Couchbase Q&A

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cmoller's picture
Asked 1 week 2 days ago
Latest activity 6 days 7 hours ago

Memcached Error 11 ERROR was returned by server received on get

Our PHP application has been running with Membase for several years connecting via the PHP Memcached Extension. We also have one instance of our application running on Couchbase 2.2.0. We have just installed a new server and we are testing our PHP application with Couchbase 2.5.0, PHP...

igorastds's picture
Asked 1 week 2 days ago

Community 2.2: ns_server: "Protocol: ~p: register error: ~p~n\",[\"inet_tcp\",{{badmatch,{error,duplicate_name}}

I've compiled Couchbase 2.2 official tarball on Gentoo Linux x64 with following prerequisites installed:
- gcc: 4.8.2
- openssl: 1.0.1f
- erlang: 14B04
- v8: 8.3.25
(others omitted, but present)

All epm/beam processes were killed (clean reboot, and...

buger's picture
Asked 1 week 2 days ago
Latest activity 1 week 2 days ago

Segfault when trying to use :observe option

The only change in code is added :observe => {:persisted => 1} to set operation.

Here is what happens: https://gist.github.com/buger/01239d8ffe22b0f3ffca
Bug happen when using eventmachine engine. Do not see...

msolujic's picture
Asked 1 week 2 days ago

Any plans to support multi-set feature?

Day-to day I'm dealing with high troughput of data.

One example is by using Apache Storm to compute realtime metrics.

We decided to use couchbase instead of cassandra as central data storage,

so mentioned feature of multi-set would be great to have.

Thanks,
...

bumblebee2014's picture
Asked 1 week 2 days ago

Why 3 node cluster for Automatic Failover ?

Hi All,

I am a Newbee to Couchbase.
I noticed that in order to have an Automatic Failover, i should have a 3 node cluster.
It is written in all forums and in Couchbase whitepapers, but non are explaining why does It needs 3 nodes for automatic Failover to work.

As I...

joshmuza@gmail.com's picture
Asked 1 week 2 days ago

Couchbase Server SDK

Hello community. I thank Couchbase for giving to us this incredible technology and for the hard work to always keep it up to speed. Couchbase is perhaps, one of the most reliable NoSQL systems out there.

Now, i am generally an Erlang/OTP programmer. I have found it to be a quick...

bmhardy's picture
Asked 1 week 2 days ago
Latest activity 1 week 2 days ago

Persona and couchbase

I was thinking of using persona authentication with my android application.

Can someone please enlighten me about what couchbase does with persona? Does the server run some code that responds to a persona request? Does authentication happen at a...

javadevmtl's picture
Asked 1 week 3 days ago
Latest activity 1 week 3 days ago

Deployment strategy for Couchbase

What is the standard deployment strategy for application and Couchbase?

In the RDBMS world usually the application sits on it's own physical machine and the database on a separate physical machine. In RDBMS world stored procedures are usually used by the application to make one call to...

gzz's picture
Asked 1 week 3 days ago
Latest activity 1 week 20 hours ago

Memory leak in libcouchbase 2.2.0 / lcb_make_http_request ?

Hi,
I've been testing libcouchbase, in particular I used lcb_make_http_request() in order to query a view. I noticed my test program started eating memory a lot, so I tried to identify the reason.

I've been able to reproduce this behavior with the couchview example.

I used:...

arik@peerkamp.com's picture
Asked 1 week 3 days ago
Latest activity 1 week 3 days ago

Couchbase .Net client

WHen in queryiing views with multiple keys, sometimes an error can occur where the query string is too long. For this - we can use the post body option in the Ruby SDK for instance

Is there an equivalant for this in the .Net SDK (I can not find any documentation for this)

Thanks...

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