Messages in this thread | | | Date | Fri, 29 Aug 2003 12:46:36 -0700 (PDT) | From | Shantanu Goel <> | Subject | Re: [VM PATCH] Faster reclamation of dirty pages and unused inode/dcache entries in 2.4.22 |
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Andrea,
I'll test and submit a patch against -aa. Also, is there a common benchmark that you use to test for regression?
Thanks, Shantanu
--- Andrea Arcangeli <andrea@suse.de> wrote: > On Fri, Aug 29, 2003 at 11:57:28AM -0700, Mike Fedyk > wrote: > > [CCing AA & MCP] > > > > > --- Mike Fedyk <mfedyk@matchmail.com> wrote: > > > > But have you compared your patch with the VM > patches > > > > in -aa? Will your > > > > patch apply on -aa and make improvements there > too? > > > > > > > > In other words: Why would I want to use this > patch > > > > when I could use -aa? > > > > On Fri, Aug 29, 2003 at 11:46:44AM -0700, Shantanu > Goel wrote: > > > I prefer to run stock kernels so I don't have as > much > > > experience with the -aa patches. However, I > took a > > > look at the relevant code in 2.4.22pre7aa1 and I > > > believe my patch should help there as well. The > > > writepage() and page rotation behaviour is > similar to > > > stock 2.4.22 though the inactive_list is > per-classzone > > > in -aa. I am less sure about the inode/dcache > part > > > though under -aa. > > > > You need to integrate with -aa on the VM. It has > been hard enough for > > Andrea to get his stuff in, I doubt you will fair > any better. > > > > If your patch shows improvements when applied on > -aa Andrea will probably > > integrate it. > > yes, at this point in time I'm willing to merge only > anything that is an > obvious improvement. More doubious things would > better go in 2.6. > > I didn't see the patch in question, Shantanu, if > you're interested to > merge it in -aa, could you submit against > 2.4.22pre7aa1? Otherwise I'll > check it and possibly merge it myself later (i've > quite some backlog to > merge already for the short term, but it can go in > queue) > > > Marc/Andrea, what do you think? Any holes to poke > in this here patch? > > didn't check it yet. > > Andrea
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