Bug#742609: warn_alloc_failed+0x11f/0x134 linux-image-3.2.0-4-amd64 3.2.54-2

[Андрей Василишин <a.vasilishin@kpi.ua>]

25.03.2014 19:20, Ben Hutchings пишет:
> Control: tag -1 moreinfo
>
> It's very hard to read this log due to word-wrapping.
>
> It looks like you've enabled jumbo frames with a network driver that
> doesn't support scatter/gather.  This is bound to fail under memory
> pressure.  (mlx4_en was changed to avoid this problem in Linux 3.11, but
> this is unlikely to be backported to wheezy.)

No jumbo frames enabled
# ethtool -g eth2
Ring parameters for eth2:
Pre-set maximums:
RX:             8192
RX Mini:        0
RX Jumbo:       0
TX:             8192
Current hardware settings:
RX:             1024
RX Mini:        0
RX Jumbo:       0
TX:             512

# ifconfig eth2
eth2      Link encap:Ethernet  HWaddr 00:02:c9:04:45:36
          UP BROADCAST RUNNING SLAVE MULTICAST  MTU:1500  Metric:1
          RX packets:386269767870 errors:1 dropped:346830681 
overruns:346825617 frame:346825617
          TX packets:747585261622 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:25287175810590 (22.9 TiB)  TX bytes:1109559681535884 
(1009.1 TiB)

# ethtool -k eth2
Features for eth2:
rx-checksumming: on
tx-checksumming: on
        tx-checksum-ipv4: on
        tx-checksum-unneeded: off [fixed]
        tx-checksum-ip-generic: off [fixed]
        tx-checksum-ipv6: on
        tx-checksum-fcoe-crc: off [fixed]
        tx-checksum-sctp: off [fixed]
scatter-gather: on
        tx-scatter-gather: on
        tx-scatter-gather-fraglist: off [fixed]
tcp-segmentation-offload: on
        tx-tcp-segmentation: on
        tx-tcp-ecn-segmentation: off [fixed]
        tx-tcp6-segmentation: on
udp-fragmentation-offload: off [fixed]
generic-segmentation-offload: on
generic-receive-offload: on
large-receive-offload: off [fixed]
rx-vlan-offload: on [fixed]
tx-vlan-offload: on [fixed]
ntuple-filters: off [fixed]
receive-hashing: on
highdma: on [fixed]
rx-vlan-filter: on [fixed]
vlan-challenged: off [fixed]
tx-lockless: off [fixed]
netns-local: off [fixed]
tx-gso-robust: off [fixed]
tx-fcoe-segmentation: off [fixed]
fcoe-mtu: off [fixed]
tx-nocache-copy: on
loopback: off [fixed]


> It also appears that memory usage is very unbalanced between the
> multiple NUMA nodes (i.e. processor packages).  Are you using explicit
> NUMA placement of application memory?

No it's just one server with 192Gb DDR3 ECC RAM and 2xIntel Xeon X5570 
processors and Intel S5520UR motherboard.

Ok thank you for you explanation.