Messages in this thread | | | Subject | Re: [RFC] memory defragmentation to satisfy high order allocations | From | Trond Myklebust <> | Date | Sun, 03 Oct 2004 21:21:27 +0200 |
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På su , 03/10/2004 klokka 20:35, skreiv Hirokazu Takahashi:
> Pages for NFS also might be pinned with network problems. > One of the ideas is to restrict NFS to allocate pages from > specific memory region, sot that all memory except the region > can be hot-removed. And it's possible to implementing whole > migrate_page method, which may handled stuck pages.
Why do you want to special-case this?
The above is a generic condition: any filesystem can suffer from the equivalent problem of a failure or slow response in the underlying device. Making an NFS-specific hack is just counter-productive to solving the generic problem.
Cheers, Trond
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