Code:
2009/06/22 16:25:42 kernel:Pid: 0, comm: swapper Not tainted 2.6.25.13-oe32 #61
2009/06/22 16:25:42 kernel:[<c0156fef>] __alloc_pages+0x2df/0x330
2009/06/22 16:25:42 kernel:[<c016f805>] kmem_getpages+0x45/0x110
2009/06/22 16:25:42 kernel:[<c0170394>] cache_grow+0x104/0x140
2009/06/22 16:25:42 kernel:[<c0170587>] cache_alloc_refill+0x1b7/0x1f0
2009/06/22 16:25:42 kernel:[<c0170921>] __kmalloc+0xb1/0xc0
2009/06/22 16:25:42 kernel:[<c0476873>] __alloc_skb+0x43/0x100
2009/06/22 16:25:42 kernel:[<c0476944>] __netdev_alloc_skb+0x14/0x40
2009/06/22 16:25:42 kernel:[<e4ac4239>] e1000_alloc_rx_buffers+0x149/0x320 [e1000]
2009/06/22 16:25:42 kernel:[<e4ac3ba3>] e1000_clean_rx_irq+0x353/0x480 [e1000]
2009/06/22 16:25:42 kernel:[<e4ac31e6>] e1000_intr+0xc6/0x250 [e1000]
2009/06/22 16:25:42 kernel:[<c014f6a5>] handle_IRQ_event+0x25/0x50
2009/06/22 16:25:42 kernel:[<c0150700>] handle_fasteoi_irq+0x60/0xc0
2009/06/22 16:25:42 kernel:[<c0105b78>] do_IRQ+0x38/0x70
2009/06/22 16:25:42 kernel:[<c01049c3>] common_interrupt+0x23/0x30
2009/06/22 16:25:42 kernel:[<c01021b1>] mwait_idle_with_hints+0x31/0x40
2009/06/22 16:25:42 kernel:[<c01021c0>] mwait_idle+0x0/0x10
2009/06/22 16:25:42 kernel:[<c01020fb>] cpu_idle+0x4b/0xa0
2009/06/22 16:25:42 kernel:=======================
2009/06/22 16:25:42 kernel:DMA per-cpu:
2009/06/22 16:25:42 kernel:CPU 0: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:CPU 1: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:CPU 2: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:CPU 3: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:CPU 4: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:CPU 5: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:CPU 6: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:CPU 7: hi: 0, btch: 1 usd: 0
2009/06/22 16:25:42 kernel:Normal per-cpu:
2009/06/22 16:25:42 kernel:CPU 0: hi: 186, btch: 31 usd: 57
2009/06/22 16:25:42 kernel:CPU 1: hi: 186, btch: 31 usd: 109
2009/06/22 16:25:42 kernel:CPU 2: hi: 186, btch: 31 usd: 172
2009/06/22 16:25:42 kernel:CPU 3: hi: 186, btch: 31 usd: 86
2009/06/22 16:25:42 kernel:CPU 4: hi: 186, btch: 31 usd: 167
2009/06/22 16:25:42 kernel:CPU 5: hi: 186, btch: 31 usd: 181
2009/06/22 16:25:42 kernel:CPU 6: hi: 186, btch: 31 usd: 64
2009/06/22 16:25:42 kernel:CPU 7: hi: 186, btch: 31 usd: 126
2009/06/22 16:25:42 kernel:HighMem per-cpu:
2009/06/22 16:25:42 kernel:CPU 0: hi: 186, btch: 31 usd: 13
2009/06/22 16:25:42 kernel:CPU 1: hi: 186, btch: 31 usd: 32
2009/06/22 16:25:42 kernel:CPU 2: hi: 186, btch: 31 usd: 127
2009/06/22 16:25:42 kernel:CPU 3: hi: 186, btch: 31 usd: 93
2009/06/22 16:25:42 kernel:CPU 4: hi: 186, btch: 31 usd: 157
2009/06/22 16:25:42 kernel:CPU 5: hi: 186, btch: 31 usd: 87
2009/06/22 16:25:42 kernel:CPU 6: hi: 186, btch: 31 usd: 148
2009/06/22 16:25:42 kernel:CPU 7: hi: 186, btch: 31 usd: 31
2009/06/22 16:25:42 kernel:Active:28739 inactive:121038 dirty:927 writeback:0 unstable:0
