![]() In the management interface, right-click on the system you want to put in maintenance mode.Do a sequential reboot of the controllers (one after the other) Click on the following options Edit Settings > General > Operation Mode > Maintenance (Figure 1 below (in English only))įigure 1: Change Operation Mode to maintenance mode.ģ.In the Dell Storage Manager (DSM) interface, right-click on the system you want to put in maintenance mode.Place the system in maintenance mode (This will avoid generating unnecessary Support incidents when the controllers reboot). Ensure this Failover test is done during a planned maintenance window.Ģ. In order to complete the test please follow the procedure below:ġ. It is imperative to perform a failover test before a SCOS update in order to confirm and validate that the Best Practice configuration for the hosts is correct and ensure that, during the update, the hosts remain connected to the Storage volumes and avoid a loss of production. the host running your Data Collector application.the shared Management IP address assigned to the storage.the IP addresses of the physical management (Eth0) ports on both controllers.How do I check Firewall rules for SupportAssist/Secure Console?įor dual controllers, the rules shown below will need to be set for: Replicating systems should be updated within the same maintenance window, so additional planning may be required.Failure to do so may result in the volumes going offline during the update. If Live Volumes with Auto Failure are in use, please refer to the specific requirements outlined here to ensure that your system complies with best practices.Confirm replications/Live Volumes will be paused for the duration of the update to ensure that they remain synchronized.Confirm a failover test, as described here, has been completed, or will be completed before the update takes place.In the worst cases, failure to carry out the proper checks may result in an unexpected outage. Our health check is not fully environment aware and may not identify all possible issues. Please note, is the customer’s responsibility to perform these checks. Validate the current best practices for the given environment, including a review of the Storage Compatibility Matrix.The required version will be determined and provided by Dell EMC Support prior to the update taking place. Have an installed version of Dell Storage Manager compatible with your intended SCOS version.(Please note that this may require implementing the networking changes detailed here. Have an installed working SupportAssist and SSH connection for system pre/post checks.The Dell EMC best practice is to run a full of all data prior to any update.What do I need to prepare for a SCOS update? Post update checks will be run by Dell EMC Support once we are notified that the update has been completed.Estimated completion times for the update and other installation options can be found here. The update is applied through your preferred management client, choosing the Non-service Affecting option, unless a maintenance window has been put in place.The system should be placed into Maintenance mode before the update is applied.Normal download time for this package is between 20 and 30 minutes, but it may vary. Dell EMC Support will release an update package.Dell EMC Support needs to complete a pre-update system health check.**(this needs to be run within 24 hours of the update taking place).Pre-update requirements, such as updates to Dell Storage Manager, will be identified by Dell EMC Support and resolved by the customer before the update can should be applied.This should be done one week prior to the update to the SCOS. Contact Dell EMC Support to run a health check.What to expect when requesting a SCOS Update? Please contact Dell EMC Support for more information. ![]() This will then be installed using the Storage Center Update Utility. Dell EMC Support can provide an ISO image to be downloaded offsite and brought physically to the site. ![]()
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