> As a dangerous rule of thumb, LOC ~ code size. More code size = bigger
> kernel = less (buffercache|user memory). <flamesuit>This is a fear of Linux
> kernel developers - Linux ending up as slow as say, Solaris on low end
> machines (even if it kicks butt on 6144-way SMP).</flamesuit>
Nobody builds 6144-way SMPs, not Sun nor somebody else. The SMP paradigm
just doesn't scale that far.
> Numbers are often good in arguments like this. ie, how big is the ext2fs
> module under Linux/MIPS, compared to the xfs module under Irix? [Comparing
> with Linux/i386 should probably be avoided, because i386 code is (generally)
> more instructions/word, even if you need a few extra million transistors to
> decode it :)].
[ralf@lappi linux-sgi]$ mips-linux-size fs/ext2/ext2.o
text data bss dec hex filename
60080 496 1024 61600 f0a0 fs/ext2/ext2.o
[ralf@lappi linux-sgi]$
The archive /usr/cpu/sysgen/IP22boot/xfs.a of IRIX 6.2 has in total a
.text size of 274864. That's 32 bit code btw.
Ralf
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