[ https://issues.apache.org/jira/browse/HDFS-6836?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xiaoyu Yao updated HDFS-6836: ----------------------------- Attachment: HDFS-6836.2.patch Updated based on the feedback. > HDFS INFO logging is verbose & uses file appenders > -------------------------------------------------- > > Key: HDFS-6836 > URL: https://issues.apache.org/jira/browse/HDFS-6836 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode > Affects Versions: 2.4.1 > Reporter: Gopal V > Assignee: Xiaoyu Yao > Attachments: HDFS-6836.0.patch, HDFS-6836.1.patch, HDFS-6836.2.patch > > > Reported by: [~gopalv]. > The HDFS INFO logs is present within the inner loops of HDFS logging > information like > {code} > 2014-07-24 19:43:34,459 INFO DataNode.clienttrace > (BlockSender.java:sendBlock(738)) - src: /172.21.128.105:50010, dest: > /172.21.128.113:43666, bytes: 786432, op: HDFS_READ, cliID: > DFSClient_hb_rs_cn113-10.l42scl.hortonworks.com,50700,1406227155474_1075922312_33, > offset: 86616576, srvID: 3f80f56f-a6ea-4951-8db6-86b51938d144, blockid: > BP-971413386-172.21.128.105-1398117368124:blk_1074925960_1186504, duration: > 6827335 > 2014-07-24 19:43:34,465 INFO DataNode.clienttrace > (BlockSender.java:sendBlock(738)) - src: /172.21.128.105:50010, dest: > /172.21.128.117:41731, bytes: 786432, op: HDFS_READ, cliID: > DFSClient_hb_rs_cn117-10.l42scl.hortonworks.com,53868,1406227155459_1689003704_33, > offset: 72691200, srvID: 3f80f56f-a6ea-4951-8db6-86b51938d144, blockid: > BP-971413386-172.21.128.105-1398117368124:blk_1074926372_1186916, duration: > 7178626 > 2014-07-24 19:43:34,467 INFO DataNode.clienttrace > (BlockSender.java:sendBlock(738)) - src: /172.21.128.105:50010, dest: > /172.21.128.113:43669, bytes: 786432, op: HDFS_READ, cliID: > DFSClient_hb_rs_cn113-10.l42scl.hortonworks.com,50700,1406227155474_1075922312_33, > offset: 86813696, srvID: 3f80f56f-a6ea-4951-8db6-86b51938d144, blockid: > BP-971413386-172.21.128.105-1398117368124:blk_1074925960_1186504, duration: > 8540703 > 2014-07-24 19:43:34,474 INFO DataNode.clienttrace > (BlockSender.java:sendBlock(738)) - src: /172.21.128.105:50010, dest: > /172.21.128.117:41733, bytes: 786432, op: HDFS_READ, cliID: > DFSClient_hb_rs_cn117-10.l42scl.hortonworks.com,53868,1406227155459_1689003704_33, > offset: 72822272, srvID: 3f80f56f-a6ea-4951-8db6-86b51938d144, blockid: > BP-971413386-172.21.128.105-1398117368124:blk_1074926372_1186916, duration: > 8220422 > 2014-07-24 19:43:34,477 INFO DataNode.clienttrace > (BlockSender.java:sendBlock(738)) - src: /172.21.128.105:50010, dest: > /172.21.128.113:43672, bytes: 786432, op: HDFS_READ, cliID: > DFSClient_hb_rs_cn113-10.l42scl.hortonworks.com,50700,1406227155474_1075922312_33, > offset: 86944768, srvID: 3f80f56f-a6ea-4951-8db6-86b51938d144, blockid: > BP-971413386-172.21.128.105-1398117368124:blk_1074925960_1186504, duration: > 8327499 > {code} > Looks like future releases of log4j will fix this to be faster - > https://issues.apache.org/jira/browse/LOG4J2-163 -- This message was sent by Atlassian JIRA (v6.2#6252)