On Mon, Apr 18, 2022 at 02:29:44PM +0800, Bo Xu wrote: >Hi, Yang > >?????? From the messages you provided, there are not much free pages. Not much free pages means less than min? >?????? I guess the page alloc is happing in Node 0 with zone >?????? Normal.But in zone Normal free mem is lower than low mem,so Node 0 Normal free:1044716kB 0.99G min:958156kB 935.699 M You mean this? Yes, it is under memory pressure, but looks a little above min watermark. >?????? there are some memory pressure is your machine.But now i have >?????? no idea why page recliam or others did not make effect. > >Best Regards, >??Bo,Xu -- Wei Yang Help you, Help me