HCIE-Storage H13-629_V2.5 Reddit Questions

Pvmove command does not support Linux cluster.

Redhat Linux enterprise 6 version of lvm does not support the pvmove command.

You need to install the cmirror package and run it on the cluster server.

Need to lvm version down to 1.0 before using pvmove migration data.

The service plane uses GE channels for data transmission.

The service plane connects the host IO channel, disk IO channel and GE switching channel.

Plane redundancy between each other, when the business plane fails, allowing the use of control plane transmission services.

When the GE switch channel fails, you can use the PCIe switch channel as a backup data transmission channel.

One Ethernet port can create multiple logical ports

If Ethernet ports A and B are added to VLAN 2, by default the ports A and B data are in the same drift group

If binding port A and physical port B join a unified VLAN, as long as there is a physical port in bonded port A, the service will switch to Physical Port B

When the IP drift mode is set to "Manual", when the port is restored, and the active port link is in a normal state for more than one minute, the system can cut back the service to the main port.

According to the importance of data measurement data backup frequency

Measure the backup window based on changes

According to the size of the data to measure the data retention period

According to measure the backup bandwidth