mirror of https://gitee.com/openkylin/linux.git
perf: Add a SVG helper library file
The timechart tool writes out SVG format output; this patch adds a set of helper functions to abstract dealing with SVG from the core timechart code. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <20090912130613.677f0516@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arjan van de Ven
Ingo Molnar
parent
6161352142
commit
f48d55ce78
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@ -373,6 +373,7 @@ LIB_OBJS += util/thread.o
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LIB_OBJS += util/trace-event-parse.o
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LIB_OBJS += util/trace-event-read.o
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LIB_OBJS += util/trace-event-info.o
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LIB_OBJS += util/svghelper.o
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BUILTIN_OBJS += builtin-annotate.o
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BUILTIN_OBJS += builtin-help.o
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@ -0,0 +1,382 @@
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/*
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* svghelper.c - helper functions for outputting svg
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*
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* (C) Copyright 2009 Intel Corporation
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*
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* Authors:
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* Arjan van de Ven <arjan@linux.intel.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; version 2
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* of the License.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include "svghelper.h"
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static u64 first_time, last_time;
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static u64 turbo_frequency, max_freq;
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#define SLOT_MULT 30.0
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#define SLOT_HEIGHT 25.0
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#define WIDTH 1000.0
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static u64 total_height;
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static FILE *svgfile;
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static double cpu2slot(int cpu)
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{
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return 2 * cpu + 1;
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}
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static double cpu2y(int cpu)
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{
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return cpu2slot(cpu) * SLOT_MULT;
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}
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static double time2pixels(u64 time)
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{
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double X;
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X = WIDTH * (time - first_time) / (last_time - first_time);
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return X;
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}
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void open_svg(const char *filename, int cpus, int rows)
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{
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svgfile = fopen(filename, "w");
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if (!svgfile) {
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fprintf(stderr, "Cannot open %s for output\n", filename);
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return;
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}
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total_height = (1 + rows + cpu2slot(cpus)) * SLOT_MULT;
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fprintf(svgfile, "<?xml version=\"1.0\" standalone=\"no\"?> \n");
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fprintf(svgfile, "<svg width=\"%4.1f\" height=\"%llu\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n", WIDTH, total_height);
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fprintf(svgfile, "<defs>\n <style type=\"text/css\">\n <![CDATA[\n");
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fprintf(svgfile, " rect { stroke-width: 1; }\n");
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fprintf(svgfile, " rect.process { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:1; stroke:rgb( 0, 0, 0); } \n");
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fprintf(svgfile, " rect.process2 { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
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fprintf(svgfile, " rect.sample { fill:rgb( 0, 0,255); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
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fprintf(svgfile, " rect.blocked { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
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fprintf(svgfile, " rect.waiting { fill:rgb(255,255, 0); fill-opacity:0.3; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
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fprintf(svgfile, " rect.cpu { fill:rgb(192,192,192); fill-opacity:0.2; stroke-width:0.5; stroke:rgb(128,128,128); } \n");
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fprintf(svgfile, " rect.pstate { fill:rgb(128,128,128); fill-opacity:0.8; stroke-width:0; } \n");
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fprintf(svgfile, " rect.c1 { fill:rgb(255,214,214); fill-opacity:0.5; stroke-width:0; } \n");
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fprintf(svgfile, " rect.c2 { fill:rgb(255,172,172); fill-opacity:0.5; stroke-width:0; } \n");
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fprintf(svgfile, " rect.c3 { fill:rgb(255,130,130); fill-opacity:0.5; stroke-width:0; } \n");
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fprintf(svgfile, " rect.c4 { fill:rgb(255, 88, 88); fill-opacity:0.5; stroke-width:0; } \n");
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fprintf(svgfile, " rect.c5 { fill:rgb(255, 44, 44); fill-opacity:0.5; stroke-width:0; } \n");
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fprintf(svgfile, " rect.c6 { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; } \n");
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fprintf(svgfile, " line.pstate { stroke:rgb(255,255, 0); stroke-opacity:0.8; stroke-width:2; } \n");
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fprintf(svgfile, " ]]>\n </style>\n</defs>\n");
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}
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void svg_box(int Yslot, u64 start, u64 end, const char *type)
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{
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if (!svgfile)
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return;
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fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
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time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, type);
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}
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void svg_sample(int Yslot, int cpu, u64 start, u64 end, const char *type)
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{
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double text_size;
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if (!svgfile)
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return;
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fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
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time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, type);
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text_size = (time2pixels(end)-time2pixels(start));
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if (cpu > 9)
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text_size = text_size/2;
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if (text_size > 1.25)
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text_size = 1.25;
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if (text_size > 0.0001)
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fprintf(svgfile, "<text transform=\"translate(%1.6f,%1.6f)\" font-size=\"%1.6fpt\">%i</text>\n",
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time2pixels(start), Yslot * SLOT_MULT + SLOT_HEIGHT - 1, text_size, cpu + 1);
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}
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static char *cpu_model(void)
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{
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static char cpu_m[255];
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char buf[256];
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FILE *file;
