Allocate 50% of remaining node memory to surefire tests
<component id="com.yahoo.vespa.hosted.testrunner.TestRunner" bundle="vespa-testrunner-components">
<config name="com.yahoo.vespa.hosted.testrunner.test-runner">
<artifactsPath>artifacts</artifactsPath>
- <surefireMemoryMb>7680</surefireMemoryMb>
+ <surefireMemoryMb>5120</surefireMemoryMb>
</config>
</component>
