Red Hat DEVICE-MAPPER MULTIPATH 5.2 Manual do Utilizador descarregar pdf (Página 21)

DotHill – Linux Device Mapper Multipath “How To” for Storage Revision 4

storage resource is deleted from the host when it is online, the DM-MP device corresponding

to that LU is displayed as #:#:#:# in the

multipath -ll output.

• Online LUN addition is currently not supported

• The current version supports only a single path to the root device

• SLES 9.3 “user_friendly_names” may not create names with mpathN. Instead, edit the

multipath.conf file with the wwid of the device.

• When iSCSI is the protocol, the “no_path_retry” flag should be set to 12 and not queue.

There have been issues with Linux servers freezing when using queue as the value.

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Red Hat DEVICE-MAPPER MULTIPATH 5.2 Manual do Utilizador Página 21