22.03.2019 10:05, ma_golyo@... [firebird-support] wrote:

> We use 2.5.8 CS on Oracle Linux 7.6. It has 200+ database and 4000+ connections.
>
> Yesterday we had corruptions in many databases around the same moment.
>
> These are the different messages in the firebird.log after the corruptions and trying to
> valdate/fix/backup/restore/read the databasese. What could be the cause/problem?

Taking into account that you are using Classic Server and corruption happened in
different databases it looks like RAM failure.

--
WBR, SD.