After specifying the location of zookeeper jar: export CLASSPATH=
The command can be executed successfully: bin/zookeeper-server-start.sh config/zookeeper.properties This doesn't seem to be Java 9 specific issue. On Mon, Oct 16, 2017 at 5:30 PM, Vahid S Hashemian < vahidhashem...@us.ibm.com> wrote: > Hi Guozhang, > > I'm not sure if this should be covered by "Java 9 support" in the RC note, > but when I try to build jars from source using Java 9 (./gradlew > -PscalaVersion=2.12 jar) even though the build reports as succeeded, it > doesn't seem to have been successful: > > $ bin/zookeeper-server-start.sh config/zookeeper.properties > Error: Could not find or load main class > org.apache.zookeeper.server.quorum.QuorumPeerMain > Caused by: java.lang.ClassNotFoundException: > org.apache.zookeeper.server.quorum.QuorumPeerMain > > Please advise if I'm missing something. > > Thanks. > --Vahid > > > > > From: Guozhang Wang <wangg...@gmail.com> > To: "dev@kafka.apache.org" <dev@kafka.apache.org>, > "us...@kafka.apache.org" <us...@kafka.apache.org>, kafka-clients > <kafka-clie...@googlegroups.com> > Date: 10/13/2017 01:12 PM > Subject: [VOTE] 1.0.0 RC1 > > > > Hello Kafka users, developers and client-developers, > > This is the second candidate for release of Apache Kafka 1.0.0. > > It's worth noting that starting in this version we are using a different > version protocol with three digits: *major.minor.bug-fix* > > Any and all testing is welcome, but the following areas are worth > highlighting: > > 1. Client developers should verify that their clients can produce/consume > to/from 1.0.0 brokers (ideally with compressed and uncompressed data). > 2. Performance and stress testing. Heroku and LinkedIn have helped with > this in the past (and issues have been found and fixed). > 3. End users can verify that their apps work correctly with the new > release. > > This is a major version release of Apache Kafka. It includes 29 new KIPs. > See the release notes and release plan > (*https://urldefense.proofpoint.com/v2/url?u=https-3A__cwiki.apache.org_ > confluence_pages_viewpage.action-3FpageId-3D71764913&d= > DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj- > kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s= > tT9k0x5RvXtHEtLzp03BA1Y8DAgHzgCXD7UjqP7oiKE&e= > < > https://urldefense.proofpoint.com/v2/url?u=https-3A__cwiki. > apache.org_confluence_pages_viewpage.action-3FpageId- > 3D71764913&d=DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_ > itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_ > OWk2y2QfKYsXitTyAHHM&s=tT9k0x5RvXtHEtLzp03BA1Y8DAgHzgCXD7UjqP7oiKE&e= > >*) > for more details. A few feature highlights: > > * Java 9 support with significantly faster TLS and CRC32C implementations > (KIP) > * JBOD improvements: disk failure only disables failed disk but not the > broker (KIP-112/KIP-113) > * Newly added metrics across all the modules (KIP-164, KIP-168, KIP-187, > KIP-188, KIP-196) > * Kafka Streams API improvements (KIP-120 / 130 / 138 / 150 / 160 / 161), > and drop compatibility "Evolving" annotations > > Release notes for the 1.0.0 release: > *https://urldefense.proofpoint.com/v2/url?u=http-3A__home.apache.org_- > 7Eguozhang_kafka-2D1.0.0-2Drc1_RELEASE-5FNOTES.html&d= > DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj- > kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s= > xopSUD2TETEI5y8kxHM4P-jUdUKUIiUig2xVwabgDq8&e= > < > https://urldefense.proofpoint.com/v2/url?u=http-3A__home. > apache.org_-7Eguozhang_kafka-2D1.0.0-2Drc1_RELEASE-5FNOTES. > html&d=DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj- > kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s= > xopSUD2TETEI5y8kxHM4P-jUdUKUIiUig2xVwabgDq8&e= > >* > > > > *** Please