Couchbase Questions: Performance

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krjensen's picture
Asked 2 weeks 13 hours ago

Windows VS linux - performance


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 1 month 4 days ago

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


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 1 month 2 weeks ago
Latest activity 2 weeks 4 days ago

Slower performance when a note is down in a cluster


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...'s picture
Asked 1 month 3 weeks ago
Latest activity 1 month 1 week ago

How to retrieve couchbase response time by bucket and opType


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 3 months 4 days ago
Latest activity 3 months 2 days 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 4 months 3 weeks ago
Latest activity 4 months 3 weeks ago

Cache Misses...


[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 5 months 2 weeks ago
Latest activity 1 day 13 hours ago

Performance issue on Windows platform.

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...

raysuliteanu's picture
Asked 6 months 1 week ago
Latest activity 6 months 1 week ago

Is it possible to have separate data file(s) per bucket?

I would like to have the data files for each bucket on different volumes so that they can be tuned for the workload expected for that bucket. Is this supported and/or do you think this is a valid tuning approach?

dragon's picture
Asked 7 months 2 weeks ago
Latest activity 7 months 1 week ago

How to improve write/read performance?

I am using Couchbase Net Client to perform CRUD on couchbase.

I have created a bucket and inserting objects using a performance test method. But I notice that the writes being persisted are very less.

There are two cases:
1.) I use get to check existence of object with key....

vakoroteev's picture
Asked 9 months 2 weeks ago
Latest activity 9 months 1 week ago

Limitation on the number of ops per second for Couchbase client

I study the performance of Couchbase and I noticed one interesting thing. I use JavaSDK. When adding documents in database through a single-threaded client by "set" method with parameter PersistTo.ONE number of operation per second does not exceed 5-7 ops per sec. What explains...