September 4, 20178 yr Hi, Can some help me decipher the following Call Trace? I am guessing that this maybe related to memory just from looking at the messages. I have attached the diagnostics.zip file for more system information. Any help would be greatly appreciated. Thank you. Fix Common Problem reported the following Call Trace: Aug 31 16:01:51 Sigma-NAS kernel: DataFileSync: page allocation stalls for 11034ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) Aug 31 16:01:51 Sigma-NAS kernel: CPU: 4 PID: 9141 Comm: DataFileSync Not tainted 4.9.30-unRAID #1 Aug 31 16:01:51 Sigma-NAS kernel: Hardware name: MSI MS-7850, BIOS V4.11 02/16/2016 Aug 31 16:01:51 Sigma-NAS kernel: ffffc9001531fb28 ffffffff813a4a1b 0000000000000001 0000000000000000 Aug 31 16:01:51 Sigma-NAS kernel: ffffc9001531fbb8 ffffffff810cb5b1 024201ca2fdf8b80 ffffffff8193d4e2 Aug 31 16:01:51 Sigma-NAS kernel: ffffc9001531fb50 ffffffff00000010 ffffc9001531fbc8 ffffc9001531fb68 Aug 31 16:01:51 Sigma-NAS kernel: Call Trace: Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff813a4a1b>] dump_stack+0x61/0x7e Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff810cb5b1>] warn_alloc+0x102/0x116 Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff810cbb67>] __alloc_pages_nodemask+0x541/0xc71 Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff810d0d55>] ? __do_page_cache_readahead+0x1ed/0x21f Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff81102d82>] alloc_pages_current+0xbe/0xe8 Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff810c4d78>] __page_cache_alloc+0x89/0x9f Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff810c6971>] filemap_fault+0x23d/0x458 Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff810e8f38>] __do_fault+0x68/0xbb Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff810edf55>] handle_mm_fault+0x6b1/0xf96 Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff8167c00e>] ? __schedule+0x2b1/0x46a Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff81091741>] ? hrtimer_try_to_cancel+0x13/0x81 Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff81042252>] __do_page_fault+0x24a/0x3ed Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff81042438>] do_page_fault+0x22/0x27 Aug 31 16:01:51 Sigma-NAS kernel: [<ffffffff81680f18>] page_fault+0x28/0x30 Aug 31 16:01:51 Sigma-NAS kernel: Mem-Info: Aug 31 16:01:51 Sigma-NAS kernel: active_anon:817911 inactive_anon:15937 isolated_anon:0 Aug 31 16:01:51 Sigma-NAS kernel: active_file:3861771 inactive_file:1149105 isolated_file:1434 Aug 31 16:01:51 Sigma-NAS kernel: unevictable:0 dirty:1145560 writeback:1378 unstable:0 Aug 31 16:01:51 Sigma-NAS kernel: slab_reclaimable:87654 slab_unreclaimable:92101 Aug 31 16:01:51 Sigma-NAS kernel: mapped:22688 shmem:128230 pagetables:6804 bounce:0 Aug 31 16:01:51 Sigma-NAS kernel: free:58483 free_pcp:0 free_cma:0 Aug 31 16:01:51 Sigma-NAS kernel: Node 0 active_anon:3271644kB inactive_anon:63748kB active_file:15447084kB inactive_file:4596420kB unevictable:0kB isolated(anon):0kB isolated(file):5736kB mapped:90752kB dirty:4582240kB writeback:5512kB shmem:512920kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 1693696kB writeback_tmp:0kB unstable:0kB pages_scanned:416 all_unreclaimable? no Aug 31 16:01:51 Sigma-NAS kernel: Node 0 DMA free:15888kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15972kB managed:15888kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB Aug 31 16:01:51 Sigma-NAS kernel: lowmem_reserve[]: 0 3040 23900 23900 Aug 31 16:01:51 Sigma-NAS kernel: Node 0 DMA32 free:100496kB min:17180kB low:21472kB high:25764kB active_anon:210308kB inactive_anon:0kB active_file:2130796kB inactive_file:720496kB unevictable:0kB writepending:716840kB present:3273776kB managed:3263780kB mlocked:0kB slab_reclaimable:66200kB slab_unreclaimable:14352kB kernel_stack:224kB pagetables:408kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB Aug 31 16:01:51 Sigma-NAS kernel: lowmem_reserve[]: 0 0 20860 20860 Aug 31 16:01:51 Sigma-NAS kernel: Node 0 Normal free:117548kB min:117896kB low:147368kB high:176840kB active_anon:3061336kB inactive_anon:63748kB active_file:13316384kB inactive_file:3876656kB unevictable:0kB writepending:3871208kB present:21755904kB managed:21361504kB mlocked:0kB slab_reclaimable:284416kB slab_unreclaimable:354052kB kernel_stack:30608kB pagetables:26808kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB Aug 31 16:01:51 Sigma-NAS kernel: lowmem_reserve[]: 0 0 0 0 Aug 31 16:01:51 Sigma-NAS kernel: Node 0 DMA: 0*4kB 0*8kB 1*16kB (U) 0*32kB 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (U) 3*4096kB (M) = 15888kB Aug 31 16:01:51 Sigma-NAS kernel: Node 0 DMA32: 260*4kB (UME) 423*8kB (UME) 2257*16kB (UME) 97*32kB (UME) 54*64kB (UME) 65*128kB (UME) 64*256kB (UME) 28*512kB (UME) 7*1024kB (M) 2*2048kB (M) 1*4096kB (M) = 101496kB Aug 31 16:01:51 Sigma-NAS kernel: Node 0 Normal: 7426*4kB (UMEH) 4415*8kB (UMEH) 2429*16kB (UMEH) 107*32kB (UMEH) 71*64kB (MH) 31*128kB (H) 11*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 118640kB Aug 31 16:01:51 Sigma-NAS kernel: 5140740 total pagecache pages Aug 31 16:01:51 Sigma-NAS kernel: 0 pages in swap cache Aug 31 16:01:51 Sigma-NAS kernel: Swap cache stats: add 0, delete 0, find 0/0 Aug 31 16:01:51 Sigma-NAS kernel: Free swap = 0kB Aug 31 16:01:51 Sigma-NAS kernel: Total swap = 0kB Aug 31 16:01:51 Sigma-NAS kernel: 6261413 pages RAM Aug 31 16:01:51 Sigma-NAS kernel: 0 pages HighMem/MovableOnly Aug 31 16:01:51 Sigma-NAS kernel: 101120 pages reserved sigma-nas-diagnostics-20170904-1326.zip
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