%3CLINGO-SUB%20id%3D%22lingo-sub-924875%22%20slang%3D%22en-US%22%3EExperiencing%20Data%20Access%20issue%20in%20Azure%20Portal%20for%20West%20US%202%20region%20-%2010%2F21%20-%20Resolved%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-924875%22%20slang%3D%22en-US%22%3E%3CDIV%20style%3D%22font-size%3A14px%3B%22%3E%3CDIV%20style%3D%22font-size%3A14px%3B%22%3E%3CDIV%20style%3D%22font-size%3A14px%3B%22%3E%3CU%3EFinal%20Update%3C%2FU%3E%3A%20Monday%2C%2021%20October%202019%2021%3A21%20UTC%3CBR%20%2F%3E%3CBR%20%2F%3EWe've%20confirmed%20that%20all%20systems%20are%20back%20to%20normal%20with%20no%20further%20customer%20impact%20as%20of%2010%2F21%2C%2020%3A11%20UTC.%20Our%20logs%20show%20the%20incident%20started%20on%2010%2F21%2C%2020%3A03%20UTC%20and%20that%20during%20the%208%20minutes%20that%20it%20took%20to%20resolve%20the%20issue%209.2%25%20of%20customers%20experienced%20difficulties%20accessing%20data%20in%20the%20West%20US%202%20region%3CIMPACT%20statement%3D%22%22%3E.%3CBR%20%2F%3E%3CUL%3E%3CLI%3E%3CU%3ERoot%20Cause%3C%2FU%3E%3A%20The%20failure%20was%20due%20to%20a%20back%20end%20data%20system.%3C%2FLI%3E%3CLI%3E%3CU%3EIncident%20Timeline%3C%2FU%3E%3A%208%20minutes%20-%2010%2F21%2C%2020%3A03%20UTC%20through%2010%2F21%2C%2020%3A11%20UTC%3CBR%20%2F%3E%3C%2FLI%3E%3C%2FUL%3EWe%20understand%20that%20customers%20rely%20on%20Application%20Insights%20as%20a%20critical%20service%20and%20apologize%20for%20any%20impact%20this%20incident%20caused.%3CBR%20%2F%3E%3CBR%20%2F%3E-Jack%20Cantwell%3CBR%20%2F%3E%3C%2FIMPACT%3E%3C%2FDIV%3E%3CHR%20style%3D%22border-top-color%3Alightgray%22%20%2F%3E%3C%2FDIV%3E%3C%2FDIV%3E%3C%2FLINGO-BODY%3E%3CLINGO-LABS%20id%3D%22lingo-labs-924875%22%20slang%3D%22en-US%22%3E%3CLINGO-LABEL%3EApplication%20Insights%3C%2FLINGO-LABEL%3E%3C%2FLINGO-LABS%3E
Final Update: Monday, 21 October 2019 21:21 UTC

We've confirmed that all systems are back to normal with no further customer impact as of 10/21, 20:11 UTC. Our logs show the incident started on 10/21, 20:03 UTC and that during the 8 minutes that it took to resolve the issue 9.2% of customers experienced difficulties accessing data in the West US 2 region.
  • Root Cause: The failure was due to a back end data system.
  • Incident Timeline: 8 minutes - 10/21, 20:03 UTC through 10/21, 20:11 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.

-Jack Cantwell