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  1. Using automation and versioncontrol for server...

    Using automation and versioncontrol for server management is not my idea.
    It is industry standard for at least a decade.
  2. Sure. Use ansible/chef/puppet to manage your...

    Sure.
    Use ansible/chef/puppet to manage your servers and git to keep your configuration outside of the servers.
    This way there is less need to login via ssh.
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    foo='Network "123" "ABC"' awk '{print $1"...

    foo='Network "123" "ABC"'

    awk '{print $1" "$2"\n" $1" "$3}' <<< $foo
    Network "123"
    Network "ABC"
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    This command is most likely io bound, not cpu...

    This command is most likely io bound, not cpu bound.
    So: no.
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    The kernel will decide which process gets the...

    The kernel will decide which process gets the next cpu timeslices.
    So even if a process runs on all available cores, other processes will still be processed.

    Naturally, if there are multiple...
  6. Hi, native installs are much preferred. So...

    Hi,

    native installs are much preferred.
    So yes, install git and browsersync on ubuntu also.
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    What makes you think that the job saturates a...

    What makes you think that the job saturates a cpu?

    First gather and evaluate the metric graphs of iowait, load, iops, etc
    Then you can know the current bottleneck and evaluate options.
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    hi Based on the given information my advice is...

    hi
    Based on the given information my advice is to hire a freelancer or an agency to investigate the machine.

    If you want to try it yourself:
    Gather and look at the server metrics (load, io,...
  9. 1) Upgrade to centos7. Centos7 has apache 2.4 2)...

    1) Upgrade to centos7. Centos7 has apache 2.4
    2) Learn about library and tool dependencies, then package your own rpms. Start here...
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    Hi I think I can explain it: - The script...

    Hi

    I think I can explain it:
    - The script started between 00:00 and 00:59 on March, 12
    - March 11 effectively has 23h in your (assumed) timezone America/New_York, because daylight saving time...
  11. Is postfix running? Check the process with ps...

    Is postfix running?
    Check the process with ps and look for the listening port with ss.
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    Check dns.

    Check dns.
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    If you know that a) the services are redundant...

    If you know that
    a) the services are redundant and/or can have a downtime
    b) the machine is rebootsafe

    Then yes. Then you can reboot into single user.
    If you take over the duties/scope/learning...
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    hi, a mailserver is a bit of a "end boss" for...

    hi,

    a mailserver is a bit of a "end boss" for an operations team.
    Yes, you can start a postfix quite easily.
    But configuring it in a way, that other MTAs dont classify you as a spammer takes...
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    Change your password, create a second user.

    Change your password, create a second user.
  16. Seems you erased the gpt. You might or might not...

    Seems you erased the gpt.
    You might or might not be able to restore it from its on disk backup with gdisk
    https://www.rodsbooks.com/gdisk/gdisk.html


    Personally, I wouldnt bother. There is a...
  17. Login to the hypervisor machine and open the...

    Login to the hypervisor machine and open the local console of that vm.

    And fedora8 is so old, that calling it production is a joke.
  18. capslock on? Another way is to attach a livecd...

    capslock on?

    Another way is to attach a livecd to this vm, boot it, chroot to this fedora8, repair whatever was broken.
    You say it worked before, so someone/something changed somewhat. Yes, this...
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    hi, sorry to be blunt: This is a server, so...

    hi,

    sorry to be blunt:
    This is a server, so you do not need a gui.
    Learn the commandline, then an automation tool.
  20. Both. Email is primarily for humans. It is...

    Both.

    Email is primarily for humans.
    It is too complex and varying for a monitoring solution.
    Is parsing an email body possible? Yes.
    Will I advise this? No.

    Emails go through various email...
  21. Email is the wrong tool. Look at monitoring...

    Email is the wrong tool.

    Look at monitoring tools like icinga.
    https://github.com/Icinga/icinga2

    Will it solve your problem quickly and easily as a self-proclaimed newbie?
    No, but a...
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    The tshark output is text. So the general answer...

    The tshark output is text.
    So the general answer to this general question is: yes
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    https://tutorials.ubuntu.com/tutorial/tutorial-ins...

    https://tutorials.ubuntu.com/tutorial/tutorial-install-ubuntu-desktop#0
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    https://www.wireshark.org/docs/man-pages/tshark.ht...

    https://www.wireshark.org/docs/man-pages/tshark.html
  25. Wine is a fantastic effort from a technical point...

    Wine is a fantastic effort from a technical point of view, but thinking operational it is always the second best option.
    Because the windows programs are not developed for and not tested against...
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