[[MTHAllocations shared]
    startSingleChunkMallocDetector:[MTHawkeyeUserDefaults shared].chunkMallocThresholdInBytes
                          callback:^(size_t bytes, vm_address_t *_Nonnull stack_frames, size_t frames_count) {
                              MTHLogInfo(@"chunk malloc:%.2fmb stack: ", bytes / 1024 / 1024.f);
                          }];

MTHLogInfo(@"allocations single chunk malloc start");