/srv/irclogs.ubuntu.com/2020/02/29/#ubuntu-uk.txt

brobostigonmorning06:11
zxmoypio/07:13
brobostigon\o07:21
ChunkyzEvening.21:20
ChunkyzNo....21:20
ChunkyzK.21:20
penguin42Yes, Evening21:23
zmoylan-pinearly 2130 here... dark and stormy night. status orange wind21:24
daftykins:O21:25
daftykinsi've been doing maintenance on that new client's server since 1:20pm :) although it's mostly lengthy I/O tasks so i've not really been working that long21:25
penguin42zmoylan-pi: The worst wind went through about 7pm21:26
daftykinsi discovered they were running their VM's from daisy-chained failed snapshots created by the backup program, so tracking all those delta files is what had murdered the I/O performance21:26
penguin42ouch21:27
zmoylan-pifun21:27
daftykinsi came up with the cunning plan of uploading a clonezilla image, booting that in the VM and backing up only the live dataset to a NAS they have on-site :D21:27
zmoylan-piwest coast got status red. will have to see if that part of the island is still there tomorrow21:28
daftykinsthat saved me having to transfer each delta image at a full total of 850GB ish instead of only a 150GB backup (compressed probably) as clonezilla spat out21:28
zmoylan-piyou didn't bring a 1tb floppy disk?! :-P21:28
daftykins:D21:29
zmoylan-pigreat fun formatting that in windows :-P21:29
daftykinsi deleted one snapshot as a test first, took 2 hours to consolidate that - now i'm deleting the rest and it's at 78%21:29
daftykinsonce complete i'll boot with the network disconnected so the mailserver doesn't go online - and run a defrag on both virtual disks :)21:30
zmoylan-pii was once handed a pc with vital data and 0 bytes free... took about 2 hours to delete 1mb of uneccessary files so it could boot :-)21:30
daftykinserk!21:30
zmoylan-piwindows is tetchy that way :-)21:31
daftykinsdid you ever that phenomenon that everyone comes out of the woodwork all at once for things they want done, just as you're already busy?21:31
daftykins+encounter21:31
zmoylan-pisimple rule. before i go onsite i have an email of what i am doing that day. i let the nice staff know i'm coming and to have anything that might need a look at to look at while i'm waiting for computer to complete tasks21:32
daftykinsa friends biz found an edge case a bit ago where they managed to get nextcloud to fill their VPS's /, apache wouldn't permit website logins until some space was cleared21:32
daftykinsah in my case i mean other clients wake up and get in touch :D21:32
zmoylan-piah, very different21:33
daftykinswoohoo we just jumped to completion21:34
daftykinswouldn't it be nice if this VM still booted now...21:35
penguin42 <drum roll>21:35
daftykins:D21:36
daftykinsfew things to prod first21:36
* zmoylan-pi places bet yes... eventually...21:36
penguin42boot on a leapyear hmmmm21:37
daftykinswhat's the worst that could...21:37
zmoylan-pinever say that, never think that, never type that. it's asking the gods of mocking to smite some small irreplaceable part that you can't replace easily on a saturday evening21:38
daftykins:D21:42
zmoylan-pii once spent 6 hours replacing a floppy drive. every part, every cable, every thing that could wrong went wrong. it was hilariously funny.... afterwards21:42
daftykinsas an anecdote a few pints into an evening ;)21:42
zmoylan-pihere's a pc moylan before you go can you replace the dead floppy drive. no prob. 2 minute job..... famous last words...21:42
zmoylan-pinot helped by it been a cursed ast slimline pc that required super slim floppy drive and a 'left hand' drive cable that worked only with that make and model...21:43
daftykinswe'll just ignore the bit where i tried to RDP into it and wondered why it wasn't working, given i'd disconnected the virtual NIC, shall we, gang? :D21:44
* daftykins coughs21:44
zmoylan-pinever happened.... been there... done that....21:44
zmoylan-pii once had my finger hovering over the enter key to delete files on hard disk that i needed to expand but didn't have the space for :-)21:45
zmoylan-pijust wiggle the blue wire.... https://i.imgur.com/2OjXQAJ.jpg22:12
daftykinsheh got linked that recently too :D22:14
daftykinshmm it wasn't a happy bunny booted with no NIC, poked around in safe mode and making it chkdsk now22:14
daftykinshow i wish it was on SSD...22:14
penguin42daftykins: So I'm not sure which VM system you're using or how your multiple layers of storage work; but one way to flatten a complex thing is just to boot the VM and dd out the disk image23:44
daftykinsyeah, in fact because the files themselves were huge and i knew it'd be a wasted job if i had turned up and copied them over the network, which was the original plan, i instead shutdown the VM and booted a clonezilla ISO to dump only the 'real' volumes to a network share :)23:53
penguin42nod23:53
daftykinsit's a long EOL VMware ESXi box these folks have, much like everything else on their network xD23:54
daftykinssome numpty installed a backup product inside the VM itself and told it to back itself up to network shares, when it has been failing it kept creating a snapshot, leaving the mess as it was23:54
daftykinsi was partly deciding between hosing them entirely and just restoring the imaged backup so that it would be sequentially written and probably sat better on the RAID volume, but in the end i just tried the snapshot deletion23:55
daftykinsjust running the OS level defrag now on the two virtual disks, should be hugely improved :D23:56
penguin42nod; it's pretty amazing how old some critical stuff running is - even in big companies23:56
daftykinsthese folks haven't paid anyone for maintenance at all, it's shocking23:57
daftykinsphysical server has firmware from 2012, the HP iLO 4 has had 2 critical security updates between the version that's on here and the newest23:58
daftykins(that's the management NIC firmware)23:58

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