2009/06/22 16:25:42 kernel:free:8096891 slab:27275 mapped:6273 pagetables:450 bounce:0
2009/06/22 16:25:42 kernel:DMA free:2224kB min:84kB low:104kB high:124kB active:0kB inactive:0kB present:16256kB pages_scanned:0 all_unreclaimable? yes
2009/06/22 16:25:42 kernel:lowmem_reserve[]: 0 555 34020 34020
2009/06/22 16:25:42 kernel:Normal free:1096kB min:2968kB low:3708kB high:4452kB active:27108kB inactive:23552kB present:568960kB pages_scanned:0 all_unreclaimable? no
2009/06/22 16:25:42 kernel:lowmem_reserve[]: 0 0 267716 267716
2009/06/22 16:25:42 kernel:HighMem free:32384244kB min:512kB low:45248kB high:89984kB active:87848kB inactive:460600kB present:34267648kB pages_scanned:0 all_unreclaimable? no
2009/06/22 16:25:42 kernel:lowmem_reserve[]: 0 0 0 0
2009/06/22 16:25:42 kernel:DMA: 0*4kB 0*8kB 1*16kB 1*32kB 0*64kB 1*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB 0*4096kB = 2224kB
2009/06/22 16:25:42 kernel:Normal: 1*4kB 1*8kB 0*16kB 1*32kB 0*64kB 1*128kB 1*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 940kB
2009/06/22 16:25:42 kernel:HighMem: 44*4kB 32*8kB 15*16kB 3*32kB 32*64kB 556*128kB 344*256kB 196*512kB 103*1024kB 41*2048kB 7796*4096kB = 32384256kB
2009/06/22 16:25:42 kernel:133969 total pagecache pages
2009/06/22 16:25:42 kernel:Swap cache: add 0, delete 0, find 0/0
2009/06/22 16:25:42 kernel:Free swap = 4194296kB
2009/06/22 16:25:42 kernel:Total swap = 4194296kB
2009/06/22 16:26:04 kernel:Pid: 29454, comm: apache2 Not tainted 2.6.25.13-oe32 #61
2009/06/22 16:26:04 kernel:[<c0156fef>] __alloc_pages+0x2df/0x330
2009/06/22 16:26:04 kernel:[<c0138410>] notify_die+0x30/0x40
2009/06/22 16:26:04 kernel:[<c016f805>] kmem_getpages+0x45/0x110
2009/06/22 16:26:04 kernel:[<c0170394>] cache_grow+0x104/0x140
2009/06/22 16:26:04 kernel:[<c0170587>] cache_alloc_refill+0x1b7/0x1f0
2009/06/22 16:26:04 kernel:[<c0170921>] __kmalloc+0xb1/0xc0
2009/06/22 16:26:04 kernel:[<c0476873>] __alloc_skb+0x43/0x100
2009/06/22 16:26:04 kernel:[<c0476944>] __netdev_alloc_skb+0x14/0x40
2009/06/22 16:26:04 kernel:[<e4ac4239>] e1000_alloc_rx_buffers+0x149/0x320 [e1000]
2009/06/22 16:26:04 kernel:[<e4ac3ba3>] e1000_clean_rx_irq+0x353/0x480 [e1000]
2009/06/22 16:26:04 kernel:[<e4ac31e6>] e1000_intr+0xc6/0x250 [e1000]
2009/06/22 16:26:04 kernel:[<c014f6a5>] handle_IRQ_event+0x25/0x50
2009/06/22 16:26:04 kernel:[<c0150700>] handle_fasteoi_irq+0x60/0xc0
2009/06/22 16:26:04 kernel:[<c0105b78>] do_IRQ+0x38/0x70
2009/06/22 16:26:04 kernel:[<c01049c3>] common_interrupt+0x23/0x30
2009/06/22 16:26:04 kernel:=======================
2009/06/22 16:26:04 kernel:DMA per-cpu:
2009/06/22 16:26:04 kernel:CPU 0: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:CPU 1: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:CPU 2: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:CPU 3: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:CPU 4: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:CPU 5: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:CPU 6: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:CPU 7: hi: 0, btch: 1 usd: 0
