Messages in this thread | | | Date | Tue, 30 Jan 2007 11:20:24 +0000 | From | Christoph Hellwig <> | Subject | Re: swap map |
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On Tue, Jan 30, 2007 at 03:12:35AM -0800, Howard Chu wrote: > In the it-would-be-nice department... While I was twiddling with swappiness > and benchmarking some code, I thought it would be pretty cool if there was > a node in /proc/<pid> that would show which pages of a process are resident > or nonresident. I'm not sure that it would be useful very often, but I was > thinking one could get a snapshot of that, correlated with traces from a > malloc profiler, to show what portions of a program's memory usage was in > active use vs idle.
That's be a remote mincore(). This should be more or less trivial, do_mincore would need a mm_struct argument instead of always using current->mm and we'd need a simple seq_file interface iterating over it.
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