Full бекап падает на этапе валидации

[kisloy]

2025.05.04 21:05:02
INFO: Backup start, pg_probackup version: 2.5.15, instance: сссс, backup ID: SVR0WE, backup mode: FULL, wal mode: STREAM, remote: false, compress-algorithm: zlib, compress-level: 3
INFO: This PostgreSQL instance was initialized with data block checksums. Data block corruption will be detected
INFO: Backup SVR0WE is going to be taken from standby
INFO: Database backup start
INFO: wait for pg_backup_start()
INFO: Wait for WAL segment /mnt/сссс/pbk/backups/сссс/SVR0WE/database/pg_wal/0000000100012DA3000000FF to be streamed
INFO: PGDATA size: 3043GB
INFO: Current Start LSN: 12DA3/FFF00638, TLI: 1
INFO: Start transferring data files
INFO: Data files are transferred, time elapsed: 2h:10m
INFO: wait for pg_stop_backup()
INFO: pg_stop backup() successfully executed
INFO: stop_lsn: 12DA4/F9791158
INFO: Getting the Recovery Time from WAL
INFO: Syncing backup files to disk
INFO: Backup files are synced, time elapsed: 36s
INFO: Validating backup SVR0WE
WARNING: Invalid CRC of backup file "/mnt/ссс/pbk/backups/сссс/SVR0WE/database/pg_wal/0000000100012DA400000023" : 632C905D. Expected 5873AD27
WARNING: Backup SVR0WE data files are corrupted
INFO: Backup SVR0WE resident size: 1598GB
ERROR: Backup SVR0WE failed
2025.05.05 00:15:15
Проблема проявляется не регулярно.
Бекап льется на NFS-шару.