kernel-packages team mailing list archive

[Matt Wilson <1304001@xxxxxxxxxxxxxxxxxx>]

Boris, all:

We did a test with disabling the SRAT entirely, but the balloon messages
persisted.

ami-af8d9ac6 (ubuntu/images-milestone/hvm/ubuntu-
trusty-14.04-beta2-amd64-server-20140326)

$ dmesg | grep -i 'srat\|node\|numa\|balloon' |grep -iv inode
[    0.000000] No NUMA configuration found
[    0.000000] Faking a node at [mem 0x0000000000000000-0x00000000efffffff]
[    0.000000] Initmem setup node 0 [mem 0x00000000-0xefffffff]
[    0.000000]   NODE_DATA [mem 0xefffa000-0xefffefff]
[    0.000000]  [ffffea0000000000-ffffea0003bfffff] PMD -> [ffff8800eba00000-ffff8800ef5fffff] on node 0
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x00001000-0x0009dfff]
[    0.000000]   node   0: [mem 0x00100000-0xefffffff]
[    0.000000] On node 0 totalpages: 982941
[    0.000000] setup_percpu: NR_CPUS:256 nr_cpumask_bits:256 nr_cpu_ids:15 nr_node_ids:1
[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 967560
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=15, Nodes=1
[    0.166158] .... node  #0, CPUs:        #1cpu 1 spinlock event irq 75
[    0.181508] x86: Booted up 1 node, 2 CPUs
[    0.427625] xen:balloon: Initialising balloon driver
[    0.428050] xen_balloon: Initialising balloon driver
[    0.432041] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[    2.436064] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[    6.444075] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[   14.460116] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[   30.492124] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[   62.556264] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[   94.620288] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[  126.684103] xen:balloon: reserve_additional_memory: add_memory() failed: -17
[  158.748099] xen:balloon: reserve_additional_memory: add_memory() failed: -17

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https://bugs.launchpad.net/bugs/1304001

Title:
   xen:balloon errors in 14.04 beta

Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  Xen balloon errors on HVM instances on EC2 (Xen 4.2.amazon):


  
  ubuntu@ip-10-63-20-99:~$ uname -a
  Linux ip-10-63-20-99 3.13.0-23-generic #45-Ubuntu SMP Fri Apr 4 06:58:38 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
  ubuntu@ip-10-63-20-99:~$ dmesg  |grep xen
  [    0.000000] xen:events: Xen HVM callback vector for event delivery is enabled
  [    0.494613] xen:balloon: Initialising balloon driver
  [    0.496046] xen_balloon: Initialising balloon driver
  [    0.500077] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [    0.541047] Switched to clocksource xen
  [    0.562579] xen: --> pirq=16 -> irq=8 (gsi=8)
  [    0.562622] xen: --> pirq=17 -> irq=12 (gsi=12)
  [    0.562649] xen: --> pirq=18 -> irq=1 (gsi=1)
  [    0.562673] xen: --> pirq=19 -> irq=6 (gsi=6)
  [    0.562705] xen: --> pirq=20 -> irq=4 (gsi=4)
  [    0.920527] xen: --> pirq=21 -> irq=47 (gsi=47)
  [    0.920596] xen:grant_table: Grant tables using version 1 layout
  [    1.029661] xen_netfront: Initialising Xen virtual ethernet driver
  [    1.236083] xenbus_probe_frontend: Device with no driver: device/vfb/0
  [    2.516067] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [    6.533941] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [   14.560075] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [   30.592064] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [   62.688153] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [   94.752164] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  126.816161] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  158.880084] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  190.944069] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  223.008141] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  255.072112] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  287.136190] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  319.200053] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  351.264164] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  383.328080] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  415.392077] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  447.456112] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  479.520128] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  511.584110] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  543.648181] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  575.712070] xen:balloon: reserve_additional_memory: add_memory() failed: -17
  [  607.776178] xen:balloon: reserve_additional_memory: add_memory() failed: -17

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