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Title
Replication performance issues -
Description
Replication via vRanger is having performance issues. How to troubleshoot and diagnose the issue? -
Cause
Network bandwidth between 2 sites are running on point to point VPN or slow performance issue for replication. -
Resolution
Please run the following tests and send the results to Support for further analysis.
Test 1:
Transfer 500mb or 1gb files from one Source VA to target VA and check the transfer speed & time taken.Log in to one VA machine and copy using the with command "scp -r@ : " eg$ scp -r /path/to/top/directory user@server:/path/to/copyTest 2 using Iperf:-
1. Download Iperf.zip from https://iperf.fr/iperf-download.php2. Extract it on the below servers :-vranger server , Source VA and Target VA machines.3. Open an on the Putty session on the Target VA machines4. Navigate to folder with Iperf and run:# iperf -s -p 8123 -l 65500 -i 55. Open an putty session Source VA machines side.6. Navigate to folder with Iperf and run:# iperf -c {Target VA machines IP} -p 8123 -l 65500 -i 57. Run it on all the Vranger server Open an elevated DOS Command prompt on the Agent side. Open an elevated command prompt: right-click on the command prompt window and select Run as Administrator.# iperf.exe -c {Target VA machines IP} -p 8123 -l 65500 -i 58. Capture screen-shot of the result, name accordingly
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Defect ID
bug 17451