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Improved stats on memory usage and Metrics display

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This commit is contained in:
Bruno Herbelin
2023-04-09 01:12:12 +02:00
parent f8a4b7b1db
commit ad54ee4bda
4 changed files with 158 additions and 51 deletions
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22
src/SystemToolkit.cpp
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@@ -102,12 +102,30 @@ long SystemToolkit::memory_usage()
#endif
}
long SystemToolkit::memory_max_usage() {
long SystemToolkit::memory_available() {
#if defined(LINUX)
FILE *file = fopen("/proc/meminfo", "r");
if (file) {
long m = 0;
int ret = 0;
char trash[256] __attribute__((unused));
ret = fscanf(file, "%s", trash); // "MemTotal:"
ret = fscanf(file, "%s", trash); // value memtotal
ret = fscanf(file, "%s", trash); // "kB"
ret = fscanf(file, "%s", trash); // "MemFree:"
ret = fscanf (file, "%ld", &m); // mem free ; the value we actually read
fclose (file);
if (ret)
return 1024 * m;
}
#elif defined(APPLE)
struct rusage r_usage;
getrusage(RUSAGE_SELF,&r_usage);
return 1024 * r_usage.ru_maxrss;
// return r_usage.ru_isrss;
#endif
return 0;
}