Couchbase Questions: Rebalance

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Stas's picture
Asked 2 weeks 1 day ago

Can not rebalance

Hello, please help!

I'm trying to rebalance to servers:
1. Xeon(R) CPU E5-2650, 16 RAM, hdd 500GB, centos 6.5
2. Xeon(R) CPU E5-2650, 32 RAM, hdd 500GB, centos 6.5
- Total Allocated (9.77 GB)
- Total in Cluster (9.77 GB)

This is what I get:
Rebalance...

ddelgado's picture
Asked 2 weeks 3 days ago

Bucket error

Environment:
- 5 Nodes
- 2 Buckets

Each node:
- 16GB RAM
- 8 Cores
- 200 GB Disk

The first Bucket works fine, but the other one has a lot of problems...

Problematic Bucket:
Item Count: 254.399.106
Ops/sec: between 100 and 200...

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

Cluster still imbalanced after restore and rebalances

I ran a cbbackup of a single bucket, 4 node, 2.2.0 community edition (build-837) cluster that was fairly imbalanced (718k, 565k, 383k, 383k items in each node), created a new 3 node cluster (same build), and ran cbrestore. The new cluster also came up imbalanced (1035k, 515k, 516k items in each...

edi_toonimo's picture
Asked 6 months 6 days ago
Latest activity 6 months 4 days ago

Couchbase Indexing and Rebalancing for 2 weeks

Hello,

I have a 2 node cluster on XLarge instances in Amazon.
There's a one big bucket of 18M documets - 2K each doc and 60 bytes for the key, 1 replica configured (+replica for indexes).
There are about 3 disk creates per sec, 3 CAS operations per sec, 10 gets per sec.
...

sunyq's picture
Asked 6 months 2 weeks ago

Adding new node(s) into cluster and rebalancing hangs

Added one more node into current cluster and perform the "rebalance" operation.
But the rebalance process is always 0%...
Stop and restart it doesn't work ...
Does anyone can tell me the reason or some tips to resolve this problem?
Thanks a lot !

Here is some...

creotiv's picture
Asked 9 months 3 days ago
Latest activity 8 months 3 weeks ago

Removing node without replication and without data lost

if i will remove node with rebalance like so
couchbase-cli rebalance -c 10.4.2.4:8091 -u Administrator -p password --server-remove=10.4.2.4:8091

will data be lost if there is no replication set?

yunnick's picture
Asked 9 months 3 weeks ago
Latest activity 9 months 3 weeks ago

About the time cost of swap rebalance

I have a cluster with 3 nodes.
node1 : 10.130.24.43
node2 : 10.130.24.77
node3 : 10.130.24.90
3 Buckets were created.
I replaced the machine 10.130.24.90 with the other machine(10.130.24.91) in two scenes, and the swap rebalance taked place:
...

alexiri's picture
Asked 1 year 1 week ago
Latest activity 1 year 1 week ago

Failure during rebalance

I've just installed couchbase 2.1.0 on a couple of machines and tried to create a cluster out of them. The "Server Nodes" page shows a fail over warning that says that rebalancing is required because not all data is replicated. When I try to rebalance, it fails after a few seconds and it tells...

seans's picture
Asked 1 year 2 months ago
Latest activity 1 year 2 weeks ago

Couchbase 2.0.1 performance when re-balancing

I've recently attempted to upgrade from Couchbase 1.8.0 to 2.0.1 but after the upgrade I've noticed that a rebalance takes approximately 25 minutes on Couchbase 2.0.1 (900MB for the assigned to the server, with 3 Couchbase buckets - 2 with 300MB and one with 128MB) whereas on 1.8.0 with the same...

sveinhelge's picture
Asked 2 years 10 months ago
Latest activity 2 years 9 months ago

What happens when a node in the cluster goes down?

Scenario:
One cluster with two nodes running a bucket named test. The bucket type is Couchbase. The bucket is set up to have one replica.

I upload 10K documents to the bucket. The cluster now divides the data across the nodes. Node 1: 5K active / 5K replica Node 2: 5K active / 5K...