*Sent:* Saturday, September 6, 2014 11:30 AM
*Subject:* Re: HBase - Performance issue
Lars,
We are facing a similar situation on the similar cluster configuration...
We are having high I/O wait percentages on some machines in our cluster...
We have short circuit reads enabled but still we
kiran.sarvabho...@gmail.com
*To:* user@hbase.apache.org; lars hofhansl la...@apache.org
*Sent:* Saturday, September 6, 2014 11:30 AM
*Subject:* Re: HBase - Performance issue
Lars,
We are facing a similar situation on the similar cluster configuration...
We are having high I/O wait percentages
*Sent:* Saturday, September 6, 2014 11:30 AM
*Subject:* Re: HBase - Performance issue
Lars,
We are facing a similar situation on the similar cluster configuration...
We are having high I/O wait percentages on some machines in our cluster...
We have short circuit reads enabled but still we
that
experience high wait times?
-- Lars
--
*From:* kiran kiran.sarvabho...@gmail.com
*To:* user@hbase.apache.org; lars hofhansl la...@apache.org
*Sent:* Saturday, September 6, 2014 11:30 AM
*Subject:* Re: HBase - Performance issue
Lars,
We are facing a similar
Lars,
We are facing a similar situation on the similar cluster configuration...
We are having high I/O wait percentages on some machines in our cluster...
We have short circuit reads enabled but still we are facing the similar
problem.. the cpu wait goes upto 50% also in some case while issuing
Also the hbase version is 0.94.1
On Sun, Sep 7, 2014 at 12:00 AM, kiran kiran.sarvabho...@gmail.com wrote:
Lars,
We are facing a similar situation on the similar cluster configuration...
We are having high I/O wait percentages on some machines in our cluster...
We have short circuit reads
What type of drives. controllers, and network bandwidth do you have?
Just curious.
On Sep 6, 2014, at 7:37 PM, kiran kiran.sarvabho...@gmail.com wrote:
Also the hbase version is 0.94.1
On Sun, Sep 7, 2014 at 12:00 AM, kiran kiran.sarvabho...@gmail.com wrote:
Lars,
We are facing a
, can you post a jstack of the processes that
experience high wait times?
-- Lars
From: kiran kiran.sarvabho...@gmail.com
To: user@hbase.apache.org; lars hofhansl la...@apache.org
Sent: Saturday, September 6, 2014 11:30 AM
Subject: Re: HBase - Performance issue
, www.carrieriq.com
e-mail: vrodio...@carrieriq.com
From: Ted Yu [yuzhih...@gmail.com]
Sent: Saturday, January 04, 2014 2:33 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
There're 8 items under:
http
Principal Platform Engineer
Carrier IQ, www.carrieriq.com
e-mail: vrodio...@carrieriq.com
From: Ted Yu [yuzhih...@gmail.com]
Sent: Saturday, January 04, 2014 2:33 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
Principal Platform Engineer
Carrier IQ, www.carrieriq.com
e-mail: vrodio...@carrieriq.com
From: Ted Yu [yuzhih...@gmail.com]
Sent: Saturday, January 04, 2014 2:33 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
There're 8 items under
, www.carrieriq.com
e-mail: vrodio...@carrieriq.com
From: Ted Yu [yuzhih...@gmail.com]
Sent: Saturday, January 04, 2014 2:33 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
There're 8 items under:
http://hbase.apache.org/book.html#perf.writing
From: Ted Yu [yuzhih...@gmail.com]
Sent: Saturday, January 04, 2014 2:33 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
There're 8 items under:
http://hbase.apache.org/book.html#perf.writing
I guess you have through all of them
im using CDH 4.5:
Hadoop: 2.0.0-cdh4.5.0
HBase: 0.94.6-cdh4.5.0
Regards
On Sun, Jan 5, 2014 at 1:24 AM, Ted Yu yuzhih...@gmail.com wrote:
What version of HBase / hdfs are you running with ?
