On 8/21/07, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > On Tue, Aug 21, 2007 at 07:11:57PM -0700, Steve Lamb wrote: > > > Not that all of the libraries need to be moved into the root partition > > for it to function as a stable init platform. Outside of sys (which is > > compiled in), os, re, shutil, time and datetime I can't think of anything > > that is needed for scripts running at init time. Certainly not many of the > > extended Python libraries like a minimal web server, a whole suite for > > handling email and MIME, TK/TCL bindings and so on. A very rough check and > > I think 2.5Mb would be sufficient to serve as an init platform and natively > > cover more than 80-90% of any operation an init script would need. So that > > increase of 10-20% at 10Mb is more like 3-5%, if that. > > Neat. Anyone have a testbed to try it on? I mean, move the minimal > python stuff to /bin and /lib and remove it from /usr, verify that it > runs, then try replacing some initscripts? I'm all out of spare boxes > right now. > > Taken to the nth degree, it could totally change how the initscripts > work. Instead of separate scripts in /etc/init.d run one at a time by > run-parts, they could be individual modules (and hense optimized), run > by a new /etc/init.d/rc python script. This would start off by > importing each module then running its main function. This would > totally do away with the process overhead of the sysVinit system while > maintaining support for run levels. > > However, since unixes are in part differentiated in how they handle init > scripts, replacing sysVinit with PythonInit would be a huge deal. At a > minimum, it would require a new update-rc.d command so that packages > would be setup correctly. Update-rc.d would also have to detect if a > package included an sh startup script and setup the PythonInit to > os.system the script instead of loading it as a module. > > Doug. >
the pardus distro has already replaced sysvinit with their own python based system. http://www.pardus.org.tr/eng/ particularly relevant: http://www.pardus.org.tr/eng/projeler/comar/SpeedingUpLinuxWithPardus.html -- Noah Dain "The beatings will continue, until morale improves" - the Management -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
