[GHC] #14492: Tiered memory allocation restricts available memory

[GHC]

#14492: Tiered memory allocation restricts available memory
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        Reporter:  unode             |                Owner:  bgamari
            Type:  bug               |               Status:  patch
        Priority:  high              |            Milestone:  8.6.1
       Component:  Runtime System    |              Version:  8.0.2
      Resolution:                    |             Keywords:  memory ulimit
Operating System:  Linux             |         Architecture:  x86_64
 Type of failure:  Poor/confusing    |  (amd64)
  error message                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D4215
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"26273774661bd0780b1ae8f0755ea135a0ceaf92/ghc"
 26273774/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="26273774661bd0780b1ae8f0755ea135a0ceaf92"
 rts: Query system rlimit for maximum address-space size

 When we attempt to reserve the heap, we query the system's rlimit to
 establish the starting point for our search over sizes.

 Test Plan: Validate

 Reviewers: erikd, simonmar

 Reviewed By: simonmar

 Subscribers: rwbarton, thomie, carter

 GHC Trac Issues: #14492

 Differential Revision: https://phabricator.haskell.org/D4754
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14492#comment:16>
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