move to PSS with a RSS fallback

bensheldon · Oct 14, 2024 · d9f2f27 · d9f2f27
1 parent 924ef82
commit d9f2f27
Showing 1 changed file with 13 additions and 5 deletions.
diff --git a/app/models/good_job/process.rb b/app/models/good_job/process.rb
@@ -15,11 +15,19 @@ class Process < BaseRecord
     PROCESS_MEMORY = case RUBY_PLATFORM
                      when /linux/
                        ->(pid) {
-                         File.readlines("/proc/#{pid}/status").each do |line|
-                           next unless line.start_with?('VmRSS:')
-
-                           break line.split[1].to_i
-                         end
+                        begin
+                          File.readlines("/proc/#{pid}/smaps_rollup").each do |line|
+                            next unless line.start_with?('Pss:')
+
+                            break line.split[1].to_i
+                          end
+                        rescue Errno::ENOENT
+                          File.readlines("/proc/#{pid}/status").each do |line|
+                            next unless line.start_with?('VmRSS:')
+
+                            break line.split[1].to_i
+                          end
+                        end
                        }
                      when /darwin|bsd/
                        ->(pid) {