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From "Billy Pearson" <sa...@pearsonwholesale.com>
Subject Re: Unable to create RegionHistorian with NoServerForRegionException
Date Sun, 09 Nov 2008 02:25:05 GMT
Good to hear!
Today was the first time I tested 0.19 trunk its much faster now.
I thank it has to do with the client buffer but I am seeing 150-175% more 
request per sec as from 0.18.1

Billy


"Jean-Daniel Cryans" <jdcryans@apache.org> 
wrote in message 
news:31a243e70811081808g7d5bd768ta724abe69e092afd@mail.gmail.com...
> Billy,
>
> Currently trunk is broken by those. I think that Jim is on the issue.
>
> J-D
>
> On Sat, Nov 8, 2008 at 8:29 PM, Billy Pearson 
> <sales@pearsonwholesale.com>wrote:
>
>> working from trunk downloaded today
>> I get a bunch of these on start up and from shell after
>> Root Region is reported available even on same server as the root region
>>
>> start up head from a RS:
>> 2008-11-08 19:25:15,565 INFO org.apache.hadoop.ipc.Server: IPC Server
>> handler 96 on 60020: starting
>> 2008-11-08 19:25:15,565 INFO org.apache.hadoop.ipc.Server: IPC Server
>> handler 99 on 60020: starting
>> 2008-11-08 19:25:24,629 INFO
>> org.apache.hadoop.hbase.regionserver.HRegionServer: MSG_REGION_OPEN:
>> anchor,,1226175115963
>> 2008-11-08 19:25:24,632 INFO
>> org.apache.hadoop.hbase.regionserver.HRegionServer: MSG_REGION_OPEN:
>> anchor,,1226175115963
>> 2008-11-08 19:25:24,689 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:26,692 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:28,696 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:30,699 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:32,704 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:34,710 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:36,713 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:38,717 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:40,720 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:42,723 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:44,725 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Attempt 0 
>> of
>> 10 failed with 
>> <org.apache.hadoop.hbase.client.NoServerForRegionException:
>> Timed out trying to locate root region>. Retrying after sleep of 2000
>> 2008-11-08 19:25:44,727 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:46,730 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:48,734 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:50,737 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:52,742 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:54,745 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:56,748 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:25:58,751 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:26:00,754 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:26:02,758 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers: Sleeping
>> 2000ms, waiting for root region.
>> 2008-11-08 19:26:04,762 ERROR org.apache.hadoop.hbase.RegionHistorian:
>> Unable to create RegionHistorian
>> org.apache.hadoop.hbase.client.NoServerForRegionException: Timed out 
>> trying
>> to locate root region
>>       at
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRootRegion(HConnectionManager.java:793)
>>       at
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:439)
>>       at
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.relocateRegion(HConnectionManager.java:421)
>>       at
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegionInMeta(HConnectionManager.java:557)
>>       at
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:449)
>>       at
>> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:414)
>>       at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:113)
>>       at
>> org.apache.hadoop.hbase.RegionHistorian.online(RegionHistorian.java:310)
>>       at
>> org.apache.hadoop.hbase.regionserver.HRegionServer.openRegion(HRegionServer.java:970)
>>       at
>> org.apache.hadoop.hbase.regionserver.HRegionServer$Worker.run(HRegionServer.java:901)
>>       at java.lang.Thread.run(Thread.java:619)
>>
>>
>>
> 



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