Here are some number I got (this is with KAFKA-1910 patch and ConsumerTest modified a bit):
---- JDK 8 ---- Total time: 18 mins 3.649 secs real 18m4.091s user 0m7.105s sys 0m0.426s ---- JDK 7 ---- Total time: 18 mins 55.546 secs real 18m55.997s user 0m4.157s sys 0m0.341s -------------------- Guozhang On Wed, Feb 25, 2015 at 5:06 PM, Guozhang Wang <guw...@linkedin.com.invalid> wrote: > I am working on the test handing / NPE / failure issues of ConsumerTest > only. > > I currently run Java 8 and the unit test takes about 10 minutes, I can do > "time ./gradlew test" with both versions and see if there is a clear > difference. > > Guozhang > ________________________________ > From: Jay Kreps [jay.kr...@gmail.com] > Sent: Wednesday, February 25, 2015 4:53 PM > To: dev@kafka.apache.org; Guozhang Wang > Subject: Re: Unit tests in java7 vs java8 > > Yeah, hey Guozhang, is that fix part of the larger consumer patch you just > posted or is that a separate issue? > > -Jay > > On Wed, Feb 25, 2015 at 4:25 PM, Gwen Shapira <gshap...@cloudera.com > <mailto:gshap...@cloudera.com>> wrote: > The Consumer tests are currently hanging :( > > I think Guozhang is working on a solution. I'm commenting them out until > the problem is resolved... > > > > On Wed, Feb 25, 2015 at 4:00 PM, Tong Li <liton...@us.ibm.com<mailto: > liton...@us.ibm.com>> wrote: > > > Gwen, > > I have not tried Java 8. Still on Java 7, but I always run into the > > test hung problems (no errors on the screen and the system is completely > > idle), it may be a different problem. I can recreate that problem every > > time when I run "gradle --daemon testAll", I recall that couple of weeks > > ago there was one patch saying fixed the problem, but I am still seeing > the > > problem with latest code. What I noticed is that seems tests always stop > at > > one of the ConsumerTest test cases. What puzzled me the most is that it > was > > not always a particular test case. Being very new in this community, I > > think that error must be something related to my env. Here is my > > environment: > > > > Oracle JDK 7, gradle 2.2.1, scala 2.10.4. Lot of open file handles and > > big enough max lock memory, > > > > not complaining, just some observations in case you wonder what other > > developers may face. > > > > Thanks. > > > > Tong Li > > OpenStack & Kafka Community Development > > Building 501/B205 > > liton...@us.ibm.com<mailto:liton...@us.ibm.com> > > > > [image: Inactive hide details for Gwen Shapira ---02/25/2015 03:47:58 > > PM---Hi, Anyone running tests on Java 8? I just noticed that they]Gwen > > Shapira ---02/25/2015 03:47:58 PM---Hi, Anyone running tests on Java 8? I > > just noticed that they take almost twice > > > > From: Gwen Shapira <gshap...@cloudera.com<mailto:gshap...@cloudera.com>> > > To: "dev@kafka.apache.org<mailto:dev@kafka.apache.org>" < > dev@kafka.apache.org<mailto:dev@kafka.apache.org>> > > Date: 02/25/2015 03:47 PM > > Subject: Unit tests in java7 vs java8 > > ------------------------------ > > > > > > > > Hi, > > > > Anyone running tests on Java 8? I just noticed that they take almost > twice > > as long to run compared to Java 7 (at least on my box, and with Scala > > 2.10.4). > > > > Anyone else noticed this? Maybe even did some digging on the causes? > > > > Gwen > > > > > > -- -- Guozhang
