In most cases, the OOM occurs when closing MiniDFSCluster. Added a detailed comment in https://issues.apache.org/jira/browse/HDFS-13579 and created a PR: https://github.com/apache/hadoop/pull/2555
-Akira On Fri, Dec 4, 2020 at 12:43 AM Ahmed Hussein <a...@ahussein.me> wrote: > > I remember this error was there for more than 6 months. It significantly > slows down the progress of collaboration. > Then, eventually, the community will develop another habit of ignoring the > prebuilds (out of despair). > > I am willing to help to get this fixed. > Anyone knows who owns and has experience with Yetus environment? > > On Wed, Dec 2, 2020 at 4:43 PM Jim Brennan <james.bren...@verizonmedia.com> > wrote: > > > This is still happening. > > Latest build: > > https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/343/#showFailuresLink > > > > Looks like we are running out of threads in the containers where the unit > > tests run. Anyone know where this is setup? > > > > On Wed, Oct 21, 2020 at 5:51 PM Ahmed Hussein <a...@ahussein.me> wrote: > > > >> Hey folks, > >> > >> Yetus has been failing miserably over the last couple of days. > >> In the Lastest qbt-report > >> < > >> https://urldefense.proofpoint.com/v2/url?u=https-3A__ci-2Dhadoop.apache.org_job_hadoop-2Dqbt-2Dtrunk-2Djava8-2Dlinux-2Dx86-5F64_301_artifact_out_patch-2Dunit-2Dhadoop-2Dhdfs-2Dproject-5Fhadoop-2Dhdfs.txt&d=DwIBaQ&c=sWW_bEwW_mLyN3Kx2v57Q8e-CRbmiT9yOhqES_g_wVY&r=7Imi06B91L3gbxmt5ChzH4cwlA2_f2tmXh3OXmV9MLw&m=HChJ3ymJ0kOlFyiTBsyRZLs9qcTOQD864ZFb8g7y2CA&s=N-PB427UiouJCuX_U3UbUXvIh2HQTt7VdM2Bs_4XILI&e= > >> >, > >> hundreds of Junits fail after java failed to acquire resources > >> to create new threads. > >> > >> [ERROR] > >> > > >> testRecoverAllDataBlocks1(org.apache.hadoop.hdfs.TestReconstructStripedFileWithRandomECPolicy) > >> > Time elapsed: 8.509 s <<< ERROR! > >> > java.lang.OutOfMemoryError: unable to create new native thread > >> > >> > >> Any thoughts on what could trigger that in the last few days? Do we need > >> more resources for the image? > >> > >> -- > >> Best Regards, > >> > >> *Ahmed Hussein, PhD* > >> > > > > -- > Best Regards, > > *Ahmed Hussein, PhD* --------------------------------------------------------------------- To unsubscribe, e-mail: common-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-dev-h...@hadoop.apache.org