在 2023/3/20 上午4:32, Luis Chamberlain
写道:
On Tue, Mar 14, 2023 at 10:46:28AM +0800, haoxin wrote:All these series looks good to me and i do some test on my virtual machine it works well. so please add Tested-by: Xin Hao <xhao@xxxxxxxxxxxxxxxxx> . just one question, if tmpfs pagecache occupies a large amount of memory, how can we ensure successful memory reclamation in case of memory shortage?If you're disabling swap then you know the only thing you can do is unmount if you want to help the VM, otherwise the pressure is just greater for the VM.
Un, what i mean is can we add a priority so that this type of
pagecache is reclaimed last ?
Instead of just setting the parameter noswap to make it
unreclaimed, because if such pagecache which
occupy big part of memory which can not be reclaimed, it will cause OOM.
Luis
