diff options
author | Robert Hensing <robert@roberthensing.nl> | 2020-10-30 23:18:24 +0100 |
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committer | Robert Hensing <robert@roberthensing.nl> | 2020-10-30 23:18:26 +0100 |
commit | b43c13a9161daf1801188e61104debafa5243fe1 (patch) | |
tree | b8c5e55865d724f4b5d812fadc958bcbfba11164 /src/libexpr/eval.cc | |
parent | c4d903ddb009aa6472530699e154d85a24eac51d (diff) |
BoehmGCStackAllocator: increase stack size to 8MB
The default stack size was not based on the normal stack size and
was too small.
Diffstat (limited to 'src/libexpr/eval.cc')
-rw-r--r-- | src/libexpr/eval.cc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc index ea7ba0a6a..486a9fc1a 100644 --- a/src/libexpr/eval.cc +++ b/src/libexpr/eval.cc @@ -226,7 +226,12 @@ static void * oomHandler(size_t requested) } class BoehmGCStackAllocator : public StackAllocator { - boost::coroutines2::protected_fixedsize_stack stack; + boost::coroutines2::protected_fixedsize_stack stack { + // We allocate 8 MB, the default max stack size on NixOS. + // A smaller stack might be quicker to allocate but reduces the stack + // depth available for source filter expressions etc. + std::max(boost::context::stack_traits::default_size(), static_cast<std::size_t>(8 * 1024 * 1024)) + }; public: boost::context::stack_context allocate() override { |