ITPUB
Jun 8, 2017 · Operations
Why Bash Memory Allocation Fails After Update: 32‑bit vs 64‑bit Process Layout Explained
After a recent Bash upgrade on certain servers, SSH logins intermittently failed due to bash’s inability to allocate memory, prompting an investigation that revealed differences in 32‑bit and 64‑bit process memory layouts, exec‑shield behavior, and kernel mmap handling on CentOS 6.5.
32-bit64-bitBash
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