dmj
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Everything posted by dmj
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FWIW; Assuming a loadbalancer is too much overhead (which I can't see how it would be), Cloudflare is a super simple gui setup and will do SSL termination with DoS protection and a web firewall for $20 per month.
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I'm sure management are aware, but none of these things are necessary to apply an ssl certificate. It's simply a case of running an HAProxy/Envoy/Nginx etc loadbalancer in front of the server and using this to supply the certificate. It wouldn't even need downtime. As we are speculating my guess is it's that it's not worth fixing a dying platform if the new one is 'soon'. Assuming soon is in geological terms.
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Before moving to industry I worked in a University with 25,000 users using BIND,DHCPD which were integrated with AD controllers. There were some plans afoot to replace the AD controllers with Ansible and remove GPO completely but I left before any discussions took place. All the file/print sharing were managed by a pool of six samba servers running on ZFS. The trick with Samba/CUPS is to use the windows drivers on a samba partition - windows clients don't know the difference. The site wide wifi was managed by FreeRadius. SAML SSO was handled by shibboleth. Its quote common for larger organisations to have a lot of free software managing infrastructure. At a previous school I've also ran a FreeRadius wifi setup along with DHCPD, samba for filesharing and a KVM/Libvirt setup for virtualisation, and used a samba domain controller for an offsite location. It's certainly possible to run this kind of setup in very large organisations, but if you're a one man band with little experience, then paying the microsoft tax would be an easier ride.
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DC. = Samba4 DHCP = DHCPD DNS = BIND9 FILE/Print = SAMBA/CUPS RADIUS = FREERADIUS VM's. = kvm/libvirt Licensing = £0
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:sadface:
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Could probably run an m.2 drive over the USB. Might be more reliable?
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scp user@host:/path/filename.sql /local/path I'd guess it's missing something from the database. Try re-running the initialisation script ontop of the database. It might work. from the docs: [color=#25282F][font=monospace]# zcat /usr/share/doc/zabbix-sql-scripts/mysql/server.sql.gz | mysql -uzabbix -p zabbix[/font][/color] https://www.zabbix.com/download Ultimately you probably need to replace the sd card (and setup DB replication so if it goes down you can switch over to the replica DB!)
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If it's started you should backup the database before doing anything. something like mysqldump --skip-lock-tables --order-by-primary -h localhost > /mnt/databasebackup.sql You might need to add user "-u" and "-p" options. I'd then try and run the zabbit migration scripts on the existing database (to recreate the tables). This will create the tables that zabbix needs to run. You can always use the corrupt backup file to get back where you started.
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Try progressively increasing the value from 1 to 6 innodb_force_recovery = 6
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It's probably something like /etc/mysql/mysql.conf.d/mysqld.cnf even if it starts you'll probably have to rebuild the tables. My guess is the SD card is corrupt.
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Try and start it with innodb_force_recovery put this in your ini file:
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The 2.5 admins podcast mentioned some of the issues with long term cold storage in this episode: https://2.5admins.com/2-5-admins-89/
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You don't need a windows server to run papercut, or to serve windows clients.
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What nonsence. I work with 10's of thousands of users on Linux. The only reason to run an expensive windows server is if you have Windows only apps and don't know how to manage linux servers.
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e2-standard-2 (2core 8GB) with an SSD on GCP would cost £31 per month to run that if you could move it to linux. (with committed use discounts). The azure calculator put it at £122 so not sure if their calculator is busted?
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samba server would cost next to nothing resource wise for that.
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I've signed up for a home FTTP connection with Trooli. They are the only company offering this service in my area. They are installing lines locally, the cabling is all physically marked 'trooli'. With copper, the lines are (generally) owned by Openreach and other companies can offer their services on the Openreach network. Do new residential FTTP providers operate in the same way? so that I could change provider after my fixed term should another company offer a similar service - or would another provider need to install their own cabling?
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It does sound a weird one if all the drivers (Inc chipset and SATA) are up to date and have 2019 support from HP. I can't imagine 2019 has some magic function to slow things down! but if it's EOL then downgrade might be the best option. 2016 has life left in it, and a Linux could also be an option.
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I guess you're using all the official HP drivers for all the hardware, and given them the latest firmware.other than that I'd get a support ticket into HP and see if they have a known workaround.
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If there's nothing showing in the error logs I'd expect it to be a driver problem somewhere along the line, perhaps the SATA controller? It wasn't clear from your post whether all the hardware is HP or just the tapedrive?
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If the application is too old for this sort of thing it should be really simple to do on the load balancers
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At the end of the day you'd need to re write the data periodically if you want to keep it for a very long time. A flash drive will lose charge, optical storage will degrade, magnetic storage will lose magnetic orientation. The only "good" method is to maintain the data like we do for everything else, making regular backups and testing them.
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I can't play a DVD even now, besides you'll get disc rot on it in 50yrs.
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For those like me who had to google it The problem we had was that it takes hours to train for each individual to be any use and I very much doubt the students/staff will have the time to devote to it. In my case the request came from an EHCP which specified the software so we were (legally) bound to offer that service, so we just had to grit our teeth, buy the kit and watch the money get wasted as the kit sat in a cupboard.
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It may not be suitable for your needs, but I have an electric bike battery that I use for weekend camping it's about 20ah and when I'm not using it as a charger it fits on my bike. Supposedly it should charge my MacBook five times but I've never tried that. https://www.amazon.co.uk/DREAMyun-Lithium-ion-Battery-250W-1500W-Electric/dp/B096K47KB5/ref=mp_s_a_1_5?c=ts&keywords=Bike+Batteries&qid=1650478901&s=cycling&sr=1-5&ts_id=3764938031
