MySQL max_connections limited to 214 on Ubuntu Foo

After moving a server to a new machine with Ubuntu 16.10 I received some strange Postfix SMTP errors. Which turned out to be a connection issue to the MySQL server: postfix/cleanup[30475]: warning: connect to mysql server 127.0.0.1: Too many connections Oops, did I forgot to up max_connections during the migration:

Check SSL Connection Foo

It was that time of the year, when I had to renew some SSL certificates. Renewing and updating them in the server is a nice and easy process. But checking, whether the server is delivering the correct certificate and, that I updated and popluated the intermediate certificates correctly, is a different story.

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Categorized as Foo, Linux

Nagios check_disk Foo on Ubuntu 15.10

Another day another foo, this time done to the check_disk plugin for Nagios on Ubuntu. After updating to 15.10 my disk space check all of a sudden failed with this one here: DISK CRITICAL – /sys/kernel/debug/tracing is not accessible: Permission denied

Lync CTRL-Enter Foo (Update)

It seems that Microsoft’s products creating more and more foos. This time it is Lync, also known as Skype for Business. It is okay, that Lync uses the Enter key to send a message or the CTRL-Enter combination start a call. But it is not okay that there is no way to change these key… Continue reading Lync CTRL-Enter Foo (Update)

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Categorized as Foo, Windows

avelsieve Updates…

I was using SquirrelMail and the Sieve plugin avelsieve for quite a while. And I once made the commitment on the mailing list to do some further development on avelsieve to make it work with newer PHP versions and fix other problems. The result was my own little update and some not yet released stuff… Continue reading avelsieve Updates…

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Categorized as Foo