xref: /libuv/src/unix/sysinfo-loadavg.c (revision 76bcf9f9)
1 /* Copyright libuv project contributors. All rights reserved.
2  *
3  * Permission is hereby granted, free of charge, to any person obtaining a copy
4  * of this software and associated documentation files (the "Software"), to
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7  * sell copies of the Software, and to permit persons to whom the Software is
8  * furnished to do so, subject to the following conditions:
9  *
10  * The above copyright notice and this permission notice shall be included in
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13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19  * IN THE SOFTWARE.
20  */
21 
22 #include "uv.h"
23 #include "internal.h"
24 
25 #include <stdint.h>
26 #include <sys/sysinfo.h>
27 
uv_loadavg(double avg[3])28 void uv_loadavg(double avg[3]) {
29   struct sysinfo info;
30 
31   if (sysinfo(&info) < 0) return;
32 
33   avg[0] = (double) info.loads[0] / 65536.0;
34   avg[1] = (double) info.loads[1] / 65536.0;
35   avg[2] = (double) info.loads[2] / 65536.0;
36 }
37