Couchbase Q&A

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ohadinho's picture
Asked 7 months 1 week ago
Latest activity 7 months 5 days ago

How to create 2 nodes with backup, but without document balance

I have 2 couchbase nodes.

One should backup the other, but I do NOT want the server to balance the documents between them.

So I've tried to add them both to one cluster, and set replicas to "disable" on the bucket, but still it balance the documents between those 2...

vakoroteev's picture
Asked 7 months 1 week ago
Latest activity 7 months 1 week ago

How to get information about cluster's node status?

I want to get information about node status using Java API. But I only found method getAvailableServers() in CouchbaseClient class. It's not quite what I need because this method considers the node available if its...

seans's picture
Asked 7 months 1 week ago
Latest activity 7 months 1 week ago

Is getBulk consistent during a rebalance?

Hi,

I've recently noticed that, when using the getBulk call on the CouchbaseClient instance during a rebalance of the cluster, that the values for some of the requested keys are not returned even though a key definitely. In my Couchbase client wrapper, I've augmented the call to getBulk...

ksafonov's picture
Asked 7 months 1 week ago
Latest activity 7 months 1 week ago

Sudden "Node expected to receive data is inactive" exceptions

Hi,

We're using the cluster of 4 nodes (Xeon E3-1245, 32 Gb RAM, 2 x 3 TB SATA HDD) running Couchbase 1.8.1 on top of Centos 6.4. We've got 6 clients accessing the database via couchbase Java client 1.1.7, spymemcached 2.9.0, all computers are in the same 1 Gb network rack.

From...

Grand_A's picture
Asked 7 months 1 week ago
Latest activity 5 months 3 weeks ago

Fatal error: Class 'Couchbase' not found on Windows

Hi, I have this problem for Couchbase installation in php running in Windows 7 Professional (64-bit)
I'm using Wampserver v2.4, Apache Version : 2.4.4, PHP Version : 5.4.12

I downloaded this SDK:
php_couchbase-1.1.2-5.4-nts-vc9-x86
and extracted to my php extensions...

Covering's picture
Asked 7 months 1 week ago
Latest activity 7 months 1 week ago

Java api for Tap Message backfill is not working

I'm trying to use the tap message api to do online back up for couchbase. The backfill api seems useful because when the backup program stoped, it can be resumed from the stop time using backfill. I tried the following code:

...
dvlee's picture
Asked 7 months 1 week ago
Latest activity 7 months 1 week ago

Are membase 1.6.5.4 server and the latest java lib completely compatible?

I found that I can use the latest java lib while I am using membase 1.6.5.4 server. Are they completely compatible? Thank you.

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

How to shrunk the ram space?

Hi, I need to reduce the RAM space which a bucket occupied (originally 1G, now want shrunk to 128MB), there is any way in the case without destroying data to achieve this goal? I tried to use cbbackup tool and make the entire bucket of data backed up, then flush this bucket, and reduce it’s RAM...

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

surviving unscheduled VM shutdowns on Azure cloud

Here is a proposal for best practice of handling unscheduled VM shutdowns on Azure, with a 2+ node Couchbase cluster.

It is a fact that Azure virtual machines do unscheduled reboots for software updates of the host OS. This could happen as often once per month. Here is the process...

atm188's picture
Asked 7 months 2 weeks ago
Latest activity 7 months 2 weeks ago

Get operation timeout 0x17

I am actually quite excited about deploying Couchbase and I am doing some tests on Couchbase cluster. However, I am now stuck and wonder if anyone here encountered similar problem.

I have written a simple client application using C SDK 2.0 and put them on two identical CentOS client...

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