| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * svghelper.c - helper functions for outputting svg |
| * |
| * (C) Copyright 2009 Intel Corporation |
| * |
| * Authors: |
| * Arjan van de Ven <arjan@linux.intel.com> |
| */ |
| |
| #include <inttypes.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <string.h> |
| #include <linux/bitmap.h> |
| #include <linux/string.h> |
| #include <linux/time64.h> |
| #include <linux/zalloc.h> |
| #include <internal/cpumap.h> |
| #include <perf/cpumap.h> |
| |
| #include "env.h" |
| #include "svghelper.h" |
| |
| static u64 first_time, last_time; |
| static u64 turbo_frequency, max_freq; |
| |
| |
| #define SLOT_MULT 30.0 |
| #define SLOT_HEIGHT 25.0 |
| #define SLOT_HALF (SLOT_HEIGHT / 2) |
| |
| int svg_page_width = 1000; |
| u64 svg_highlight; |
| const char *svg_highlight_name; |
| |
| #define MIN_TEXT_SIZE 0.01 |
| |
| static u64 total_height; |
| static FILE *svgfile; |
| |
| static double cpu2slot(int cpu) |
| { |
| return 2 * cpu + 1; |
| } |
| |
| static int *topology_map; |
| |
| static double cpu2y(int cpu) |
| { |
| if (topology_map) |
| return cpu2slot(topology_map[cpu]) * SLOT_MULT; |
| else |
| return cpu2slot(cpu) * SLOT_MULT; |
| } |
| |
| static double time2pixels(u64 __time) |
| { |
| double X; |
| |
| X = 1.0 * svg_page_width * (__time - first_time) / (last_time - first_time); |
| return X; |
| } |
| |
| /* |
| * Round text sizes so that the svg viewer only needs a discrete |
| * number of renderings of the font |
| */ |
| static double round_text_size(double size) |
| { |
| int loop = 100; |
| double target = 10.0; |
| |
| if (size >= 10.0) |
| return size; |
| while (loop--) { |
| if (size >= target) |
| return target; |
| target = target / 2.0; |
| } |
| return size; |
| } |
| |
| void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end) |
| { |
| int new_width; |
| |
| svgfile = fopen(filename, "w"); |
| if (!svgfile) { |
| fprintf(stderr, "Cannot open %s for output\n", filename); |
| return; |
| } |
| first_time = start; |
| first_time = first_time / 100000000 * 100000000; |
| last_time = end; |
| |
| /* |
| * if the recording is short, we default to a width of 1000, but |
| * for longer recordings we want at least 200 units of width per second |
| */ |
| new_width = (last_time - first_time) / 5000000; |
| |
| if (new_width > svg_page_width) |
| svg_page_width = new_width; |
| |
| total_height = (1 + rows + cpu2slot(cpus)) * SLOT_MULT; |
| fprintf(svgfile, "<?xml version=\"1.0\" standalone=\"no\"?> \n"); |
| fprintf(svgfile, "<!DOCTYPE svg SYSTEM \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n"); |
| fprintf(svgfile, "<svg width=\"%i\" height=\"%" PRIu64 "\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n", svg_page_width, total_height); |
| |
| fprintf(svgfile, "<defs>\n <style type=\"text/css\">\n <![CDATA[\n"); |
| |
| fprintf(svgfile, " rect { stroke-width: 1; }\n"); |
| fprintf(svgfile, " rect.process { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:1; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.process2 { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.process3 { fill:rgb(180,180,180); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.sample { fill:rgb( 0, 0,255); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.sample_hi{ fill:rgb(255,128, 0); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.error { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.net { fill:rgb( 0,128, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.disk { fill:rgb( 0, 0,255); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.sync { fill:rgb(128,128, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.poll { fill:rgb( 0,128,128); fill-opacity:0.2; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.blocked { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.waiting { fill:rgb(224,214, 0); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.WAITING { fill:rgb(255,214, 48); fill-opacity:0.6; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); |
