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Mpp rdac woolmilkporc: for the info. It's more than this solution. Unfortunately after this, I could't detach the storage, too and my MDi displays path failovers again and again There are 2 ways of using the MPP rdac driver. Close Submit. To verify the driver is installed, use the following command:.

The following sample output shows QLogic drivers in bold mpp rdac :. To download the RDAC driver, go to:.

Select the package for the Linux OS platform. Place the mpp rdac in a non-volatile location on the system to be installed. Load the standard HBA non-failover driver. Make sure the kernel source tree is mpp rdac for the kernel version to be built against. Unpack the source code using the tar command:.


I can't test it as it requires direct mapi access This is the accepted answer. Please refer to your owner guide, or contact a Technical Support Representive, mpp rdac further details.


Reboot the host and mpp rdac the installation again once the array is updated. To post a comment you must log in.

SlideShare Explore Search You. Close Submit. You will be able to leave a comment after signing in. To use the mppSupport utility, type this command and press enter. The collected support data is saved in the file:. The RDAC driver contains mpp rdac settings that can modify the behavior of the driver. Any changes to the settings take effect on the next reboot of the host. The default values listed here are the platform-independent settings. Many of these values are overridden by the failover installer for Linux.

Linux Multipathing Solutions: MPP vs. DM-RDAC Dell

After you change a configuration value, you must run the mppUpdate utility and reboot your Linux server for the change to take effect. Setting OS Default Value. The MD32xxi is one mpp rdac device mpp rdac can be used with either. I have not had a chance to ever test to see with some of the Dell PowerVault arrays if one is better than the other and if so, under what circumstances. Note : Storage repositories should be configured and verified on the master host before adding additional slaves to the pool.

Repeat steps 1 through 6 for all hosts being joined in the pool, or for any hosts that are mpp rdac storage on the LSI controller. Email Required, but never shown. Experts Exchange. Log In.

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This is the accepted answer.Migrating from the MPP/RDAC multipath driver to the Linux DM-MP mpp rdac driver allows you to ensure you have a supported multipath failover solution in SANtricity If the MPP/RDAC driver is installed from the source, go to the RDAC source directory and then run the. Linux Multipathing Solutions: MPP vs.

Migrating the MPP/RDAC driver to the Linux DM-MP driver

DM-RDAC. A Dell Technical White Paper.

PowerVault MD and MDi Storage Arrays.

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