The VM That Survived the Migration But Lost Its Identity
A recent VM migration to AHV was initially deemed successful, but later revealed intermittent authentication failures. The root cause was identified as time drift due to the replacement of VMware Tools without proper time synchronization verification. This incident highlights a common oversight in migration checklists regarding identity continuity.
- ▪The VM migration was completed successfully with nominal storage latency and a green health check.
- ▪Intermittent authentication failures surfaced 72 hours post-migration due to time drift caused by the replacement of VMware Tools.
- ▪The incident underscores the importance of including time synchronization verification in migration checklists.
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3784059) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } NTCTech Posted on May 17 • Originally published at rack2cloud.com The VM That Survived the Migration But Lost Its Identity #cloud #infrastructure #devops #vmware The migration ran clean. The VM came up on AHV within the expected window. Storage latency was nominal. The health check returned green. The team marked it complete, moved to the next workload, and closed the cutover ticket. Seventy-two hours later, a service desk ticket arrived.
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