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glibc
1 postsWhy Rust services hold onto memory: glibc, jemalloc and munmap
A Rust service's RSS stayed flat after load tests. The cause wasn't a memory leak but glibc's arena-based allocator behavior; switching to jemalloc fixed it.
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A Rust service's RSS stayed flat after load tests. The cause wasn't a memory leak but glibc's arena-based allocator behavior; switching to jemalloc fixed it.