Matthew Kennedy

> this is a know issue in current version, will be fixed in next release. Cool - thanks. Our current workaround works fine, so we're in no rush.

@andreika-git I think you implemented `cyclic_buffer`?

Looks like it should work fine.  More info about what "fail to calibrate" means?

calibration in the tune even looks correct

This is likely fixed by #3936. @shadowm60, can you test with latest snapshot console?

hardware qc build builds with `-o0` hardware qc build is skipped 90% of the time

local build says we have about 20k free

> [rusefi/ChibiOS#21](https://github.com/rusefi/ChibiOS/pull/21) huh?

Looks good to me.

> should never return nil Nope, if the sensor is failed it returns nil. If you unplug the CLT sensor, what should it return? 0? -1? Those are still valid...