Cheers
On Sat, Jan 4, 2014 at 12:17 PM, Akhtar Muhammad Din
akhtar.m...@gmail.comwrote:
: Akhtar Muhammad Din [akhtar.m...@gmail.com]
Sent: Saturday, January 04, 2014 12:44 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
im using CDH 4.5:
Hadoop: 2.0.0-cdh4.5.0
HBase: 0.94.6-cdh4.5.0
Regards
On Sun, Jan 5, 2014 at 1:24 AM, Ted Yu yuzhih...@gmail.com wrote:
What
...@gmail.com]
Sent: Saturday, January 04, 2014 12:44 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
im using CDH 4.5:
Hadoop: 2.0.0-cdh4.5.0
HBase: 0.94.6-cdh4.5.0
Regards
On Sun, Jan 5, 2014 at 1:24 AM, Ted Yu yuzhih...@gmail.com wrote:
What version of HBase / hdfs
IQ, www.carrieriq.com
e-mail: vrodio...@carrieriq.com
From: Akhtar Muhammad Din [akhtar.m...@gmail.com]
Sent: Saturday, January 04, 2014 12:44 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
im using CDH 4.5:
Hadoop
...@carrieriq.com
From: Akhtar Muhammad Din [akhtar.m...@gmail.com]
Sent: Saturday, January 04, 2014 12:44 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
im using CDH 4.5:
Hadoop: 2.0.0-cdh4.5.0
HBase: 0.94.6-cdh4.5.0
, January 04, 2014 12:44 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
im using CDH 4.5:
Hadoop: 2.0.0-cdh4.5.0
HBase: 0.94.6-cdh4.5.0
Regards
On Sun, Jan 5, 2014 at 1:24 AM, Ted Yu yuzhih...@gmail.com wrote:
What version
Muhammad Din [akhtar.m...@gmail.com]
Sent: Saturday, January 04, 2014 12:44 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
im using CDH 4.5:
Hadoop: 2.0.0-cdh4.5.0
HBase: 0.94.6-cdh4.5.0
Regards
On Sun, Jan 5, 2014 at 1:24 AM
From: Ted Yu [yuzhih...@gmail.com]
Sent: Saturday, January 04, 2014 2:33 PM
To: user@hbase.apache.org
Subject: Re: Hbase Performance Issue
There're 8 items under:
http://hbase.apache.org/book.html#perf.writing
I guess you have through all of them :-)
On Sat, Jan 4
Hi
How many request handlers are there in ur RS? Can you up this
number and see?
-Anoop-
On Wed, Apr 24, 2013 at 3:42 PM, kzurek kzu...@proximetry.pl wrote:
The problem is that when I'm putting my data (multithreaded client, ~30MB/s
traffic outgoing) into the cluster the load is
I've following settings:
hbase.master.handler.count = 25 (default value in CDH4.2)
hbase.regionserver.handler.count = 20 (default 10)
--
View this message in context:
http://apache-hbase.679495.n3.nabble.com/HBase-Performance-issue-tp4042836p4042840.html
Sent from the HBase User mailing
You may have run into https://issues.apache.org/jira/browse/HBASE-7336 (which
is in 0.94.4)
(Although I had not observed this effect as much when short circuit reads are
enabled)
- Original Message -
From: kzurek kzu...@proximetry.pl
To: user@hbase.apache.org
Cc:
Sent: Wednesday,
Your post is missing the most important configurations, mainly the
region server heap size and GC configs.
Also, how much of those 300GB do you need to serve? Does the working
dataset fit in cache?
J-D
On Sun, Mar 11, 2012 at 12:39 PM, Антон Лыска ant...@wildec.com wrote:
Hi guys!
I have a
If you're using Cloudera, you want to be on CDH3u3 because it has several
HDFS performance fixes for low-latency reads.
That still doesn't address your 23:00-hour perf issue, but that's
something that will help.
On 3/11/12 3:39 PM, Антон Лыска ant...@wildec.com wrote:
Hi guys!
I have a
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