Mackerel Team Director 
id:daiksy here.
This is an announcement to report that the planned database maintenance scheduled for July 18th, 2018 (Wed.) was successfully completed without incident.
Maintenance work started on schedule at 3:00 p.m. (Japan time) and was completed at 8:00 p.m. as the result of two extension periods. We understand that this extended period of system stoppage was an inconvenience and we greatly appreciate your cooperation.
Maintenance time period overview
Operations were carried out in the following sequence.
- 3:00 p.m. ~ 4:30 p.m.: System shutdown and implementation of database maintenance
- 4:30 p.m. ~ 6:00 p.m.: Confirmation of operation. High-capacity control for retransmission processing from mackerel-agent.
- 6:00 p.m. ~ 7:00 p.m. :1 hour extension of maintenance period. Continued high-capacity control for retransmission processing from mackerel-agent.
- 7:00 p.m. ~ 8:00 p.m. : Additional 1 hour extension with only connectivity monitoring component stopped. Observation of mackerel-agent’s retransmission processing and restoration of connectivity monitoring component.
At 8:00 p.m., all features were confirmed re-operational and the maintenance period ended.
This concludes the maintenance report.
Here at Mackerel, we will continue to do our best to maintain a stable work environment for our users in the future. Thank you for your cooperation and thank you for choosing Mackerel.
