On Mon, Aug 24, 2020 at 11:42:04AM -0700, Andrew Morton wrote: > On Mon, 24 Aug 2020 20:54:33 +0800 Alex Shi <[email protected]> > wrote: > > > The new version which bases on v5.9-rc2. The first 6 patches was picked into > > linux-mm, and add patch 25-32 that do some further post optimization. > > 32 patches, version 18. That's quite heroic. I'm unsure whether I > should merge it up at this point - what do people think?
I certainly hope not given how buggy the previous reversion and Alex's other patchset are. There is really no room for the shortcut this time. > > > > > Following Daniel Jordan's suggestion, I have run 208 'dd' with on 104 > > containers on a 2s * 26cores * HT box with a modefied case: > > https://git.kernel.org/pub/scm/linux/kernel/git/wfg/vm-scalability.git/tree/case-lru-file-readtwice > > With this patchset, the readtwice performance increased about 80% > > in concurrent containers. > > That's rather a slight amount of performance testing for a huge > performance patchset! Is more detailed testing planned? > >
