How to determine which application caused NFS filesystem corruption when using NFSv4 locking

Issue

• When using NFSv4 with NFS locking across multiple clients, how can it be determined which application or process caused corruption on the shared filesystem?
• How to identify if multiple NFS clients are writing to the same file simultaneously, and which application or process is responsible (e.g., Apache ActiveMQ master/slave configurations or other multi-node setups).