/srv/irclogs.ubuntu.com/2019/11/16/#ubuntu-server.txt

=== mIk3_09 is now known as mIk3_08
=== lotuspsychje_ is now known as lotuspsychje
[diablo]Good evening #ubuntu-server ..17:24
[diablo]guys a friend of mine is about to clean install an old server he has. He's going to install 18.04 server...  Is ZFS fully supported please?17:25
[diablo]for a mirror of two drives ... will hold data, pictures, movies, music etc17:26
[diablo]not ZFS for the OS17:26
=== im0nde_ is now known as im0nde
mason[diablo]: Yeah, that's easy enough to do. Do your installation using up 30G or so of each drive, standard MD-RAID1/LUKS/LVM, and you can have a big partition at the end of each disk for LUKS->ZFS or straight ZFS, mirrored either way.19:19
mason[diablo]: Something I like to do with LUKS is use two key slots, so I can have one key in the (encrypted) root, say, /etc/keys or something, and one keyslot dedicated to a passphrase I can type should I somehow lose access to the keys.19:19
[diablo]hi mason sorry I did Google and found it's fully supported19:20
masonYep.19:20
[diablo]:)19:20
[diablo]for this no encryption will be required19:20
mason[diablo]: The trick is that the installer doesn't help you with it, so you'll probably end up doing a dual-stage install.19:20
[diablo]I use ZFS on FreebSD...19:20
[diablo]so I wanted to embrace it for my mates box..19:20
masonGood idea.19:20
[diablo]cheers for replying tho19:21
masonFreeBSD and Ubuntu are very similar in terms of how they support ZFS, with the caveat that GRUB can't easily deal with all of it without a ton of handholding.19:21
[diablo]enjoy your weekend19:21
masonAlready on that.19:21
[diablo]his install for OS is regular EXT4 and LVM...19:22
masonOn MD-RAID1?19:22
[diablo]just the RAID mirror I wanna put on  ZFS19:22
[diablo]OS is just 1 x SSD19:22
masonYou're not going to run ZFS on the MD-RAID are you?19:22
masonah19:22
[diablo]no no... the old spinning rust drives will be vaped to ZFS and mirrored19:22
masonkk19:23
[diablo]:)19:23
masonFWIW, I also like using GPT and specifying vdevs using GPT labels. Very, very easy, consistent, trouble-free.19:23
masonConsistent between FreeBSD and Ubuntu even.19:23
masonMy last gushing recommendation will be thinking about using the Linux EFI stub loader, because then you can do away with GRUB entirely. I keep copies of my kernels and initrds in my ESP and boot Linux directly, no bootloader, with mirrored/native-encrypted (or LUKS for older Ubuntu) ZFS root. Good stuff.19:24
masonOf course, if you do that you're moving away from what the shipped installer can handle, but, eh.19:25
masonAnyway, on to the weekend-enjoyment phase. You have a good one too.19:25
[diablo]mason cheers, I might do that19:35
[diablo]all the best19:35
ChmEarltrying to boot `eoan-live-server-amd64.iso` in qemu with kvm.. I get a frozen window and the language menu never appears, while the disco ISO instantly gives this20:55
ChmEarlusing qemu-4.1 on Debian buster20:55
compdocdo you use virt-manager?21:19
ChmEarlcompdoc, no, I use cmdline21:26
ChmEarlcompdoc, it seems that qemu-4.2 has this fixed with a new kconfig for CONFIG_LZ421:27
=== JanC_ is now known as JanC
ChmEarlhttps://src.fedoraproject.org/lookaside/pkgs/qemu/qemu-4.2.0-rc1.tar.xz/21:35
mybalzitchstupid bugs21:39
ChmEarllooked over the qemu-4.2* tree and there is nothing new for lz4 in ./configure22:00
ChmEarlonly the u-boot: roms/u-boot/lib/lz4.c22:01

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