For example for one LUN I have 4 possible paths to pick from in a Failover only policy but the path’s indentifying information is not adequate to properly identify the real hardware path. The read response times were very close, with the Emulex HBA generally having a slightly better response time. There is no direct firmware update for the Brocade adapters tested. Post A Comment You must be logged in to post a comment, please Sign in. Emulex and Brocade both use a single installation package that installs the drivers and management software.

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A common consideration regarding HBAs is their availability to customers. Both products provide a good set of diagnostics that can be run on the adapters, as shown below.

Office Office Exchange Server. In many cases, the read performance for both HBAs was very close. Not an IT pro? A management mode selection has three settings that restrict or expand the management scope. Each product takes a different approach to many of the day-to-day HBA administrative tasks. Viewed times Community Rating: When the Emulex HBAnyware online help is on the screen, the user can toggle back and forth between the help screen and the main HBAnyware screen as needed.

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Emulex and Brocade both use a single installation package that installs the drivers and management software. In addition to the batch mode firmware updates, Emulex also provides a batch mode distribution of HBA parameter settings by distributing a parameter file for the HBAs to any or all of the servers with compatible Mpuo HBAs that are visible in the fabric.


The current Brocade HBA products are much more limited with respect to industry support.

Brocade HCM version 1. The ‘mpclaim -v’ command will provide a SCSI address for each path: Tuesday, February 22, I need to make sure that I’m using the correct path in order to get the best performance.

The Brocade switch used to test the adapters revealed that the Emulex adapter supports Class 2 and 3, and that the Brocade adapter only supports Class 3. However, neither the online help nor any of the Brocade manuals describe how to create such a port. Emulex has a proven HBA customer support center with a great enulex of expertise and history.

This provides a consistent process and scales well to large environments.

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This file remains on the server and in the event of a change of HBA, the parameter settings remain, so that the HBA automatically uses them and the administrator does not have to individually reset the HBA parameter settings.

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smulex In its January 24, quarterly financial report, Emulex claimed an installed base of more than five million host server ports from its HBA product family. A series of IOmeter tests were run spanning a wide range of block sizes and queue depths for reads and writes.

Emulsx first test installations were performed on a server running Windows Server Enterprise x64 Edition. A total of four 8 Gbps HBAs from each company were tested, one in each of the four servers.


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Both have basic loopback tests and ping tests and log the number of tests and the test results. The of paths are proportional to the number of targets on the storage array, thus if you have 4 paths, you have 4 target ports on the storage array. This report also includes a basic performance meulex of the respective HBAs.

Vendors make various performance claims, so we ran some basic performance tests with the Brocade and Emulex HBAs. Emulex offers many HBAs in a wide variety of bus-types mpil form factors as shown in the table below.

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We did not find any emukex complete server-to-storage multipathing solution that has certified the Brocade HBAs as of this date. In our opinion, administrators in a large environment with many servers and HBAs will find that the Emulex approach is simpler and easier.

Brocade is fairly new in providing HBA customer support, as their traditional market has been for other types of products.