Couchbase Questions: Performance

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Mariya's picture
Asked 3 hours 7 min ago
Latest activity 19 min 21 sec ago

Performance issue on Windows platform. Couchbase2.5.1

We've installed latest version (2.5.1) of Couchbase on Windows platfrom.
Our configuration is:
1) Couchbase Server 2.5.1 Enterprise Edition 64bit
2) Microsoft Windows Server 2008 R2
3) Intel Xeon CPU E5-2403 @1.80Ghz RAM 16GB
4) One couchbase databucket created...

viove's picture
Asked 3 months 1 week ago

what is the different performance on select and epoll : latency and throughput?

what is the different performance on select and epoll : latency and throughput?
any test report on latency and throughput when connect with select and epoll?

when we client test on large cluster couchbase in select mode, we meet high latency and low throughput which 30 servers...

ericdupo's picture
Asked 3 months 1 week ago
Latest activity 3 months 1 week ago

Couchbase : 160x faster with only one node : why?

I use python client, and Couchbase server 2.2.0 community edition.

With a single node into the "cluster" : I can do 16 000 requests per second : nice !
But when there are 2 nodes into the cluster, I got only 100 requests per second for 'set(key,val)', and the...

krjensen's picture
Asked 4 months 2 weeks ago
Latest activity 1 month 1 week ago

Windows VS linux - performance

Hi,

We are looking at implement a big high performance Couchbase cluster, on a huge platform.
The platform is a .net web solution, but when we implement a new technology, we always go for the best performing platform(like Linux for varnish).

Question: Is Couchbase performing...

adonoho's picture
Asked 5 months 1 week ago

CB v2.5 and RAID-0 Stripe Size ...

Gentlefolk,

The average write size from a database can dramatically alter the performance of a RAID-0 array.

I have an application where I write documents of between 1.5-3.0 KiB. I insert about 2,500 of them a second into my test rig. And end up with about 100 million documents...

Napo's picture
Asked 5 months 3 weeks ago
Latest activity 4 months 3 weeks ago

Slower performance when a note is down in a cluster

Hi

I build a 3 nodes cluster environment with 1 replica, 200 items in a couchbase bucket. Everything works well when 3 nodes are live. However, if 1 node is down, the performance(insert/query) become very slow. It would take more than 10 second though the data is not lost. I am...

mxav@yahoo.com's picture
Asked 5 months 3 weeks ago
Latest activity 5 months 2 weeks ago

How to retrieve couchbase response time by bucket and opType

Hello,

We used to query moxi with "stats proxy timings" to retrieve couchbase response time by bucket and operation type, but we don't use moxi any more (we have switched to a libcouchbase sdk) and don't find any way to retrieve those same informations

Is there any way to get...

ksnyde's picture
Asked 7 months 1 week ago
Latest activity 7 months 1 week ago

PageFaults, Connections, and very high level of Network Timeouts!

I have a couchbase installation in development (OSX, PHP libcouchbase, and Couchbase 2.01) which works without any issue but my production instance (Ubuntu, PHP libcouchbase, and Couchbase 2.1.1) is having a LOT of problems and I'm hoping I can get a little help on the following:

  1. ...
socmag's picture
Asked 9 months 1 day ago
Latest activity 8 months 4 weeks ago

Cache Misses...

Hi,

[Couchbase 2.1.1 community edition (build-764) 64bit, Windows]

I have set up a Couchbase server on my local machine, and have a bucket with half a million records, with an average size of approximately 2k. Then I wrote a client app, to test performance.

The data in the...

CPU's picture
Asked 9 months 2 weeks ago
Latest activity 6 hours 18 min ago

Performance issue on Windows platform.

Hi,
I have a performance issue with the latest version of Couchbase server on Windows platform. I tried both community and enterprise editions.
Right after installation I faced with a very high CPU utilization by Couchbase processes - memcached.exe and erl.exe. They take about 80-90...

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