[PATCH] D69294: [LLD][ELF] Support -[no-]mmap-output-file

[Nick Terrell via Phabricator via llvm-commits]

terrelln added a comment.

> Can you try posix_fallocate(fd, 0, len) and see how it performs under memory pressure with btrfs+compression?

I see the same behavior, which is expected, since we'll still see the write amplification.


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  https://reviews.llvm.org/D69294/new/

https://reviews.llvm.org/D69294