Couchbase Questions: Couchbase Server

Have a Question? Get it answered by our community

rodrigolunus's picture
Asked 1 week 6 days ago

Couchbase server concurrency control

Hi, i have a question. I was researching about couchbase features, i got confused about the concurrency control. Couchbase use mvcc or locks to concurrency control?


siwy202's picture
Asked 1 week 6 days ago

Uncaught error in HTTP request: {throw,{unauthorized,<<"password required">>}}

Setup: 2.0.1 community edition (build-170), CentOS 6
Buckets: 6 buckets, all configured with SASL password
The applications are using .NET Couchbase DLL v1.2.6.0

Hi -

We are running 2.0.1 Community Edition (Build-170) and we are seeing a good amount of the following...

buger's picture
Asked 2 weeks 22 hours ago
Latest activity 1 week 6 days ago

Couchbase 2.5.1 crash report

Here is log and erlang crash report:

Crash happened during i have collection re-indexing (in the middle of the process). Collection have about 10M records with 6 simple views.

michayu's picture
Asked 2 weeks 1 day ago

Restoring filecopy backup for single node

Based on the docs for filecopy restore:

"Each node must have the IP address or hostname it was configured with when the cluster was backed up."

michayu's picture
Asked 2 weeks 1 day ago

How to properly restore Couchbase backup to another server?

I have Couchbase single-node-cluster A and B. Both have the same configuration. Except "A" has NO buckets, whereas "B" has 3 buckets with documents in each.

I use cbbackup to back up all buckets in "B".

How do I properly restore this backup to "A"? From the docs on cbrestore,...

zampettim's picture
Asked 2 weeks 1 day ago

memcached server won't start after install on RHEL6

After installing Couchbase Server 2.2 via the RHEL6 64-bit RPMs, the memcached server keeps crashing and cycling. The installation via RPM went fine, without any issues. The Setup via the Web Console went fine, without errors.

The logs are cryptic enough that it is very hard to understand what may be causing the problem.

lei's picture
Asked 2 weeks 2 days ago
Latest activity 2 weeks 2 days ago

Couchbase down for "read error"

The Couchbase Version: 2.1.0 enterprise edition (build-718-rel)
The couchbase server down abnormally,below is some logs.
Brief info from memcached.log:

Thu Mar 6 15:45:08.311128 CST 3: 50 Closing connection due to read error: Connection reset by peer...
teriyaki's picture
Asked 2 weeks 3 days ago

Is accessing memcached bucket slower than direct memory array read/write?

I have a nodejs project needs to store/read temporary data.
Somebody suggest me use memcached bucket.
As I know couchbase server always separate from application server.
Just wonder if memcached bucket is in another physical server, nodejs app access memcached bucket via socket...

DRBryan's picture
Asked 2 weeks 4 days ago
Latest activity 1 week 6 days ago

Is a couchbase architecture using XDCR and no clustering viable?

Hi, Sorry in advance for the long post, but this topic is a bit complex.

My company uses Couchbase as a data-store for logic that processes signaling transactions from 3G and 4G mobile data networks. The functionality we deliver together is roughly equivalent for all our customers at a...

linyue's picture
Asked 2 weeks 5 days ago
Latest activity 2 weeks 4 days ago

Problem about the Performance of Disk Persistence

hello everyone,
may I ask a question about the disk persistence performence of Couchbase here?
when I use CouchbaseClient.add(String, Object, PersistTo.MASTER) to save items,
the speed is only less than 100 items per second.
the Object I'm saving is just a short string....