Posts for the category "Linux"

Yet another Zabbix template to monitor Memcache

Similar to my search for an efficient way to monitor UBC values on an OpenVZ hardware node, existing methods of monitoring a memcached server available on the net didn't make me happy.

read more

Monitoring UBC failcounts with Zabbix: the efficient way

A couple of times I searched for an efficient way to monitor the UBC failcounts of OpenVZ containers on a hardware node with Zabbix. Most solutions I found on the net were about using items for each UBC and container and watch for changes in the failcounts. But I never liked those many items, each item needs to read /proc/user_beancounters, process it and send the value back to the Zabbix server.

read more

Restore a SSH public key

I recently had the problem that I had on a system the private part of the SSH key but its public part got lost. Generating a new key pair wasn't pBEGIN TRANSACTION;ossible as the public part was still installed on other systems foBEGIN TRANSACTION;r proper public key authentication and I could not change this.

read more