为什么在 RHEL 报告了 'ping timeout' 后,我的 iSCSI 设备出现 I/O 错误和连接失败?
Issue
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在 /var/log/messages 中看到 iSCSI 错误
iscsid: connection1:0: ping timeout of 5 secs expired, recv timeout 5, last rx 4363801791, last ping 4363806791, now 4363811791 iscsid: Kernel reported iSCSI connection 1:0 error (1011) state (3)
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当 iSCSI ping 超时发生时,我的应用程序会收到 I/O 错误
Environment
- Red Hat Enterprise Linux (RHEL) 5.
- Red Hat Enterprise Linux (RHEL) 6.
- Red Hat Enterprise Linux (RHEL) 7.
- Red Hat Enterprise Linux (RHEL) 8.
- iscsi-intiatior-utils.
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