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commit 4d653a59ffeae0f46f76a40230e2cfa9587b7e7e
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Author: Siddhesh Poyarekar <siddhesh@redhat.com>
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Date: Fri May 30 22:43:52 2014 +0530
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Add mmap usage in malloc_info output
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The current malloc_info xml output only has information about
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allocations on the heap. Display information about number of mappings
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and total mmapped size to this to complete the picture.
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diff -pruN glibc-2.17-c758a686/malloc/malloc.c glibc-2.17-c758a686/malloc/malloc.c
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--- glibc-2.17-c758a686/malloc/malloc.c 2014-06-02 07:35:22.573256155 +0530
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+++ glibc-2.17-c758a686/malloc/malloc.c 2014-06-02 07:34:58.856257177 +0530
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@@ -6553,12 +6553,14 @@ malloc_info (int options, FILE *fp)
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fprintf (fp,
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"<total type=\"fast\" count=\"%zu\" size=\"%zu\"/>\n"
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"<total type=\"rest\" count=\"%zu\" size=\"%zu\"/>\n"
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+ "<total type=\"mmap\" count=\"%d\" size=\"%zu\"/>\n"
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"<system type=\"current\" size=\"%zu\"/>\n"
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"<system type=\"max\" size=\"%zu\"/>\n"
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"<aspace type=\"total\" size=\"%zu\"/>\n"
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"<aspace type=\"mprotect\" size=\"%zu\"/>\n"
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"</malloc>\n",
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total_nfastblocks, total_fastavail, total_nblocks, total_avail,
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+ mp_.n_mmaps, mp_.mmapped_mem,
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total_system, total_max_system,
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total_aspace, total_aspace_mprotect);
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