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SubjectRe: Interactivity improvements


Richard Curnow wrote:
> * Patrick McLean <pmclean@cs.ubishops.ca> [2003-08-07]:
>
>>Another point is compilers, they tend to do a lot of disk I/O then
>>become major CPU hogs, could we have some sort or heuristic that reduces
>>the bonuses for sleeping on block I/O rather than other kinds of I/O
>>(say pipes and network I/O in the case of X).
>
>
> What about compilers chewing on source files coming in over NFS rather
> than resident on local block devices? The network waits need to be
> broken out into NFS versus other, or UDP versus TCP or something. e.g.
> waits due to the user not having typed anything yet, or moved the mouse,
> are going to be on TCP connections.
>
Maybe if we had it reduce sleeping bonuses if it's waiting on filesystem
access, this would cover NFS as the kernel does consider it a
filesystem, this would cover SMB, AFS, etc as well.

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