# apachectl start Invoking 'systemctl start apache2'. Use 'systemctl status apache2' for more info. אורי u...@speedy.net
On Thu, Jun 11, 2020 at 7:23 AM Eli Marmor <e...@netmask.it> wrote: > Please run: > apachectl start > from the command line, and copy the response to this list. > If there is no error, please copy the relevant lines from the error.log of > apache2. > > On Thu, Jun 11, 2020, 7:12 AM אורי <u...@speedy.net> wrote: > >> Hi, >> >> Running the command "sudo apachectl configtest" returns "Syntax OK". >> >> Running "sudo systemctl restart apache2" doesn't respond. But a few >> minutes ago it worked and the website worked. I rebooted again and now >> again it's not working. The problem is that apache doesn't restart after >> rebooting. >> >> אורי >> u...@speedy.net >> >> >> On Thu, Jun 11, 2020 at 6:29 AM אורי <u...@speedy.net> wrote: >> >>> Hi, >>> >>> Thanks for your suggestion, I decided to upgrade to 18.04.4 and I ran a >>> few times the following commands (from root): >>> >>> sudo apt autoremove >>> sudo apt-get update >>> sudo apt-get upgrade >>> sudo apt update >>> sudo apt upgrade >>> >>> I have 4 servers and I upgraded all of them and 3 of them are working >>> properly, however one server apache is not working, I can't restart apache >>> (with "sudo systemctl restart apache2" - it's not responding) and the >>> website is not working. How can I fix it now? >>> >>> The server didn't respond after reboot once (after 2 reboots) and I had >>> to shut it down and restart it again. >>> >>> Thanks, >>> Uri >>> אורי >>> u...@speedy.net >>> >>> >>> On Wed, Jun 10, 2020 at 10:29 PM Micha Bailey <michabai...@gmail.com> >>> wrote: >>> >>>> Regarding the upgrade to Focal (20.04): There’s no reason to rush. >>>> Bionic (18.04) is supported, if I’m not mistaken, until 2023. In fact, >>>> Bionic (LTS) users aren’t even offered the upgrade (i.e. you need to go out >>>> of your way to get it) until 20.04.1 is out in a few months. >>>> >>>> Regarding the upgrade to 18.04.4, I could be mistaken, but my >>>> understanding is that point releases aren’t new versions of Ubuntu per se. >>>> At point releases, new isos are spun with up-to-date packages, but it’s >>>> still the same version. Assuming you make a habit of installing updates >>>> regularly (which you obviously should be), you will effectively >>>> automatically be on 18.04.4. >>>> >>>> On Wed, Jun 10, 2020 at 6:44 PM אורי <u...@speedy.net> wrote: >>>> >>>>> Hi, >>>>> >>>>> Actually I have a staging server which I can upgrade first to 18.04.4 >>>>> to see if it works, or if something breaks. But I didn't find it on Google >>>>> - how do I upgrade an OS to Ubuntu 18.04.4 (from 18.04.*) without >>>>> upgrading >>>>> it to 20.04? >>>>> >>>>> אורי >>>>> u...@speedy.net >>>>> >>>>> >>>>> On Wed, Jun 10, 2020 at 6:19 PM Shlomi Fish <shlo...@gmail.com> wrote: >>>>> >>>>>> Hi Uri! >>>>>> >>>>>> On Wed, Jun 10, 2020 at 5:30 PM אורי <u...@speedy.net> wrote: >>>>>> >>>>>>> Hi, >>>>>>> >>>>>>> I'm sorry for posting twice in the same day to the same mailing >>>>>>> list. But I have a question: I'm using Ubuntu 18.04.3 LTS for a few >>>>>>> production servers (one of them I upgraded a few months ago from 14.04). >>>>>>> How important it is to upgrade the OS version, or can I keep it like >>>>>>> this? >>>>>>> I'm afraid that things will break up if I upgrade. And if I upgrade, >>>>>>> should >>>>>>> I upgrade to Ubuntu 18.04.4 or 20.04? I think since 20.04 has been >>>>>>> recently >>>>>>> released, it might have bugs which will be fixed later, and I prefer >>>>>>> not to >>>>>>> use the first version of 20.04 but to wait about one year before I use >>>>>>> it. >>>>>>> Is there a risk with keeping using 18.04.3? Or should I upgrade at >>>>>>> least to >>>>>>> 18.04.4? >>>>>>> >>>>>>> >>>>>> I've answered the general question here: >>>>>> >>>>>> >>>>>> https://github.com/shlomif/Freenode-programming-channel-FAQ/blob/master/FAQ_with_ToC__generated.md#will-a-change-i-would-like-to-do-break-some-functionality >>>>>> >>>>>> Quoting it: >>>>>> >>>>>> Will a change I would like to do break some functionality? >>>>>> >>>>>> As the aphorism >>>>>> <https://github.com/shlomif/shlomif-email-signature/blob/master/shlomif-sig-quotes.txt#L1988> >>>>>> goes: The difference between theory and practice is that in theory, >>>>>> there is no difference between theory and practice, while in practice, >>>>>> there is.. There is usually a risk, however small, that a change >>>>>> will break some functionality. With good tooling (such as >>>>>> https://en.wikipedia.org/wiki/Version_control , >>>>>> https://en.wikipedia.org/wiki/Virtual_machine and >>>>>> https://en.wikipedia.org/wiki/OS-level_virtualisation ) it should be >>>>>> relatively easy to revert a change which introduced regressions, and you >>>>>> should do adequate testing. >>>>>> >>>>>> A change may have to be avoided due to being estimated as too time or >>>>>> money consuming, or as having too little gain. However, promising changes >>>>>> should be attempted because: >>>>>> >>>>>> 1. "No guts - no glory." >>>>>> 2. What does "if it ain't broke, don't fix it" really mean? >>>>>> >>>>>> <https://szabgab.com/what-does--if-it-aint-broke-dont-fix-it--really-mean.html> >>>>>> 3. If you never change anything, your project won't progress. >>>>>> >>>>>> ---------- >>>>>> While you may break some functionality by updating to 18.04.04 , you >>>>>> also risk being affected by known security vulnerabilities (which may >>>>>> also >>>>>> break functionality sooner or later). There is a concept of >>>>>> https://en.wikipedia.org/wiki/Technical_debt . >>>>>> >>>>>> Regarding updating to 20.04, it is likely more time consuming and may >>>>>> have more breaking changes, and you may not need all the newest and >>>>>> shiniest software versions there, and you may wish to only update to >>>>>> ubuntu >>>>>> 22.04/etc. I didn't hear of too many horror stories of ubuntu 20.04 being >>>>>> unusable or unstable, but I'm quite out of the loop. >>>>>> >>>>>> Good luck! >>>>>> >>>>>> >>>>>> >>>>>>> Thanks, >>>>>>> Uri. >>>>>>> אורי >>>>>>> u...@speedy.net >>>>>>> _______________________________________________ >>>>>>> Linux-il mailing list >>>>>>> Linux-il@cs.huji.ac.il >>>>>>> http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Shlomi Fish https://www.shlomifish.org/ >>>>>> >>>>>> Buddha has the Chuck Norris nature. >>>>>> >>>>>> Please reply to list if it's a mailing list post - >>>>>> http://shlom.in/reply . >>>>>> >>>>> _______________________________________________ >>>>> Linux-il mailing list >>>>> Linux-il@cs.huji.ac.il >>>>> http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >>>>> >>>> _______________________________________________ >> Linux-il mailing list >> Linux-il@cs.huji.ac.il >> http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >> >
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