hardware

R730-01

For reference, the previous post on this server is still available. Today, the host was updated to FreeBSD 14.0, from FreeBSD 13.2. This is my primary developer server in my basement. gpart zpool list zpool status zfs list dmesg sesutil show jls

Preparing a server for sale – Supermicro 846 – 10 x 5TB HDD

After powering off the server about 8 months ago, I took the first steps to selling it. I opened it up and took out 2x NVMe sticks (1TB each, ZFS mirrored, giving a 930G zpool) INTEL fiber NIC (Intel X540-AT2) I’ll be keeping those items. I also took an inventory of the drives still in …

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Can I really swap CPU and RAM between my Dell R730 servers?

Can I really swap CPU and RAM between my Dell R730 servers? I wrote about that recently. Sure. It might just work. First, let’s look at the service tags and find out. I have four Dell R730 servers in the basement: r730-01 – main development server – contains 2x E5-2650L v3 : add some RAM …

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Why didn’t I choose the bigger CPUs?

I have four Dell R730 servers in the basement: r730-01 – main development server r730-02 – unused r730-03 – main storage server r730-04 – unused So what’s on each one? If you look at each of the links, you’ll find this information on CPU and RAM. The information is collected from /var/run/dmesg.boot, but not presented …

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r730-01

This post has been replaced by a newer one. For reference, the previous post on this server is still available. Today I noticed this post is out of date. I like to keep this information around for each host, just in case it’s needed during a rescue mission. This is my primary developer server in …

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Adding two more 12TB drives to the mirror

As mentioned in several previous posts, I’m moving a server from one chassis to another. None of the hardware is coming over. Just the jails and data. Recently, I’ve been trying out two new 12TB drives. I’m looking forward to the reduced noise level, as well as the reduced power consumption and heat. In this …

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How much noise will I lose when I power off this server?

This morning I pondered how much will noise reduce when I power off that server? From the comfort of my living room, directly above the rack in the basement, I powered it off. At first, I was disappointed. I could still hear that repetitive whine. After considering powering off one of the other hosts, I …

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