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Logstash Monitoring Not Working After Upgrade
When upgrading from older versions, the built-in logstash_system user is
disabled for security reasons. To resume monitoring:
Change the
logstash_systempassword:PUT _xpack/security/user/logstash_system/_password { "password": "newpassword" }Re-enable the
logstash_systemuser:PUT _xpack/security/user/logstash_system/_enable