I wanted to monitor the ntpd and python processes on one of my servers so that I would know if one of them went down.
I already had Zabbix and SNMP monitoring setup on this server so decided to have a play around with SNMP Process monitoring.
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I have a ProxMox hypervisor host with a disk setup as LVM thin provisioning. This means that I could potentially fill up the LVM partition and run out of space, the guests won’t be able to write to disk, and it’ll all come crashing down…or already has.
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At my job, I’m monitoring ~300 workstations that may or may not be on at any one time.
The difficulties that this presents is that some PCs will alert that they have been down for a period of time, when in fact they just haven’t been used in a while because they just haven’t been needed.
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I wanted to build a menu item in Zabbix to open a ticket against a host in Zabbix so that we could flag one for attention.
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I’ve been tossing up moving my Zabbix server from a VMWare host to a ProxMox host, and decided that it was time. I’m hoping that by moving the server from VMWare to ProxMox, the disk latency will go down a bit since I’m using a RAID1 array for Zabbix on the ProxMox host rather than emulated disks on VMWare as well as moving to some cheap SSDs.
To do this, I’ve decided to start with a clean CentOS 7 server rather than migrating my CentOS 6 server from VMWare to ProxMox.
While I’m doing the migration, I’ll also upgrade to the latest version of Zabbix.
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