Archive for March 2009

Welcome Lenny

Just did an aptitude dist-upgrade to get and the main IcedTea backup server from Debian Etch to Debian Lenny. Pretty smooth. Needed to adjust some apache2 NameVirtualHost settings as outlined in the release notes. And sadly, had to pin mercurial to 0.9.5, since newer versions don’t work nicely with the forest extension and serving […]

Systemtap 0.9 – Cast away

Another nice feature for Systemtap 0.9 was added by Josh Stone. Systemtap can collect data from any variable in scope at a probe point using the DWARF debug info. You can even dereference pointers, access struct members, array elements, etc. This is very powerful when collecting data during a trace and the systemtap runtime makes […]