Messages in this thread | | | Subject | Re: [PATCH] MM fix & improvement | From | Zlatko Calusic <> | Date | 09 Jan 1999 08:43:09 +0100 |
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Zlatko Calusic <Zlatko.Calusic@CARNet.hr> writes:
> 1) Til' now, writing to swap files & partitions was clustered > in 128kb chunks which is too small, especially now when we have swapin > readahead (default 64kb). Fragmentation of swap file with such a value > is big, so swapin readahead hit rate is probably small. Thus first > improvement is in increasing on-disk cluster size to much bigger > value. I chose 512, and it works very well, indeed (see below). All > this is completely safe. >
Oops, in fact 256 is in patch. I used 512 in my preliminary tests. But, either value will work well. -- Zlatko
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