Quoting "M. Warner Losh" <imp_at_bsdimp.com>: > In message: <20060311213529.epb13ogpggk00ws0_at_mail.bafirst.com> > eculp_at_bafirst.com writes: > : I've lost track a bit of the differences between current and > : 6.1-prerelease. I don't remember anything major that would cause > : problems. Does anyone know of a potential gotcha or have suggestions > : the smooth the pathe or has done this since the freeze? > : > : The machine that I am going to downgrade is my wife's and I don't > : really want to recompile roughly 540 ports that are installed but . . . > : , if need be . . . . ;) Problems with the linuxpluginwrapper port in > : current started this. She likes to have her flash and pdf in the > : browser even though all the other plugins that she uses work. I think > : she will probably prefer the stability of RELENG_6 in the long run. > > There are two areas where there will be problems. First is shared > libraries. Many of them have, iirc, been bumped in -current. Be > careful here. > > Second, there may be kernel issues where while doing the downgrade you > could hose yourself. Esp in the area of mounting /. > > My suggestion is do the following for the downgrade (this order is > different than a normal upgrade, and really isn't supported, so #2 > below is extra important): > > (1) Buildworld of RELENG_6 > (2) full dump, or cope w/o. > (3) installworld of RELENG_6 Yes, before install kernel > (4) install kernel > (5) reboot > (6) find all the shared libraries whose version has gone > backwards using ls -l and comparing times. Delete new > versions. They may interfere with new port building > (7) Rebuild all ports from scratch. Maybe consider installing > them from packages, or at least the portupgrade series. > make sure you force a recompile of all ports via portupgrade. > > If, at any point after #2 you are hozed, fall back to #2 and try > again. Alternatively, do a fresh install after #2 and grab your data > files from step #2. Build everything you need. > > : thanks for your warnings, observations and suggestions, > > I've done this half way between 6.0-RELEASE and today with a -current > that was a little too green for the hardware it was on. I was anal > beyond belief to make sure that nothing from the date of the last > -current install was left on the system after I was done. The above > is from memory, and your milage may vary. Warner, thanks for confirming my concerns. I'm going to give it a try and if it doesn't work, I'll just do a clean install and rebuild the ports. That almost sounds like the best idea, more than anything else, for housecleaning but less fun ;). > > : PS. BTW, there isn't a RELENG_6 ports tag, is there? It is still > : current, isn't it? > > /usr/ports isn't branched, but works on all /usr/src branches in > question here (current and RELENG_6). Thanks, for everything, ed > > Warner >Received on Mon Mar 13 2006 - 20:57:45 UTC
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