you can try to set mapred.job.reuse.jvm.num.tasks to higher value in mapred-site.xml conf file, this will enable jvm reuse.
在 2012年4月2日 上午2:56，Travis Crawford <traviscrawf...@gmail.com>写道： > Hey hive gurus - > > On the wiki I found a section about running Hive jobs in local mode, > however, it uses a separate JVM. Is it possible to run the map reduce jobs > inside the current process? I'm able to attach a debugger to the CLI > process but haven't been able to figure out debugging the MR tasks. Any > tips would be appreciated (and I'll update the wiki). > > > https://cwiki.apache.org/confluence/display/Hive/GettingStarted#GettingStarted-Hive%2CMapReduceandLocalMode > > Thanks! > Travis >
