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Azalio · Data Center Operations Case Study

VISPL VMware-Centric RHEL Upgrade and Administration

Platform Administration / Upgrade

80+

Servers

8.5→9.2

RHEL

0

Rollbacks

Context

VISPL needed a controlled RHEL major version upgrade across a VMware estate with rollback confidence at every stage.

Challenge

RHEL 8.5 to 9.2 upgrade and administration in a VMware-centric environment with snapshots, backups, performance tuning and staged rollout.

Azalio Role

Upgrade planning, pre-upgrade snapshot/backup strategy, staged execution, post-upgrade validation, rollback readiness and administration support.

Solution

Snapshot-based upgrade strategy across VMware with pre/post validation scripts, staged rollout by workload tier, and rollback runbooks.

Execution Approach

Stage-by-stage rollout with snapshot checkpoints, validation gates after each batch, performance benchmarks and structured rollback paths maintained throughout.

Client Outcome

80+ servers upgraded with zero unplanned rollbacks, validated performance baselines and full audit trail.

Successful staged RHEL upgrade with controlled risk, validated performance and no unplanned rollbacks.

Full Technical Stack

RHELVMwareSnapshotsBackupPerformance Tuning

Engagement

3 months 4 engineers

Related Capability

Platform Build & Engineering