多路径错误： device-mapper ： multipath ：恢复路径
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适用场景
- ONTAP 9
- Red Hat 虚拟化 4.3
- Synergy 5830C 32 GB FC HBA
- FC
问题描述
- 使用Synergy 5830C 32 Gb FC HBA的Red Hat Virtualization 4.3主机报告错误：
[Thu Oct 20 16:15:15 2020] sd 2:0:1:7: Power-on or device reset occurred
[Thu Oct 20 16:15:15 2020] sd 1:0:2:4: alua: port group 3e9 state N non-preferred supports TolUsNA
[Thu Oct 20 16:15:16 2020] device-mapper: multipath: Reinstating path 66:208.
- 问题描述 仅在使用32 G HBA端口速度时发生