Module: Cuboid::System::Platforms::Mixins::Unix

Defined in:: lib/cuboid/system/platforms/mixins/unix.rb

Instance Method Summary collapse

#disk_space_free ⇒ Integer

Amount of free disk in bytes.
#memory_for_process_group(pgid) ⇒ Integer

Amount of RAM in bytes used by the given GPID.

Instance Method Details

#disk_space_free ⇒ `Integer`



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# File 'lib/cuboid/system/platforms/mixins/unix.rb', line 27

def disk_space_free
    Vmstat.disk( disk_directory ).available_bytes
end

#memory_for_process_group(pgid) ⇒ `Integer`

# File 'lib/cuboid/system/platforms/mixins/unix.rb', line 15

def memory_for_process_group( pgid )
    rss = 0

    _exec( "ps -o rss -g #{pgid}" ).split("\n")[1..-1].each do |rss_string|
        rss += rss_string.to_i
    end

    rss * pagesize
end