IT
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Configuring Cisco on Mac Os through the console port
You'll need to get a usb-serial adapter and then connect with a console cable. Connecting to the Console Port with Mac OS X. To connect a…
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ERROR: The missing cookbook(s)
If you received error uploading cookbook to chef server: knife cookbook upload rundeck Uploading rundec ERROR: Cookbook rundeck depends on cookbooks which are not currently…
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Installing workstation for managing Chef server
A workstation is a computer that is configured to run knife, to synchronize with the chef-repo, and interact with a single Chef server. The workstation…
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Installing Chef on Centos 6
Today we will install chef server in our home lab based on proxmox 3.4.6. So we have installed server 2cpu, 2Gb memory, Centos 6.7 First…
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“Cannot run upgrade script on host” during upgrade from esxi 5.5 to 6.0
The host upgrade from ESXi 5.5 to ESXi 6.0 failed with the following error: „Cannot execute upgrade script on host“.
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The data service timed out because a back-end task took more than 120
Today I received error on my vm summary page in Vsphere web client: The data service timed out because a back-end task took more than…
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Passwordless command line scripts with MySQL 5.6
I have several command line scripts to MySQL databases for zabbix statistic. These scripts set the password on the command line using the -p option. With…
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How to monitor sql queries with zabbix
If you want to monitor some parameters in mysql database, you can do it with ODBC monitoring in Zabbix. ODBC monitoring corresponds to the Database…
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Cooking with Chef: How to deploy instance on AWS with knife
Today I want to try provisioning and configuring Amazon AWS instances with Chef. To do that I have: Free tier account on AWS Open Source…
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Free SSL certificate for 3 years and up to 100 domains
More and more people reconfigured their sites to ssl connection. So I decided to use ssl certificate and secure connection on my blogs too. The…