diff for duplicates of <20101020013553.GA7428@localhost> diff --git a/a/1.txt b/N1/1.txt index a8cea6e..c9e53c2 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -48,8 +48,8 @@ On Tue, Oct 19, 2010 at 01:26:40PM +0800, KAMEZAWA Hiroyuki wrote: > > > BTW, there seems to be some strange things. > > > (CC'ed to linux-mm) > > > Brief Summary: -> > > an oom-killer happens on swapless environment with 2.6.36-rc8. -> > > It has 2G memory. +> > > A an oom-killer happens on swapless environment with 2.6.36-rc8. +> > > A It has 2G memory. > > > a reporter says > > > == > > >> i want to test the oom-killer. My desktop (Dell optiplex 780, i686 @@ -66,49 +66,49 @@ On Tue, Oct 19, 2010 at 01:26:40PM +0800, KAMEZAWA Hiroyuki wrote: > > > The trigger of oom-kill is order=0 allocation. (see original mail for full log) > > > > > > -> > > Oct 19 09:44:08 myhost kernel: [ 618.441470] httpd invoked oom-killer: +> > > Oct 19 09:44:08 myhost kernel: [ A 618.441470] httpd invoked oom-killer: > > > gfp_mask=0x201da, order=0, oom_adj=0, oom_score_adj=0 > > > > > > Zone's stat is. > > > -> > > Oct 19 09:44:08 myhost kernel: [ 618.441551] +> > > Oct 19 09:44:08 myhost kernel: [ A 618.441551] > > > DMA free:7968kB min:64kB low:80kB high:96kB active_anon:3700kB inactive_anon:3752kB -> > > active_file:12kB inactive_file:252kB unevictable:0kB isolated(anon):0kB -> > > isolated(file):0kB present:15788kB mlocked:0kB dirty:0kB writeback:4kB -> > > mapped:52kB shmem:348kB slab_reclaimable:0kB slab_unreclaimable:16kB -> > > kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB -> > > writeback_tmp:0kB pages_scanned:421 all_unreclaimable? yes -> > > lowmem_reserve[]: 0 865 1980 1980 -> > > -> > > Oct 19 09:44:08 myhost kernel: [ 618.441560] +> > > A A active_file:12kB inactive_file:252kB unevictable:0kB isolated(anon):0kB +> > > A A isolated(file):0kB present:15788kB mlocked:0kB dirty:0kB writeback:4kB +> > > A A mapped:52kB shmem:348kB slab_reclaimable:0kB slab_unreclaimable:16kB +> > > A A kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB +> > > A A writeback_tmp:0kB pages_scanned:421 all_unreclaimable? yes +> > > A A lowmem_reserve[]: 0 865 1980 1980 +> > > +> > > Oct 19 09:44:08 myhost kernel: [ A 618.441560] > > > Normal free:39348kB min:3728kB low:4660kB high:5592kB active_anon:176740kB -> > > inactive_anon:25640kB active_file:84kB inactive_file:308kB -> > > unevictable:0kB isolated(anon):0kB isolated(file):0kB present:885944kB -> > > mlocked:0kB dirty:0kB writeback:4kB mapped:576992kB shmem:5024kB -> > > slab_reclaimable:7612kB slab_unreclaimable:15512kB kernel_stack:2792kB -> > > pagetables:6884kB unstable:0kB bounce:0kB writeback_tmp:0kB -> > > pages_scanned:741 all_unreclaimable? yes -> > > lowmem_reserve[]: 0 0 8921 8921 -> > > -> > > Oct 19 09:44:08 myhost kernel: [ 618.441569] +> > > A A A inactive_anon:25640kB active_file:84kB inactive_file:308kB +> > > A A A unevictable:0kB isolated(anon):0kB isolated(file):0kB present:885944kB +> > > A A A mlocked:0kB dirty:0kB writeback:4kB mapped:576992kB shmem:5024kB +> > > A A A slab_reclaimable:7612kB slab_unreclaimable:15512kB kernel_stack:2792kB +> > > A A A pagetables:6884kB unstable:0kB bounce:0kB writeback_tmp:0kB +> > > A A A pages_scanned:741 all_unreclaimable? yes +> > > A A A lowmem_reserve[]: 0 0 8921 8921 +> > > +> > > Oct 19 09:44:08 myhost kernel: [ A 618.441569] > > > HighMem free:392kB min:512kB low:1712kB high:2912kB active_anon:492208kB -> > > inactive_anon:166404kB active_file:180kB inactive_file:840kB -> > > unevictable:40kB isolated(anon):0kB isolated(file):0kB present:1141984kB -> > > mlocked:40kB dirty:0kB writeback:12kB mapped:493648kB shmem:72216kB -> > > slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB -> > > pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB -> > > pages_scanned:1552 all_unreclaimable? yes +> > > A A A A inactive_anon:166404kB active_file:180kB inactive_file:840kB +> > > A A A A unevictable:40kB isolated(anon):0kB isolated(file):0kB present:1141984kB +> > > A A A A mlocked:40kB dirty:0kB writeback:12kB mapped:493648kB shmem:72216kB +> > > A A A A slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB +> > > A A A A pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB +> > > A A A A pages_scanned:1552 all_unreclaimable? yes > > > > > > Highmem seems a bit strange. -> > > present(1141984) - active_anon - inactive_anon - inactive_file - active_file -> > > = 482352kB but free is 392kB. +> > > A present(1141984) - active_anon - inactive_anon - inactive_file - active_file +> > > A = 482352kB but free is 392kB. > > > -> > > Highmem is used for some other purpose than usual user's page.