FYI: This server has since gone to a new home. 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. […]
Preparing a server for sale – Supermicro 846 – 10 x 5TB HDD Read More »
This post has been replaced by a newer one.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 Today I noticed this post is out of date.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
This is the Dell R730 host known as R730-03. This post has been replaced by a newer post. It replaces an earlier post. gpart zpool list zpool status File systems dmesg sesutil show jls
This post is based on a tweet and was created after a followup incident occurred today. The post was created to consolidate the information into a blog post so I could easily find it later. Details about this host (disks, zpool, gpart, etc) are in this post. On March 15 2022, I noticed these messages
da12 in my FreeBSD zfs array disappeared at :02 and came back at :04 Read More »
This was written a few weeks ago and I just noticed today that it had not been published. Following on from I bought a new nvme drive – or did I?, I ran stressdisk on it. [dvl@test ~]$ sudo gpart add -a 4k -t freebsd-zfs nvd0 nvd0p1 added [dvl@test ~]$ gpart show nvd0 => 34
I am going to upgrade a FreeBSD 12.2 host to FreeBSD 13.0 with one reboot. Actually, here, because of the zpool update, there is another reboot. This is significantly fewer than the standard upgrade process (yeah, critics claim 1 is not significantly less than 2; sigh). The instructions are taken from vermaden’s blog post on
Updating my FreeBSD 12.2 host to FreeBSD 13.0 Read More »
In this post I will replace a working, but suspect, drive with another drive. No down time. The server is knew. In this post: FreeBSD 12.2 ZFS TOSHIBA MD04ACA500 5TB drive – the suspect drive: da17 TOSHIBA HDWE150 5TB drive – the replacement: da22 None of these drives are under warranty What drives are in
Replacing a failing drive in a ZFS zpool Read More »
This is a small desktop / short tower case which is connected to a couple of tape libraries. This post replaces a previous post. Partitions [dan@tape01:~] $ gpart show => 40 5860533088 ada0 GPT (2.7T) 40 1024 1 freebsd-boot (512K) 1064 984 – free – (492K) 2048 4194304 2 freebsd-swap (2.0G) 4196352 5856335872 3 freebsd-zfs
This host has been retired. The services were distributed amongst r730-01 and r730-03. This host was often referred to as r720 or r720-01 (after r720-02 appeared on the scene) This replaces a previous post. I’ve been given a Dell PowerEdge 720. It contains: 6 x 400GB SAS SSDs – data01 zpool 2 x 100GB SAS
In my recent post you saw this: [dan@r720-01 ~]$ zpool status zroot pool: zroot state: ONLINE scan: resilvered 818M in 0 days 00:00:09 with 0 errors on Tue Oct 15 21:32:12 2019 config: NAME STATE READ WRITE CKSUM zroot ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 ada0p3 ONLINE 0 0 0 gpt/zfs1 ONLINE
Going from partition to label in zpool status Read More »