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cpu_m[0] = 0;
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/* CPU type */
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file = fopen("/proc/cpuinfo", "r");
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if (file) {
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while (fgets(buf, 255, file)) {
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if (strstr(buf, "model name")) {
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strncpy(cpu_m, &buf[13], 255);
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break;
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}
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}
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fclose(file);
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}
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return cpu_m;
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}
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void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq)
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{
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char cpu_string[80];
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if (!svgfile)
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return;
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max_freq = __max_freq;
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turbo_frequency = __turbo_freq;
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fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"cpu\"/>\n",
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time2pixels(first_time),
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time2pixels(last_time)-time2pixels(first_time),
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cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
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sprintf(cpu_string, "CPU %i", (int)cpu+1);
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fprintf(svgfile, "<text transform=\"translate(%4.1f,%4.1f)\">%s</text>\n",
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10+time2pixels(first_time), cpu2y(cpu) + SLOT_HEIGHT/2, cpu_string);
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fprintf(svgfile, "<text transform=\"translate(%4.1f,%4.1f)\" font-size=\"1.25pt\">%s</text>\n",
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10+time2pixels(first_time), cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - 4, cpu_model());
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}
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void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name)
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{
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double width;
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if (!svgfile)
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return;
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fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
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time2pixels(start), time2pixels(end)-time2pixels(start), cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT, type);
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width = time2pixels(end)-time2pixels(start);
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if (width > 6)
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width = 6;
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if (width > 0.001)
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fprintf(svgfile, "<text transform=\"translate(%4.5f,%4.5f) rotate(90)\" font-size=\"%3.4fpt\">%s</text>\n",
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time2pixels(start), cpu2y(cpu), width, name);
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}
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void svg_cstate(int cpu, u64 start, u64 end, int type)
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{
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double width;
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char style[128];
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if (!svgfile)
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return;
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if (type > 6)
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type = 6;
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sprintf(style, "c%i", type);
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fprintf(svgfile, "<rect class=\"%s\" x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\"/>\n",
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style,
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time2pixels(start), time2pixels(end)-time2pixels(start),
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cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
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width = time2pixels(end)-time2pixels(start);
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if (width > 6)
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width = 6;
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if (width > 0.05)
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fprintf(svgfile, "<text transform=\"translate(%4.5f,%4.5f) rotate(90)\" font-size=\"%3.4fpt\">C%i</text>\n",
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time2pixels(start), cpu2y(cpu), width, type);
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}
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static char *HzToHuman(unsigned long hz)
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{
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static char buffer[1024];
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unsigned long long Hz;
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memset(buffer, 0, 1024);
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Hz = hz;
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/* default: just put the Number in */
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sprintf(buffer, "%9lli", Hz);
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if (Hz > 1000)
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sprintf(buffer, " %6lli Mhz", (Hz+500)/1000);
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if (Hz > 1500000)
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sprintf(buffer, " %6.2f Ghz", (Hz+5000.0)/1000000);
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if (Hz == turbo_frequency)
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sprintf(buffer, "Turbo");
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return buffer;
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}
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void svg_pstate(int cpu, u64 start, u64 end, u64 freq)
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{
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double height = 0;
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if (!svgfile)
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return;
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if (max_freq)
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height = freq * 1.0 / max_freq * (SLOT_HEIGHT + SLOT_MULT);
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height = 1 + cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - height;
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fprintf(svgfile, "<line x1=\"%4.8f\" x2=\"%4.8f\" y1=\"%4.1f\" y2=\"%4.1f\" class=\"pstate\"/>\n",
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time2pixels(start), time2pixels(end), height, height);
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fprintf(svgfile, "<text transform=\"translate(%4.1f,%4.1f)\" font-size=\"0.25pt\">%s</text>\n",
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time2pixels(start), height+0.9, HzToHuman(freq));
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}
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void svg_partial_wakeline(u64 start, int row1, int row2)
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{
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double height;
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if (!svgfile)
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return;
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if (row1 < row2) {
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if (row1)
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fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
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time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
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if (row2)
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fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
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time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row2 * SLOT_MULT);
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} else {
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if (row2)
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fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