(pagetable is 0.) -> > > And, Hmm, mapped:493648kB seems too large for me. -> > > (active/inactive-file + shmem is not enough.) -> > > And "mapped" in NORMAL zone is large, too. +> > > A Highmem is used for some other purpose than usual user's page.(pagetable is 0.) +> > > A And, Hmm, mapped:493648kB seems too large for me. +> > > A (active/inactive-file + shmem is not enough.) +> > > A And "mapped" in NORMAL zone is large, too. > > > -> > > Does anyone have idea about file-mapped-but-not-on-LRU pages ? +> > > A Does anyone have idea about file-mapped-but-not-on-LRU pages ? > > > > Isn't it possible some file pages are much sharable? > > Please see the page_add_file_rmap. @@ -137,3 +137,9 @@ from the kernel tree: Thanks, Fengguang + +-- +To unsubscribe, send a message with 'unsubscribe linux-mm' in +the body to majordomo@kvack.org. For more info on Linux MM, +see: http://www.linux-mm.org/ . +Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> diff --git a/a/content_digest b/N1/content_digest index b3cc182..cdcf034 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -68,8 +68,8 @@ "> > > BTW, there seems to be some strange things.\n" "> > > (CC'ed to linux-mm)\n" "> > > Brief Summary:\n" - "> > > \302\240 an oom-killer happens on swapless environment with 2.6.36-rc8.\n" - "> > > \302\240 It has 2G memory.\n" + "> > > A an oom-killer happens on swapless environment with 2.6.36-rc8.\n" + "> > > A It has 2G memory.\n" "> > > a reporter says\n" "> > > ==\n" "> > >> i want to test the oom-killer. My desktop (Dell optiplex 780, i686\n" @@ -86,49 +86,49 @@ "> > > The trigger of oom-kill is order=0 allocation. (see original mail for full log)\n" "> > >\n" "> > >\n" - "> > > Oct 19 09:44:08 myhost kernel: [ \302\240618.441470] httpd invoked oom-killer:\n" + "> > > Oct 19 09:44:08 myhost kernel: [ A 618.441470] httpd invoked oom-killer:\n" "> > > gfp_mask=0x201da, order=0, oom_adj=0, oom_score_adj=0\n" "> > >\n" "> > > Zone's stat is.\n" "> > >\n" - "> > > Oct 19 09:44:08 myhost kernel: [ \302\240618.441551]\n" + "> > > Oct 19 09:44:08 myhost kernel: [ A 618.441551]\n" "> > > DMA free:7968kB min:64kB low:80kB high:96kB active_anon:3700kB inactive_anon:3752kB\n" - "> > > \302\240 \302\240active_file:12kB inactive_file:252kB unevictable:0kB isolated(anon):0kB\n" - "> > > \302\240 \302\240isolated(file):0kB present:15788kB mlocked:0kB dirty:0kB writeback:4kB\n" - "> > > \302\240 \302\240mapped:52kB shmem:348kB slab_reclaimable:0kB slab_unreclaimable:16kB\n" - "> > > \302\240 \302\240kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB\n" - "> > > \302\240 \302\240writeback_tmp:0kB pages_scanned:421 all_unreclaimable? yes\n" - "> > > \302\240 \302\240lowmem_reserve[]: 0 865 1980 1980\n" - "> > >\n" - "> > > Oct 19 09:44:08 myhost kernel: [ \302\240618.441560]\n" + "> > > A A active_file:12kB inactive_file:252kB unevictable:0kB isolated(anon):0kB\n" + "> > > A A isolated(file):0kB present:15788kB mlocked:0kB dirty:0kB writeback:4kB\n" + "> > > A A mapped:52kB shmem:348kB slab_reclaimable:0kB slab_unreclaimable:16kB\n" + "> > > A A kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB\n" + "> > > A A writeback_tmp:0kB pages_scanned:421 all_unreclaimable? yes\n" + "> > > A A lowmem_reserve[]: 0 865 1980 1980\n" + "> > >\n" + "> > > Oct 19 09:44:08 myhost kernel: [ A 618.441560]\n" "> > > Normal free:39348kB min:3728kB low:4660kB high:5592kB active_anon:176740kB\n" - "> > > \302\240 \302\240 \302\240 inactive_anon:25640kB active_file:84kB inactive_file:308kB\n" - "> > > \302\240 \302\240 \302\240 unevictable:0kB isolated(anon):0kB