Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2017-05-04 Thread techpyaasa .
sights. >> >> Cheers, Corry >> >> >> Op vrijdag 29 januari 2016 heeft Peddi, Praveen <pe...@amazon.com> het >> volgende geschreven: >> Hello, >> We have another update on performance on 2.1.11. compression_chunk_size >> didn’t really help

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-11-08 Thread Dikang Gu
read latencies is that 2.1.11 is running > ReadRepairedBackground and ReadRepairedBlocking too frequently compared to > 2.0.9 even though our read_repair_chance is same on both. Could anyone shed > some light on why 2.1.11 could be running read repair 10 to 50 times more > in spite of same configurati

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-10-28 Thread Paulo Motta
11 is running ReadRepairedBackground and >>>>> ReadRepairedBlocking too frequently compared to 2.0.9 even though our >>>>> read_ >>>>> repair_chance is same on both. Could anyone shed some light on why >>>>> 2.1.11 could be runnin

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-10-28 Thread Dikang Gu
ing read repair 10 to 50 times >>>> more in spite of same configuration on both clusters? >>>> >>>> dclocal_read_repair_chance=0.10 AND >>>> read_repair_chance=0.00 AND >>>> >>>> Here is the table for read repair metrics f

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-29 Thread Corry Opdenakker
;>> Here is the table for read repair metrics for both clusters. >>> 2.0.9 2.1.11 >>> ReadRepairedBackground 5MinAvg 0.006 0.1 >>> 15MinAvg 0.009 0.153 >>> ReadRepairedBlocking 5MinAvg 0.002 0.55 >>> 15MinAvg 0.007 0.91

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-29 Thread Jean Carlo
or read repair metrics for both clusters. >> 2.0.9 2.1.11 >> ReadRepairedBackground 5MinAvg 0.006 0.1 >> 15MinAvg 0.009 0.153 >> ReadRepairedBlocking 5MinAvg 0.002 0.55 >> 15MinAvg 0.007 0.91 >> >> Thanks >> Praveen >> >> From: Jeff Jirs

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-29 Thread Peddi, Praveen
uary 14, 2016 at 2:58 PM To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Subject: Re: Slow performance after upgrading from 2.0.9 to 2.1.11 Sorry I wasn’t as explicit as I should have be

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-29 Thread Nate McCall
On Fri, Jan 29, 2016 at 12:30 PM, Peddi, Praveen wrote: > > Hello, > We have another update on performance on 2.1.11. compression_chunk_size didn’t really help much but We changed concurrent_compactors from default to 64 in 2.1.11 and read latencies improved significantly.

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-29 Thread Corry Opdenakker
@cassandra.apache.org > <javascript:_e(%7B%7D,'cvml','user@cassandra.apache.org');>" < > user@cassandra.apache.org > <javascript:_e(%7B%7D,'cvml','user@cassandra.apache.org');>> > Subject: Re: Slow performance after upgrading from 2.0.9 to 2.1.11 > > Sorry I

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-29 Thread Peddi, Praveen
t;n...@thelastpickle.com<mailto:n...@thelastpickle.com>> Reply-To: Cassandra Users <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Date: Friday, January 29, 2016 at 3:01 PM To: Cassandra Users <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Subject:

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-14 Thread Zhiyan Shao
49.4 69.9 7.5 54 > threadCount WRITE 33220 4453 4453 4453 3.5 3.2 5.7 8.2 36.8 68 7.5 54 > threadCount total 10 13404 13404 13404 4 3.7 6.6 9.2 48 69.9 7.5 > > From: Jeff Jirsa <jeff.ji...@crowdstrike.com> > Date: Thursday, January 7, 2016 at 1:01 AM > To: "user@ca

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-14 Thread Jeff Jirsa
), but significantly speeds up read workloads for us. From: Zhiyan Shao Date: Thursday, January 14, 2016 at 9:49 AM To: "user@cassandra.apache.org" Cc: Jeff Jirsa, "Agrawal, Pratik" Subject: Re: Slow performance after upgrading from 2.0.9 to 2.1.11 Praveen, if you search "Read is sl

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-14 Thread Peddi, Praveen
apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Cc: "Agrawal, Pratik" <paagr...@amazon.com<mailto:paagr...@amazon.com>> Subject: Re: Slow performance after upgrading from 2.0.9 to 2.1.11 This may

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-14 Thread Jeff Jirsa
re:Invent youtube link I sent in my original reply. From: "Peddi, Praveen" Reply-To: "user@cassandra.apache.org" Date: Thursday, January 14, 2016 at 11:36 AM To: "user@cassandra.apache.org", Zhiyan Shao Cc: "Agrawal, Pratik" Subject: Re: Slow performance

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-12 Thread Peddi, Praveen
uary 7, 2016 at 1:01 AM To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>>, Peddi Praveen <pe...@amazon.com<mailto:pe...@amazon.com>> Subject: Re: Slow performance after upgradin

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Peddi, Praveen
.org<mailto:user@cassandra.apache.org>> Date: Wednesday, January 6, 2016 at 3:49 PM To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Subject: Re: Slow performance after upgrading

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Michael Shuler
On 01/06/2016 03:57 PM, Peddi, Praveen wrote: > This blog > > claims Cassandra is now 50% faster. We are obviously not seeing that. That post compared cassandra-stress write on versions 2.0 and 2.1, each on a single AWS

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Peddi, Praveen
Hi Michael, I am not comparing my results with results on that page. I mentioned only in the context of improved performance in 2.1 compared to 2.0. That page compares performance between 2.0 and 2.1 with same hardware. I am doing the same exact thing (running 2.0.9 and 2.1.11 on same hardware,

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Jeff Jirsa
est (that’d be unusual)? Are you doing a lot of compaction? From: "Peddi, Praveen" Reply-To: "user@cassandra.apache.org" Date: Wednesday, January 6, 2016 at 11:41 AM To: "user@cassandra.apache.org" Subject: Slow performance after upgrading from 2.0.9 to 2.1.11 Hi

Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Peddi, Praveen
Hi, We have upgraded Cassandra from 2.0.9 to 2.1.11 in our loadtest environment with pretty much same yaml settings in both (removed unused yaml settings and renamed few others) and we have noticed performance on 2.1.11 is worse compared to 2.0.9. After more investigation we found that the

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Robert Coli
On Wed, Jan 6, 2016 at 11:41 AM, Peddi, Praveen wrote: > We have upgraded Cassandra from 2.0.9 to 2.1.11 in our loadtest > environment with pretty much same yaml settings in both (removed unused > yaml settings and renamed few others) and we have noticed performance on > 2.1.11

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Peddi, Praveen
he.org>" <user@cassandra.apache.org<mailto:user@cassandra.apache.org>> Subject: Re: Slow performance after upgrading from 2.0.9 to 2.1.11 On Wed, Jan 6, 2016 at 11:41 AM, Peddi, Praveen <pe...@amazon.com<mailto:pe...@amazon.com>> wrote: We have upgraded Cassandra from 2.0.9 to

Re: Slow performance after upgrading from 2.0.9 to 2.1.11

2016-01-06 Thread Robert Coli
On Wed, Jan 6, 2016 at 11:49 AM, Peddi, Praveen wrote: > 2nd column is replication factor (RF). I have 2 rows for reads and 2 for > writes. First row is RF=1 and 2nd row is RF=3. So when I said increasing RF > , I meant from 1 to 3. Sorry the table is probably not clear. > Ah,