Here are the rate limit commands in action : rate-limit {direction} {shaped} {normal burst} {extended burst} conform-action {option} {option} direction = input or output shaped = Speed you want to traffic shape in bits normal burst = (shaped / 8) * 1.5 extended burst = (normal burst * 2) Example: Cap a connection at 20mbps Read More…
Month: June 2013
Installing NRPE and Nagios-Plugins on Centos 6 (64bit) with IPTables
Scenario: We have several remote BSD (NRPE) and Windows servers (NSClient++) that we already actively monitor. We wanted to add a Centos 6 machine to our monitoring list. On the Centos server we also have IPTables installed. Nagios-Plugins and NRPE arent available via the official Centos repositories so we will need to use a third-party. Read More…
Backup MySQL Database Daily and Keep for 7 days
Here is a script I quickly wrote to mysqldump a single database and keep 7 days worth of backups. #!/bin/bash # Script – mysqlbackup.sh # Created by Jordansphere – 20/Jun/13 DATADIR=”/home/mysqlbackups” USERNAME=username PASSWORD=password NOW=$(date +”%d-%m-%Y”) #BACKUP DATABASE in date format (eg “MyDatabase-20-6-2013.sql”) /usr/bin/mysqldump -u $USERNAME -p$PASSWORD –databases MyDatabase > /home/mysqlbackups/MyDatabase.$NOW.sql # REMOVE BACKUPS MORE THAN Read More…
Flash LEDs on Equallogic via CLI
If you want to flash the LEDs on an Equallogic array whilst plugged into the Serial port (or via SSH/Telnet) then run these commands When on the CLI: # member show This will output the member(s) information Name Status Version Disks Capacity FreeSpace Connections ——————– ——- Read More…
Changing Equallogic Replication Target
Scenario: I have a Equalliogic Group (Lets call this Group1 which has a single PS4000X member – FW 5.1.2) which replicates a 2TB volume to Group2 (PS6000XV – FW 5.2.8). I wanted to stop this and replicate it to Group3 ( PS6100X – FW 6.0.4) Firstly you’ll need to check if it is possible/compatible Read More…
Veeam Backup Error: VDDK command cannot be completed in reasonable time
Issue We have a Veeam Repository Server (6.5.0.106) located in Datacentre 1. We have a 1Gb link to Datacentre 2 which houses a Veeam Proxy server. The Veeam Repository Server calls all the jobs both locally in DC1 and in DC2 remotely. All backup data is stored locally – via pRDMs – to their DC (so Read More…