hi, we have tried to maintain https://wiki.ubuntu.com/Lubuntu#System_Requirements ... If it needs updating, then please do get it tested :)
Regards, Phill. On 7 March 2014 21:30, Nio Wiklund <nio.wikl...@gmail.com> wrote: > 2014-03-07 01:53, Nio Wiklund skrev: > > Hi, > > > > We want to try a new kernel for Trusty Tahr, that is developed by > > PhillW. Many people help to build an Ubuntu based operating system > > around it, a system that should work on most computers (maybe except > > some of those brand new ones that cannot switch off UEFI). > > > > We have a wide variety of computers, but have not found any really old > > one without PAE capability. I'm not talking about Pentium M and Celeron > > M, I'm talking about CPUs before Pentium II: > > > > Pentium Pro, Pentium (i586), or Intel 486 or maybe the corresponding > > generation of AMD from 1993-1997. > > > > I have an old computer from 1998, and it has a Pentium II CPU at 400 > > MHz, so it must be older. Check for a clock frequency at or below 200 > MHz. > > > > If you are a happy owner of such a jewel, please help us test that the > > non-pae kernel really works in a computer without PAE capability :-) > > > > Best regards > > Nio > > > > Hi again, > > After some [private] replies offering tests on old enough hardware, I > can report the following results: > > You can try the installer (to find out if it boots and runs in text mode > with really low RAM). An older computer might need less RAM for drivers > than my IBM Thinkpad T42 with Pentium M CPU. > > *The Debian installer, live in an iso file* > > It starts in text mode and uses 18 MB RAM when idle (and 22 MB in a > newer computer with AMD Athlon dual core 4400+), but I have problems > below 64 MB, set with the boot option (text is default) > > mem=48M > > in an old IBM Thinkpad T42 with Pentium M CPU. > > it cannot unpack initramfs > > *Ubuntu Trusty installed system with Phill's non-pae kernel* > > The Ubuntu Trusty kernel needs more RAM, now after some > testing I would say at least 64 MB, but I have problems below 80 MB, set > with the boot options > > text mem=64M > > in the same old IBM Thinkpad T42 with Pentium M CPU. > > When idling > > free -m # shows 38 MB RAM used > htop # shows 39 MB RAM used > > but it seems more RAM is needed at some stage of the boot process. > > -o- > > The really old computers available so far have too low RAM, except one, > with a Pentium Pro at 200 Mhz. It has 128 Megabytes of memory. The > computer was purchased on 1996.08.31. But it has a PAE flag and should > be PAE capable. > > I'm starting to think, that most computers if not all, that are old > enough to lack PAE capability have too low RAM anyway for our new Ubuntu > flavour non-pae kernel. > > The outstanding exceptions are Celeron M and Pentium M, that lack the > PAE flag, but in most cases have PAE capability. > > Best regards > Nio > -- https://wiki.ubuntu.com/phillw
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