Replication over SSH error

[curtishall]

I'm having all kinds of issues doing a remote replication over VPN. I started a complete new dataset on the receiving end to sync to. After a successful transfer I tried another replication 24 hours later and I received these errors

[2020/11/20 18:20:39] INFO [Thread-333] [zettarepl.paramiko.replication_task__task_1] Connected (version 2.0, client OpenSSH_8.2-hpn14v15)
[2020/11/20 18:20:39] INFO [Thread-333] [zettarepl.paramiko.replication_task__task_1] Authentication (publickey) successful!
[2020/11/20 18:20:39] INFO [replication_task__task_1] [zettarepl.replication.run] For replication task 'task_1': doing push from 'tank/iRecord backups' to 'store/ccsobackup/iRecord backups' of snapshot='auto-2020-11-20_06-00' incremental_base='auto-2020-11-19_18-00' receive_resume_token=None
[2020/11/20 18:20:41] INFO [replication_task__task_1] [zettarepl.replication.run] For replication task 'task_1': doing push from 'tank/iRecord backups' to 'store/ccsobackup/iRecord backups' of snapshot='auto-2020-11-20_18-00' incremental_base='auto-2020-11-20_06-00' receive_resume_token=None
[2020/11/20 18:20:41] WARNING [replication_task__task_1] [zettarepl.replication.run] For task 'task_1' at attempt 1 recoverable replication error RecoverableReplicationError("client_loop: send disconnect: Broken pipe\nwarning: cannot send 'tank/iRecord backups@auto-2020-11-20_18-00': signal received")
[2020/11/20 18:20:41] INFO [replication_task__task_1] [zettarepl.replication.run] After recoverable error sleeping for 1 seconds
[2020/11/20 18:20:42] INFO [replication_task__task_1] [zettarepl.replication.run] For replication task 'task_1': doing push from 'tank/iRecord backups' to 'store/ccsobackup/iRecord backups' of snapshot='auto-2020-11-20_18-00' incremental_base='auto-2020-11-20_06-00' receive_resume_token=None
[2020/11/20 18:20:43] WARNING [replication_task__task_1] [zettarepl.replication.run] For task 'task_1' at attempt 2 recoverable replication error RecoverableReplicationError("client_loop: send disconnect: Broken pipe\nwarning: cannot send 'tank/iRecord backups@auto-2020-11-20_18-00': signal received")
[2020/11/20 18:20:43] INFO [replication_task__task_1] [zettarepl.replication.run] After recoverable error sleeping for 2 seconds
[2020/11/20 18:20:45] INFO [replication_task__task_1] [zettarepl.replication.run] For replication task 'task_1': doing push from 'tank/iRecord backups' to 'store/ccsobackup/iRecord backups' of snapshot='auto-2020-11-20_18-00' incremental_base='auto-2020-11-20_06-00' receive_resume_token=None
[2020/11/20 18:20:45] WARNING [replication_task__task_1] [zettarepl.replication.run] For task 'task_1' at attempt 3 recoverable replication error RecoverableReplicationError("client_loop: send disconnect: Broken pipe\nwarning: cannot send 'tank/iRecord backups@auto-2020-11-20_18-00': signal received")
[2020/11/20 18:20:45] INFO [replication_task__task_1] [zettarepl.replication.run] After recoverable error sleeping for 4 seconds
[2020/11/20 18:20:50] INFO [replication_task__task_1] [zettarepl.replication.run] For replication task 'task_1': doing push from 'tank/iRecord backups' to 'store/ccsobackup/iRecord backups' of snapshot='auto-2020-11-20_18-00' incremental_base='auto-2020-11-20_06-00' receive_resume_token=None
[2020/11/20 18:20:50] WARNING [replication_task__task_1] [zettarepl.replication.run] For task 'task_1' at attempt 4 recoverable replication error RecoverableReplicationError("client_loop: send disconnect: Broken pipe\nwarning: cannot send 'tank/iRecord backups@auto-2020-11-20_18-00': signal received")
[2020/11/20 18:20:50] INFO [replication_task__task_1] [zettarepl.replication.run] After recoverable error sleeping for 8 seconds
[2020/11/20 18:20:58] INFO [replication_task__task_1] [zettarepl.replication.run] For replication task 'task_1': doing push from 'tank/iRecord backups' to 'store/ccsobackup/iRecord backups' of snapshot='auto-2020-11-20_18-00' incremental_base='auto-2020-11-20_06-00' receive_resume_token=None
[2020/11/20 18:20:59] WARNING [replication_task__task_1] [zettarepl.replication.run] For task 'task_1' at attempt 5 recoverable replication error RecoverableReplicationError("client_loop: send disconnect: Broken pipe\nwarning: cannot send 'tank/iRecord backups@auto-2020-11-20_18-00': signal received")
[2020/11/20 18:20:59] ERROR [replication_task__task_1] [zettarepl.replication.run] Failed replication task 'task_1' after 5 retries