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Archive for 2012

Random Oracle FRA Usage Notes

While researching a problem with our Oracle Fast Recovery Area (FRA), I took note of the more useful commands I used. This is from Oracle 11g R2 with the Real Application Clusters (RAC) and Automatic Storage Management (ASM) options. SQL*Plus Show how much of the FRA is in use by different file types: SQL> SELECT […]

Categories: System Administration

iPod Appears in Finder, Not In iTunes

After a recent power event, I experienced this problem. None of our iPods were appearing in iTunes; even those that sync via wireless. My problem was solved on the macosxhints forums by sprale. In Terminal: $ cd ~/Library/Application\ Support/SyncServices/ $ rm Local If you aren't comfortable in Terminal, you will have to use the "Go […]

Categories: Software

Recover Lost Pre-Shared Keys

Not everyone has a great password maintenance process. If you run into a situation where the group pre-shared keys for your VPN are lost, you face the option of changing the existing key (and breaking any users that are currently working), or creating a new group with a new key.

Categories: Networking

vCloud Director Install - ORA-00972 Error During Oracle Setup

If you are unfamiliar with Oracle and setting up your vCloud Director Oracle database, don't make the same mistake I made: SQL> CREATE TABLESPACE "CLOUD_DATA" DATAFILE "/home/oracle/app/oracle/oradata/orcl/cloud_data01.dbf" SIZE 1000M AUTOEXTEND ON ; CREATE TABLESPACE "CLOUD_DATA" DATAFILE "/home/oracle/app/oracle/oradata/orcl/cloud_data01.dbf" SIZE 1000M AUTOEXTEND ON * ERROR at line 1: ORA-00972: identifier is too long That doesn't cut and […]

Categories: System Administration

Cisco IPS Inline Bypass Mode

On occasion, you may need to put your Cisco IPS into bypass mode. Bypass mode allows the IPS to pass traffic without inspecting it. This may be useful if you suspect the IPS is causing a problem, if you are going to run a one-time scan that would set the IPS off, or you need […]

Categories: Networking