Reprints from my posting to SAN-Tech Mailing List and ...


[san-tech][02984] File Systems:DTrace本サンプル公開

Date: Sun, 27 Feb 2011 23:24:43 +0900
かつて Sun Microsystems Fishworksチームに所属していた Brendan Gregg氏
と、Solaris Internals等を記した Jim Mauro氏との共著で

 Dynamic Tracing in Oracle Solaris, Mac OS X and FreeBSD"
 Prentice Hall

が 2011/04/04に発売予定されてますが、File Systemの章がサンプル公開され

"DTrace book sample chapter: File Systems"
 February 23, 2011, Brendan's blog

DTrace Book: Table of Contents (16 pages)
DTrace Book: Chapter 5 File Systems (108 pages)

ペーパバック版全 1152 Pageで、Fail Systemは約 1/10、Disk I/Oは別の章で
140Pageあります。一番多いのは Network Lower Level Protocols (158 Page)。

"DTrace book coming soon"
 September 23, 2010, Brendan's blog

Brendan's blog

YouTubeでの Brendan Gregg氏と Jim Mauro氏による紹介:
"What's in the DTrace Book?"
 2010/10/24, Oracle Solaris Videos
"Introduction to the DTrace Book"
 2010/10/25, Oracle Solaris Videos

Mac OS Xや FreeBSDで、普通に DTraceは使えるのですか?

"DTrace: Dynamic Tracing in Oracle Solaris, Mac OS X and FreeBSD
 (Oracle Solaris Series) [ペーパーバック]"
価格:¥ 4,807 (1152ページ)
発売日:2011/4/4での ZFS関連書籍
"Solaris 10 ZFS Essentials (Oracle Solaris System Administration Series)
価格:¥ 3,496 (144ページ)

"ZFS 仮想化されたファイルシステムの徹底活用 [大型本]"仮想化されたファイルシステムの徹底活用-長原-宏治/dp/4048676547/
価格:¥ 2,940 (240ページ)


"Frequently Asked Questions About Flash Memory (SSDs) and ZFS"

*) What Are SSDs?
*) Are Flash Memory and SSDs the Same Thing?
*) Are SSDs "Better" Than Traditional Hard Disks?
*) Are All Flash Memory SSDs Equal or are there Different Variants?
*) How Can ZFS Benefit From SSDs?
*) How Do I Know if an SSD Will Really Help My Write Performance?
*) How Do I Know if an SSD Will Really Help My Read Performance?
*) Are different types of SSDs better suited as read or write accelerators?
*) Should I mirror flash memory drives?
*) Can I use the same SSD both as a ZIL and as an L2ARC?
*) How much space do I need for a ZIL?
*) How much space do I need for an L2ARC?
*) How do I configure ZFS to use SSDs?
*) That is too complicated, is there an easier way?
*) Can I benefit from Flash Memory/SSDs even if I don't use ZFS?
*) More Questions and Answers

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