Overview 

The purpose of this test set is to test browse/subject/instances API. Measure performance, find possible issues, bottlenecks. 

Image Modified MSEARCH-293.  Test performance of subject browsing.

Summary

• 1 user test ended without errors. Average response time 5.509 s. Resources usage is hardly visible on mod-search during test (most of work were done on OpenSearch end). OpenSearch CPU usage reached 70%. 
• 5 users test ended without errors. Average response time 7.918s.  Resources usage is hardly visible on mod-search during test (most of work were done on OpenSearch end). OpenSearch CPU usage reached 100%. 
• 10 users ended without errors as well. Average response time is 13.357 s. OpenSearch CPU usage reached 100% immediately after test start.
• 1-100 users Ramp-up. 
  • first error appeared on 16 users;
  • on 35 users mod-search becomes unstable. * see more details below. 

Environment

• mod-search 1.6.4
• OpenSearch service

  • nodes type r6g.large.search (X4) * (4 data nodes 3 dedicated master nodes);

  • version OpenSearch 1.2 (latest);
• kafka 2.8.0

Test Results

Test 1 user

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Resources usage

Note: This test is not visible on most charts, except CPU usage from OpenSearch service.

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Test 5 users

Test 10 users

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