[Bug 861296] Re: mmap fails to allocate 2030Mb heap on ARM

[Matthias Klose]

** Also affects: linaro-toolchain-misc
   Importance: Undecided
       Status: New

** Tags added: arm-porting-queue

-- 
You received this bug notification because you are a member of Ubuntu
Foundations Bugs, which is subscribed to eglibc in Ubuntu.
https://bugs.launchpad.net/bugs/861296

Title:
  mmap fails to allocate 2030Mb heap on ARM

Status in Linaro Toolchain Miscellanies:
  New
Status in “eglibc” package in Ubuntu:
  New

Bug description:
  The attached testcase pass on ia32 but fails on armel systems running oneiric.
  test system got 512mb of ram and 3Gb of swap.

  gcc mmap-test.c -o mmap-test
  ./mmap-test

  on my pandaboard I hit Couldn't allocate the heap: 2025Mb
  on my ac100 I hit Couldn't allocate the heap: 2027Mb

  The testcase fails to allocate heap on armel in the range of
  2023-2030Mb and above.

To manage notifications about this bug go to:
https://bugs.launchpad.net/linaro-toolchain-misc/+bug/861296/+subscriptions