Source: DevStack — DevStack 0.0.1.dev8632 documentation Going to start to dive into the Open Stack. Really excited. I know it is a huge undertaking so hopefully the DevStack will allow me to get my feet wet at a reasonable footprint. DevStack is a series of extensible scripts used to quickly bring up a complete OpenStack environment based on the latest… Read more →
Month: June 2017
Cannot Launch SQL Reporting Services “Application cannot be started” error
Source: http://www.wolffhaven45.com/blog/sccm/report-builder-3-0-fails-to-install/ I ran into this error trying to launch SQL Reporting Services application which is a click once application launched from a web browser. ERROR SUMMARY Below is a summary of the errors, details of these errors are listed later in the log. * Activation of http://###.###.###.###/ReportServer/ReportBuilder/ReportBuilder_3_0_0_0.application?ReportPath=/someDir1/someDir2/someReportName resulted in exception. Following failure messages were detected: + Unable to install this… Read more →
Performance Stress Test
Here are some SQL Performance Test Tools and links which help run these test. HammerDB http://www.hammerdb.com/ Diskspd https://www.brentozar.com/archive/2015/09/getting-started-with-diskspd/ https://gallery.technet.microsoft.com/DiskSpd-a-robust-storage-6cd2f223 SQLIO https://www.brentozar.com/archive/2008/09/finding-your-san-bottlenecks-with-sqlio/ Read more →
Markdown quick reference — Support — WordPress.com
Source: Markdown quick reference — Support — WordPress.com Nice little reference to wordpress markdown keystrokes. This will allow me to keep my hands on the keyboard, and off the mouse. Read more →
How to recover SA password on Microsoft SQL Server 2008 R2 | Gert Van Gorp
Source: How to recover SA password on Microsoft SQL Server 2008 R2 | Gert Van Gorp OK this little process saved me. Big thanks to Gert for posting this article. If you have local admin access to the SQL server, you can do this procedure which works like a charm. To log in using sqlcmd to an instance… Read more →
Error: Login to iSCSI target iqn.####-##.com.######## on vmhba## @ ### failed. The iSCSI initiator could not establish a network connection to the target.
The error Error: “Login to iSCSI target iqn.####-##.com.######## on vmhba## @ ### failed. The iSCSI initiator could not establish a network connection to the target” is not an absolute error. Meaning, its not like ESX was unable to connect at all ever. It simply means that one attempt failed. For example, we have a ESX host, connected to a VNX 5300,… Read more →
How to unmount a LUN or detach a datastore device from ESXi hosts
Source: How to unmount a LUN or detach a datastore device from ESXi hosts (2004605) | VMware KB Umount Datastore LUN LUN removal checklist No virtual machine, template, snapshot or CD/DVD image resides on the datastore The datastore is not part of a Datastore Cluster Storage I/O Control is disabled for the datastore The datastore is not used… Read more →
vSphere 6.0 Documentation Center
Source: vSphere 6.0 Documentation Center ESXi Log File Locations ESXi records host activity in log files, using a syslog facility. Component Location Purpose VMkernel /var/log/vmkernel.log Records activities related to virtual machines andESXi. VMkernel warnings /var/log/vmkwarning.log Records activities related to virtual machines. VMkernel summary /var/log/vmksummary.log Used to determine uptime and availability statistics for ESXi (comma separated). ESXi host agent log… Read more →
Working with ESX Log files
Source: http://www.simongreaves.co.uk/working-with-esxi-log-files/ Good article written by Simon Greaves. I grabbed things I really liked and pasted below: See his article for original content and some extra stuff. Working with ESX(i) log files is important when troubleshooting issues within the virtual environment. You can view and search log files in ESX(i) and in vCenter Server using a few different methods. Methods Using… Read more →