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time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
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if (row1)
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fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
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time2pixels(start), row1 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row1 * SLOT_MULT);
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}
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height = row1 * SLOT_MULT;
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if (row2 > row1)
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height += SLOT_HEIGHT;
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if (row1)
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fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n",
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time2pixels(start), height);
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}
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void svg_wakeline(u64 start, int row1, int row2)
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{
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double height;
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if (!svgfile)
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return;
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if (row1 < row2)
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fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
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time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT);
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else
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fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
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time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT);
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height = row1 * SLOT_MULT;
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if (row2 > row1)
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height += SLOT_HEIGHT;
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fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n",
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time2pixels(start), height);
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}
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void svg_interrupt(u64 start, int row)
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{
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if (!svgfile)
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return;
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fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n",
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time2pixels(start), row * SLOT_MULT);
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fprintf(svgfile, "<circle cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n",
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time2pixels(start), row * SLOT_MULT + SLOT_HEIGHT);
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}
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void svg_text(int Yslot, u64 start, const char *text)
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{
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if (!svgfile)
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return;
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fprintf(svgfile, "<text transform=\"translate(%4.1f,%4.1f)\">%s</text>\n",
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time2pixels(start), Yslot * SLOT_MULT+SLOT_HEIGHT/2, text);
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}
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static void svg_legenda_box(int X, const char *text, const char *style)
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{
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double boxsize;
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boxsize = SLOT_HEIGHT / 2;
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fprintf(svgfile, "<rect x=\"%i\" width=\"%4.8f\" y=\"0\" height=\"%4.1f\" class=\"%s\"/>\n",
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X, boxsize, boxsize, style);
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fprintf(svgfile, "<text transform=\"translate(%4.1f, %4.1f)\" font-size=\"%4.4fpt\">%s</text>\n",
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X + boxsize + 5, boxsize, 0.8 * boxsize, text);
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}
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void svg_legenda(void)
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{
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if (!svgfile)
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return;
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svg_legenda_box(0, "Running", "sample");
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svg_legenda_box(100, "Idle","rect.c1");
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svg_legenda_box(200, "Deeper Idle", "rect.c3");
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svg_legenda_box(350, "Deepest Idle", "rect.c6");
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svg_legenda_box(550, "Sleeping", "process2");
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svg_legenda_box(650, "Waiting for cpu", "waiting");
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svg_legenda_box(800, "Blocked on IO", "blocked");
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}
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void svg_time_grid(u64 start, u64 end)
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{
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u64 i;
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first_time = start;
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last_time = end;
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first_time = first_time / 100000000 * 100000000;
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if (!svgfile)
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return;
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i = first_time;
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while (i < last_time) {
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int color = 220;
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double thickness = 0.075;
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if ((i % 100000000) == 0) {
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thickness = 0.5;
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color = 192;
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}
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if ((i % 1000000000) == 0) {
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thickness = 2.0;
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color = 128;
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}
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fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%llu\" style=\"stroke:rgb(%i,%i,%i);stroke-width:%1.3f\"/>\n",
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time2pixels(i), SLOT_MULT/2, time2pixels(i), total_height, color, color, color, thickness);
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i += 10000000;
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}
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}
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void svg_close(void)
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{
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if (svgfile) {
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fprintf(svgfile, "</svg>\n");
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fclose(svgfile);
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svgfile = NULL;
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,25 @@
|
|||
#ifndef _INCLUDE_GUARD_SVG_HELPER_
|
||||
#define _INCLUDE_GUARD_SVG_HELPER_
|
||||
|
||||
#include "types.h"
|
||||
|
||||
extern void open_svg(const char *filename, int cpus, int rows);
|
||||
extern void svg_box(int Yslot, u64 start, u64 end, const char *type);
|
||||
extern void svg_sample(int Yslot, int cpu, u64 start, u64 end, const char *type);
|
||||
extern void svg_cpu_box(int cpu, u64 max_frequency, u64 turbo_frequency);
|
||||
|
||||
|
||||
extern void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name);
|
||||
extern void svg_cstate(int cpu, u64 start, u64 end, int type);
|
||||
extern void svg_pstate(int cpu, u64 start, u64 end, u64 freq);
|
||||
|
||||
|
||||
extern void svg_time_grid(u64 start, u64 end);
|
||||
extern void svg_legenda(void);
|
||||
extern void svg_wakeline(u64 start, int row1, int row2);
|
||||
extern void svg_partial_wakeline(u64 start, int row1, int row2);
|
||||
extern void svg_interrupt(u64 start, int row);
|
||||
extern void svg_text(int Yslot, u64 start, const char *text);
|
||||
extern void svg_close(void);
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue