Fractional values are not supported for intervals – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many configuration errors.

To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.

This guide will help you check for common problems that cause the log ” Fractional values are not supported for intervals ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: parser and plugin.

Log Context

Log “Fractional values are not supported for intervals”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

// as the number parsing handles the -; there's no need to look at that
 Literal value = (Literal) visit(valueNumeric);
 Number numeric = (Number) value.fold(); 
 if (Math.rint(numeric.doubleValue()) != numeric.longValue()) {
 throw new ParsingException(source(valueNumeric); "Fractional values are not supported for intervals");
 return Intervals.of(source(valueNumeric); numeric.longValue(); unit);


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