The Yandex team restores the work of services after the accident in Sasovo

Yandex reported the incident at its data center located in the city of Sasovo, Ryazan region. As a result of the incident, the work of the site was completely stopped, and specialists began to eliminate the consequences. The cause of the incident was a fire caused by an attack by unmanned aerial vehicles on the night of Thursday, October 8.

"There was an incident at the Sasovo data center that affected part of the infrastructure. The situation on the site is under control now, there are no casualties," the company's press service said on Thursday, October 8.

According to the statement of the governor of the Ryazan region Pavel Malkov, which he posted on Telegram, two UAVs were shot down over the territory of the region. In the Sasovsky district, as a result of falling debris, the roof of an enterprise caught fire, and windows were broken in private houses. According to the Russian Defense Ministry, a total of 399 drones were intercepted and destroyed over the regions of Russia that night.

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Yandex clarified that a team of specialists is engaged in restoring the work of the affected services. Specialized services on the spot eliminate the consequences of the incident. Despite the shutdown of the data center, the company's main services continue to function normally, but for some users they may remain temporarily unavailable.

The technical problems started in the dead of night. As reported by Lenta.ru At 1:31 a.m. Moscow time, the Yandex Cloud portal recorded a power outage in the ru-central1-b availability zone. This made it impossible to create new virtual machines and databases for the platform's clients.

The failure affected not only the internal resources of the IT giant, but also external clients of the cloud infrastructure. According to the Kommersant newspaper, users of the CIAN service, as well as clients of several large developers, reported problems with access. Against the background of the news about the incident in the Ryazan region, Yandex shares on the Moscow Stock Exchange showed negative dynamics, falling in price by 2.8%. In addition, users of the Yandex Mail service in Russia complain about failures in its operation, follows from the data of the Detector404 Internet fault tracking detector.

The Sasovo data center was launched in 2014. According to the Amalantra publication, the facility is a modular IT cluster built inside the existing workshops of the Sasta machine tool plant. To integrate the servers into a single network, several optical communication lines were laid between Sasovo and Moscow.

Sasta PJSC, which partially houses a data center, specializes in the production of pipe-cutting machines for use in difficult conditions. The company supplies products to Russian machine-building plants and for export.