| fprintf(svgfile, " rect.cpu { fill:rgb(192,192,192); fill-opacity:0.2; stroke-width:0.5; stroke:rgb(128,128,128); } \n"); |
| fprintf(svgfile, " rect.pstate { fill:rgb(128,128,128); fill-opacity:0.8; stroke-width:0; } \n"); |
| fprintf(svgfile, " rect.c1 { fill:rgb(255,214,214); fill-opacity:0.5; stroke-width:0; } \n"); |
| fprintf(svgfile, " rect.c2 { fill:rgb(255,172,172); fill-opacity:0.5; stroke-width:0; } \n"); |
| fprintf(svgfile, " rect.c3 { fill:rgb(255,130,130); fill-opacity:0.5; stroke-width:0; } \n"); |
| fprintf(svgfile, " rect.c4 { fill:rgb(255, 88, 88); fill-opacity:0.5; stroke-width:0; } \n"); |
| fprintf(svgfile, " rect.c5 { fill:rgb(255, 44, 44); fill-opacity:0.5; stroke-width:0; } \n"); |
| fprintf(svgfile, " rect.c6 { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; } \n"); |
| fprintf(svgfile, " line.pstate { stroke:rgb(255,255, 0); stroke-opacity:0.8; stroke-width:2; } \n"); |
| |
| fprintf(svgfile, " ]]>\n </style>\n</defs>\n"); |
| } |
| |
| static double normalize_height(double height) |
| { |
| if (height < 0.25) |
| return 0.25; |
| else if (height < 0.50) |
| return 0.50; |
| else if (height < 0.75) |
| return 0.75; |
| else |
| return 0.100; |
| } |
| |
| void svg_ubox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges) |
| { |
| double w = time2pixels(end) - time2pixels(start); |
| height = normalize_height(height); |
| |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| fprintf(svgfile, "<title>fd=%d error=%d merges=%d</title>\n", fd, err, merges); |
| fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n", |
| time2pixels(start), |
| w, |
| Yslot * SLOT_MULT, |
| SLOT_HALF * height, |
| type); |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_lbox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges) |
| { |
| double w = time2pixels(end) - time2pixels(start); |
| height = normalize_height(height); |
| |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| fprintf(svgfile, "<title>fd=%d error=%d merges=%d</title>\n", fd, err, merges); |
| fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n", |
| time2pixels(start), |
| w, |
| Yslot * SLOT_MULT + SLOT_HEIGHT - SLOT_HALF * height, |
| SLOT_HALF * height, |
| type); |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_fbox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges) |
| { |
| double w = time2pixels(end) - time2pixels(start); |
| height = normalize_height(height); |
| |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| fprintf(svgfile, "<title>fd=%d error=%d merges=%d</title>\n", fd, err, merges); |
| fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n", |
| time2pixels(start), |
| w, |
| Yslot * SLOT_MULT + SLOT_HEIGHT - SLOT_HEIGHT * height, |
| SLOT_HEIGHT * height, |
| type); |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_box(int Yslot, u64 start, u64 end, const char *type) |
| { |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n", |
| time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, type); |
| } |
| |
| static char *time_to_string(u64 duration); |
| void svg_blocked(int Yslot, int cpu, u64 start, u64 end, const char *backtrace) |
| { |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| fprintf(svgfile, "<title>#%d blocked %s</title>\n", cpu, |
| time_to_string(end - start)); |
| if (backtrace) |
| fprintf(svgfile, "<desc>Blocked on:\n%s</desc>\n", backtrace); |
| svg_box(Yslot, start, end, "blocked"); |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_running(int Yslot, int cpu, u64 start, u64 end, const char *backtrace) |
| { |
| double text_size; |
| const char *type; |
| |
| if (!svgfile) |
| return; |
| |
| if (svg_highlight && end - start > svg_highlight) |
| type = "sample_hi"; |
