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dkim=pass header.d=os.amperecomputing.com header.s=selector2 header.b="rzNP/CCU"; spf=pass (imf01.hostedemail.com: domain of Shijie@os.amperecomputing.com designates 40.107.96.138 as permitted sender) smtp.mailfrom=Shijie@os.amperecomputing.com; dmarc=pass (policy=quarantine) header.from=amperecomputing.com X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: C8E6F503D7E0 X-Stat-Signature: pjqqg3qj9r134xyco1rys5gqswwfa1kj X-HE-Tag: 1630477629-55937 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Sep 01, 2021 at 01:30:45PM +0000, Huang Shijie wrote: > On Wed, Sep 01, 2021 at 04:25:01AM +0100, Matthew Wilcox wrote: > > On Wed, Sep 01, 2021 at 11:07:41AM +0800, Shijie Huang wrote: > > > In the NUMA, we only have one page cache for each file. For the > > > program/shared libraries, the > > > remote-access delays longer then the local-access. > > > > > > So, is it possible to implement the per-node page cache for > > > programs/libraries? > > > > At this point, we have no way to support text replication within a > > process. So what you're suggesting (if implemented) would work for > > I created a glibc patch which can do the text replication within a process. The "text replication" means the shared libraries, not program itself. Thanks Huang Shijie