[ https://issues.apache.org/jira/browse/HBASE-16972?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yu Li updated HBASE-16972: -------------------------- Resolution: Fixed Hadoop Flags: Reviewed Status: Resolved (was: Patch Available) Done pushing into all 1.1+ branches except for 1.3 (HBASE-17011 will do the backport for 1.3.1). Thanks all for review. > Log more details for Scan#next request when responseTooSlow > ----------------------------------------------------------- > > Key: HBASE-16972 > URL: https://issues.apache.org/jira/browse/HBASE-16972 > Project: HBase > Issue Type: Improvement > Components: Operability > Affects Versions: 1.2.3, 1.1.7 > Reporter: Yu Li > Assignee: Yu Li > Fix For: 2.0.0, 1.4.0, 1.2.4, 1.1.8 > > Attachments: HBASE-16972.patch, HBASE-16972.v2.patch, > HBASE-16972.v3.patch > > > Currently for if responseTooSlow happens on the scan.next call, we will get > warn log like below: > {noformat} > 2016-10-31 11:43:23,430 WARN > [RpcServer.FifoWFPBQ.priority.handler=5,queue=1,port=60193] > ipc.RpcServer(2574): > (responseTooSlow): > {"call":"Scan(org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos$ScanRequest)", > "starttimems":1477885403428,"responsesize":52,"method":"Scan","param":"scanner_id: > 11 number_of_rows: 2147483647 > close_scanner: false next_call_seq: 0 client_handles_partials: true > client_handles_heartbeats: true > track_scan_metrics: false renew: > false","processingtimems":2,"client":"127.0.0.1:60254","queuetimems":0,"class":"HMaster"} > {noformat} > From which we only have a {{scanner_id}} and impossible to know what exactly > this scan is about, like against which region of which table. > After this JIRA, we will improve the message to something like below (notice > the last line): > {noformat} > 2016-10-31 11:43:23,430 WARN > [RpcServer.FifoWFPBQ.priority.handler=5,queue=1,port=60193] > ipc.RpcServer(2574): > (responseTooSlow): > {"call":"Scan(org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos$ScanRequest)", > "starttimems":1477885403428,"responsesize":52,"method":"Scan","param":"scanner_id: > 11 number_of_rows: 2147483647 > close_scanner: false next_call_seq: 0 client_handles_partials: true > client_handles_heartbeats: true > track_scan_metrics: false renew: > false","processingtimems":2,"client":"127.0.0.1:60254","queuetimems":0,"class":"HMaster", > "scandetails":"table: hbase:meta region: hbase:meta,,1.1588230740"} > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)