Couchbase Q&A

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seans's picture
Asked 4 months 6 days ago
Latest activity 3 months 3 weeks ago

Too many open files

Hi,

We are currently using Couchbase 1.8 with the version 1.2.2 of the Java client library. Occasionally, we have noticed that the the process that uses the Java client library complains of having too many open files. Using lsof on the running process, I can see 32000+ TCP connections...

jaiswux's picture
Asked 4 months 6 days ago

Marketing analytics key to determining value of marketing campaigns

If you know anything about online marketing, you know analytics should be a key part of your strategy. Analytics are what show you which campaigns are working, which ones attract the most attention, which ones have the best ROI, and which ones are ignored altogether. Sometimes businesses shy...

viove's picture
Asked 4 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...

notjoe's picture
Asked 4 months 1 week ago

High number of page faults

Hey everyone,

I just installed couchbase. The application I am running is using the standard memcached php extension. I have setup HAProxy. I have Couchbase running on 6 machines. The application connects to one of the six through HAProxy. Each node in the cluster has 512MB of memory...

jamieb's picture
Asked 4 months 1 week ago
Latest activity 3 months 3 weeks ago

IllegalStateException: Shutting Down

Hi. Using Couchbase in a fairly simple way and everything has been going fine, but all of a sudden every time I request a document (I can see it in the Admin Console) I get this;

Caused by: java.lang.IllegalStateException: Shutting down
at net.spy.memcached.MemcachedConnection....

wolfre's picture
Asked 4 months 1 week ago

Increment generated questions

use a lot of MS-SQL in Couchbase also want to use Identity as (increment)

couchbase was thinking a few tests to increase the loop increment of 1000 took too much time

What am I doing wrong?

I need you to answer ...

FD3S's picture
Asked 4 months 1 week ago

Which kind of database is the right choice for a Cloud Based PMS system?

Hello,

We are a startup company that we want to create a new SaaS Cloud PMS (Property Management System) for small hotels and properties. Also we create a website for booking. The scope is to be able after our solution is well established to provide automatically personal suggestions to...

ericdupo's picture
Asked 4 months 1 week ago
Latest activity 4 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...

User's picture
Asked 4 months 1 week ago

Golang: real multi get

The official Golang client features a multi get function that's just for convenience. It doesn't request multiple keys in one batch, but requests one for another which reduces throughput a lot and increases latency.

So. Will the Golang client ever get a real multi get function or am I...

yangwao's picture
Asked 4 months 1 week ago
Latest activity 4 months 6 days ago

Why is there forbidden access to linux DP3 32bit archive?

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