isolated(file):0kB present:885944kB\n" - "> > > \302\240 \302\240 \302\240 mlocked:0kB dirty:0kB writeback:4kB mapped:576992kB shmem:5024kB\n" - "> > > \302\240 \302\240 \302\240 slab_reclaimable:7612kB slab_unreclaimable:15512kB kernel_stack:2792kB\n" - "> > > \302\240 \302\240 \302\240 pagetables:6884kB unstable:0kB bounce:0kB writeback_tmp:0kB\n" - "> > > \302\240 \302\240 \302\240 pages_scanned:741 all_unreclaimable? yes\n" - "> > > \302\240 \302\240 \302\240 lowmem_reserve[]: 0 0 8921 8921\n" - "> > >\n" - "> > > Oct 19 09:44:08 myhost kernel: [ \302\240618.441569]\n" + "> > > A A A inactive_anon:25640kB active_file:84kB inactive_file:308kB\n" + "> > > A A A unevictable:0kB isolated(anon):0kB isolated(file):0kB present:885944kB\n" + "> > > A A A mlocked:0kB dirty:0kB writeback:4kB mapped:576992kB shmem:5024kB\n" + "> > > A A A slab_reclaimable:7612kB slab_unreclaimable:15512kB kernel_stack:2792kB\n" + "> > > A A A pagetables:6884kB unstable:0kB bounce:0kB writeback_tmp:0kB\n" + "> > > A A A pages_scanned:741 all_unreclaimable? yes\n" + "> > > A A A lowmem_reserve[]: 0 0 8921 8921\n" + "> > >\n" + "> > > Oct 19 09:44:08 myhost kernel: [ A 618.441569]\n" "> > > HighMem free:392kB min:512kB low:1712kB high:2912kB active_anon:492208kB\n" - "> > > \302\240 \302\240 \302\240 \302\240inactive_anon:166404kB active_file:180kB inactive_file:840kB\n" - "> > > \302\240 \302\240 \302\240 \302\240unevictable:40kB isolated(anon):0kB isolated(file):0kB present:1141984kB\n" - "> > > \302\240 \302\240 \302\240 \302\240mlocked:40kB dirty:0kB writeback:12kB mapped:493648kB shmem:72216kB\n" - "> > > \302\240 \302\240 \302\240 \302\240slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB\n" - "> > > \302\240 \302\240 \302\240 \302\240pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB\n" - "> > > \302\240 \302\240 \302\240 \302\240pages_scanned:1552 all_unreclaimable? yes\n" + "> > > A A A A inactive_anon:166404kB active_file:180kB inactive_file:840kB\n" + "> > > A A A A unevictable:40kB isolated(anon):0kB isolated(file):0kB present:1141984kB\n" + "> > > A A A A mlocked:40kB dirty:0kB writeback:12kB mapped:493648kB shmem:72216kB\n" + "> > > A A A A slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB\n" + "> > > A A A A pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB\n" + "> > > A A A A pages_scanned:1552 all_unreclaimable? yes\n" "> > >\n" "> > > Highmem seems a bit strange.\n" - "> > > \302\240present(1141984) - active_anon - inactive_anon - inactive_file - active_file\n" - "> > > \302\240= 482352kB but free is 392kB.\n" + "> > > A present(1141984) - active_anon - inactive_anon - inactive_file - active_file\n" + "> > > A = 482352kB but free is 392kB.\n" "> > >\n" - "> > > \302\240Highmem is used for some other purpose than usual user's page.(pagetable is 0.)\n" - "> > > \302\240And, Hmm, mapped:493648kB seems too large for me.\n" - "> > > \302\240(active/inactive-file + shmem is not enough.)\n" - "> > > \302\240And \"mapped\" in NORMAL zone is large, too.\n" + "> > > A Highmem is used for some other purpose than usual user's page.(pagetable is 0.)\n" + "> > > A And, Hmm, mapped:493648kB seems too large for me.\n" + "> > > A (active/inactive-file + shmem is not enough.)\n" + "> > > A And \"mapped\" in NORMAL zone is large, too.\n" "> > >\n" - "> > > \302\240Does anyone have idea about file-mapped-but-not-on-LRU pages ?\n" + "> > > A Does anyone have idea about file-mapped-but-not-on-LRU pages ?\n" "> > \n" "> > Isn't it possible some file pages are much sharable?\n" "> > Please see the page_add_file_rmap.\n" @@ -156,6 +156,12 @@ " sudo Documentation/vm/page-types -r\n" "\n" "Thanks,\n" - Fengguang + "Fengguang\n" + "\n" + "--\n" + "To unsubscribe, send a message with 'unsubscribe linux-mm' in\n" + "the body to majordomo@kvack.org. For more info on Linux MM,\n" + "see: http://www.linux-mm.org/ .\n" + "Don't email: <a href=mailto:\"dont@kvack.org\"> email@kvack.org </a>" -c44aaf88ecd5946673345dfc7ff12d75811dae386a2511a0cc1076cf6f41b6e0 +df5d4610183966132a1d7fed5f494c0105df702aa84229f020392146f68d519a
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.