Couchbase Q&A

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lucafuji's picture
Asked 7 months 2 weeks ago
Latest activity 7 months 2 weeks ago

metadata overflow in memory

Since Couchbase stores metadata information about each document, and the metadata information is stored in RAM. In my case , when the number of records exceed some threshold, Couchbase will use nearly 90% of the data and reject the write request.
Is there anyway to circumvent this problem...

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

Making a map view distinct..

Hi,

I've actually asked the same question on google groups (https://groups.google.com/forum/?hl=en-GB#!topic/couchbase/Q_iVbL6eqig), but I'll ask it here as well.

I have this problem with...

sivasena's picture
Asked 7 months 2 weeks ago
Latest activity 7 months 2 weeks ago

regarding "cbrestore"

Hello All,

While restoring the data and design documents using "cbrestore" utility i'm getting below exception:
================================================================================
error: could not restore design doc id: _design/Ajit/myOwnView; response: None; err...

Vinod Baliga's picture
Asked 7 months 3 weeks ago
Latest activity 7 months 1 week ago

Slower Insert Performance in Couchbase Cluster

Hi,

I am new to Couchbase. I was in the process of checking raw performance of INSERTs with various Couchbase setups (single node, 2-node, 5-node etc.) I am using VMs on Windows Azure to do my testing since I do not have enough hardware to test it on my servers. I am using the .NET client...

Zen6037's picture
Asked 7 months 3 weeks ago
Latest activity 7 months 2 weeks ago

Moving Data from couchbase to hadoop

I have a couchbase cluster running in the amazon cloud which have about 300 million documents(~ 150 Gb).
I want to migrate the entire data to hadoop cluster,i.e, I want to move the data from the couchbase to hadoop cluster not just copy.

I tried using the sqoop but it doesn't seams...

kbeyer's picture
Asked 7 months 3 weeks ago
Latest activity 7 months 1 week ago

How to package initial data with mobile app?

We are considering use of Couchbase Lite for iPhone app that needs ability to work offline and sync when online. We'd like to package an initial set of data with the application so that on first load, the user will not have to pull down all of the data.

What is recommended approach to...

gmiit's picture
Asked 7 months 3 weeks ago
Latest activity 7 months 4 days ago

IP address seems to have changed

Over the past couple of days, we've received 3 times an automatic email saying:
"IP address seems to have changed. Unable to listen on 'ns_1@10.10.4.15'."
We've got a 4 node cluster, with static local IP, and all 3 alerts came from the same node. The cluster has been running for a...

johan_asplund's picture
Asked 7 months 3 weeks ago
Latest activity 3 days 20 hours ago

CAS operations and locking using CouchbaseSessionStateProvider

Hi,

We are experience 100% cpu on our web servers in some cases and we suspect that it may have something to do with couchbase/memcache session state provider.

We can see CAS hit persecaround 1.2k and some spikes up to 2-2,5k and then down to 0.5k and back to table 1.2 k.
...

akmartin's picture
Asked 7 months 3 weeks ago
Latest activity 7 months 3 weeks ago

Incomplete results from Get(...)

When I query a view for keys then retrieve documents for all of those keys I get inconsistent results. Every time I run I get a different number of results even though the key count is always the same. This is freshly-loaded data that has had three days to index and quiesce. No data has been...

strets123's picture
Asked 7 months 3 weeks ago
Latest activity 7 months 2 weeks ago

How to close couchbase connections in multi threaded environment

I am interested in how to close a connection to Couchbase.

I am using the current version of the couchbase client in python.

Each write to the database is done by a task in celery so needs a new instance of the couchbase client to do the write.

The only way I have found to...

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