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  1. [server] Re: How to replace MSDOS disks with GPT disks in a MDADM RAID10 Array

    Thank you all for your replies. To clarify, the RAID array contains only data. The system disk (which failed) is a single SSHD, and is backed up regularly to an external hard-disk (I wish I'd thought...
  2. [server] How to replace MSDOS disks with GPT disks in a MDADM RAID10 Array

    Hi

    4 years ago I built a server with 4 x 2TB data disks in a RAID10 array formatted as EXT4. I am finally approaching 50% capacity (i.e. not really stretching the boundaries) but following a...
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    [SOLVED] Re: apt update fails in 18.04

    OK, ignore that. Fixed by disconnecting external drive (which has a bitlocker encrypted partition) and rebooting.
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    [SOLVED] apt update fails in 18.04

    I have a new installation of Ubuntu server 18.04 LTS (replacing 16.04 LTS, following a failed hard disk. Recently "sudo apt update" has failed with the following error:



    david@srvbuntu:~$ sudo...
  5. [SOLVED] Re: MySQL to MariaDB Migration Walkthrough - Ubuntu 16.04 Server

    Thanks to both of you for your advice. I won't have the opportunity to actually do this for a couple of weeks due to work/family commitments, but I'm documenting the process so actually doing it is...
  6. [SOLVED] Re: MySQL to MariaDB Migration Walkthrough - Ubuntu 16.04 Server

    It just occurred to me to ask... How would I backup and restore the users, passwords and grants?
  7. [SOLVED] Re: MySQL to MariaDB Migration Walkthrough - Ubuntu 16.04 Server

    I guessed that would be the prudent approach. I only have two databases defined (zoneminder and a shopping list app). Am I right to believe all the others are system databases which I won't need to...
  8. [SOLVED] MySQL to MariaDB Migration Walkthrough - Ubuntu 16.04 Server

    I am looking to migrate/upgrade from MySQL to MariaDB.

    I am running Ubuntu16.04LTS on a small headless server at home, having upgraded from 14.04. I'm not planning to go to 18.04, as I suspect...
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    [server] Re: transmission-daemon won't start as a service

    Perfect, it has fixed it here for me also. Not sure I should mark the thread solved. The issue raised on the transmission GitHub page has been closed, with no work-around, but this intervention fixes...
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    [server] Re: transmission-daemon won't start as a service

    I hadn't tried that... yes I get the same symptom.
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    [server] transmission-daemon won't start as a service

    I'm running transmission-daemon as a service, installed from the transmissionbt PPA. It was upgraded from 2.92 to 2.93 today, but the upgrade didn't complete. The software seems to have been...
  12. [SOLVED] Re: Bind failing after Update (Ubuntu 16.04 LTS)

    Solved.

    There was an errant backtick in /etc/default/bind9. Removed it and works again.
  13. [SOLVED] Re: Bind failing after Update (Ubuntu 16.04 LTS)

    Bump!
  14. [SOLVED] Bind failing after Update (Ubuntu 16.04 LTS)

    Hello Forum

    Since applying a system update (which included bind) on Sunday (19th November) named has been failing to start as a service. The error in syslog is typically:

    rndc: connect failed:...
  15. [server] Re: Help: How do Remove OS Password for PostgreSQL user postgres

    I thought that about the security thing too - that wasn't my motivation. I'll look at handling the password in the script if it fails tonight
  16. [server] Help: How do Remove OS Password for PostgreSQL user postgres

    Before I started messing about today, I was able to issue the command "su postgres" and get a prompt without entering a password.

    For reasons I will go into if asked, I have configured a password...
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    [server] Collabtive doesn't run (HTTP 500)

    I'm trying to install Collabtive on Ubuntu server 16.04 LTS from the standard repository. I have a working Apache2 installation with PHP7. When trying to access http://server/colabtive/install.php...
  18. [SOLVED] Re: Forcing "nice" - OpenVPN client as a service

    Found it:

    For systems using systemd, you set capabilities for an openvpn connection in /usr/lib/systemd/system/openvpn@.service. I achieved what I needed to by adding " CAP_SYS_NICE" to the line...
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    [SOLVED] Re: Hardware VPN/Crypto Accelerators

    OK, so I obtained the card in question, and installed it in my server system. It booted up without issues and the card was identified correctly (lspci).
    No drivers were loaded, but having the card...
  20. [server] Re: Allow single threaded process (OpenVPN) to use entire core?

    The NICs are built in to the motherboard. The "router" is also my server but is pretty under-utilised. It is not running a GUI.

    It has 5 SATA hard disks. 4 are in a raid10 software array (mdadm)....
  21. [server] Re: Allow single threaded process (OpenVPN) to use entire core?

    OK, that's encouraging.

    My 45 Mbit/s is with the CPU core doing the encryption/decryption for that specific tunnel running at 45% utilisation. This suggests I could get to 100Mbit/s at 100%...
  22. [SOLVED] Forcing "nice" - OpenVPN client as a service

    Hi

    I've added the following directives to my openVPN client configuration file in order to maximise the VPN throughput on my Ubuntu 16.04 based VPN router/gateway.



    fast-io
    nice -20
    ...
  23. [server] Re: Allow single threaded process (OpenVPN) to use entire core?

    Checking cipher-MAC combinations, payload size: 16384 SALSA20-256-SHA1 102.09 MB/sec
    AES-128-CBC-SHA1 25.38 MB/sec
    AES-128-CBC-SHA256 21.68 MB/sec
    AES-128-GCM...
  24. [server] Re: Allow single threaded process (OpenVPN) to use entire core?

    I've managed approx 180mbit/s through a VPN to the same provider from my I7 equipped desktop. Neither my ISP or my VPN provider is actively or passively throttling my bandwidth, though I recognise...
  25. [server] Re: Allow single threaded process (OpenVPN) to use entire core?

    Actually it's both. It acts as a VPN client, routing traffic from my LAN via a VPN service (silent protest against government snooping), and as an OpenVPN server for my mobile/portable devices via...
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