OpenSearch Capacity Planning

If the ratio of memory to number of shards in the OpenSearch cluster is low, it suggests that you have insufficient memory compared to...

Finding the right number of shards for your OpenSearch indices, and the right size for each shard depends on many factors, including...

If you don’t have enough disk space available, OpenSearch will stop allocating shards to the node. To optimize your disk space...

When you have too many shards in your OpenSearch cluster, there are a few steps you can take in order to reduce the number of shards...

An OpenSearch cluster state includes metadata information about nodes, indices, etc. The main causes of having a large cluster state are...

Here are 12 tips to reduce and optimize your AWS OpenSearch costs. First, plan data retention: carefully adjust your...

There are various watermark thresholds on an OpenSearch cluster. As the disk fills up on a node, the 1st threshold to be crossed is...

When the “disk flood stage” threshold is exceeded on an OpenSearch cluster, it will start to block core actions. To resolve this issue...

High disk watermark is one of the various thresholds on your OpenSearch cluster. Passing this threshold is a warning and you should ...

When an OpenSearch cluster state becomes too large it poses many challenges. To determine the size of your cluster state and reduce it...

Sometimes you can observe that the CPU and load on some of your OpenSearch data nodes is higher than on others. To fix this, check the...

Low disk watermark is one of the various thresholds on your OpenSearch cluster. Here are possible actions you can take to resolve...

The OpenSearch process is very memory intensive. Here are the memory requirements and some tips to reduce your OpenSearch memory usage.

Oversharding in OpenSearch indicates that you have too many shards, and thus they are too small. To prevent and resolve this issue...

Shard allocation is an algorithm by which OpenSearch decides which unallocated shards should go on which nodes. To resolve unbalanced...

UltraWarm is an AWS OpenSearch service feature that provides a cost-effective way to store large amounts of time-based. To use UltraWarm...