Aug. 25 (UTC+9) Access Trouble Occurred on Part of User Environment of Free SaaS (Recovered)

This problem has been recovered already.

Some of the customers of ‘Questetra BPM Suite SaaS Edition’ could not login the service on August 25th, 2017 (UTC+9:00), for occurrence of access trouble. Also, it was in a state where processing of Workflow does not progress on the same environment. Also, in between 25th and 28th of August, it was in a state where processing of Workflow does not progress on the same environment. We deeply apologize to the customers for your inconvenience.

Trouble Date

1) 2017-08-25 18:12 to 18:54 [UTC +9:00] (42 minutes period)

  • 08-25 09:12 to 09:54 [UTC]

2) 2017-08-25 21:38 to 22:09 [UTC +9:00] (31 minutes period)

  • 08-25 12:12 to 12:54 [UTC]

3) 2017-08-25 22:30 to 22:31 [UTC +9:00] (1 minutes period)

  • 08-25 13:12 to 13:54 [UTC]

4) 2017-08-25 22:36 to 2017-08-28 16:26 [UTC +9:00] (2 day, 17 hours and 50 minutes)

  • 08-25 13:12 to 2017-08-28 07:26 [UTC]

What Occurred

#1 to #3, Particular customers of Free SaaS Edition could not login to Questetra BPM Suite
#4, Being in a state where processing of Workflow (Token) does not progress

Cause of Trouble

When a user attempted to delete a large App , an error of memory shortage occurred in the application server

Reaction

Recovered by restarting the application server.
We are planning to improve so as not to overuse the memory in deletion processing on large App in the future.