| else |
| type = "sample"; |
| fprintf(svgfile, "<g>\n"); |
| |
| fprintf(svgfile, "<title>#%d running %s</title>\n", |
| cpu, time_to_string(end - start)); |
| if (backtrace) |
| fprintf(svgfile, "<desc>Switched because:\n%s</desc>\n", backtrace); |
| fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n", |
| time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, |
| type); |
| |
| text_size = (time2pixels(end)-time2pixels(start)); |
| if (cpu > 9) |
| text_size = text_size/2; |
| if (text_size > 1.25) |
| text_size = 1.25; |
| text_size = round_text_size(text_size); |
| |
| if (text_size > MIN_TEXT_SIZE) |
| fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\" font-size=\"%.8fpt\">%i</text>\n", |
| time2pixels(start), Yslot * SLOT_MULT + SLOT_HEIGHT - 1, text_size, cpu + 1); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| static char *time_to_string(u64 duration) |
| { |
| static char text[80]; |
| |
| text[0] = 0; |
| |
| if (duration < NSEC_PER_USEC) /* less than 1 usec */ |
| return text; |
| |
| if (duration < NSEC_PER_MSEC) { /* less than 1 msec */ |
| sprintf(text, "%.1f us", duration / (double)NSEC_PER_USEC); |
| return text; |
| } |
| sprintf(text, "%.1f ms", duration / (double)NSEC_PER_MSEC); |
| |
| return text; |
| } |
| |
| void svg_waiting(int Yslot, int cpu, u64 start, u64 end, const char *backtrace) |
| { |
| char *text; |
| const char *style; |
| double font_size; |
| |
| if (!svgfile) |
| return; |
| |
| style = "waiting"; |
| |
| if (end-start > 10 * NSEC_PER_MSEC) /* 10 msec */ |
| style = "WAITING"; |
| |
| text = time_to_string(end-start); |
| |
| font_size = 1.0 * (time2pixels(end)-time2pixels(start)); |
| |
| if (font_size > 3) |
| font_size = 3; |
| |
| font_size = round_text_size(font_size); |
| |
| fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\">\n", time2pixels(start), Yslot * SLOT_MULT); |
| fprintf(svgfile, "<title>#%d waiting %s</title>\n", cpu, time_to_string(end - start)); |
| if (backtrace) |
| fprintf(svgfile, "<desc>Waiting on:\n%s</desc>\n", backtrace); |
| fprintf(svgfile, "<rect x=\"0\" width=\"%.8f\" y=\"0\" height=\"%.1f\" class=\"%s\"/>\n", |
| time2pixels(end)-time2pixels(start), SLOT_HEIGHT, style); |
| if (font_size > MIN_TEXT_SIZE) |
| fprintf(svgfile, "<text transform=\"rotate(90)\" font-size=\"%.8fpt\"> %s</text>\n", |
| font_size, text); |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| static char *cpu_model(void) |
| { |
| static char cpu_m[255]; |
| char buf[256]; |
| FILE *file; |
| |
| cpu_m[0] = 0; |
| /* CPU type */ |
| file = fopen("/proc/cpuinfo", "r"); |
| if (file) { |
| while (fgets(buf, 255, file)) { |
| if (strcasestr(buf, "model name")) { |
| strlcpy(cpu_m, &buf[13], 255); |
| break; |
| } |
| } |
| fclose(file); |
| } |
| |
| /* CPU type */ |
| file = fopen("/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies", "r"); |
| if (file) { |
| while (fgets(buf, 255, file)) { |
| unsigned int freq; |
| freq = strtoull(buf, NULL, 10); |
| if (freq > max_freq) |
| max_freq = freq; |
| } |
| fclose(file); |
| } |
| return cpu_m; |
| } |
| |
| void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq) |
| { |
| char cpu_string[80]; |
| if (!svgfile) |
| return; |
| |
| max_freq = __max_freq; |
| turbo_frequency = __turbo_freq; |
| |
| fprintf(svgfile, "<g>\n"); |
| |
| fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"cpu\"/>\n", |
| time2pixels(first_time), |
| time2pixels(last_time)-time2pixels(first_time), |
| cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT); |
| |
| sprintf(cpu_string, "CPU %i", (int)cpu); |
| fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\">%s</text>\n", |
| 10+time2pixels(first_time), cpu2y(cpu) + SLOT_HEIGHT/2, cpu_string); |
| |
| fprintf(svgfile, "<text transform=\"translate(%.8f,%.8f)\" font-size=\"1.25pt\">%s</text>\n", |
