This post talks about how I reduced the power consumption on my Dell R720 by adjusting the configuration settings. In this post: Dell R720 Sources I found Taming a 12th gen Dell PowerEdge when I was researching data cables for the SAS card I was going to use. For the record, the cables referred to in that post are wrong for what I used. I bought a pair of DELL POWEREDGE R520 R530 […]
Dell R720 – reducing power consumption Read More »
I like to build systems that boot using drives directly connected to the M/B. No HBA, no SATA cards, etc. I like the simplicity involved. Sometimes that target is hard to achieve. The first step to configuring the R720 was upgrading the firmware. I spent time on hardware selection, including power and data sources. I also spent time looking at NVMe booting, but abandoned that idea. Earlier this week, enough hardware had arrived
Installing internal PCI Slot SSD drive enclosures in a Dell R720 Read More »
This post has been replaced by a new one. This replaces a previous post. I’ve been given a Dell PowerEdge 720. It contains 8 x 400GB SSDs and one 80GB SSD for the OS. I’ve added in a SAS 9207-8i card, as mentioned previously. The zpool: The filesystems: And dmesg:
This post has been replaced by a new one. I’ve been given a Dell PowerEdge 720. It contains 8 x 400GB SSDs. I’ve added in a SAS 9207-8i card, as mentioned yesterday. FreeBSD is not installed. I booted the system up via mfsBSD and had a look at dmesg output.
I have obtained a Dell R720 containing 10 x 400GB SSDs. The drives are connected to a RAID controller (H710P) which cannot do JBOD / IT mode. This means the drives are effectively hidden from ZFS, which is never good. In this post: FreeBSD 12.0 ZFS Dell R720 SAS 9207-8i This post describes past work and future plans for this server as I get it ready to be a general purpose server running
Preparing the Dell R720 for ZFS Read More »
See also: Updating firmware etc on a Dell R730 I started writing this blog about a month ago. Last night, I did the firmware upgrade completely forgetting I had this draft post in my blog. Instead of reading this, I wound up doing something very similar, and pretty much lived tweeted it. After upgrading the IDRAC to the latest, I then went into the LifeCycle Controller and upgraded nearly all the things. However,
Updating firmware etc on a Dell R720 Read More »