# Cat Nodes API returning CPU usage as -1. Elasticsearch version:7.11.2 OS Deb 11

**URL:** <https://discuss.elastic.co/t/cat-nodes-api-returning-cpu-usage-as-1-elasticsearch-version-7-11-2-os-deb-11/322912>\
**Category:** Elasticsearch\
**Created:** [January 11, 2023, 10:51am UTC](https://discuss.elastic.co/t/cat-nodes-api-returning-cpu-usage-as-1-elasticsearch-version-7-11-2-os-deb-11/322912 "2023-01-11T10:51:04Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Sagar\_Shivani1](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/sagar_shivani1/32/115797_2.png) [@Sagar\_Shivani1](https://discuss.elastic.co/u/Sagar_Shivani1)\
**Post date:** [January 11, 2023, 10:51am UTC](https://discuss.elastic.co/t/cat-nodes-api-returning-cpu-usage-as-1-elasticsearch-version-7-11-2-os-deb-11/322912/1 "2023-01-11T10:51:04Z")

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Cat Nodes API returning CPU usage as -1. Elasticsearch version:7.11.2 OS Deb 11.. What can be the case?

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**Author:** ![Christian\_Dahlqvist](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/christian_dahlqvist/32/4617_2.png) [@Christian\_Dahlqvist](https://discuss.elastic.co/u/Christian_Dahlqvist)\
**Post date:** [January 11, 2023, 10:59am UTC](https://discuss.elastic.co/t/cat-nodes-api-returning-cpu-usage-as-1-elasticsearch-version-7-11-2-os-deb-11/322912/2 "2023-01-11T10:59:42Z")

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If you look at the [official support matrix](https://www.elastic.co/support/matrix#matrix_os), Debian 11 is only officially supported from version 7.16 upwards, so I would recommend you upgrade to version 7.17.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [February 8, 2023, 11:00am UTC](https://discuss.elastic.co/t/cat-nodes-api-returning-cpu-usage-as-1-elasticsearch-version-7-11-2-os-deb-11/322912/3 "2023-02-08T11:00:44Z")

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