Il lun 29 lug 2019, 21:50 Jörn Franke <[email protected]> ha scritto:
> Hi, > > I tried to migrate a lab environment from Zookeepr 3.4.14 (used for Solr) > to 3.5.5 and encountered an issue. It is ZooKeeper in standalone mode > (other environments have a proper ensemble). I increased jute.maxbuffer > beyond the default (but not excessively) - this was working perfectly fine > in 3.4.14. > > Basically I reuse for the migration the same config files, except that I > whitelist some commands (later I am also interested in adding SSL). > > I have the following error message when starting Zookeeper with 3.5.5 > (basically, I just changed the symboling link from zookeeper to point to > 3.5.5 instead of the 3.4.14 directory: > 2019-07-29 15:16:25,217 [myid:] - DEBUG > [main:FileTxnLog$FileTxnIterator@655] > - Created new input stream /zookeeper/version-2/log.b34 > 2019-07-29 15:16:25,217 [myid:] - DEBUG > [main:FileTxnLog$FileTxnIterator@658] > - Created new input archive /zookeeper/version-2/log.b34 > 2019-07-29 15:16:25,222 [myid:] - DEBUG > [main:FileTxnLog$FileTxnIterator@696] > - EOF exception java.io.EOFException: Failed to read > /zookeeper/version-2/log.b34 > 2019-07-29 15:16:25,223 [myid:] - DEBUG > [main:FileTxnLog$FileTxnIterator@655] > - Created new input stream /zookeeper/version-2/log.b72 > 2019-07-29 15:16:25,223 [myid:] - DEBUG > [main:FileTxnLog$FileTxnIterator@658] > - Created new input archive /zookeeper/version-2/log.b72 > 2019-07-29 15:16:25,224 [myid:] - DEBUG > [main:FileTxnLog$FileTxnIterator@696] > - EOF exception java.io.EOFException: Failed to read > /zookeeper/version-2/log.b72 > 2019-07-29 15:16:25,224 [myid:] - ERROR [main:ZooKeeperServerMain@83] - > Unexpected exception, exiting abnormally > java.io.IOException: No snapshot found, but there are log entries. > Something is broken! > at > > org.apache.zookeeper.server.persistence.FileTxnSnapLog.restore(FileTxnSnapLog.java:211) > at > org.apache.zookeeper.server.ZKDatabase.loadDataBase(ZKDatabase.java:240) > at > > org.apache.zookeeper.server.ZooKeeperServer.loadData(ZooKeeperServer.java:290) > at > > org.apache.zookeeper.server.ZooKeeperServer.startdata(ZooKeeperServer.java:450) > at > > org.apache.zookeeper.server.NIOServerCnxnFactory.startup(NIOServerCnxnFactory.java:764) > at > > org.apache.zookeeper.server.ServerCnxnFactory.startup(ServerCnxnFactory.java:98) > at > > org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:144) > at > > org.apache.zookeeper.server.ZooKeeperServerMain.initializeAndRun(ZooKeeperServerMain.java:106) > at > > org.apache.zookeeper.server.ZooKeeperServerMain.main(ZooKeeperServerMain.java:64) > at > > org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:128) > at > > org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:82) > > Strangely enough, if I switch back to 3.4.14 the issue is resolved and > Zookeeper works normally. However, I would like to leverage the new version > 3.5.5. > > There are no 0 bytes files. Disk space is plenty available. > Can you compare these logs with logs of 3.4.x ? Are they reading from the same disk paths? > Any idea beyond erasing the data dir (I would try to avoid it, I can > reconstruct it, but still)? I will try also in the other environments and > also with an environment with an ensemble, but i would like to know before > what the issue could be. > > Not sure if it is relevant, but: > Activated Kerberos Authentication and Kerberos SSL for clients and quorum. > Quorum? In standalone mode there is no 'quorum' auth Enrico >
