[Bug]: Heap Leak of 324 bytes every 60s when DeviceTelemetryModule is doing a local update

[mverch67]

Category

Memory leak

Hardware

T-Beam

Firmware Version

2.1.2

Description

Compile 2.1.2 with -DDEBUG_HEAP in platform.ini.
Flash firmware to device and connect via bluetooth with (Android)APP.

With firmware 2.1.2 the free heap is constantly decreasing every 60 seconds by 324 bytes.

Relevant log output

DEBUG | ??:??:?? 22 [Power] Heap status: 120452/205824 bytes free (-21280), running 11/24 threads
DEBUG | ??:??:?? 42 [Power] Heap status: 120388/205792 bytes free (-64), running 11/24 threads
DEBUG | ??:??:?? 62 [Power] Heap status: 120348/205776 bytes free (-40), running 11/24 threads
DEBUG | ??:??:?? 82 [Power] Heap status: 120028/205696 bytes free (-320), running 11/24 threads
DEBUG | ??:??:?? 122 [Power] Heap status: 119664/205664 bytes free (-364), running 11/24 threads
DEBUG | ??:??:?? 182 [Power] Heap status: 119340/205648 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 242 [Power] Heap status: 119016/205632 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 302 [Power] Heap status: 118692/205616 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 362 [Power] Heap status: 118368/205600 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 422 [Power] Heap status: 118044/205584 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 482 [Power] Heap status: 117720/205568 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 542 [Power] Heap status: 117396/205552 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 602 [Power] Heap status: 117072/205536 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 662 [Power] Heap status: 116748/205520 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 722 [Power] Heap status: 116424/205504 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 782 [Power] Heap status: 116100/205488 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 842 [Power] Heap status: 115776/205472 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 902 [Power] Heap status: 115452/205456 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 962 [Power] Heap status: 115416/205440 bytes free (-36), running 11/24 threads
DEBUG | ??:??:?? 1022 [Power] Heap status: 115092/205424 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 1082 [Power] Heap status: 114768/205408 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 1142 [Power] Heap status: 114444/205392 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 1202 [Power] Heap status: 114120/205376 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 1262 [Power] Heap status: 113796/205360 bytes free (-324), running 11/24 threads
DEBUG | ??:??:?? 1322 [Power] Heap status: 113472/205344 bytes free (-324), running 11/24 threads

[mverch67]

A potential fix is provided in #2359.