| 10+time2pixels(first_time), cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - 4, cpu_model()); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_process(int cpu, u64 start, u64 end, int pid, const char *name, const char *backtrace) |
| { |
| double width; |
| const char *type; |
| |
| if (!svgfile) |
| return; |
| |
| if (svg_highlight && end - start >= svg_highlight) |
| type = "sample_hi"; |
| else if (svg_highlight_name && strstr(name, svg_highlight_name)) |
| type = "sample_hi"; |
| else |
| type = "sample"; |
| |
| fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\">\n", time2pixels(start), cpu2y(cpu)); |
| fprintf(svgfile, "<title>%d %s running %s</title>\n", pid, name, time_to_string(end - start)); |
| if (backtrace) |
| fprintf(svgfile, "<desc>Switched because:\n%s</desc>\n", backtrace); |
| fprintf(svgfile, "<rect x=\"0\" width=\"%.8f\" y=\"0\" height=\"%.1f\" class=\"%s\"/>\n", |
| time2pixels(end)-time2pixels(start), SLOT_MULT+SLOT_HEIGHT, type); |
| width = time2pixels(end)-time2pixels(start); |
| if (width > 6) |
| width = 6; |
| |
| width = round_text_size(width); |
| |
| if (width > MIN_TEXT_SIZE) |
| fprintf(svgfile, "<text transform=\"rotate(90)\" font-size=\"%.8fpt\">%s</text>\n", |
| width, name); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_cstate(int cpu, u64 start, u64 end, int type) |
| { |
| double width; |
| char style[128]; |
| |
| if (!svgfile) |
| return; |
| |
| |
| fprintf(svgfile, "<g>\n"); |
| |
| if (type > 6) |
| type = 6; |
| sprintf(style, "c%i", type); |
| |
| fprintf(svgfile, "<rect class=\"%s\" x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\"/>\n", |
| style, |
| time2pixels(start), time2pixels(end)-time2pixels(start), |
| cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT); |
| |
| width = (time2pixels(end)-time2pixels(start))/2.0; |
| if (width > 6) |
| width = 6; |
| |
| width = round_text_size(width); |
| |
| if (width > MIN_TEXT_SIZE) |
| fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\" font-size=\"%.8fpt\">C%i</text>\n", |
| time2pixels(start), cpu2y(cpu)+width, width, type); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| static char *HzToHuman(unsigned long hz) |
| { |
| static char buffer[1024]; |
| unsigned long long Hz; |
| |
| memset(buffer, 0, 1024); |
| |
| Hz = hz; |
| |
| /* default: just put the Number in */ |
| sprintf(buffer, "%9lli", Hz); |
| |
| if (Hz > 1000) |
| sprintf(buffer, " %6lli Mhz", (Hz+500)/1000); |
| |
| if (Hz > 1500000) |
| sprintf(buffer, " %6.2f Ghz", (Hz+5000.0)/1000000); |
| |
| if (Hz == turbo_frequency) |
| sprintf(buffer, "Turbo"); |
| |
| return buffer; |
| } |
| |
| void svg_pstate(int cpu, u64 start, u64 end, u64 freq) |
| { |
| double height = 0; |
| |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| |
| if (max_freq) |
| height = freq * 1.0 / max_freq * (SLOT_HEIGHT + SLOT_MULT); |
| height = 1 + cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - height; |
| fprintf(svgfile, "<line x1=\"%.8f\" x2=\"%.8f\" y1=\"%.1f\" y2=\"%.1f\" class=\"pstate\"/>\n", |
| time2pixels(start), time2pixels(end), height, height); |
| fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\" font-size=\"0.25pt\">%s</text>\n", |
| time2pixels(start), height+0.9, HzToHuman(freq)); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| |
| void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2, const char *backtrace) |
| { |
| double height; |
| |
| if (!svgfile) |
| return; |
| |
| |
| fprintf(svgfile, "<g>\n"); |
| |
| fprintf(svgfile, "<title>%s wakes up %s</title>\n", |
| desc1 ? desc1 : "?", |
| desc2 ? desc2 : "?"); |
| |
| if (backtrace) |
| fprintf(svgfile, "<desc>%s</desc>\n", backtrace); |
| |
| if (row1 < row2) { |
| if (row1) { |
| fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n", |
| time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32); |
| if (desc2) |
| fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s ></text></g>\n", |
