2 * Copyright (c) 2017 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@backplane.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
28 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 start_gnuplot(int ac __unused
, char **av __unused
)
37 OutFP
= popen("gnuplot", "w");
39 fprintf(stderr
, "can't find gnuplot\n");
45 dump_gnuplot(kcollect_t
*ary
, size_t count
, const char *plotfile
)
47 int plot1
[] = { KCOLLECT_MEMWIR
, KCOLLECT_MEMACT
,
48 KCOLLECT_MEMINA
, KCOLLECT_MEMCAC
,
49 KCOLLECT_MEMFRE
, KCOLLECT_LOAD
};
50 int plot2
[] = { KCOLLECT_USERPCT
, KCOLLECT_SYSTPCT
,
51 KCOLLECT_INTRPCT
, KCOLLECT_IDLEPCT
,
52 KCOLLECT_VMFAULT
, KCOLLECT_SYSCALLS
, KCOLLECT_NLOOKUP
};
65 * If plotfile is specified allow .jpg or .JPG or .png or .PNG
70 if ((ext
= strrchr(plotfile
, '.')) == NULL
) {
75 if (strcmp(ext
, "jpg") == 0 ||
76 strcmp(ext
, "JPG") == 0) {
77 fprintf(OutFP
, "set terminal jpeg size %d,%d\n",
78 OutputWidth
, OutputHeight
);
79 } else if (strcmp(ext
, "png") == 0 ||
80 strcmp(ext
, "PNG") == 0) {
81 fprintf(OutFP
, "set terminal png size %d,%d\n",
82 OutputWidth
, OutputHeight
);
84 fprintf(stderr
, "plotfile must be .jpg or .png\n");
87 fprintf(OutFP
, "set output \"%s\"\n", plotfile
);
89 fprintf(OutFP
, "set terminal x11 persist size %d,%d\n",
90 OutputWidth
, OutputHeight
);
94 * NOTE: be sure to reset any fields adjusted by the second plot,
95 * in case we are streaming plots with -f.
97 fprintf(OutFP
, "set xdata time\n");
98 fprintf(OutFP
, "set timefmt \"%%d-%%b-%%Y %%H:%%M:%%S\"\n");
99 fprintf(OutFP
, "set style fill solid 1.0\n");
100 fprintf(OutFP
, "set multiplot layout 2,1\n");
101 fprintf(OutFP
, "set key outside\n");
102 fprintf(OutFP
, "set lmargin 10\n");
103 fprintf(OutFP
, "set rmargin 25\n");
104 fprintf(OutFP
, "set xtics rotate\n");
105 fprintf(OutFP
, "set format x '%%H:%%M'\n");
107 fprintf(OutFP
, "set ylabel \"GB\"\n");
109 fprintf(OutFP
, "set yrange [0:%d]\n",
110 (int)((KCOLLECT_GETSCALE(ary
[0].data
[KCOLLECT_MEMFRE
]) +
111 999999) / 1000000000));
112 fprintf(OutFP
, "set autoscale y2\n");
113 fprintf(OutFP
, "set y2label \"Load\"\n");
114 fprintf(OutFP
, "set ytics nomirror\n");
115 fprintf(OutFP
, "set y2tics nomirror\n");
119 "\"-\" using 1:3 title \"wired\" with boxes lw 1, "
120 "\"-\" using 1:3 title \"active\" with boxes lw 1, "
121 "\"-\" using 1:3 title \"inact\" with boxes lw 1, "
122 "\"-\" using 1:3 title \"cache\" with boxes lw 1, "
123 "\"-\" using 1:3 title \"free\" with boxes lw 1, "
124 "\"-\" using 1:3 axes x1y2 title \"load\" with lines lw 1\n");
126 for (jj
= 0; jj
< (int)(sizeof(plot1
) / sizeof(plot1
[0])); ++jj
) {
129 for (i
= count
- 1; i
>= 2; --i
) {
133 t
= ary
[i
].realtime
.tv_sec
;
140 strftime(buf
, sizeof(buf
), "%d-%b-%Y %H:%M:%S", tmv
);
141 value
= ary
[i
].data
[j
];
143 for (k
= jj
+ 1; k
<= 4; ++k
)
144 value
+= ary
[i
].data
[plot1
[k
]];
145 dv
= (double)value
/ 1e9
;
147 dv
= (double)value
/ 100.0;
149 fprintf(OutFP
, "%s %6.2f\n", buf
, dv
);
151 fprintf(OutFP
, "e\n");
154 fprintf(OutFP
, "set ylabel \"Cpu Utilization\"\n");
155 fprintf(OutFP
, "set y2label \"MOps/sec (smoothed)\"\n");
156 fprintf(OutFP
, "set ytics nomirror\n");
157 fprintf(OutFP
, "set y2tics nomirror\n");
158 fprintf(OutFP
, "set yrange [0:105]\n");
159 fprintf(OutFP
, "set y2range [0:1.0]\n");
163 "\"-\" using 1:3 title \"user\" with boxes lw 1, "
164 "\"-\" using 1:3 title \"system\" with boxes lw 1, "
165 "\"-\" using 1:3 title \"intr\" with boxes lw 1, "
166 "\"-\" using 1:3 title \"idle\" with boxes lw 1, "
167 "\"-\" using 1:3 axes x1y2 title \"faults\" with lines lw 1, "
168 "\"-\" using 1:3 axes x1y2 title \"syscalls\" with lines lw 1, "
169 "\"-\" using 1:3 axes x1y2 title \"nlookup\" with lines lw 1\n"
172 for (jj
= 0; jj
< (int)(sizeof(plot2
) / sizeof(plot2
[0])); ++jj
) {
176 for (i
= count
- 1; i
>= 2; --i
) {
180 t
= ary
[i
].realtime
.tv_sec
;
187 strftime(buf
, sizeof(buf
), "%d-%b-%Y %H:%M:%S", tmv
);
188 value
= ary
[i
].data
[j
];
191 for (k
= jj
+ 1; k
<= 3; ++k
)
192 value
+= ary
[i
].data
[plot2
[k
]];
193 dv
= (double)value
/ 100.0;
195 dv
= (double)value
/ KCOLLECT_INTERVAL
;
197 smoothed_dv
= (smoothed_dv
* 9.0 + dv
) / 10.0;
200 fprintf(OutFP
, "%s %6.2f\n", buf
, dv
);
202 fprintf(OutFP
, "e\n");