Dear Sirs, Please advise on the below... [254456.054327] The scan_unevictable_pages sysctl/node-interface has been disabled for lack of a legitimate use case. If you have one, please send an email to linux-mm@kvack.org. [254456.073235] process `sysctl' is using deprecated sysctl (syscall) net.ipv6.neigh.default.retrans_time; Use net.ipv6.neigh.default.retrans_time_ms instead. [256403.747138] swapper/0: page allocation failure: order:1, mode:0x20 [256403.747142] Pid: 0, comm: swapper/0 Not tainted 3.2.0-0.bpo.1-amd64 #1 [256403.747144] Call Trace: [256403.747146] [] ? warn_alloc_failed+0x10a/0x11d [256403.747157] [] ? __alloc_pages_nodemask+0x6a6/0x731 [256403.747161] [] ? handle_irq_event+0x40/0x55 [256403.747165] [] ? kmem_getpages+0x4b/0x107 [256403.747168] [] ? fallback_alloc+0x146/0x1e1 [256403.747171] [] ? kmem_cache_alloc+0x7f/0xf0 [256403.747175] [] ? sk_prot_alloc+0x2b/0x125 [256403.747178] [] ? sk_clone+0x14/0x2b2 [256403.747182] [] ? inet_csk_clone+0x10/0x8f [256403.747187] [] ? tcp_create_openreq_child+0x21/0x44f [256403.747190] [] ? tcp_v4_syn_recv_sock+0x32/0x270 [256403.747193] [] ? tcp_check_req+0x21f/0x354 [256403.747198] [] ? nf_nat_packet+0x93/0xb2 [nf_nat] [256403.747201] [] ? tcp_v4_do_rcv+0x256/0x3eb [256403.747204] [] ? tcp_v4_rcv+0x447/0x6ee [256403.747207] [] ? nf_hook_slow+0x68/0xfd [256403.747210] [] ? T.1030+0x4f/0x4f [256403.747213] [] ? ip_local_deliver_finish+0x13d/0x1aa [256403.747216] [] ? __netif_receive_skb+0x44c/0x490 [256403.747219] [] ? netif_receive_skb+0x67/0x6d [256403.747222] [] ? napi_gro_receive+0x1f/0x2c [256403.747225] [] ? napi_skb_finish+0x1c/0x31 [256403.747245] [] ? e1000_clean_rx_irq+0x1ea/0x29a [e1000e] [256403.747252] [] ? e1000_clean+0x71/0x229 [e1000e] [256403.747259] [] ? e1000_put_txbuf+0x57/0x69 [e1000e] [256403.747262] [] ? net_rx_action+0xa8/0x207 [256403.747266] [] ? hrtimer_get_next_event+0x7f/0x9a [256403.747270] [] ? __do_softirq+0xc4/0x1a0 [256403.747272] [] ? handle_irq_event_percpu+0x166/0x184 [256403.747275] [] ? read_tsc+0x5/0x16 [256403.747278] [] ? call_softirq+0x1c/0x30 [256403.747282] [] ? do_softirq+0x3f/0x79 [256403.747285] [] ? irq_exit+0x44/0xb5 [256403.747288] [] ? do_IRQ+0x94/0xaa [256403.747291] [] ? common_interrupt+0x6e/0x6e [256403.747293] [] ? native_safe_halt+0x2/0x3 [256403.747298] [] ? default_idle+0x4b/0x84 [256403.747301] [] ? cpu_idle+0xb9/0xef [256403.747304] [] ? start_kernel+0x3cc/0x3d7 [256403.747308] [] ? x86_64_start_kernel+0x102/0x10f [256403.747310] Mem-Info: [256403.747311] Node 0 DMA per-cpu: [256403.747314] CPU 0: hi: 0, btch: 1 usd: 0 [256403.747316] CPU 1: hi: 0, btch: 1 usd: 0 [256403.747318] CPU 2: hi: 0, btch: 1 usd: 0 [256403.747319] CPU 3: hi: 0, btch: 1 usd: 0 [256403.747321] Node 0 DMA32 per-cpu: [256403.747323] CPU 0: hi: 186, btch: 31 usd: 180 [256403.747325] CPU 1: hi: 186, btch: 31 usd: 172 [256403.747327] CPU 2: hi: 186, btch: 31 usd: 91 [256403.747329] CPU 3: hi: 186, btch: 31 usd: 112 [256403.747330] Node 0 Normal per-cpu: [256403.747332] CPU 0: hi: 186, btch: 31 usd: 91 [256403.747333] CPU 1: hi: 186, btch: 31 usd: 42 [256403.747335] CPU 2: hi: 186, btch: 31 usd: 45 [256403.747337] CPU 3: hi: 186, btch: 31 usd: 161 [256403.747338] Node 1 Normal per-cpu: [256403.747340] CPU 0: hi: 186, btch: 31 usd: 