Category Archives: misc

When bad things happen!

When bad things happen, like… ‘strace -f’ or ‘gdb’ or any other process inspection tool decides to hang your precious processes (they show up in state T in process lists), there’s always help: #include <sys/ptrace.h> #include <signal.h> main(int ac, char … Continue reading

Posted in misc | Tagged | 3 Comments

update

In past few months I had lots of changes going on – left the Sun/MySQL job, my term on Wikimedia Board of Trustees ended, I joined Facebook and now I got appointed to Wikimedia Advisory Board. This also probably means … Continue reading

Posted in misc, wikitech | 3 Comments

Knight’s Cross!

We had very special State Award Ceremony today. Special, as it happens at the year we celebrate “thousand years of Lithuania”, special as it is the last one given by our very special President Valdas Adamkus. Though for me, it … Continue reading

Posted in misc, wikipedia | Tagged | 4 Comments

I’m a creative commoner

Lately Creative Commons is becoming very dominant topic in my life. First of all, I see all the people in free culture world holding their breath and waiting for Wikipedia switch to CC license. I’m waiting for that too – … Continue reading

Posted in misc, wikipedia, wikitech | Tagged , , , | 8 Comments

Many needles in a haystack

This is probably quite useless experiment I’ve been doing, but it all started when someone in #mysql@freenode gave a very simple task: Table A has two million rows Table B has two thousand rows Find all rows in A, which … Continue reading

Posted in misc | 1 Comment

Memcached for small objects

Memcached quite often ends up as a store for very small objects (small key and some integer value), though it isn’t really designed to do this kind of work by default. Current memory management is based on slabs (200 of … Continue reading

Posted in misc | Tagged , , | 6 Comments

tax

I love my country. Yesterday a law came in, in two weeks I’ll start paying triple income taxes (for all expenses too). I’m just knocked out today.

Posted in misc | 15 Comments

Computer art

One immediately realizes Apple computers are very artsy, and why they’re loved by designers and such. Instead of showing BSODs, they start making abstract art. Thats how it shows me my mail:

Posted in misc | Tagged | 6 Comments

Talks

I’ve opened a talks page, which is supposed to list slides from my talks at various conferences (well, mysqlconf mostly :) – I had to miss few conferences simply because of time clashes already, so having these public may help … Continue reading

Posted in misc, mysql | Tagged , | Comments Off

RAID

DBA rule #34: Never forget upgrading RAID firmware. It may be more worthy than upgrading anything else. P.S. Can anyone make an island out of Portugal?

Posted in misc, mysql | Tagged , | 5 Comments