# Socket-can CPU usage

**URL:** <https://discourse.nodered.org/t/socket-can-cpu-usage/84452>\
**Category:** General\
**Created:** [10 January 2024 17:58 UTC](https://discourse.nodered.org/t/socket-can-cpu-usage/84452 "2024-01-10T17:58:24Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Ino](https://avatars.discourse-cdn.com/v4/letter/i/bbe5ce/32.png) [@Ino](https://discourse.nodered.org/u/Ino)\
**Post date:** [10 January 2024 17:58 UTC](https://discourse.nodered.org/t/socket-can-cpu-usage/84452/1 "2024-01-10T17:58:24Z")

</div>

I am using the scoket-can node for receiving and transmitting CAN messages. It works ok with over 150 messages in a second; receiving and transmitting and the CPU load is about 20 %. When I stop transmitting and receiving the CPU load increases to 45 %. Someone an idea what this causes?

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [10 March 2024 17:59 UTC](https://discourse.nodered.org/t/socket-can-cpu-usage/84452/2 "2024-03-10T17:59:08Z")

</div>

This topic was automatically closed 60 days after the last reply. New replies are no longer allowed.