Clone operation might fail or take longer time to complete with default TCP_TIMEOUT value

Description

Clone operations take longer than 30 minutes to complete when scheduled backups are running with the default TCP_TIMEOUT set.

Backup operations fails with MySQL connection error because of the delay in the TCP_TIMEOUT.

Corrective action

In the Windows registry, complete the following steps:

1. Using Registry Editor (regedit.exe), open the Windows registry.
2. Locate the following key:

   HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters

3. To change the available ephemeral ports from 5000 to 65534, in the Edit menu, click New > DWORD (32-bit) Value.
4. Add the following registry information:
   • Value Name: MaxUserPort
   • Value: 65534
5. To change the TcpTimedWaitDelay from the default of 4 minutes to 30 seconds, in the Edit menu, click New > DWORD (32-bit) Value.
6. Add the following registry information:
   • Value Name: TcpTimedWaitDelay
   • Value: 30
7. Exit the registry by closing Registry Editor.
8. Reboot the SnapCenter host.