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From
SubjectRe: [PATCH 0/3] make mapped executable pages the first class citizen
Date
Wu Fengguang <fengguang.wu@intel.com> wrote:

> David, could you try running this when it occurred again?
>
> make Documentation/vm/page-types
> Documentation/vm/page-types --raw # run as root

Okay. I managed to catch it between the first and second OOMs, and ran the
command you asked for.

David
---
flags page-count MB symbolic-flags long-symbolic-flags
0x0000000000000000 142261 555 ________________________________
0x0000000100000000 5588 21 ____________________r___________ reserved
0x0000004000000000 17 0 __________________________h_____ arch
0x0000000800000004 4 0 __R____________________P________ referenced,private
0x0000000800000024 2073 8 __R__l_________________P________ referenced,lru,private
0x0000000400000028 69911 273 ___U_l________________d_________ uptodate,lru,mappedtodisk
0x0001000400000028 16 0 ___U_l________________d_____I___ uptodate,lru,mappedtodisk,readahead
0x0000000800000028 25 0 ___U_l_________________P________ uptodate,lru,private
0x0000000000000028 11 0 ___U_l__________________________ uptodate,lru
0x000000040000002c 3045 11 __RU_l________________d_________ referenced,uptodate,lru,mappedtodisk
0x000000080000002c 4 0 __RU_l_________________P________ referenced,uptodate,lru,private
0x0000000800000034 9 0 __R_Dl_________________P________ referenced,dirty,lru,private
0x0000000800000038 1 0 ___UDl_________________P________ uptodate,dirty,lru,private
0x0000000000004038 13 0 ___UDl________b_________________ uptodate,dirty,lru,swapbacked
0x000000080000003c 1 0 __RUDl_________________P________ referenced,uptodate,dirty,lru,private
0x0000000800000060 183 0 _____lA________________P________ lru,active,private
0x0000000800000064 982 3 __R__lA________________P________ referenced,lru,active,private
0x0000000400000068 473 1 ___U_lA_______________d_________ uptodate,lru,active,mappedtodisk
0x0000000c00000068 1 0 ___U_lA_______________dP________ uptodate,lru,active,mappedtodisk,private
0x000000040000006c 392 1 __RU_lA_______________d_________ referenced,uptodate,lru,active,mappedtodisk
0x0000000c0000006c 1 0 __RU_lA_______________dP________ referenced,uptodate,lru,active,mappedtodisk,private
0x0000000800000070 1 0 ____DlA________________P________ dirty,lru,active,private
0x0000000800000074 20 0 __R_DlA________________P________ referenced,dirty,lru,active,private
0x0000000c00000078 2 0 ___UDlA_______________dP________ uptodate,dirty,lru,active,mappedtodisk,private
0x0000000000004078 1 0 ___UDlA_______b_________________ uptodate,dirty,lru,active,swapbacked
0x000000080000007c 1 0 __RUDlA________________P________ referenced,uptodate,dirty,lru,active,private
0x0000000000000080 18684 72 _______S________________________ slab
0x0000000000000400 6797 26 __________B_____________________ buddy
0x0000000000000804 1 0 __R________M____________________ referenced,mmap
0x0000000400000828 195 0 ___U_l_____M__________d_________ uptodate,lru,mmap,mappedtodisk
0x000000040000082c 35 0 __RU_l_____M__________d_________ referenced,uptodate,lru,mmap,mappedtodisk
0x0000000000004838 2 0 ___UDl_____M__b_________________ uptodate,dirty,lru,mmap,swapbacked
0x0000000400000868 11 0 ___U_lA____M__________d_________ uptodate,lru,active,mmap,mappedtodisk
0x000000040000086c 274 1 __RU_lA____M__________d_________ referenced,uptodate,lru,active,mmap,mappedtodisk
0x0000000800000878 1 0 ___UDlA____M___________P________ uptodate,dirty,lru,active,mmap,private
0x000000080000087c 2 0 __RUDlA____M___________P________ referenced,uptodate,dirty,lru,active,mmap,private
0x0000000000005008 8 0 ___U________a_b_________________ uptodate,anonymous,swapbacked
0x0000000000005808 6 0 ___U_______Ma_b_________________ uptodate,mmap,anonymous,swapbacked
0x0000000000005828 4325 16 ___U_l_____Ma_b_________________ uptodate,lru,mmap,anonymous,swapbacked
0x0000000000005868 366 1 ___U_lA____Ma_b_________________ uptodate,lru,active,mmap,anonymous,swapbacked
0x000000000000586c 1 0 __RU_lA____Ma_b_________________ referenced,uptodate,lru,active,mmap,anonymous,swapbacked
total 255744 999

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