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

edited Aug 18, 2022 11:06AM in Linux

APPLIES TO:

Oracle Cloud Infrastructure - Version N/A to N/A [Release 1.0]

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


SYMPTOMS

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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