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2/3/4-Node Cluster no Fabric-Interconnects (FIs) Edge-Servers connected to LAN-Switches „back-to-Back“-Option for 2-Node Cluster only „RF2“-redundancy    Read More →

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Beitrag ansehen Performance All-NVMe Cluster HyperFlex Acceleration Engine  Scaliabilty 2:1 Compute-to-Converged Nodes-Ratio Data Protection Stretched Cluster (Metro Availability) „Cisco HyperFlex Premier“-Cisco Data Center Enterprise Agreement TierRead More →

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Use-Case Investment-Protection VM-Migration Fibre-Channel   Ethernet iSCSI FCoE FC-Setup VSAN WWNN/WWPN-Pool vHBA templates FC-SAN Zoning / LUN-Masking FC-Switch Directly connected FC-Storage supported zoning within UCS-FI HyperFlex SAN Connectivity Policy iSCSI Setup VLAN MAC-Pool/vNIC-Template(s) HyperFlex LAN-Connectivity Policy  Read More →

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Today i wanted to stop using hard-coded S3-Credentials in my scripts running on EC2-Instances. Create an IAM-Role Services IAM Roles [Create Role] Select type of trusted entity AWS-Service EC2 [Next: Permissions] Attach permissions policies AmazonS3ReadOnlyAccess Review Role name: READ_S3 Attach Role to EC2-Instance Services EC2 Instances Instance Settings attach IAM-Role READ_S3 Prepare Linux Setup Within the EC2-Instance to which the IAM-Role has been attached. Check Access to „meta-data“ => „IAM“ => „Security-Credentials“ The Script has to know the name of the role to use. Fetch the IAM-Role-Credentials using python.requests() Attention: recreated the Role in the meantime, so the credentials have been modified. Use the credentialsRead More →