discourse/lib/mem_info.rb

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Ruby
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2013-03-22 15:47:25 -04:00
class MemInfo
# Total memory in kb. Only works on systems with /proc/meminfo.
# Returns nil if it cannot be determined.
def mem_total
@mem_total ||= begin
if s = `grep MemTotal /proc/meminfo`
/(\d+)/.match(s)[0].try(:to_i)
else
nil
end
end
end
end