[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-11-04 Thread Ted Yu (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ted Yu updated HBASE-14706:
---
 Hadoop Flags: Reviewed
Fix Version/s: 1.3.0
   1.2.0

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0, 1.2.0, 1.3.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Fix For: 2.0.0, 1.2.0, 1.3.0
>
> Attachments: HBASE-14706-trunk_v1.patch, HBASE-14706-trunk_v2.patch, 
> HBASE-14706-trunk_v3.patch, HBASE-14706-trunk_v4.patch, HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-11-03 Thread Guanghao Zhang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Guanghao Zhang updated HBASE-14706:
---
Attachment: HBASE-14706-trunk_v4.patch

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0, 1.2.0, 1.3.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Fix For: 2.0.0
>
> Attachments: HBASE-14706-trunk_v1.patch, HBASE-14706-trunk_v2.patch, 
> HBASE-14706-trunk_v3.patch, HBASE-14706-trunk_v4.patch, HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-11-01 Thread Guanghao Zhang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Guanghao Zhang updated HBASE-14706:
---
Attachment: HBASE-14706-trunk_v3.patch

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0, 1.2.0, 1.3.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Fix For: 2.0.0
>
> Attachments: HBASE-14706-trunk_v1.patch, HBASE-14706-trunk_v2.patch, 
> HBASE-14706-trunk_v3.patch, HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-10-29 Thread Guanghao Zhang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Guanghao Zhang updated HBASE-14706:
---
Attachment: HBASE-14706-trunk_v2.patch

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0, 1.2.0, 1.3.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Fix For: 2.0.0
>
> Attachments: HBASE-14706-trunk_v1.patch, HBASE-14706-trunk_v2.patch, 
> HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-10-29 Thread Guanghao Zhang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Guanghao Zhang updated HBASE-14706:
---
Fix Version/s: 2.0.0
   Status: Patch Available  (was: Open)

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0, 1.2.0, 1.3.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Fix For: 2.0.0
>
> Attachments: HBASE-14706-trunk_v1.patch, HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-10-29 Thread Guanghao Zhang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Guanghao Zhang updated HBASE-14706:
---
Attachment: HBASE-14706-trunk_v1.patch

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0, 1.2.0, 1.3.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Attachments: HBASE-14706-trunk_v1.patch, HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-10-27 Thread Guanghao Zhang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Guanghao Zhang updated HBASE-14706:
---
Affects Version/s: 1.3.0
   1.2.0

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0, 1.2.0, 1.3.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Attachments: HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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[jira] [Updated] (HBASE-14706) RegionLocationFinder should return multiple servername by top host

2015-10-27 Thread Guanghao Zhang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HBASE-14706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Guanghao Zhang updated HBASE-14706:
---
Attachment: HBASE-14706.patch

> RegionLocationFinder should return multiple servername by top host
> --
>
> Key: HBASE-14706
> URL: https://issues.apache.org/jira/browse/HBASE-14706
> Project: HBase
>  Issue Type: Bug
>  Components: Balancer
>Affects Versions: 2.0.0
>Reporter: Guanghao Zhang
>Assignee: Guanghao Zhang
> Attachments: HBASE-14706.patch
>
>
> Multiple RS can run on the same host. But in current RegionLocationFinder, 
> mapHostNameToServerName map one host to only one server. This will make 
> LocalityCostFunction get wrong locality about region.
> {code}
> // create a mapping from hostname to ServerName for fast lookup
> HashMap hostToServerName = new HashMap ServerName>();
> for (ServerName sn : regionServers) {
>   hostToServerName.put(sn.getHostname(), sn);
> }
> {code}



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