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https://issues.apache.org/jira/browse/HBASE-16972?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Purtell updated HBASE-16972:
-----------------------------------
Fix Version/s: (was: 1.4.0)
> 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: 1.1.7, 1.2.4
> Reporter: Yu Li
> Assignee: Yu Li
> Fix For: 2.0.0, 1.3.0, 1.2.5, 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}
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