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Open Source, Dtrace, and tuning

Open Source, Dtrace, and tuningComment.I knew a guy who only drove old Renaults. He did this, because he knew he could fix them. The cars had presented him many occaisions on which he was able to prove this.I, on the other hand, drive Audis, because I beleive I'll never have...

Tags: Performance management, Databases, OSS, DTrace, performance problem, performance, MySQL, open source

Discussion threads 2008-08-21

DTrace and the Linux bunker mentality

DTrace and the Linux bunker mentalityBecause it is the Linux way Paul1) Take something good and copy it badly.2) Never, ever listen to anyone offering advice regarding usability [i]"Linux ain't no Fisher Price OS"[/i] etc.3) Spend more time arguing on the mailing lists, than actually developing and bug-testing.RE: DTrace and...

Tags: OPEN SOURCE, Operating systems, UNIX, DTrace, SCO Group Inc., Linux

Discussion threads 2008-07-24

DTrace and the Linux bunker mentality

Why isn't the Linux kernel group doing what the BSD people did with respect to DTrace: seeing a better idea and grabbing it with both hands? My guess is personal antipathies expressed as a big dose of not invented here syndrome. by Paul Murphy

Tags: DTrace, Linux, UNIX, Operating Systems, Open Source, Software, Paul Murphy

Blog posts 2008-07-24

Black Hat, Day 2: DTrace, (un)Smashing the Stack, Cisco IOS Forensics

Black Hat, Day 2: DTrace, unSmashing the Stack, Cisco IOS ForensicsMAC / Vista / LINUX hackingI thought there was going to be some stuff up like last year with the hack attempt on the Mac?That's coming up in CanSecWESTnt

Tags: Hacking, Cisco IOS Forensics, Day 2, DTrace, Black Hat, Cisco IOS, Cisco Systems Inc.

Discussion threads 2008-02-23

Black Hat, Day 2: DTrace, (un)Smashing the Stack, Cisco IOS Forensics

Day 2 is done and Black Hat is wrapped up. The second day of talks was power-packed with some really great presentations. Despite a wicked night of celebration after my successful talk, I still managed to turn up on time for the "DTRACE: The Reverse Engineer's...

Tags: Black Hat, Cisco IOS, Researcher, Speaker, Cisco Systems Inc., DTrace, Day 2, FX, Nate McFeters

Blog posts 2008-02-21

Is DTrace Sun's killer application?

Wednesday evening Im at Le Colonial in San Franciscos Tenderloin District having a spirited discussion with one of Suns young Turks, a bright software engineer called Bryan Cantrill. Were talking about a technology he and his team have developed called DTrace. Quite simply it is a way to spot performance...

Tags: Sun Microsystems Inc., DTrace, DTrace Sun, Enterprise IT, Sun

Blog posts 2006-12-07

The importance of Solaris 10

Almost two years ago, in November of 2004, I did a piece for Linuxinsider with this same title: the importance of Solaris 10. Last week Sun formally issued the latest point release, now including ZFS and PostgresSQL. So how do my opinions then, stand up now? Heres...

Tags: Sun Solaris, Sun Solaris 10, DTrace

Blog posts 2006-10-06

Additional Resources

Commercial development strategies

Commercial development strategiesMy own two centsYour presentation, while quite interessting, miss, I think two points.first solaris, as I already stated on your previous post, is not anymore generic than any other operating system, be it windows, linux or AmigaOS. It is one specific operating system among other. I can...

Tags: Operating systems, UNIX, operating system, GUI Front-end

Discussion threads 2008-09-08

News to know: Apple sued; IDF; Adobe hijack; Microsoft-Novell

Here are today's notable headlines. You can get News To Know via email alert and RSS daily: Sam Diaz: Apple faces suit over iPhone. Is it still worth the switch? Techmeme IDF wrap: Christopher Dawson: New touch screen Classmates unveiled today...

Tags: Adobe Systems Inc., Novell Inc., Palm Inc., Apple Inc., Microsoft Corp., Intel Corp., Software As A Service (SaaS), Business Structures, Cellular Phones, Handhelds, Emerging Technologies, Finance, Consumer Electronics, Personal Technology, Hardware, Larry Dignan

Blog posts 2008-08-21

Open Source, Dtrace, and tuning

The bottom line lesson from a report on finding and fixing a performance problem in MySQL has nothing to do with locks or DTrace and everything to do with open source and how access to code and tools is making the extraordinary seem ordinary. by Paul Murphy

Tags: Performance, MySQL, Memory, Lock, Performance Management, Open Source, Databases, Human Resources, Workforce Management, Enterprise Software, Software, Data Management, Paul Murphy

Blog posts 2008-08-21

News to know: DNS flaw; Amazon; Microsoft shakeup; Facebook

Notable headlines: Ryan Naraine: Researchers borrow from Google PageRank for network defense service Attack code published for DNS flaw Nate McFeters: |)ruid and HD Moore release part 2 of DNS exploit 'Spam King' escapes from federal prison iPhone vulnerable to phishing,...