download, test and vote by Tuesday, October 13, 8pm PT > > Kafka's KEYS file containing PGP keys we use to sign the release: > https://urldefense.proofpoint.com/v2/url?u=http-3A__kafka. > apache.org_KEYS&d=DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_ > itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_ > OWk2y2QfKYsXitTyAHHM&s=FfLcWlN8ODpZ2m1KliMfp35duIxif3FNnptY5-9JKWU&e= > > > * Release artifacts to be voted upon (source and binary): > *https://urldefense.proofpoint.com/v2/url?u=http-3A__home.apache.org_- > 7Eguozhang_kafka-2D1.0.0-2Drc1_&d=DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_ > itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_ > OWk2y2QfKYsXitTyAHHM&s=bcWIqj27_tkoj-fnEzcLdP8uGXyAt6gS9KUy12WF1FE&e= > < > https://urldefense.proofpoint.com/v2/url?u=http-3A__home. > apache.org_-7Eguozhang_kafka-2D1.0.0-2Drc1_&d=DwIBaQ&c=jf_ > iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m= > VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s=bcWIqj27_tkoj- > fnEzcLdP8uGXyAt6gS9KUy12WF1FE&e= > >* > > * Maven artifacts to be voted upon: > https://urldefense.proofpoint.com/v2/url?u=https-3A__ > repository.apache.org_content_groups_staging_org_apache_ > kafka_&d=DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj- > kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s=dKi_J- > 8X1TkZ83fa3hLkcO0qGcuYQ0lTxtK4o6ms5m0&e= > > > * Javadoc: > *https://urldefense.proofpoint.com/v2/url?u=http-3A__home.apache.org_- > 7Eguozhang_kafka-2D1.0.0-2Drc1_javadoc_&d=DwIBaQ&c=jf_ > iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m= > VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s= > Cz7EusxOgrGNnBmtjdqZDqPGTL3937oedTa8xm7L-9c&e= > < > https://urldefense.proofpoint.com/v2/url?u=http-3A__home. > apache.org_-7Eguozhang_kafka-2D1.0.0-2Drc1_javadoc_&d= > DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj- > kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s= > Cz7EusxOgrGNnBmtjdqZDqPGTL3937oedTa8xm7L-9c&e= > >* > > * Tag to be voted upon (off 1.0 branch) is the 1.0.0-rc1 tag: > > https://urldefense.proofpoint.com/v2/url?u=https-3A__git- > 2Dwip-2Dus.apache.org_repos_asf-3Fp-3Dkafka.git-3Ba-3Dtag-3Bh- > 3D9424d29dbf0a3c538215b0b98b1e6b956481e4d5&d=DwIBaQ&c=jf_ > iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m= > VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s=X9V42ow_xJprAOH- > qHtJlZMDy0X161s8HBqwIyH8Dbs&e= > > > * Documentation: > Note the documentation can't be pushed live due to changes that will not > go > live until the release. You can manually verify by downloading > https://urldefense.proofpoint.com/v2/url?u=http-3A__home. > apache.org_-7Eguozhang_kafka-2D1.0.0-2Drc1_kafka-5F2.11- > 2D1.0.0-2Dsite-2Ddocs.tgz&d=DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_ > xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_ > OWk2y2QfKYsXitTyAHHM&s=qk1AD3H5N_TlOaVHuD13STK8nkzdOHXCQm3jfO-I39U&e= > > > * Successful Jenkins builds for the 1.0.0 branch: > Unit/integration tests: > https://urldefense.proofpoint.com/v2/url?u=https-3A__builds. > apache.org_job_kafka-2D1.0-2Djdk7_31_&d=DwIBaQ&c=jf_ > iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSVcviKUc&m= > VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s=rW3D7BeZq3Kk6UFt2Eg470up_ > B1s88HP-8GDfmS_uMI&e= > > System test: > https://urldefense.proofpoint.com/v2/url?u=https-3A__ > jenkins.confluent.io_job_system-2Dtest-2Dkafka-2D1.0_1_ > &d=DwIBaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj- > kjJc7uSVcviKUc&m=VyLkHrCpgoKOD8nDthZgGw_OWk2y2QfKYsXitTyAHHM&s= > 8CXHXhV1MAx20AkdBleRtARH0ZTOX0uWFfE_O0g2_40&e= > > > > /************************************** > > > Thanks, > -- Guozhang > > > > >
