# High CPU usage after upgrading Haproxy

**URL:** <https://discourse.haproxy.org/t/high-cpu-usage-after-upgrading-haproxy/652>\
**Category:** Help!\
**Created:** [September 12, 2016, 6:09pm UTC](https://discourse.haproxy.org/t/high-cpu-usage-after-upgrading-haproxy/652 "2016-09-12T18:09:05Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![stefws](https://sea2.discourse-cdn.com/flex016/user_avatar/discourse.haproxy.org/stefws/32/439_2.png) [@stefws](https://discourse.haproxy.org/u/stefws)\
**Post date:** [March 29, 2017, 4:15pm UTC](https://discourse.haproxy.org/t/high-cpu-usage-after-upgrading-haproxy/652/7 "2017-03-29T16:15:41Z")

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Just for the record. We had a similar issue w/1.6.9 (nbproc=1) back in oct 2016, high cpu usage and no traffic passed through HAproxy. 1.6.11 seem to have fixed this. Though now we’re on 1.7.3 so far wo/issues.

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