JordansphereJune, 2013
Traffic Shaping on Cisco using rate-limit
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 […]
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. […]
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 […]
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 ——————– ——- […]
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 […]
Veeam Backup Error: VDDK command cannot be completed in reasonable time
Scenario: 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 […]