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Eric W. Biederman wrote: > Nick Piggin <nickpiggin@yahoo.com.au> writes: >>It can be done trivially without performing any IO or swap, yes. > > > Please give me a rough sketch of how to do so. Reading sparse files is just one I had in mind. But I'm not very creative compared to university students doing their assignments. > Or is this about DOS'ing the system by getting the kernel to allocate > a large number of data structures (struct file, struct inode, or the like)? That works too. And I don't believe hand-accounting and limiting all these things individually as a means to limit RAM usage is sane, when you have a much more comprehensive and relatively unintrusive page level scheme. -- SUSE Labs, Novell Inc. Send instant messages to your online friends http://au.messenger.yahoo.com - 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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