Cardano Nodes Go Offline for Half an Hour
At least half of the nodes on the Cardano network fell down for a short period of time over the weekend, according to reports from stake pool operators (SPO) and users of the cryptocurrency. An abnormality caused fifty percent of Cardano nodes to disconnect and restart, according to a message that was published on January 22 and posted on the SPO for Telegram by Input Output Global, the engineering and research company that is responsible for the Cardano blockchain. The unexpected interruption was explained in a post by the statement that «This seems to have been caused by a transitory anomaly triggering two reactions in the node,» which said that some nodes had detached from a peer, while others had thrown an exception and resumed.
In spite of a brief drop in performance, the Cardano network was able to recover without any assistance from outside sources.
In the article, it is stated that «such temporary difficulties» were taken into consideration during the node design and consensus process, and that «the systems operated precisely as predicted.»
During the anomaly, which took place between blocks 8300569 and 8300570, it was claimed that block production continued, although it was delayed for a few minutes. The «effect was minor, comparable to the delays that occur during regular operations,» according to the report. " Depending on the SPO that was selected, the majority of nodes automatically recovered.
At the time this article was written, the underlying problem that led to the anomaly and the subsequent node disconnections and restarts was still being investigated. According to the official notice, «We are presently researching the underlying reason for this aberrant activity and adopting more logging measures
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