The clearest most succinct answer I could find is: How To See PC Startup And Shutdown History In Windows which lists these event ids to monitor (quoted but edited and reformatted from article): Event ID 6005 (alternate): “The event log service was started.” This is synonymous to system startup. Event ID 6006 (alternate): “The event … Read more
You can look at the $STY variable (a variable set by the screen command). If it is not “” then you are in a screen session. I am in screen $ echo $STY 29624.pts-1.iain-10-04 $ I am not in screen $ echo $STY $
After= configures service order (do X only after Y), while Requires= state dependencies. If you don’t specify an order, a service depending on another would be started at the same time as the one it is depending on. Also, the way I understand it (although I can’t test that now and don’t find a reference), … Read more
Docker provides methods for managing OS-level containers and is built on top of Linux’s native features for OS-level containerization. All containers running on a system share the same kernel; Mac OS X does not use the Linux kernel, but rather a mach kernel, so it cannot be run inside a Docker container at this time. … Read more
Specifically TCP 9418, no need for UDP. Reference.
I started using Puppet ahead of deploying a new infrastructure and simply bought a (well-regarded) book on the topic. I don’t think most people actually obtain professional Puppet training. I worked on examples until I could mold the process to my environment. This was December 2011, so within a few weeks, I was able to … Read more
if it’s ok to create vpn on layer 3 (one more hop between subnets) – go for tun. if you need to bridge two ethernet segments in two different locations – then use tap. in such setup you can have computers in the same ip subnet (eg 10.0.0.0/24) on both ends of vpn, and they’ll … Read more
For the most up-to-date information on Apache and SNI, including additional HTTP-Specific RFCs, please refer to the Apache Wiki FYsI: “Multiple (different) SSL certificates on one IP” is brought to you by the magic of TLS Upgrading. It works with newer Apache servers (2.2.x) and reasonably recent browsers (don’t know versions off the top of … Read more
I’ve been using FreeSSHd on my home Windows box, and have not run into any limitations. Highly recommended.
Server hard-drive capacities are miniscule compared to desktop hard-drive capacities. 450 and 600GB are not uncommon sizes to see in brand new servers, and you could buy many 4TB SATA desktop drives for the price of one 600GB SAS (server) hard drive. Your SATA hard-drive in your desktop PC at home is like a muscle … Read more