Release Notes: This version includes a port to AMD's x86-64 architecture, and fixes support for LFS64 calls. There is a new switch (-z) for printing only non-failing syscalls. The s390/s390x port was merged. An unbounded number of processes can be traced, and numerous new system calls in Linux 2.5 and new threads semantics can be handed. Bugs with attach/detach leaving things stopped, a problem with the traced process seeing ECHILD despite live and traced children in waitpid calls with WNOHANG were fixed.
Release Notes: Linux/ia64 support was fixed. The ioctl setup for Linux was fixed. The ioctl extractor was improved.