Yes? Allocation in a multithreaded program is simple? Balancing allocator space overhead, fragmentation, and allocator performance? What about getting statistic

Yes? Allocation in a multithreaded program is simple? Balancing allocator space overhead, fragmentation, and allocator performance? What about getting statistics and insight into allocations? Detecting buffer overruns? You couldn't be more wrong. Behold the source code to jemalloc and despair. Allocation can be simple in very specific cases where you can use a single threaded arena.