Tags: Apple iPhone, Facebook, DNS, Amazon.com Inc., Microsoft Corp., Microsoft Xbox, Flaw, Game Players, Domain Names, Networking, Security, Consumer Electronics, Personal Technology, Internet, Larry Dignan

Blog posts 2008-07-24

Tiller Beauchamp on the Recon 2008 conference

Guest Editorial by Tiller Beauchamp Earlier this month I had the opportunity to present RE:Trace at the Recon conference, a reverse engineering conference held every other year in Montreal, Canada.  The conference consisted of three days of training and three days of talks in a single track.  Topics...

Tags: Reverse Engineering, Kernel, Conference, Novell NetWare, LDAP, Operating Systems, Servers, Directory Services, Enterprise Software, Software, Hardware, Nathan McFeters

Blog posts 2008-07-02

Ruby on Rails: scaling to 1 billion page views per month

While a lot of attention has been focused on Twitter with questions about whether Ruby on Rails scales, LinkedIn has been quietly running a RoR application on Facebook that is beating down around 1 billion page view per month. Bumpersticker, a relatively trivial Facebook application that allows you to create...

Tags: LinkedIn, Ruby, Joyent, Ruby On Rails, Software/Web Development, Web Development, Dennis Howlett

Blog posts 2008-06-23

Apple's Grand Central threat to Microsoft

Apple's quiet preview of OS X.6 - Snow Leopard - promises ". . . unrivaled support for multi-core processors . . . " through a "new set of technologies" named Grand Central. What makes Grand Central so powerful - and how can Microsoft respond? Fresh from Google's...

Tags: Performance, Apple Inc., Microsoft Corp., Multi-core, Processors, Semiconductors, Hardware, Components, Robin Harris

Blog posts 2008-06-16

What's wrong at OpenSolaris

The OpenSolaris community just released the first complete "Project Indiana" edition of the OS - and in that process demonstrated why community enthusiasm for the product seems to have weakened recently. It's a great product -everything from ZFS to a new package management system...

Tags: OpenSolaris, Intel X86, Developer Argument, Sun Solaris, Linux, UNIX, Operating Systems, Servers, Software, Hardware, Paul Murphy

Blog posts 2008-05-15

Commercial OpenSolaris ships

After a three-year incubation period, Sun's long promised OpenSolaris, the third open source variant of Unix, was officially delivered Monday. "It's the first Opensolaris operating system that's fully supported," said Jim McHugh, vice president of Solaris marketing for Sun. OpenSolaris will compete in a...

Tags: OpenSolaris, Sun Microsystems Inc., Sun Solaris, Linux, Open Source, Operating Systems, Software, Paula Rooney

Blog posts 2008-05-04

Will OpenSolaris bring a chill to Sun-Ubuntu romance?

You scratch my back, and I'll scratch yours. That seems to be the mantra of Ubuntu and Sun, both open source underdogs whose relationship and mutual platform support has been growing for three years.  On the eve of the release of OpenSolaris, both companies are banging the drum that the...

Tags: Ubuntu, OpenSolaris, Sun Microsystems Inc., Linux, Open Source, Servers, Operating Systems, Software, Hardware, Paula Rooney

Blog posts 2008-05-02

Black Hat Europe, Day 4 (Finally): Early wake-up calls always lead to long days

For those of you who had been reading my Day 1, Day 2/Day 3, and Day 2 revisited stories about Black Hat Europe here on ZDNet, I'm sure you were wondering what happened to Day 4, the second day of conferences.  Well, after a long delay, here it is!  Basically, I got caught up...

Tags: Black Hat, Phishing, Cyberthreats, Spam, Viruses And Worms, Security, Spam And Phishing, Nathan McFeters

Blog posts 2008-04-07

News to know: Microsoft interoperability; Bypassing FileVault; Woz; Black Hat; More benchmarks

Notable headlines: Mary Jo Foley: Microsoft pledges interoperability--again Reading the fine print on Microsoft's new open-source promises Larry Dignan: Microsoft's real game: Open interoperability protects its stack Dana Gardner: Microsoft on open APIs: New tune or blowing more smoke? Dana Blankenhorn:...

Tags: Black Hat, Interoperability, Disk, Dana Blankenhorn, Apple MacBook, Microsoft Corp., Notebooks, Hardware, Notebooks & Tablets, Larry Dignan

Blog posts 2008-02-22

"First among equals" undermines community, says Linus

"First among equals" undermines community, says LinusSugarCRM and Proprietary Open SourceLinus has put it beautifully, as ever. Not a point of view that Mr. Stallman would approve of no doubt, but I suspect Linus is OK with that, as am I. Another good example of an Open Source project with...

Tags: Sun Solaris, UNIX, Operating systems, Linus T., Sun Microsystems Inc., open source, Linus, Joe Average

Discussion threads 2008-02-06