During March 2025, Piotr Sarna enhanced mount verification for the awslabs/mountpoint-s3-csi-driver by replacing the standard os.Stat() call with the statx syscall on Linux. This approach improved detection of corrupted or unresponsive mounts, particularly for FUSE and networked filesystems, addressing reliability issues in Kubernetes environments. To ensure compatibility across diverse Linux systems, Piotr implemented a safe fallback to os.Stat() when statx was unavailable. The work demonstrated a strong grasp of Linux internals, system programming, and Go, resulting in more robust mount verification logic. The feature addressed a nuanced production problem and reflected thoughtful engineering depth within the project.