around highest value */ if (i == max_here) { svg(" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\">%0.2fmb/sec</text>\n", - time_to_graph(sampletime[i] - graph_start) + 5, + time_to_graph(sampledata->sampletime - graph_start) + 5, ((arg_scale_y * 5) - (pbi * (arg_scale_y * 5))) + 15, max / 1024.0 / (interval / 1000000000.0)); } + i++; + prev_sampledata = sampledata; } } @@ -489,6 +646,9 @@ static void svg_io_bo_bar(void) { double range; int max_here = 0; int i; + int k; + struct list_sample_data *start_sampledata = sampledata; + struct list_sample_data *stop_sampledata = sampledata; svg("<!-- IO utilization graph - out -->\n"); @@ -509,59 +669,89 @@ static void svg_io_bo_bar(void) { svg_graph_box(5); /* find the max IO first */ - for (i = 1; i < samples; i++) { + i = 0; + LIST_FOREACH_BEFORE(link, sampledata, head) { int start; int stop; + int diff; double tot; start = MAX(i - ((range / 2) - 1), 0); stop = MIN(i + (range / 2), samples - 1); + diff = (stop - start); + + start_sampledata = sampledata; + stop_sampledata = sampledata; + + for (k=0;(k<((range/2)-1))&&(start_sampledata->link_next);k++) + start_sampledata = start_sampledata->link_next; + for (k=0;(k<(range/2))&&(stop_sampledata->link_prev);k++) + stop_sampledata = stop_sampledata->link_prev; - tot = (double)(blockstat[stop].bi - blockstat[start].bi) - / (stop - start); + tot = (double)(stop_sampledata->blockstat.bi - start_sampledata->blockstat.bi) + / diff; if (tot > max) max = tot; - tot = (double)(blockstat[stop].bo - blockstat[start].bo) - / (stop - start); + tot = (double)(stop_sampledata->blockstat.bo - start_sampledata->blockstat.bo) + / diff; if (tot > max) { max = tot; max_here = i; } + i++; } /* plot bo */ - for (i = 1; i < samples; i++) { + prev_sampledata = head; + i=1; + LIST_FOREACH_BEFORE(link, sampledata, head) { int start; int stop; + int diff; double tot; double pbo; + tot = 0; + pbo = 0; + start = MAX(i - ((range / 2) - 1), 0); stop = MIN(i + (range / 2), samples); + diff = (stop - start); + + start_sampledata = sampledata; + stop_sampledata = sampledata; + + for (k=0;(k<((range/2)-1))&&(start_sampledata->link_next);k++) + start_sampledata = start_sampledata->link_next; + for (k=0;(k<(range/2))&&(stop_sampledata->link_prev);k++) + stop_sampledata = stop_sampledata->link_prev; - tot = (double)(blockstat[stop].bo - blockstat[start].bo) - / (stop - start); - pbo = tot / max; + tot = (double)(stop_sampledata->blockstat.bo - start_sampledata->blockstat.bo) + / diff; + + if (max > 0) + pbo = tot / max; if (pbo > 0.001) svg("<rect class=\"bo\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - time_to_graph(sampletime[i - 1] - graph_start), + time_to_graph(prev_sampledata->sampletime - graph_start), (arg_scale_y * 5) - (pbo * (arg_scale_y * 5)), - time_to_graph(sampletime[i] - sampletime[i - 1]), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), pbo * (arg_scale_y * 5)); /* labels around highest bo value */ if (i == max_here) { svg(" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\">%0.2fmb/sec</text>\n", - time_to_graph(sampletime[i] - graph_start) + 5, + time_to_graph(sampledata->sampletime - graph_start) + 5, ((arg_scale_y * 5) - (pbo * (arg_scale_y * 5))), max / 1024.0 / (interval / 1000000000.0)); } + i++; + prev_sampledata = sampledata; } } static void svg_cpu_bar(void) { - int i; svg("<!-- CPU utilization graph -->\n"); @@ -570,7 +760,8 @@ static void svg_cpu_bar(void) { svg_graph_box(5); /* bars for each sample, proportional to the CPU util. */ - for (i = 1; i < samples; i++) { + prev_sampledata = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { int c; double trt; double ptrt; @@ -578,30 +769,30 @@ static void svg_cpu_bar(void) { ptrt = trt = 0.0; for (c = 0; c < cpus; c++) - trt += cpustat[c].sample[i].runtime - cpustat[c].sample[i - 1].runtime; + trt += sampledata->runtime[c] - prev_sampledata->runtime[c]; trt = trt / 1000000000.0; trt = trt / (double)cpus; if (trt > 0.0) - ptrt = trt / (sampletime[i] - sampletime[i - 1]); + ptrt = trt / (sampledata->sampletime - prev_sampledata->sampletime); if (ptrt > 1.0) ptrt = 1.0; if (ptrt > 0.001) { svg("<rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - time_to_graph(sampletime[i - 1] - graph_start), + time_to_graph(prev_sampledata->sampletime - graph_start), (arg_scale_y * 5) - (ptrt * (arg_scale_y * 5)), - time_to_graph(sampletime[i] - sampletime[i - 1]), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), ptrt * (arg_scale_y * 5)); } + prev_sampledata = sampledata; } } static void svg_wait_bar(void) { - int i; svg("<!