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set v8_enable_private_mapping_fork_optimization = true (#1535)

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Ryan Dahl 2024-07-23 10:07:07 -04:00 committed by GitHub
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commit 979f3d87d1
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@ -36,6 +36,13 @@ default_args = {
v8_use_external_startup_data = false
v8_use_snapshot = true
# This flag speeds up the performance of fork/execve on Linux systems for
# embedders which use it (like Node.js). It works by marking the pages that
# V8 allocates as MADV_DONTFORK. Without MADV_DONTFORK, the Linux kernel
# spends a long time manipulating page mappings on fork and exec which the
# child process doesn't generally need to access.
v8_enable_private_mapping_fork_optimization = true
# We prefer embedders to bring their own compression
v8_use_zlib = false
v8_enable_snapshot_compression = false