I think most hangs on Linux today are caused by low memory pressure, see this post: https://news.ycombinator.com/item?id=20620545 https://news.ycombinator.com/i

I think most hangs on Linux today are caused by low memory pressure, see this post: https://news.ycombinator.com/item?id=20620545 https://news.ycombinator.com/item?id=20620545 No swap, some swap, huge swap, swappiness=0, zram - nothing helped me.