diff --git a/operation-tools/Readme.md b/operation-tools/Readme.md
index 4e915b5..94497c3 100644
--- a/operation-tools/Readme.md
+++ b/operation-tools/Readme.md
@@ -126,8 +126,10 @@ git pull
 ansible-playbook restart.yml
 ```
 
-- Afterwards restart the recording again:
+- After waiting ~5min restart the recording again:
 ```bash
 cd ..
 ./bufferutils upload
 ```
+
+__The required time to wait until restarting the recording somehow depends on the amount of cleanup work the DataBuffer has to do after a crash/screw up. The more bad the crash/screw up was wait for a longer time. In most cases 5 min should be enough.__