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Date

Authors

Joseph (Pepe) Kelly Yafang Deng

Status

TIS21-4449 - Getting issue details... STATUS

Summary

Bulk upload page is continually refreshing and showing “the server took too long to respond“.

Impact

Users can not use Bulk upload as usual.

Sometimes when bulk upload service is up for a short period of time, users are able to upload the file. Once the service is restarting, it can miss the response from other services and the file is stalled in progress.

Non-technical Description

Bulk upload service is continually restarted and bulk upload webpage is continually refreshing.


Trigger

  • Threre were 2 super large file uploaded and completed with thousands of errors.


Detection

  • User queries:

Liam Lofthouse: Morning General - is there an issue with the bulk upload page? I seem… 

posted in TIS Support Channel / General at 21 April 2023 09:28:59


Resolution


Timeline

BST unless otherwise stated

  • : Several uploads with significant numbers of errors led to problems with the service

  • 09:28 - User report that page keeps refreshing

  • 09:28 - User report that page keeps refreshing

  • 12:20 - Found a valid cause for the additional memory use Modified the upload ser

  • 14:40 - 15:40: Modified and monitored the service further to check that it was stable


Root Cause(s)


Action Items

Action Items

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Lessons Learned

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