diff --git a/lib/yabeda/sidekiq.rb b/lib/yabeda/sidekiq.rb
index f118a04..3d69d8c 100644
--- a/lib/yabeda/sidekiq.rb
+++ b/lib/yabeda/sidekiq.rb
@@ -21,7 +21,6 @@ module Sidekiq
       counter :jobs_enqueued_total, comment: "A counter of the total number of jobs sidekiq enqueued."
 
       next unless ::Sidekiq.server?
-
       counter   :jobs_executed_total,  comment: "A counter of the total number of jobs sidekiq executed."
       counter   :jobs_success_total,   comment: "A counter of the total number of jobs successfully processed by sidekiq."
       counter   :jobs_failed_total,    comment: "A counter of the total number of jobs failed in sidekiq."
@@ -32,6 +31,7 @@ module Sidekiq
       gauge     :jobs_dead_count,      comment: "The number of jobs exceeded their retry count."
       gauge     :active_processes,     comment: "The number of active Sidekiq worker processes."
       gauge     :jobs_latency,         comment: "The job latency, the difference in seconds since the oldest job in the queue was enqueued"
+      gauge     :memory_usage,         comment: "The sidekiq process overall memory usage"
 
       histogram :job_runtime, unit: :seconds, per: :job, comment: "A histogram of the job execution time.",
                               buckets: LONG_RUNNING_JOB_RUNTIME_BUCKETS
@@ -52,6 +52,8 @@ module Sidekiq
           sidekiq_jobs_latency.set({ queue: queue.name }, queue.latency)
         end
 
+        sidekiq_memory_usage.set({}, Yabeda::Sidekiq.process_memory_usage)
+
         # That is quite slow if your retry set is large
         # I don't want to enable it by default
         # retries_by_queues =
@@ -90,6 +92,12 @@ def worker_class(worker, job)
         end
         (worker.is_a?(String) ? worker : worker.class).to_s
       end
+
+      def process_memory_usage
+        memories = Hash[%i{size resident shared trs lrs drs dt}.zip(open("/proc/#{Process.pid}/statm").read.split)]
+        page_size = `getconf PAGESIZE`.chomp.to_i
+        memories[:resident].to_i * page_size
+      end
     end
   end
 end