2009/06/22 16:26:04 kernel:Normal per-cpu:
2009/06/22 16:26:04 kernel:CPU 0: hi: 186, btch: 31 usd: 30
2009/06/22 16:26:04 kernel:CPU 1: hi: 186, btch: 31 usd: 164
2009/06/22 16:26:04 kernel:CPU 2: hi: 186, btch: 31 usd: 81
2009/06/22 16:26:04 kernel:CPU 3: hi: 186, btch: 31 usd: 17
2009/06/22 16:26:04 kernel:CPU 4: hi: 186, btch: 31 usd: 94
2009/06/22 16:26:04 kernel:CPU 5: hi: 186, btch: 31 usd: 165
2009/06/22 16:26:04 kernel:CPU 6: hi: 186, btch: 31 usd: 121
2009/06/22 16:26:04 kernel:CPU 7: hi: 186, btch: 31 usd: 164
2009/06/22 16:26:04 kernel:HighMem per-cpu:
2009/06/22 16:26:04 kernel:CPU 0: hi: 186, btch: 31 usd: 57
2009/06/22 16:26:04 kernel:CPU 1: hi: 186, btch: 31 usd: 165
2009/06/22 16:26:04 kernel:CPU 2: hi: 186, btch: 31 usd: 161
2009/06/22 16:26:04 kernel:CPU 3: hi: 186, btch: 31 usd: 47
2009/06/22 16:26:04 kernel:CPU 4: hi: 186, btch: 31 usd: 154
2009/06/22 16:26:04 kernel:CPU 5: hi: 186, btch: 31 usd: 182
2009/06/22 16:26:04 kernel:CPU 6: hi: 186, btch: 31 usd: 147
2009/06/22 16:26:04 kernel:CPU 7: hi: 186, btch: 31 usd: 53
2009/06/22 16:26:04 kernel:Active:28940 inactive:116726 dirty:843 writeback:0 unstable:0
2009/06/22 16:26:04 kernel:free:8099870 slab:28331 mapped:6451 pagetables:492 bounce:0
2009/06/22 16:26:04 kernel:DMA free:2256kB min:84kB low:104kB high:124kB active:0kB inactive:0kB present:16256kB pages_scanned:0 all_unreclaimable? no
2009/06/22 16:26:04 kernel:lowmem_reserve[]: 0 555 34020 34020
2009/06/22 16:26:04 kernel:Normal free:1096kB min:2968kB low:3708kB high:4452kB active:25236kB inactive:21768kB present:568960kB pages_scanned:0 all_unreclaimable? no
2009/06/22 16:26:04 kernel:lowmem_reserve[]: 0 0 267716 267716
2009/06/22 16:26:04 kernel:HighMem free:32396128kB min:512kB low:45248kB high:89984kB active:90524kB inactive:445136kB present:34267648kB pages_scanned:0 all_unreclaimable? no
2009/06/22 16:26:04 kernel:lowmem_reserve[]: 0 0 0 0
2009/06/22 16:26:04 kernel:DMA: 0*4kB 3*8kB 2*16kB 1*32kB 0*64kB 1*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB 0*4096kB = 2264kB
2009/06/22 16:26:04 kernel:Normal: 0*4kB 1*8kB 0*16kB 0*32kB 3*64kB 1*128kB 0*256kB 0*512kB 1*1024kB 0*2048kB 0*4096kB = 1352kB
2009/06/22 16:26:04 kernel:HighMem: 133*4kB 54*8kB 11*16kB 8*32kB 510*64kB 333*128kB 366*256kB 198*512kB 106*1024kB 43*2048kB 7795*4096kB = 32396660kB
2009/06/22 16:26:04 kernel:129550 total pagecache pages
2009/06/22 16:26:04 kernel:Swap cache: add 0, delete 0, find 0/0
2009/06/22 16:26:04 kernel:Free swap = 4194296kB
2009/06/22 16:26:04 kernel:Total swap = 4194296kB
The errors happens on 32bit and on 64bit. Then i logged on the console on increased the nfs processes and vmalloc to max. The errors happens again. If i throttle rsync with --bwlimit 10576 down, then it runs smoothly.