Monzo’s 2019 Cassandra Outage

Update: 2021-04-05

Description

Monzo experienced some issues while adding servers to their Cassandra cluster on July 29th, 2019. Thanks to some good practices, the team recovered quickly and no data was permanently lost.

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Monzo’s 2019 Cassandra Outage

Tom Kleinpeter and Jamie Turner

#box-pro-ellipsis-173127431064092{-webkit-line-clamp:2;}Monzo’s 2019 Cassandra Outage

Monzo’s 2019 Cassandra Outage

Tom Kleinpeter and Jamie Turner

Monzo’s 2019 Cassandra Outage