64 bit OS / 32 bit process [duplicate]
问题 This question already has answers here : How much memory can a 32 bit process access on a 64 bit operating system? (7 answers) Closed 6 years ago . What is the maximum private memory that a 32 bit process can address on a 64 bit operating system? 回答1: The limit is 2GB. Please refer to this link for details 回答2: Generally: same as if it was running on a 32bit OS. It's internal pointers are still 32bit, so only 4G addressable. Same limitations apply with kernel reserved address space, which