| time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_HEIGHT/48, desc2); |
| } |
| if (row2) { |
| fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n", |
| time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row2 * SLOT_MULT); |
| if (desc1) |
| fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s ></text></g>\n", |
| time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, desc1); |
| } |
| } else { |
| if (row2) { |
| fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n", |
| time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32); |
| if (desc1) |
| fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s <</text></g>\n", |
| time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/48, desc1); |
| } |
| if (row1) { |
| fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n", |
| time2pixels(start), row1 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row1 * SLOT_MULT); |
| if (desc2) |
| fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s <</text></g>\n", |
| time2pixels(start), row1 * SLOT_MULT - SLOT_HEIGHT/32, desc2); |
| } |
| } |
| height = row1 * SLOT_MULT; |
| if (row2 > row1) |
| height += SLOT_HEIGHT; |
| if (row1) |
| fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n", |
| time2pixels(start), height); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_wakeline(u64 start, int row1, int row2, const char *backtrace) |
| { |
| double height; |
| |
| if (!svgfile) |
| return; |
| |
| |
| fprintf(svgfile, "<g>\n"); |
| |
| if (backtrace) |
| fprintf(svgfile, "<desc>%s</desc>\n", backtrace); |
| |
| if (row1 < row2) |
| fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n", |
| time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT); |
| else |
| fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n", |
| time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT); |
| |
| height = row1 * SLOT_MULT; |
| if (row2 > row1) |
| height += SLOT_HEIGHT; |
| fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n", |
| time2pixels(start), height); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_interrupt(u64 start, int row, const char *backtrace) |
| { |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| |
| fprintf(svgfile, "<title>Wakeup from interrupt</title>\n"); |
| |
| if (backtrace) |
| fprintf(svgfile, "<desc>%s</desc>\n", backtrace); |
| |
| fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n", |
| time2pixels(start), row * SLOT_MULT); |
| fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n", |
| time2pixels(start), row * SLOT_MULT + SLOT_HEIGHT); |
| |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_text(int Yslot, u64 start, const char *text) |
| { |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\">%s</text>\n", |
| time2pixels(start), Yslot * SLOT_MULT+SLOT_HEIGHT/2, text); |
| } |
| |
| static void svg_legenda_box(int X, const char *text, const char *style) |
| { |
| double boxsize; |
| boxsize = SLOT_HEIGHT / 2; |
| |
| fprintf(svgfile, "<rect x=\"%i\" width=\"%.8f\" y=\"0\" height=\"%.1f\" class=\"%s\"/>\n", |
| X, boxsize, boxsize, style); |
| fprintf(svgfile, "<text transform=\"translate(%.8f, %.8f)\" font-size=\"%.8fpt\">%s</text>\n", |
| X + boxsize + 5, boxsize, 0.8 * boxsize, text); |
| } |
| |
| void svg_io_legenda(void) |
| { |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| svg_legenda_box(0, "Disk", "disk"); |
| svg_legenda_box(100, "Network", "net"); |
| svg_legenda_box(200, "Sync", "sync"); |
| svg_legenda_box(300, "Poll", "poll"); |
| svg_legenda_box(400, "Error", "error"); |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_legenda(void) |
| { |
| if (!svgfile) |
| return; |
| |
| fprintf(svgfile, "<g>\n"); |
| svg_legenda_box(0, "Running", "sample"); |
| svg_legenda_box(100, "Idle","c1"); |
| svg_legenda_box(200, "Deeper Idle", "c3"); |
