JustCall incident

Subset of Customers Unable to Access Sales Dialer

Resolved after 7 minutes, affecting Sales Dialer, on September 12, 2025.

postmortem Sep 12, 2025, 12:36 PM UTC

**Date:** 12th September 2025 **Duration:** 02:45 UTC - 02:53 UTC **Affected Services** * Sales Dialer **Impact** A subset of customers experienced degraded performance or complete unavailability of the Sales Dialer app. Some operations might also be delayed. **Root Cause** * Outdated cached offset limits caused inefficient query execution * High memory and CPU consumption on the database cluster * Resource exhaustion leading to temporary unavailability * Overall reduction in system responsiveness until intervention **Resolution** * Engineers identified and corrected the outdated caching behavior in query handling * Optimized query execution to prevent excessive resource usage * Applied additional safeguards and monitoring to mitigate similar issues in the future

Started
Sep 12, 2025, 02:45 AM UTC
Resolved
Sep 12, 2025, 02:53 AM UTC
Duration
7m
Detected by Pingoru
Sep 12, 2025, 02:45 AM UTC

Affected components

Sales Dialer

Update timeline

  1. investigating Sep 12, 2025, 12:30 PM UTC

    We are currently investigating this issue.

  2. identified Sep 12, 2025, 12:31 PM UTC

    The issue has been identified and a fix is being implemented.

  3. resolved Sep 12, 2025, 12:31 PM UTC

    This incident has been resolved.

  4. postmortem Sep 12, 2025, 12:36 PM UTC

    **Date:** 12th September 2025 **Duration:** 02:45 UTC - 02:53 UTC **Affected Services** * Sales Dialer **Impact** A subset of customers experienced degraded performance or complete unavailability of the Sales Dialer app. Some operations might also be delayed. **Root Cause** * Outdated cached offset limits caused inefficient query execution * High memory and CPU consumption on the database cluster * Resource exhaustion leading to temporary unavailability * Overall reduction in system responsiveness until intervention **Resolution** * Engineers identified and corrected the outdated caching behavior in query handling * Optimized query execution to prevent excessive resource usage * Applied additional safeguards and monitoring to mitigate similar issues in the future

Your product runs on more than JustCall

Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.

Add your stack →