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[ale] 2.0 to 2.2 kernel change summary?
- Subject: [ale] 2.0 to 2.2 kernel change summary?
- From: byron at cc.gatech.edu (Byron A Jeff)
- Date: Sat, 2 Jan 1999 18:07:40 -0500 (EST)
> At 05:52 PM 01/01/1999 -0500, Jeremy T. Bouse wrote:
> > The Documentation/Changes has information on what utils have to be
> >upgraded... that might be a good place to look... and it comes with the
> >kernel source...
> I've look through that Document, and while it details the different utils
> that need to be updated, it really doesn't give me the key info that I want.
> A few of the questions I need answered:
> 1) In 2.2 -- Will memory larger than 64 MB be auto detected, or will I
> still have to specify that in LILO ?
Autodetected. In fact 2.0.36 autodetects now.
> 2) In 2.2 -- Will there be support for more than 255 active processes? (I
> heard that the magic # was going to be 1024, but I'm not sure..)
> 3) In 2.2 -- Will SMB (Multi-processor) support be better than that which
> exists in 2.0.x? (I know support exists in 2.0.x, but the documentation on
> it is rather sketchy at best.)
Yes it'll be better. 2.0.X support basically spinlocked the kernel across
all the CPUs so that whenever one CPU entered the kernel, the others could
not. 2.2 has much finer grained entry control giving much better performance