![]() ![]() ![]() Get Ubuntuĭownload the latest Ubuntu CD for amd64. It should not harm your data (at least not mine), but do a backup before. I found in a french forum a way to enable the disk cache. As my main use of this server was ESXi and I didn’t wand to invest in a Perc H700 (with BBU), I continued the search. I also tried to update the firmware or find some hidden option but without any luck. Dell officially explains that as the Përc H200 does not have a battery, it does not use any cache (so far understandable) and it disables disk cache (unbelievable). Yes you read well, I bought an additionnal raid card (Perc H200) to have a write speed that lame (any 10 year old IDE drive can do better).Īfter a lot of googling I found out I was not the only one (some guy said that it took 1,5 week to create an RAID 1 array of 1TB). I started to make some test and finally found out that I had very very very slow writes : 12Mo/s. The installation works perfectly to the point where it feeled that many of my virtual machines were spending a lot of time in iowait. My question is about the mixture of ada and da drives. The machine has one hd as the OS drive, and 6 WD Red SATA drives, and one SSD that I was going to use a ZIL drive. In my ZFS Volume Manager, I have a ada drive and several da drives. I was all about saving money and keeping ESXi compatibility so I choose the Perc H200 as the raid card with 2 SATA drives. I have a 9.2.1.5 install running on a PowerEdge FS12-TY C2100 with a PERC H200 controller. I just bought a small Dell server Poweredge 110 II. Slow write with Perc H200 and VMWare ESXi Problem ![]()
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