Couchbase Questions: Couchbase Server

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tbyrne's picture
Asked 7 months 4 days ago
Latest activity 6 months 3 weeks ago

Difficulty expiring documents quicker than once an hour.

I'm having difficulty setting exp_pager_stime. I've run the following command for each node in the cluster:

/opt/couchbase/bin/cbepctl <host:port> set flush_param exp_pager_stime 60

which returns:

setting param: exp_pager_stime 60
set exp_pager_stime to...

ksafonov's picture
Asked 7 months 4 days ago
Latest activity 6 months 3 weeks ago

Best practices to dump all keys without affecting the performance

Hi,

We're using Couchbase 1.8.1 cluster on four 32Gb nodes and we need to dump the keys from the bucket that has 180 million entries. The bucket is all the time under load (about 5000 get requests and about 100 put requests per second), most of the keys are in memory (cache miss is about...

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

Couchbase 2.2 and ElasticSearch (0.90.2 and 0.19.9) problems.

After updating Couchbase Server to 2.2 version I have problem with XDCR to ElasticSearch. I have follow error message when creating replication: "Failed to grab remote bucket `elastic-bucket`from any of known nodes". It'...

a4xrbj1's picture
Asked 7 months 6 days ago
Latest activity 7 months 4 days ago

Accessing Couchbase via Xojo (RESTful interface)?

Hi guys,

I'm using Xojo (xojo.com) at the moment to write a simple demo application that is parsing transactional records from the Telecommunications industry (so called Call Detail Records, CDR's).

It's a feasibility study where I want to find out if I can get Xojo (which compiles...

mxav@yahoo.com's picture
Asked 7 months 1 week ago
Latest activity 7 months 3 days ago

Question regarding ‘Optimistic Replication’ introduced with v2.1 and Disaster recovery

Hello,

We are not sure to understand ‘Optimistic Replication’ introduced with v2.1 and the optimal level we should set xdcrOptimisticReplicationThreshold when XDCR is used for disaster recovery only.

What we understand when XDCR is used for Disaster recovery only, is that there...

viove's picture
Asked 7 months 1 week ago
Latest activity 7 months 4 days ago

How could we using couchbase with binary document as value?

we have heard if we want to save binary data as value to couchbase, it encoded with base64, which expand 30% in size and consume encode decode time. it may not acceptable, any other solutions? eg. modify couchbase to support binary value? thanks
BTW, any description doc on codes?Edit

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

different hit ratio of two nodes in a Couchbase bucket

Hello community,

I recently applied the community version 2.0.1 of Couchbase to my service and realized that the hit ratio(get_hits/cmd_get) of two nodes in the same Couchbase bucket is way different from each other by using cbstats in each node. Not only that, there is also huge gap in...

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

What is the recomended buckets strategy?

Hello.

I have a lot of different types of documents. Documents of one type is much more than others. Should I transfer huge number of the same type documents to the one bucket and all the rest - in another bucket? Or for each type of document make self bucket?

jonathonl's picture
Asked 7 months 1 week ago
Latest activity 6 months 2 weeks ago

Help! Rebalance failed and now docs are missing from view

To start off, this has nothing to do with the stale parameter.

I had to take down a node a few days ago and then added it back today. Before starting CB on this server, I removed everything from the data directory and then added this node back to the cluster. During the rebalance, a...

abeletsky's picture
Asked 7 months 1 week ago
Latest activity 7 months 4 days ago

Couchbase maintain tool.

Hi everybody,

I need a tool like dbmaintain maven plugin.
I need it to change Couchbase's bucket parameters, buckets, design documents, design document's views, documents format for old documents.
If anybody knows such...

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