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Nagvis problem while ajax transaction ...

Posted: Tue Jun 26, 2018 1:43 pm
by xpertech
when using Nagvis, sometimes it will popup "problem while ajax transaction. is the nagvis host reachable", what could be the problem and how to fix that?

Re: Nagvis problem while ajax transaction ...

Posted: Tue Jun 26, 2018 4:33 pm
by scottwilkerson
this could happen for several reasons, possibly hitting max mysql connections which could cause httpd threads to stick.

this would be easy to test.

edit /etc/my.cnf
under

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[mysqld]
add

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max_connections=500
then restart mysqld

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service mysqld restart

Re: Nagvis problem while ajax transaction ...

Posted: Tue Jun 26, 2018 8:33 pm
by xpertech
Hi Scott,

After testing, it failed to restart mysqld?

Re: Nagvis problem while ajax transaction ...

Posted: Tue Jun 26, 2018 9:41 pm
by scottwilkerson
it may be mariadb on our system

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systemctl restart mariadb