Avast consumes a lot of memory

When I run Avast, it consumes about 10 MB, and eventually consumed memory size begins to grow, to 30,100,500 MB
BUT if you disable and then enable “Screen-mail” size consumed memory reset.
W8 x68 user
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Windows Memory Dump creation

https://support.avast.com/index.php?languageid=1&group=eng&_m=knowledgebase&_a=viewarticle&kbarticleid=1356