Commit 4c6b1fc2 authored by Ryan Cobb's avatar Ryan Cobb

Add comment to clarify system proc stat field

parent e9ae881c
...@@ -35,6 +35,8 @@ module Gitlab ...@@ -35,6 +35,8 @@ module Gitlab
def self.process_start_time def self.process_start_time
fields = File.read('/proc/self/stat').split fields = File.read('/proc/self/stat').split
# fields[21] is linux proc stat field "(22) starttime".
# The value is expressed in clock ticks, divide by clock ticks for seconds.
( fields[21].to_i || 0 ) / clk_tck ( fields[21].to_i || 0 ) / clk_tck
end end
else else
......
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