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denoland-deno/runtime/ops/os/README.md
Yoshiya Hinosawa 3591ba8578
fix(ext/node): fix os.freemem (#21347)
2023-11-30 22:06:01 +09:00

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os ops

loadavg

Target family Syscall Description
Linux sysinfo -
Windows - Returns DEFAULT_LOADAVG. There is no concept of loadavg on Windows
macOS, BSD getloadavg https://www.freebsd.org/cgi/man.cgi?query=getloadavg

os_release

Target family Syscall Description
Linux /proc/sys/kernel/osrelease -
Windows RtlGetVersion dwMajorVersion . dwMinorVersion . dwBuildNumber
macOS sysctl([CTL_KERN, KERN_OSRELEASE]) -

hostname

Target family Syscall Description
Unix gethostname(sysconf(_SC_HOST_NAME_MAX)) -
Windows GetHostNameW -

mem_info

Target family Syscall Description
Linux sysinfo and /proc/meminfo -
Windows sysinfoapi::GlobalMemoryStatusEx -
macOS 
 sysctl([CTL_HW, HW_MEMSIZE]); 
 sysctl([CTL_VM, VM_SWAPUSAGE]); 
 host_statistics64(mach_host_self(), HOST_VM_INFO64)
-