Messages in this thread | | | Date | Tue, 11 Aug 2015 16:48:56 -0700 (PDT) | From | David Rientjes <> | Subject | Re: [PATCH v2 1/2] smaps: fill missing fields for vma(VM_HUGETLB) |
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On Tue, 11 Aug 2015, Naoya Horiguchi wrote:
> > This memory was not included in rss originally because memory in the > > hugetlb persistent pool is always resident. Unmapping the memory does not > > free memory. For this reason, hugetlb memory has always been treated as > > its own type of memory. > > Right, so it might be better not to use the word "RSS" for hugetlb, maybe > something like "HugetlbPages:" seems better to me. >
When the pagesize is also specified, as it is in smaps, I think this would be the best option. Note that we can't distinguish between variable hugetlb sizes with VmFlags alone.
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