Elasticsearch v2.3 disk throughput Throttle

Elastic Stack Elasticsearch
1

we are currently using Elasticsearch v2.3

Cluster configuration Details:

  • 3 master Nodes ( t2.medium.search ) and 9 Data Nodes ( r4.xlarge.search )
  • EBS changed from gp2 to Provision IOPS
  • Storage is 250 Gib/Node

CPU Utilization of data nodes are :

72.00%
70.00%
68.00%
60.00%
54.00%
52.00%
36.00%
35.00%
19.00%

Search rate ( Ops/Min ) in all data nodes:

6342
6494
5412
6248
5851
5420
3611
3967
3825

Search Latency(ms) for all data nodes:

29.33238726
25.95411149
31.21914265
31.68774008
27.70329858
25.4
13.43173636
14.69473154
6.270588235

we are facing the issue like your Domain is facing is experiencing throttling as you have the high disk throughput limits.

So how should we overcome that issue and how should we tuning the Performance.

Can anyone help me to solve that issue.

2

This is very, very old and has been EOL a long time. I would recommend you upgrade to the latest version.

It sounds like you are using an AWS managed service. This likely limits the troubleshooting that can be done so I would recommend contacting AWS support.

3

yes we are using AWS Managed Service and also reached out the AWS Support is advised to change the EBS Volume.

we changed it. After changing the EBS Volume we are facing that issue

4

What is the full output of the cluster stats API?

5

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