On September 7th (Tue.), browsing for Mackerel documents will be unavailable for a short period of time between 1:00-3:00 a.m.

Thank you for choosing Mackerel.

Maintenance for Hatena Blog is scheduled to be carried out on September 7th (Tuesday).

2021年9月7日(火)午前1:00〜午前3:00ごろまでメンテナンスにより、はてなブログのご利用ができなくなります - はてなブログ開発ブログ (Japanese only)

And because Mackerel documents are provided using the Hatena Blog feature, document browsing will be temporarily unavailable during the following time period.

Please note that this maintenance will not affect Mackerel's main service. We apologize for the inconvenience and thank you for your understanding in our efforts to provide a more stable service.