At present, we have more than 500 Elasticsearch clusters, with thousands of nodes. The Elasticsearch versions are 6.3.2, 7.2 and 7.4. In order to solve the log4j vulnerability, if you choose to upgrade the Elasticsearch version on a large scale, it will affect the online business. The cost is relati…

Fix log4j ：upgrade ES version OR replace log4j.jar to 2.17.2

Christian_Dahlqvist (Christian Dahlqvist) April 20, 2022, 9:33am 2

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