Merge #7334

7334: Add back jemalloc support r=jonas-schievink a=jonas-schievink

jemalloc is useful due to its introspection API, which allows obtaining quick and accurate memory usage statistics without running into `mallinfo`'s limitations.

Co-authored-by: Jonas Schievink <[email protected]>

1 files changed, 2 insertions, 0 deletions

diff --git a/crates/profile/Cargo.toml b/crates/profile/Cargo.toml
index 9c7ce26be..f7231c2b8 100644
--- a/crates/profile/Cargo.toml
+++ b/crates/profile/Cargo.toml
@@ -14,12 +14,14 @@ once_cell = "1.3.1"
 cfg-if = "1"
 libc = "0.2.73"
 la-arena = { version = "0.2.0", path = "../../lib/arena" }
+jemalloc-ctl = { version = "0.3.3", optional = true }
 
 [target.'cfg(target_os = "linux")'.dependencies]
 perf-event = "0.4"
 
 [features]
 cpu_profiler = []
+jemalloc = ["jemalloc-ctl"]
 
 # Uncomment to enable for the whole crate graph
 # default = [ "cpu_profiler" ]