Before you continue check that you have ESXi 6. You need the old driver. I don’t know if this issue exists in other configurations but what I’ve seen so far it affects these configurations;. Has anyone tested with ESXi 6. The downgrade to scsi-hpvsa Thanks so much for taking the time to publish this article! Page of 11 Go.

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Coverage – Extend hours of coverage from 9 hours x 5 days to 24 hours x 7 days Duration – Select duration of coverage for a period of 1, 3, or 5 years Warranty upgrade options can come in the form of Care Packs, which are sold at the HP System v120i this product attaches too DA – Worldwide — Page 11 The information contained herein is subject to change without notice.

My local copy forces https: Performance and data protection innovation. Please email me when you get a chance. I see you are running the Update 1 version.

Fix VMWare ESXi 6.* slow disk performance on HP b120i controller

Btw I tested with jp Windows and Linux guests, there is no real difference. RAID algorithms into device driver software. Even after a reboot of the host that specific part of the virtual disk keeps being written fast, so there is caching involved.


The performance is in fact the other way around; until the cache fills up, write performance is fine.

The discribed solution by Johan workes perfectly fine for the new hp esxi 6. What I did to resolve that was disable the vmw-ahci driver with this command: Comments to this Manuals Your Name.

Fix VMWare ESXi 6.* slow disk performance on HP bi controller | Johan Draaisma’s website

B12i might be a change in Update 1. I have no idea why. They come as-is without any guarantees. April 23, at April 12, at Thanks so much for taking the time to publish this article!

Dear Johan, Thank you very much for the very good description. No other settings were changed at all.

August 3, at 2: This is just some page where I write about techie stuff I encounter that I might want to use again later or that might interest others. By pressing ‘print’ button you will print only current page. Find the 2 empty bays to put the new drives in, and slot them in. If you have ESXi 6. But G120i am not sure yet.


Thank you for your great post. Not solving this specific issue, cause the hp ms gen8 doesnt use the vmw-ahci driver since it got its own driver from HP. Or you can do it at the console by pressing F2, logging in, and going to “Troubleshooting options” and v120i it there.

HP B120i Specification

The reason for this is that the ‘wget’ program which allows you to download files directly off the Internet to the ESXi server is simplistic; it only does http: The technological adventures of a dutch IT guy. Open b120 front cover.

So I assume the hpvsa issue still exists and requires a backrev driver even on 6. October 12, at 9: December 9, at Hp compaq thin clients hardware reference guide 34 pages.