<!-- disableFinding(LINE OVER 80) -- Filestore Log-Based Troubleshooting Diagnoses, troubleshoots, and remediates Filestore client mount failures, permission errors ( ), and network timeouts ( ) across projects. Prerequisites & Quick Start Required IAM roles on target project(s) (and Shared VPC host project if applicable): Read : (instance & export ACLs), (VPC firewall rules), (Cloud Audit & GKE CSI logs), (if using MCP tools). Write (Remediation only) : (export ACL updates), (firewall rule creation). Authenticate, verify billing/APIs, and configure your environment: Attribution Prefix every…