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Grzegorz Kulewski <kangur@polcom.net> wrote: > > I am using big swap here (as a backing for potentially huge tmpfs). And I > wonder why swapon on such big (like 12GB) swap takes about 7 minutes > (continuous disk IO). It's a bit quicker here: vmm:/usr/src/25# mkswap /dev/hda6 Setting up swapspace version 1, size = 54031826 kB vmm:/usr/src/25# time swapon /dev/hda6 swapon /dev/hda6 0.00s user 0.04s system 74% cpu 0.054 total > Is this expected? Nope. > Why it is like that? Are you using a swapfile or a swap partition? If it's a swapfile then perhaps the filesystem is being inefficient in its bmap() function. Which filesystem is it? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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