RE: Feedback and question re Java memory/GC settings for Jmeter load generator CPU issue

2018-03-20 Thread Antony Bowesman
Felix, I ran with G1. Results are very interesting. Shame I can't post images, but Using Parallel GC - Baseline CPU was smooth and low, reaching a normal rate of about 11% at the peak end of the test (~82,000 requests/min with 6,080 VU) - memory reached the max 12GB after 1 hour of the test,

RE: Feedback and question re Java memory/GC settings for Jmeter load generator CPU issue

2018-03-20 Thread Antony Bowesman
Felix, thanks for the g1 tip, I will try that. Using JMeter 3.3 on Amazon c4.2xlarge, running Linux 4.9.20-11.31.amzn1.x86_64 JVM openjdk version "1.8.0_131" OpenJDK Runtime Environment (build 1.8.0_131-b11) OpenJDK 64-Bit Server VM (build 25.131-b11, mixed mode) Each host runs 6080 VU and we

RE: Feedback and question re Java memory/GC settings for Jmeter load generator CPU issue

2018-03-20 Thread Felix Schumacher
Am 19. März 2018 22:53:19 MEZ schrieb Antony Bowesman : >Mmm, I saw the images had gone too :( > >I have set up to do a gc log next time I run the test and will dig into >it. I've been using the default Java8 GC, which is Parallel, so I am >going to use CMS