Increased latency and decreased availability of GetUserReadOnlyData APIs

This incident has been resolved.

A fix has been implemented and we are monitoring the results.

The issue has been identified and a mitigation has been implemented. Customers should be seeing an immediate improvement. Latency and error rate are expected to be back to normal within 2 hours. Multiple engineering teams across the company are collaborating to identify the root cause.

We are still investigating the issue. The list of affected APIs:
Admin/GetUserReadOnlyData, Admin/UpdateUserReadOnlyData, Client/GetPlayerCombinedInfo, Client/GetUserCombinedInfo, Client/GetUserReadOnlyData, Client/LoginWithAndroidDeviceID, Client/LoginWithApple, Client/LoginWithCustomID, Client/LoginWithEmailAddress, Client/LoginWithFacebook, Client/LoginWithGameCenter, Client/LoginWithGoogleAccount, Client/LoginWithGooglePlayGamesServices, Client/LoginWithIOSDeviceID, Client/LoginWithKongregate, Client/LoginWithNintendoServiceAccount, Client/LoginWithNintendoSwitchDeviceId, Client/LoginWithOpenIdConnect, Client/LoginWithPlayFab, Client/LoginWithPSN, Client/LoginWithSteam, Client/LoginWithTwitch, Client/LoginWithXbox, Server/GetPlayerCombinedInfo, Server/GetUserReadOnlyData, Server/LoginWithServerCustomId, Server/LoginWithXboxId, Server/UpdateUserReadOnlyData

Our engineering teams are investigating the degraded performance of GetUserReadOnlyData APIs since 00:00 UTC.