On Thu, Feb 23, 2023 at 04:22:33PM +0000, Matthew Chae wrote: > Hi Michal, > > First off, thank you for sharing your opinion. > I'd like to monitor the peak memory usage recorded of overall system or at least cgroup accounted memory through memory.peak. > But it looks like this is not relevant to what I wanted. > It might be good to have some proper way for checking the system's peak memory usage recorded. I guess you might want to do the opposite: instead of tracking the peak usage, you can record the bottom of available free memory. Thanks!