RE: Issue in handling checksum errors in write pipeline

2016-07-30 Thread Brahma Reddy Battula
Hi yongjun, Thanks a lot for your reply.. Yes, It really N/W issue..will raise new jira. Thanks And RegardsBrahma Reddy Battula > From: yzh...@cloudera.com > Date: Sat, 30 Jul 2016 10:22:19 -0700 > Subject: Re: Issue in handling checksum errors in write pipeline > To: brahmareddy.batt...@huawei.

Re: Issue in handling checksum errors in write pipeline

2016-07-30 Thread Yongjun Zhang
Hi Brahma, Thanks for reporting the issue. If your problem is really a network issue, then your proposed solution sounds reasonable to me, and it's different than what HDFS-6937 intends to solve. I think we can create a new jira for your issue. Here is why: HDFS-6937's scenario is that we keep r

RE: [VOTE] Release Apache Hadoop 2.7.3 RC0

2016-07-30 Thread Brahma Reddy Battula
+1 (non-binding) - Downloaded the tar ball-Installed HA Cluster- Run basic dfs, distcp, ACL, webhdfs commands- Run MapReduce workcount and pi examples Thanks And RegardsBrahma Reddy Battula > From: vino...@apache.org > Subject: [VOTE] Release Apache Hadoop 2.7.3 RC0 > Date: Fri, 22 Jul 2016 19:

Apache Hadoop qbt Report: trunk+JDK8 on Linux/x86

2016-07-30 Thread Apache Jenkins Server
For more details, see https://builds.apache.org/job/hadoop-qbt-trunk-java8-linux-x86/118/ [Jul 29, 2016 5:26:11 PM] (junping_du) YARN-5434. Add -client|server argument for graceful decommmission. [Jul 30, 2016 2:45:12 AM] (aajisaka) MAPREDUCE-6746. Replace org.apache.commons.io.Charsets with [J

Issue in handling checksum errors in write pipeline

2016-07-30 Thread Brahma Reddy Battula
Hello We had come across one issue, where write is failed even 7 DN's are available due to network fault at one datanode which is LAST_IN_PIPELINE. It will be similar to HDFS-6937 . Scenario : (DN3 has N/W Fault and Min repl=2). Write pipeline: DN1->DN2->DN3 => DN3 Gives ERROR_CHECKSUM ack.