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iSCSI Error Messages on OCI Instance "kernel: connection1:0: detected conn error (1020)" (Doc ID 2579118.1)

Last updated on JANUARY 17, 2024

Applies to:

Oracle Cloud Infrastructure Block Storage
Linux OS - Version Oracle Linux 6.10 to Oracle Linux 7.9 with Unbreakable Enterprise Kernel [5.4.17] [Release OL6U10 to OL7U9]
Private Cloud Appliance X8-2 - Version All Versions to All Versions [Release All Releases]
Linux x86-64


After creating CentOS6 instance, which is generated from an image distributed by Oracle, there are many iscsi error messages below in /var/log/messages, logged each several seconds. It might cause slow performance.

Jun 10 08:30:17 <hostname> kernel: connection1:0: detected conn error (1020)
Jun 10 08:30:17 <hostname> iscsid: Kernel reported iSCSI connection 1:0 error (1020 - ISCSI_ERR_TCP_CONN_CLOSE: TCP connection closed) state (2)



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