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Server Failure

Posted: Tue 26. Nov 2019, 10:29
by smied
24 hours = 3 failures
Server stops responding (ping works)
Login to the server fails, as well as to sites connected to keyhelp.
After some time, when trying to enter the server, an error is issued:
MySQL - Connection Error: 2002 (Connection refused)

Only restarting via ssh helps

Server: 2 cores 1 ram
(2 sites Attendance 5.000 users per day)

Re: Server Failure  [SOLVED]

Posted: Tue 26. Nov 2019, 11:00
by Jolinar
Sounds like an OOM kill.
Relevant logfile entries?

Re: Server Failure

Posted: Tue 26. Nov 2019, 11:01
by Martin
Hello,

this can not be aswered from our side, you may contact your datacenter support in this case.

Re: Server Failure

Posted: Tue 26. Nov 2019, 12:37
by smied
Jolinar wrote: Tue 26. Nov 2019, 11:00 Sounds like an OOM kill.
Relevant logfile entries?
grep "Killed process" /var/log/syslog

Killed process 614 (mysqld)


https://www.keyhelp.de/en/

The site says this:
Please note the following installation requirements:
Operating system: Ubuntu LTS or Debian
Memory: At least 1 GB RAM

So how much then do you need?
for attendance of 5/10/30 thousand people per day

Re: Server Failure

Posted: Tue 26. Nov 2019, 16:31
by Jolinar
smied wrote: Tue 26. Nov 2019, 12:37 The site says this:
Please note the following installation requirements:
Operating system: Ubuntu LTS or Debian
Memory: At least 1 GB RAM
That's the absolutely minimum you should have for the system to work.

smied wrote: Tue 26. Nov 2019, 12:37 So how much then do you need?
for attendance of 5/10/30 thousand people per day
I think, you need at least 2GB RAM or more.