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Open source and software protectionism?

Are emerging countries displaying a form of protectionism by supporting local use of open source? Or is this a small price to pay for a more vibrant software market of the future? READ MORE

Sort of Out of Sorts

I promised Giuseppe that I'd post Part II of "Some Perspective on Recent Events" today, but I got hit w/ some kind of bug.

Last month, authorities at Schiphol duly confiscated my Black Baslam, aka "The Latvian Hammer", so I've had to resort to bland, marginally effective over-the-counter remedies.

Let's see how tomorrow goes.

Reminder: MySQL User Conference CfP ends in two weeks!

Reminders work. At least on me. I try to Get Things Done (TM) efficiently, but slips do happen. And when they do, reminding me has a good chance to influence my priorities. I hope I’m not alone in this fallibility.

And therefore I want to remind you that you’ve still got two weeks to reply to our Call for Participation in the MySQL Conference and Expo in Santa Clara, California on 20-23 April 2009.

A few items to remember:

  • We have plenty already, but we’re looking for more proposals. It does make our selection process harder (that’s when the Program Committee sits down and asks itself “what’s right for the conference and its participants”), but that’s a task that we are happy to work on.
  • The theme of the conference is “Innovation …
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Cool Stack Roadmap

We released Cool Stack 1.3.1 recently. This was the last release that was built to work on releases as old as Solaris 10 01/06 (Update 1). Going forward, future versions of the stack will only be supported on newer Solaris 10 updates. So I'd like to urge everyone who is running older releases to please schedule their systems for upgrade. We highly recommend that you upgrade to at least Solaris 10 01/08 (Update 5) as it has many performance, security and other fixes.

For some time now, we've had two different stacks for Solaris 10 and OpenSolaris - Cool Stack for Solaris 10 and Web Stack for OpenSolaris. We cannot continue to sustain this model  where we have two different source bases with slightly different …

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Cool Stack Roadmap

We released Cool Stack 1.3.1 recently. This was the last release that was built to work on releases as old as Solaris 10 01/06 (Update 1). Going forward, future versions of the stack will only be supported on newer Solaris 10 updates. So I'd like to urge everyone who is running older releases to please schedule their systems for upgrade. We highly recommend that you upgrade to at least Solaris 10 01/08 (Update 5) as it has many performance, security and other fixes.

For some time now, we've had two different stacks for Solaris 10 and OpenSolaris - Cool Stack for Solaris 10 and Web Stack for OpenSolaris. We cannot continue to sustain this model  where we have two different source bases with slightly different …

[Read more]
MySQL on i5/OS

i5/OS doesn’t immediately strike you as the most natural environment for running MySQL, but in fact, there some advantages and benefits of making use of the hardware and i5/OS environment. The System i environment used with i5/OS is scalable, and the i5/OS itself provides lots of benefits over the control and separate of work.

Obviously another key advantage is that if you are already using i5/OS for your application, then being able to plug in MySQL into that equation on the same machine makes a big difference. For those companies and organizations that already have a business application on their server, you can use MySQL in combination with ODBC or more direct interfaces such as PHP to provide a web interface to your business application all in the same box.

MySQL works through PASE (Portable Application Solutions Environment) which allows AIX applications to run directly on i5/OS through a direct application binary interface. …

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getarg calls srand() ???

storage/ndb/test/src/getarg.c

Guess what? It calls srand(time(NULL)) in getarg(). Why you ask? well.. what you want to be able to when specifying a flag is have it be true, false or it could “maybe” be set.

That’s right kids… maybe.

I’m sure it’s used somewhere in our test suite to get coverage on different things.. but umm.. yeah, interesting discovery for today.

Master.info, Re-factoring Code

I was just able to do this for the first time:

[root@piggy var]# /tmp/drizzle/drizzled/serialize/master_list_reader ./master.info
HOSTNAME piggy.tangent.org
USERNAME
PASSWORD
PORT 4427
CONNECT RETRY 60
LOG NAME
LOG POSITION 16777216

So what is the big deal?

In the reworking of replication I ran across this bird's nest of a code that exists for the master.info file. Pretty much all of the code dates back to around 2000 (despite the recent work in row based replication, most of the code in replication has been the same for the last eight years).

One of the things no one has ever tackled was getting rid of the master.info file. Even at this point in Drizzle we still have it, though we have moved it to being a protocol buffer file and now can list multiple masters in the file (so yes, that means we will most likely have multi-master support …

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sshfs: How do you install sshfs and fuse? [CentOS/Linux/Redhat]

One may wonder what is sshfs and why would you want it?  Well simply put, sshfs allows you to mount another server’s filesystem into a folder on your local system which in the background is doing ssh commands and transfers.  As a mounted folder, you are able to move about and copy files back and forth as everything was on local server.  As you can see this makes it very easy for you to work with files on multiple servers.

Note:  you only have to do the following installations on the server where you are doing the mounts on.

Let us download and install the filesystem framework which is a requirement for sshfs called fuse.

wget http://voxel.dl.sourceforge.net/sourceforge/fuse/fuse-2.7.4.tar.gz
tar zxpfv fuse-*.gz
cd fuse*
./configure

If you get the following error, you will either have to point to the location of the kernel source or …

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Presentation results

My presentation, entitled “MySQL for non-DBAs” went well…considering the very broad topic and that the laptop I was going to present from decided to have a hissy fit. It was my work-sanctioned XP Pro laptop and the registry decided to corrupt itself, causing it to reboot over and over and over and…. Oh joy! Luckily, the group organizer allowed me to borrow his Mac and since I had the presentation on a USB drive (OpenOffice.org format, of course) we were rockin’ and rollin’ in no time.

I took the “MySQL 5.0 for DBAs” course last year. That was a 5-day course that used over 220+ slides. I compressed over three quarters of that content down to about 40 slides for a 2-hour talk with some live demo work thrown in for good measure. It was a tough presentation to put together given such a large amount of information. I tried to highlight the design, the engines, the commands, etc.. I relied on audience questions to act as tangents …

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