| svg_legenda_box(350, "Deepest Idle", "c6"); |
| svg_legenda_box(550, "Sleeping", "process2"); |
| svg_legenda_box(650, "Waiting for cpu", "waiting"); |
| svg_legenda_box(800, "Blocked on IO", "blocked"); |
| fprintf(svgfile, "</g>\n"); |
| } |
| |
| void svg_time_grid(double min_thickness) |
| { |
| u64 i; |
| |
| if (!svgfile) |
| return; |
| |
| i = first_time; |
| while (i < last_time) { |
| int color = 220; |
| double thickness = 0.075; |
| if ((i % 100000000) == 0) { |
| thickness = 0.5; |
| color = 192; |
| } |
| if ((i % 1000000000) == 0) { |
| thickness = 2.0; |
| color = 128; |
| } |
| |
| if (thickness >= min_thickness) |
| fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%" PRIu64 "\" style=\"stroke:rgb(%i,%i,%i);stroke-width:%.3f\"/>\n", |
| time2pixels(i), SLOT_MULT/2, time2pixels(i), |
| total_height, color, color, color, thickness); |
| |
| i += 10000000; |
| } |
| } |
| |
| void svg_close(void) |
| { |
| if (svgfile) { |
| fprintf(svgfile, "</svg>\n"); |
| fclose(svgfile); |
| svgfile = NULL; |
| } |
| } |
| |
| #define cpumask_bits(maskp) ((maskp)->bits) |
| typedef struct { DECLARE_BITMAP(bits, MAX_NR_CPUS); } cpumask_t; |
| |
| struct topology { |
| cpumask_t *sib_core; |
| int sib_core_nr; |
| cpumask_t *sib_thr; |
| int sib_thr_nr; |
| }; |
| |
| static void scan_thread_topology(int *map, struct topology *t, int cpu, |
| int *pos, int nr_cpus) |
| { |
| int i; |
| int thr; |
| |
| for (i = 0; i < t->sib_thr_nr; i++) { |
| if (!test_bit(cpu, cpumask_bits(&t->sib_thr[i]))) |
| continue; |
| |
| for_each_set_bit(thr, cpumask_bits(&t->sib_thr[i]), nr_cpus) |
| if (map[thr] == -1) |
| map[thr] = (*pos)++; |
| } |
| } |
| |
| static void scan_core_topology(int *map, struct topology *t, int nr_cpus) |
| { |
| int pos = 0; |
| int i; |
| int cpu; |
| |
| for (i = 0; i < t->sib_core_nr; i++) |
| for_each_set_bit(cpu, cpumask_bits(&t->sib_core[i]), nr_cpus) |
| scan_thread_topology(map, t, cpu, &pos, nr_cpus); |
| } |
| |
| static int str_to_bitmap(char *s, cpumask_t *b, int nr_cpus) |
| { |
| int i; |
| int ret = 0; |
| struct perf_cpu_map *m; |
| struct perf_cpu c; |
| |
| m = perf_cpu_map__new(s); |
| if (!m) |
| return -1; |
| |
| for (i = 0; i < perf_cpu_map__nr(m); i++) { |
| c = perf_cpu_map__cpu(m, i); |
| if (c.cpu >= nr_cpus) { |
| ret = -1; |
| break; |
| } |
| |
| __set_bit(c.cpu, cpumask_bits(b)); |
| } |
| |
| perf_cpu_map__put(m); |
| |
| return ret; |
| } |
| |
| int svg_build_topology_map(struct perf_env *env) |
| { |
| int i, nr_cpus; |
| struct topology t; |
| char *sib_core, *sib_thr; |
| |
| nr_cpus = min(env->nr_cpus_online, MAX_NR_CPUS); |
| |
| t.sib_core_nr = env->nr_sibling_cores; |
| t.sib_thr_nr = env->nr_sibling_threads; |
| t.sib_core = calloc(env->nr_sibling_cores, sizeof(cpumask_t)); |
| t.sib_thr = calloc(env->nr_sibling_threads, sizeof(cpumask_t)); |
| |
| sib_core = env->sibling_cores; |
| sib_thr = env->sibling_threads; |
| |
| if (!t.sib_core || !t.sib_thr) { |
| fprintf(stderr, "topology: no memory\n"); |
| goto exit; |
| } |
| |
| for (i = 0; i < env->nr_sibling_cores; i++) { |
| if (str_to_bitmap(sib_core, &t.sib_core[i], nr_cpus)) { |
| fprintf(stderr, "topology: can't parse siblings map\n"); |
| goto exit; |
| } |
| |
| sib_core += strlen(sib_core) + 1; |
| } |
| |
| for (i = 0; i < env->nr_sibling_threads; i++) { |
| if (str_to_bitmap(sib_thr, &t.sib_thr[i], nr_cpus)) { |
| fprintf(stderr, "topology: can't parse siblings map\n"); |
| goto exit; |
| } |
| |
| sib_thr += strlen(sib_thr) + 1; |
| } |
| |
| topology_map = malloc(sizeof(int) * nr_cpus); |
| if (!topology_map) { |
| fprintf(stderr, "topology: no memory\n"); |
| goto exit; |
| } |
| |
| for (i = 0; i < nr_cpus; i++) |
| topology_map[i] = -1; |
| |
| scan_core_topology(topology_map, &t, nr_cpus); |
| |
| return 0; |
| |
| exit: |
| zfree(&t.sib_core); |
| zfree(&t.sib_thr); |
| |
| return -1; |
| } |