On 22 Sep 2019, at 00:05, WebDNA Solutions <ken@webdnasolutions.com> wrote:Two = months ago I ran into the dreaded "Sorry WebDNA server
not = running" error message on my local development server
after = an OS upgrade to Ubuntu 18.04 and the follow-up
installation= of the then-latest version of Apache.
Stuart saved me by pointing out that this WebDNA error was
caused by the Apache "PrivateTmp=3Dtrue" setting in this = file:
/lib/systemd/system/apache2.service
So I manually changed it to "PrivateTmp=3Dfalse"= and rebooted.
Then WebDNA ran fine until yesterday when I = was hit by the
"Sorry WebDNA server not running" error = again ...
:(
The= first thing I checked was my PrivateTmp setting in this
file, and surprisingly it was set back to its original
"true" value!
This file was = apparently overwritten during last week's Apache
upgrade, = but the problem never appeared until yesterday when
I = rebooted the server -- likely because last week's upgrade
did not restart Apache or reboot the server, so the new = file
was never read into RAM until yesterday's reboot.
It bothered me that an Apache upgrade would = overwrite my
manual configuration change, so I did some = more research
into this issue. Apparenly we're not = supposed to manually
edit this file. Instead we're = supposed to run the command:
sudo systemctl = edit apache2.service
... which creates a = uniquely named OVERRIDE FILE in:
/etc/systemd/system/apache2.service.d/
And then since this new override file starts out blank, we
must enter "PrivateTmp=3Dfalse" on a single line (without = the
quotes) and save it with its default name and in its = default
location, then close/exit the editor and restart = Apache.
This override file will not be = changed during an Apache
upgrade, which means any = overrides we create in this file
will persist after = upgrading Apache in the future.
BOTTOM = LINE:
Never edit = "/lib/systemd/system/apache2.service" manually.
Just edit = it via the above command and instructions. Then
restart = Apache and check to make sure WebDNA is running.
Regards,
Kenneth Grome
WebDNA = Solutions
http://www.webdnasolutions.com
Urgent/Emergency Phone: (228) 222-2917
Website, = Database, Network, and Communication Systems
---------------------------------------------------------
This message is sent to you because you are subscribed to
the mailing list talk@webdna.us
To unsubscribe, = E-mail to: talk-leave@webdna.us
archives: = http://www.webdna.us/page.dna?numero=3D55
Bug Reporting: = support@webdna.us
|
On 22 Sep 2019, at 00:05, WebDNA Solutions <ken@webdnasolutions.com> wrote:Two = months ago I ran into the dreaded "Sorry WebDNA server
not = running" error message on my local development server
after = an OS upgrade to Ubuntu 18.04 and the follow-up
installation= of the then-latest version of Apache.
Stuart saved me by pointing out that this WebDNA error was
caused by the Apache "PrivateTmp=3Dtrue" setting in this = file:
/lib/systemd/system/apache2.service
So I manually changed it to "PrivateTmp=3Dfalse"= and rebooted.
Then WebDNA ran fine until yesterday when I = was hit by the
"Sorry WebDNA server not running" error = again ...
:(
The= first thing I checked was my PrivateTmp setting in this
file, and surprisingly it was set back to its original
"true" value!
This file was = apparently overwritten during last week's Apache
upgrade, = but the problem never appeared until yesterday when
I = rebooted the server -- likely because last week's upgrade
did not restart Apache or reboot the server, so the new = file
was never read into RAM until yesterday's reboot.
It bothered me that an Apache upgrade would = overwrite my
manual configuration change, so I did some = more research
into this issue. Apparenly we're not = supposed to manually
edit this file. Instead we're = supposed to run the command:
sudo systemctl = edit apache2.service
... which creates a = uniquely named OVERRIDE FILE in:
/etc/systemd/system/apache2.service.d/
And then since this new override file starts out blank, we
must enter "PrivateTmp=3Dfalse" on a single line (without = the
quotes) and save it with its default name and in its = default
location, then close/exit the editor and restart = Apache.
This override file will not be = changed during an Apache
upgrade, which means any = overrides we create in this file
will persist after = upgrading Apache in the future.
BOTTOM = LINE:
Never edit = "/lib/systemd/system/apache2.service" manually.
Just edit = it via the above command and instructions. Then
restart = Apache and check to make sure WebDNA is running.
Regards,
Kenneth Grome
WebDNA = Solutions
http://www.webdnasolutions.com
Urgent/Emergency Phone: (228) 222-2917
Website, = Database, Network, and Communication Systems
---------------------------------------------------------
This message is sent to you because you are subscribed to
the mailing list talk@webdna.us
To unsubscribe, = E-mail to: talk-leave@webdna.us
archives: = http://www.webdna.us/page.dna?numero=3D55
Bug Reporting: = support@webdna.us
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