129 [256403.747342] CPU 1: hi: 186, btch: 31 usd: 110 [256403.747343] CPU 2: hi: 186, btch: 31 usd: 156 [256403.747345] CPU 3: hi: 186, btch: 31 usd: 60 [256403.747349] active_anon:2065981 inactive_anon:86225 isolated_anon:0 [256403.747350] active_file:14710531 inactive_file:14759104 isolated_file:0 [256403.747351] unevictable:0 dirty:67339 writeback:900 unstable:0 [256403.747352] free:99046 slab_reclaimable:949775 slab_unreclaimable:276875 [256403.747353] mapped:1848 shmem:125 pagetables:5000 bounce:0 [256403.747355] Node 0 DMA free:15896kB min:8kB low:8kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15672kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [256403.747363] lowmem_reserve[]: 0 3510 64615 64615 [256403.747366] Node 0 DMA32 free:247372kB min:2444kB low:3052kB high:3664kB active_anon:33924kB inactive_anon:7552kB active_file:1407944kB inactive_file:1418896kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3595104kB mlocked:0kB dirty:10688kB writeback:76kB mapped:88kB shmem:0kB slab_reclaimable:314152kB slab_unreclaimable:138996kB kernel_stack:24kB pagetables:96kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [256403.747375] lowmem_reserve[]: 0 0 61105 61105 [256403.747378] Node 0 Normal free:53328kB min:42592kB low:53240kB high:63888kB active_anon:3971028kB inactive_anon:165892kB active_file:27779672kB inactive_file:27925188kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:62571520kB mlocked:0kB dirty:137712kB writeback:1792kB mapped:3028kB shmem:120kB slab_reclaimable:1454056kB slab_unreclaimable:905336kB kernel_stack:432kB pagetables:9020kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [256403.747387] lowmem_reserve[]: 0 0 0 0 [256403.747389] Node 1 Normal free:79836kB min:45056kB low:56320kB high:67584kB active_anon:4258972kB inactive_anon:171456kB active_file:29654508kB inactive_file:29692072kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:66191360kB mlocked:0kB dirty:120956kB writeback:1732kB mapped:4276kB shmem:380kB slab_reclaimable:2030892kB slab_unreclaimable:63168kB kernel_stack:1784kB pagetables:10884kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:32 all_unreclaimable? no [256403.747398] lowmem_reserve[]: 0 0 0 0 [256403.747401] Node 0 DMA: 0*4kB 1*8kB 1*16kB 0*32kB 2*64kB 1*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15896kB [256403.747408] Node 0 DMA32: 61830*4kB 22*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 247496kB [256403.747415] Node 0 Normal: 12305*4kB 17*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 1*4096kB = 53452kB [256403.747421] Node 1 Normal: 18814*4kB 76*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 1*4096kB = 79960kB [256403.747428] 29469668 total pagecache pages [256403.747430] 0 pages in swap cache [256403.747432] Swap cache stats: add 0, delete 0, find 0/0 [256403.747433] Free swap = 19786748kB [256403.747434] Total swap = 19786748kB [256403.750932] 33554416 pages RAM [256403.750932] 478273 pages reserved [256403.750932] 15741908 pages shared [256403.750932] 17226574 pages non-shared root@debian:/# -- *Maroon IBRAHIM* *E-mail:* maroon.ibrahim@gmail.com *Mobile:* +961-3-709273 *Whatsapp:* +961-3-709273 *BB Pin:* 28192F0B *MSN:* maroon_ibrahim@hotmail.com *SKYPE:* maroon.ibrahim *Beirut - Lebanon* * *