Couchbase Questions: Couchbase Server

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fischer7047's picture
Asked 5 months 3 weeks ago

Mixed Architecture/Same OS

We need to upgrade the nodes in our cluster from RHEL5 to RHEL6. My hope had been to do that by a rebalance/update procedure. So take 2 nodes out, upgrade them to rhel6, bring them back in, then the next 2, etc,etc. That means my cluster will at times include RHEL5 and RHEL6 nodes...

krjensen's picture
Asked 5 months 3 weeks ago
Latest activity 2 months 2 weeks ago

Windows VS linux - performance

Hi,

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...

rodrigolunus's picture
Asked 5 months 3 weeks 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?

Thnx

siwy202's picture
Asked 5 months 3 weeks 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 5 months 3 weeks ago
Latest activity 5 months 3 weeks ago

Couchbase 2.5.1 crash report

Here is log and erlang crash report: https://gist.github.com/buger/9915373

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 5 months 3 weeks 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."

http://docs.couchbase.com/couchbase-...

michayu's picture
Asked 5 months 3 weeks ago
Latest activity 5 months 1 week 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 5 months 3 weeks 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 5 months 3 weeks ago
Latest activity 5 months 3 weeks 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 5 months 3 weeks 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...

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