-- Wait time aggregation box -->\n"); @@ -611,7 +802,8 @@ static void svg_wait_bar(void) { svg_graph_box(5); /* bars for each sample, proportional to the CPU util. */ - for (i = 1; i < samples; i++) { + prev_sampledata = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { int c; double twt; double ptwt; @@ -619,31 +811,31 @@ static void svg_wait_bar(void) { ptwt = twt = 0.0; for (c = 0; c < cpus; c++) - twt += cpustat[c].sample[i].waittime - cpustat[c].sample[i - 1].waittime; + twt += sampledata->waittime[c] - prev_sampledata->waittime[c]; twt = twt / 1000000000.0; twt = twt / (double)cpus; if (twt > 0.0) - ptwt = twt / (sampletime[i] - sampletime[i - 1]); + ptwt = twt / (sampledata->sampletime - prev_sampledata->sampletime); if (ptwt > 1.0) ptwt = 1.0; if (ptwt > 0.001) { svg("<rect class=\"wait\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - time_to_graph(sampletime[i - 1] - graph_start), + time_to_graph(prev_sampledata->sampletime - graph_start), ((arg_scale_y * 5) - (ptwt * (arg_scale_y * 5))), - time_to_graph(sampletime[i] - sampletime[i - 1]), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), ptwt * (arg_scale_y * 5)); } + prev_sampledata = sampledata; } } static void svg_entropy_bar(void) { - int i; svg("<!-- entropy pool graph -->\n"); @@ -652,13 +844,15 @@ static void svg_entropy_bar(void) { svg_graph_box(5); /* bars for each sample, scale 0-4096 */ - for (i = 1; i < samples; i++) { + prev_sampledata = head; + LIST_FOREACH_BEFORE(link, sampledata, head) { /* svg("<!-- entropy %.03f %i -->\n", sampletime[i], entropy_avail[i]); */ svg("<rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - time_to_graph(sampletime[i - 1] - graph_start), - ((arg_scale_y * 5) - ((entropy_avail[i] / 4096.) * (arg_scale_y * 5))), - time_to_graph(sampletime[i] - sampletime[i - 1]), - (entropy_avail[i] / 4096.) * (arg_scale_y * 5)); + time_to_graph(prev_sampledata->sampletime - graph_start), + ((arg_scale_y * 5) - ((sampledata->entropy_avail / 4096.) * (arg_scale_y * 5))), + time_to_graph(sampledata->sampletime - prev_sampledata->sampletime), + (sampledata->entropy_avail / 4096.) * (arg_scale_y * 5)); + prev_sampledata = sampledata; } } @@ -802,8 +996,8 @@ static void svg_ps_bars(void) { struct ps_struct *ps; int i = 0; int j = 0; - int w; int pid; + double w = 0.0; svg("<!-- Process graph -->\n"); @@ -816,7 +1010,7 @@ static void svg_ps_bars(void) { ps = ps_first; while ((ps = get_next_ps(ps))) { _cleanup_free_ char *enc_name = NULL; - + double endtime; double starttime; int t; @@ -828,15 +1022,13 @@ static void svg_ps_bars(void) { svg("<!-- %s [%i] ppid=%i runtime=%.03fs -->\n", enc_name, ps->pid, ps->ppid, ps->total); - /* it would be nice if we could use exec_start from /proc/pid/sched, - * but it's unreliable and gives bogus numbers */ - starttime = sampletime[ps->first]; + starttime = ps->first->sampledata->sampletime; if (!ps_filter(ps)) { /* remember where _to_ our children need to draw a line */ ps->pos_x = time_to_graph(starttime - graph_start); ps->pos_y = ps_to_graph(j+1); /* bottom left corner */ - } else { + } else if (ps->parent){ /* hook children to our parent coords instead */ ps->pos_x = ps->parent->pos_x; ps->pos_y = ps->parent->pos_y; @@ -851,23 +1043,30 @@ static void svg_ps_bars(void) { continue; } + endtime = ps->last->sampledata->sampletime; svg(" <rect class=\"ps\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", time_to_graph(starttime - graph_start), ps_to_graph(j), - time_to_graph(sampletime[ps->last] - starttime), + time_to_graph(ps->last->sampledata->sampletime - starttime), ps_to_graph(1)); /* paint cpu load over these */ - for (t = ps->first + 1; t < ps->last; t++) { + ps->sample = ps->first; + t = 1; + while (ps->sample->next) { double rt, prt; double wt, wrt; + struct ps_sched_struct *prev; + + prev = ps->sample; + ps->sample = ps->sample->next; /* calculate over interval */ - rt = ps->sample[t].runtime - ps->sample[t-1].runtime; - wt = ps->sample[t].waittime - ps->sample[t-1].waittime; + rt = ps->sample->runtime - prev->runtime; + wt = ps->sample->waittime - prev->waittime; - prt = (rt / 1000000000) / (sampletime[t] - sampletime[t-1]); - wrt = (wt / 1000000000) / (sampletime[t] - sampletime[t-1]); + prt = (rt / 1000000000) / (ps->sample->sampledata->sampletime - prev->sampledata->sampletime); + wrt = (wt / 1000000000) / (ps->sample->sampledata->sampletime - prev->sampledata->sampletime); /* this can happen if timekeeping isn't accurate enough */ if (prt > 1.0) @@ -879,33 +1078,34 @@ static void svg_ps_bars(void) { continue; svg(" <rect class=\"wait\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - time_to_graph(sampletime[t - 1] - graph_start), + time_to_graph(prev->sampledata->sampletime - graph_start), ps_to_graph(j), - time_to_graph(sampletime[t] - sampletime[t - 1]), + time_to_graph(ps->sample->sampledata->sampletime - prev->sampledata->sampletime), ps_to_graph(wrt)); /* draw cpu over wait - TODO figure out how/why run + wait > interval */ svg(" <rect class=\"cpu\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", - time_to_graph(sampletime[t - 1] - graph_start), + time_to_graph(prev->sampledata->sampletime - graph_start), ps_to_graph(j + (1.0 - prt)), - time_to_graph(sampletime[t] - sampletime[t - 1]), + time_to_graph(ps->sample->sampledata->sampletime - prev->sampledata->sampletime), ps_to_graph(prt)); + t++; } /* determine where to display the process name */ - if (sampletime[ps->last] - sampletime[ps->first] < 1.5) + if ((endtime - starttime) < 1.5) /* too small to fit label inside the box */ - w = ps->last; + w = endtime; else - w = ps->first; + w = starttime; /* text label of process name */ svg(" <text x=\"%.03f\" y=\"%.03f\"><![CDATA[%s]]> [%i]<tspan class=\"run\">%.03fs</tspan></text>\n", - time_to_graph(sampletime[w] - graph_start) + 5.0, + time_to_graph(w - graph_start) + 5.0, ps_to_graph(j) + 14.0, ps->name, ps->pid, - (ps->sample[ps->last].runtime - ps->sample[ps->first].runtime) / 1000000000.0); + (ps->last->runtime - ps->first->runtime) / 1000000000.0); /* paint lines to the parent process */ if (ps->parent) { /* horizontal part */ @@ -934,6 +1134,7 @@ static void svg_ps_bars(void) { /* make sure we start counting from the point where we actually have * data: assume that bootchart's first sample is when data started */ + ps = ps_first; while (ps->next_ps) { ps = ps->next_ps; @@ -941,17 +1142,27 @@ static void svg_ps_bars(void) { break; } - for (i = ps->first; i < samples - (arg_hz / 2); i++) { + /* need to know last node first */ + ps->sample = ps->first; + i = ps->sample->next->sampledata->counter; + + while (ps->sample->next && i<(samples-(arg_hz/2))) { double crt; double brt; int c; + int ii; + struct ps_sched_struct *sample_hz; + + ps->sample = ps->sample->next; + sample_hz = ps->sample; + for (ii=0;((ii<(int)arg_hz/2)&&(ps->sample->next));ii++) + sample_hz = sample_hz->next; /* subtract bootchart cpu utilization from total */ crt = 0.0; for (c = 0; c < cpus; c++) - crt += cpustat[c].sample[i + ((int)arg_hz / 2)].runtime - cpustat[c].sample[i].runtime; - brt = ps->sample[i + ((int)arg_hz / 2)].runtime - ps->sample[i].runtime; - + crt += sample_hz->sampledata->runtime[c] - ps->sample->sampledata->runtime[c]; + brt = sample_hz->runtime - ps->sample->runtime; /* * our definition of "idle": * @@ -959,7 +1170,7 @@ static void svg_ps_bars(void) { * defaults to 4.0%, which experimentally, is where atom idles */ if ((crt - brt) < (interval / 2.0)) { - idletime = sampletime[i] - graph_start; + idletime = ps->sample->sampledata->sampletime - graph_start; svg("\n<!-- idle detected at %.03f seconds -->\n", idletime); svg("<line class=\"idle\" x1=\"%.03f\" y1=\"%.03f\" x2=\"%.03f\" y2=\"%.03f\" />\n", @@ -973,6 +1184,7 @@ static void svg_ps_bars(void) { idletime); break; } + i++; } } |