Why has Illumio Core's policy enforcement rate dropped by 15% over the last month?

Introduction

The recent 15% drop in Illumio Core's policy enforcement rate over the last month is a critical issue that demands immediate attention. As we analyze this product challenge, we'll follow a systematic framework to identify, validate, and address the root cause while considering both immediate and long-term implications.

Step 1

Clarifying Questions (3 minutes)

• Looking at the timing, I'm thinking there might have been a recent product update. Has there been any significant change to Illumio Core in the past 1-2 months?

Why it matters: Recent changes could directly impact policy enforcement. Expected answer: Yes, there was a major update. Impact on approach: If yes, we'd focus on the update's features and potential bugs.

• Considering user segments, I'm wondering if this drop is uniform across all customers. Are we seeing this 15% drop consistently across different customer types or sizes?

Why it matters: Helps identify if it's a global issue or specific to certain user groups. Expected answer: The drop varies across customer segments. Impact on approach: If varied, we'd analyze which segments are most affected and why.

• Given the nature of policy enforcement, I'm curious about any changes in network infrastructure. Have there been any significant changes in our customers' network environments recently?

Why it matters: External changes could affect Illumio Core's ability to enforce policies. Expected answer: Some customers have reported network changes. Impact on approach: If yes, we'd investigate how these changes interact with Illumio Core.

• Thinking about potential measurement issues, has there been any change in how we calculate or collect the policy enforcement rate data?

Why it matters: Ensures we're not dealing with a data anomaly rather than an actual product issue. Expected answer: No changes in measurement methodology. Impact on approach: If there were changes, we'd need to re-evaluate our historical data for consistency.