Re: [RFC] Parallelize IO for e2fsck

david
2008-01-29T07:18:25Z

On Mon, 28 Jan 2008, Theodore Tso wrote:

> On Mon, Jan 28, 2008 at 07:30:05PM +0000, Pavel Machek wrote:
>>
>> As user pages are always in highmem, this should be easy to decide:
>> only send SIGDANGER when highmem is full. (Yes, there are
>> inodes/dentries/file descriptors in lowmem, but I doubt apps will
>> respond to SIGDANGER by closing files).
>
> Good point; for a system with at least (say) 2GB of memory, that
> definitely makes sense. For a system with less than 768 megs of
> memory (how quaint, but it wasn't that long ago this was a lot of
> memory :-), there wouldn't *be* any memory in highmem at all....

not to mention machines with 1G of ram (900M lowmem, 128M highmem)

David Lang