Still present on 12.04 LTS with 3.0.0-14-generic-pae i686.
Memory fragmentation / contiguous allocation issues? I can't imagine why
Java would demand contiguous memory, but it's a bit weird sometimes.
craig@wallace:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 12.04 LTS
Release: 12.04
Codename: precise
craig@wallace:~$ uname -a
Linux wallace 3.0.0-14-generic-pae #23-Ubuntu SMP Mon Nov 21 22:07:10 UTC 2011
i686 i686 i386 GNU/Linux
craig@wallace:~$ free -m
total used free shared buffers cached
Mem: 3902 3669 232 0 129 2583
-/+ buffers/cache: 957 2945
Swap: 1553 5 1547
craig@wallace:~$ cat /proc/meminfo
MemTotal: 3996268 kB
MemFree: 212484 kB
Buffers: 132820 kB
Cached: 2669820 kB
SwapCached: 2468 kB
Active: 1514732 kB
Inactive: 2094660 kB
Active(anon): 651976 kB
Inactive(anon): 167824 kB
Active(file): 862756 kB
Inactive(file): 1926836 kB
Unevictable: 80 kB
Mlocked: 80 kB
HighTotal: 3213600 kB
HighFree: 40688 kB
LowTotal: 782668 kB
LowFree: 171796 kB
SwapTotal: 1590420 kB
SwapFree: 1584292 kB
Dirty: 2584 kB
Writeback: 9920 kB
AnonPages: 805564 kB
Mapped: 148452 kB
Shmem: 12992 kB
Slab: 81328 kB
SReclaimable: 58140 kB
SUnreclaim: 23188 kB
KernelStack: 4320 kB
PageTables: 14600 kB
NFS_Unstable: 11508 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 3588552 kB
Committed_AS: 3199664 kB
VmallocTotal: 122880 kB
VmallocUsed: 36856 kB
VmallocChunk: 81828 kB
HardwareCorrupted: 0 kB
AnonHugePages: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 47096 kB
DirectMap2M: 866304 kB
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https://bugs.launchpad.net/bugs/267100
Title:
Kernel memory disable overcommitment - java and other things
dysfunctional
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