How Long Does It Take to Reinstall an ECS OS?¶
Generally, the process of reinstalling the OS of an ECS takes about 1 to 2 minutes to complete. On the ECS console, stop the ECS and choose More > Manage Image/Backup > Reinstall OS in the Operation column.
During this process, the ECS is in Reinstalling OS state.

Figure 1 Reinstall OS¶