Check out the setting user limits section at
https://ccp.cloudera.com/display/CDHDOC/HBase+Installation#HBaseInstallation-SettingUserLimitsforHBase
.
On Aug 14, 2011 11:56 AM, "Mayuresh" <[email protected]> wrote:
> I was able to solve the issue by setting the appropriate system limits in
> the system files. I dont remember the file name right now, but you can
find
> that in the hbase setup docs and restart the machine once. I set it on all
> the master and the slaves.
> On Aug 14, 2011 9:00 AM, "Stuti Awasthi" <[email protected]> wrote:
>> Hi Friends ,
>>
>> Any thoughts over this issue ?
>>
>> From: Stuti Awasthi
>> Sent: Saturday, August 13, 2011 11:22 AM
>> To: '[email protected]'
>> Subject: ERROR: org.apache.hadoop.hbase.ZooKeeperConnectionException:
>>
>> Hi Friends,
>>
>> I am newbee in Hbase. I was trying to setup Hbase with Quick start
> tutorial. But facing issues in creating the table :
>>
>> Below is the error on Hbase shell :
>>
>> hbase(main):001:0> create 'test','cf'
>>
>> ERROR: org.apache.hadoop.hbase.ZooKeeperConnectionException: HBase is
able
> to connect to ZooKeeper but the connection closes immediately. This could
be
> a sign that the server has too many connections (30 is the default).
> Consider inspecting your ZK server logs for that error and then make sure
> you are reusing HBaseConfiguration as often as you can. See HTable's
javadoc
> for more information.
>>
>> Here is some help for this command:
>> Create table; pass table name, a dictionary of specifications per
>> column family, and optionally a dictionary of table configuration.
>> Dictionaries are described below in the GENERAL NOTES section.
>> Examples:
>>
>> hbase> create 't1', {NAME => 'f1', VERSIONS => 5}
>> hbase> create 't1', {NAME => 'f1'}, {NAME => 'f2'}, {NAME => 'f3'}
>> hbase> # The above in shorthand would be the following:
>> hbase> create 't1', 'f1', 'f2', 'f3'
>> hbase> create 't1', {NAME => 'f1', VERSIONS => 1, TTL => 2592000,
> BLOCKCACHE => true}
>>
>> Contents of my /etc/hosts :
>>
>> 127.0.0.1 localhost
>> <IP> localhost
>>
>> Contents of hbase-site.xml :
>>
>> <configuration>
>> <property>
>> <name>hbase.rootdir</name>
>> <value>/opt/Hbase/hbase-root1</value>
>> </property>
>> </configuration>
>>
>> Please Help
>>
>> Stuti
>>
>> ________________________________
>> ::DISCLAIMER::
>>
>
-----------------------------------------------------------------------------------------------------------------------
>>
>> The contents of this e-mail and any attachment(s) are confidential and
> intended for the named recipient(s) only.
>> It shall not attach any liability on the originator or HCL or its
> affiliates. Any views or opinions presented in
>> this email are solely those of the author and may not necessarily reflect
> the opinions of HCL or its affiliates.
>> Any form of reproduction, dissemination, copying, disclosure,
> modification, distribution and / or publication of
>> this message without the prior written consent of the author of this
> e-mail is strictly prohibited. If you have
>> received this email in error please delete it and notify the sender
> immediately. Before opening any mail and
>> attachments please check them for viruses and defect.
>>
>>
>
-----------------------------------------------------------------------------------------------------------------------
