April, 2013

APC PDU: Someone is currently logged into the APC Management Web Server. Please try again later

April 24, 2013 Jordansphere PDU

Scenario: Trying to log into the web interface (HTTPS) of an APC PDU throws up a Someone is currently logged into the APC Management Web Server. Please try again later error. I suspect it was me when my browser crashed and now no-one else can log in.   To get around this problem either telnet or […]


Extremely Slow Snapshot Deletion

April 24, 2013 Jordansphere Veeam

Scenario: We have a VM running on an ESXi5.1 host that was taking over an hour to backup via Veeam.  All the others were taking considerably less.   During the next run of the scheduled Veeam backup it seemed that the slow-down occurred when removing the snapshot Veeam creates. Having a browse of the datastore and […]


vmware snapshot deletion time,

Allowing 2 Administrators access via RDP – Windows 2008 R2

April 23, 2013 Jordansphere Windows

Scenario: By default Windows 2008 R2 only allows one session per user.  It is often the case that more than one Administrator needs to login.   To enable this go-to START -> ADMINISTRATIVE TOOLS -> REMOTE DESKTOP SERVICES -> REMOTE DESKTOP SESSION CONFIGURATION MANAGER   When that page opens up right-click “Restrict each user to […]


Apache consuming all memory on a small VPS

April 16, 2013 Jordansphere Apache

Scenario: We have a user with VPS (Centos 6) server. The server will occasionally consume all its memory and lock up completely. Only a “reset” of the Virtual Machine will bring it back as the VMware Tools becomes unresponsive as well. The server only runs a small WordPress site (with MySQL server). It started with […]


MySQL Corruption: Error 1034 (HY000) : Incorrect key file for table ‘xyz’ ; try to repair it

April 12, 2013 Jordansphere FreeBSD

Scenario: We upgraded from MySQL 5.1 to 5.5 (It was 4.1 in the past and possibly even 3.x before my time!). There seems to be some sort of corruption in a particular DB. The normal myisamchk and REPAIR TABLE functions didnt cut the mustard. Below are my steps to fix the issue. It appears that the […]


Error 1034 MySQL corruption Incorrect key file size,

Installing and Enabling NRPE on Remote FreeBSD Server

April 4, 2013 Jordansphere FreeBSD

Here are some instructions I had (from a couple of years ago may I add) to assist in setting up NRPE for remote monitoring from (eg) Nagios   1) Add nagios user. nologin 2) install nagios-plugins from ports (nagios-plugins-1.4.11,1 )  -> cd / /usr/ports/net-mgmt/nagios-plugins/ -> make -> make install   3) Set permissions -> chown […]


nrpe remote host enable install freebsd linux,

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