Java Support for Large Memory Pages
Beginning with Java SE 5.0 there is a cross-platform flag for requesting large memory pages: -XX:+UseLargePages (on by default for Solaris, off by default for Windows and Linux). The goal of large page support is to optimize processor Translation-Lookaside Buffers. A Translation-Lookaside Buffer (TLB) is a page translation cache that holds the most-recently used virtual-to-physical address transla
Tuning RHEL for Oracle V1 10-01-2007
Oracle 10g Server on Red Hat® Enterprise Linux® 5 Deployment Recommendations Version 1.2 November 2008 Oracle 10g Server on Red Hat® Enterprise Linux® 5 Deployment Recommendations Copyright © 2008 by Red Hat, Inc. 1801 Varsity Drive Raleigh NC 27606-2072 USA Phone: +1 919 754 3700 Phone: 888 733 4281 Fax: +1 919 754 3701 PO Box 13588 Research Triangle Park NC 27709 USA "Red Hat," Red Hat Linux, th
JVM Performance Tuning
Last week was JBoss World, and it was exciting to be a part of it. I gave a presentation on performance tuning our Enterprise Application Platform or EAP, and it was packed. In fact, people were sitting on the floor in pretty much all available space. What struck me about the presentation, and much of the discussion I had with individuals afterwards, is that JVM tuning is a big topic. So, I though
AMD Fusion Developer Summit 2011 Session Catalog
Products Processors Accelerators Graphics Adaptive SoCs, FPGAs, & SOMs Software, Tools, & Apps
Windows で Large Page は「使える」か？ - NyaRuRuが地球にいたころ
VirtualAlloc で実験していたネタもついでに放出． Firefox 版 jemalloc のソースを読んでいて，デフォルト chunk size が 1 MB と比較的大きかったので，「それなら Large Page 割り当てても良いんじゃなかろうか？」と調べてみました．もっとも，結論から言えば，Windows 環境の Firefox のメモリアロケータに Large Page を使うのは，全く現実的ではないということが分かっただけでしたが． Large page support Windows Server 2003 から，ユーザーモードアプリケーションでも large page が使用できるようになった．Windows Vista でもサポートされる．VirtualAlloc に MEM_LARGE_PAGES フラグを付ける．large page の最小サイズは GetLa
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Common 7B Language Models Already Possess Strong Math Capabilities
Large pages (Linus Torvalds)
Large Page Support: ESX Server 3.5 and ESX Server 3i v3.5
Performance Best Practices for VMware vSphere 4.1
Virtualized SAP Performance with VMware vSphere 4
http://www.kingston.com/redtech/articles/00005/00005.asp
レッドハット マガジン 64ビットコンピューティング: 32ビット環境での共存
http://otndnld.oracle.co.jp/products/database/oracle10g/pdf/Oracle_on_64-bit_Linux.pdf
PowerPoint Presentation
http://blogs.sun.com/ogino/entry/glassfish_perf_advisor
IBM Developer