Re: HBase - Performance issue

2014-09-09 Thread Michael Segel
*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

Re: HBase - Performance issue

2014-09-08 Thread 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 situation on the similar cluster configuration... We are having high I/O wait percentages

Re: HBase - Performance issue

2014-09-08 Thread kiran
*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

Re: HBase - Performance issue

2014-09-08 Thread Andrew Purtell
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

Re: HBase - Performance issue

2014-09-06 Thread kiran
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, April 24, 2013 3:12 AM Subject: HBase - Performance issue The problem is that when I'm putting my data

Re: HBase - Performance issue

2014-09-06 Thread kiran
: Sent: Wednesday, April 24, 2013 3:12 AM Subject: HBase - Performance issue The problem is that when I'm putting my data (multithreaded client, ~30MB/s traffic outgoing) into the cluster the load is equally spread over all RegionServer with 3.5% average CPU wait time (average CPU user: 51%). When

Re: HBase - Performance issue

2014-09-06 Thread Michael Segel
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, April 24, 2013 3:12 AM Subject: HBase - Performance issue The problem is that when I'm putting my data

Re: HBase - Performance issue

2014-09-06 Thread lars hofhansl
, 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

Re: Hbase Performance Issue

2014-01-09 Thread Akhtar Muhammad Din
, 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

Re: Hbase Performance Issue

2014-01-07 Thread Suraj Varma
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

Re: Hbase Performance Issue

2014-01-06 Thread Nicolas Liochon
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

Re: Hbase Performance Issue

2014-01-06 Thread Doug Meil
, 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

Re: Hbase Performance Issue

2014-01-06 Thread Mike Axiak
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

Hbase Performance Issue

2014-01-04 Thread Akhtar Muhammad Din
in performance while writing to HDFS as i use cluster with more nodes, having high specifications, but in the case of Hbase there was no significant change in performance. I have been going through different posts, articles and have read Hbase book to solve the Hbase performance issue but have not been able

Re: Hbase Performance Issue

2014-01-04 Thread Akhtar Muhammad Din
increase in performance while writing to HDFS as i use cluster with more nodes, having high specifications, but in the case of Hbase there was no significant change in performance. I have been going through different posts, articles and have read Hbase book to solve the Hbase performance

RE: Hbase Performance Issue

2014-01-04 Thread Vladimir Rodionov
: 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

Re: Hbase Performance Issue

2014-01-04 Thread Ted Yu
...@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

Re: Hbase Performance Issue

2014-01-04 Thread Kevin O'dell
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

Re: Hbase Performance Issue

2014-01-04 Thread Akhtar Muhammad Din
...@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

Re: Hbase Performance Issue

2014-01-04 Thread Kevin O'dell
, 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

Re: Hbase Performance Issue

2014-01-04 Thread Ted Yu
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

RE: Hbase Performance Issue

2014-01-04 Thread Vladimir Rodionov
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

HBase - Performance issue

2013-04-24 Thread kzurek
and randomly draws beginning of time range to build rowkey properly (see above). Each time Scan requests same amount of rows, but with random rowkey. -- View this message in context: http://apache-hbase.679495.n3.nabble.com/HBase-Performance-issue-tp4042836.html Sent from the HBase User mailing

Re: HBase - Performance issue

2013-04-24 Thread Anoop John
requests same amount of rows, but with random rowkey. -- View this message in context: http://apache-hbase.679495.n3.nabble.com/HBase-Performance-issue-tp4042836.html Sent from the HBase User mailing list archive at Nabble.com.

Re: HBase - Performance issue

2013-04-24 Thread kzurek
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

Re: HBase - Performance issue

2013-04-24 Thread lars hofhansl
, April 24, 2013 3:12 AM Subject: HBase - Performance issue The problem is that when I'm putting my data (multithreaded client, ~30MB/s traffic outgoing) into the cluster the load is equally spread over all RegionServer with 3.5% average CPU wait time (average CPU user: 51%). When I've added similar

Re: hbase performance issue

2012-03-12 Thread Jean-Daniel Cryans
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

Re: hbase performance issue

2012-03-11 Thread Doug Meil
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