Tags » L3

Wednesday: 15 x 3' / 1' rest at Crossfit Anaerobic

I’m here in lovely Orange County, so I dropped in on my favorite Crossfit box.  It’s about half a mile from my hotel, and the walk/jog to and from there makes a good warmup/cooldown.   301 more words

Training Journal


Cache memory is intended to give memory speed approaching that of the fastest memories available, and at the same time provide a large memory size at the price of less expensive types of semiconductor memories. 643 more words

ARM Microcontroller

Understanding OSPF Opaque LSAs

Hello people, I am back this week from where I left off…will talk about OSPF LSA Type-10 here. Everything written in the RFC is beyond the scope of this blog, so I will try to give you a basic understanding theoretically as well as practically (Lab examples) like I do with every blog. 878 more words


OSPF stuck in 2-Way state

I won’t really waste your time in introducing myself and blabber eloquent about my technical expertise et al. I’ll get on with today’s point of discussion right away. 584 more words


Defining "Safe Space"

How do we build community on a college campus? How can congregations build a sense of belonging for college students?

When I tell people that I intern for a chaplain, people are often confused about what exactly I do. 673 more words

How to Integrate Cisco IOU with GNS3

As we all know, GNS3 (Graphical Network Simulator) provides the emulation of Cisco hardware so we can run the Cisco IOS (Internetworking Operating System) and learn most of the networking concepts without buying an expensive Cisco equipment. 942 more words



간단한 프로그램을 작성해 cache flush하기
20MB LLC를 flush하고자 20MB 크기의 배열을 덧셈하도록 했다. 하지만 실제로는 cache flush가 잘 되지 않았다. 상훈이 형에게 물어보니, 20MB cache를 flush하기 위해서는 20MB 배열을 사용해서는 잘 되지 않을 수 있다고 하셨다. 실제 캐시로 매핑될 때 20MB가 그대로 매핑되지 않기 때문에, 캐시 20MB를 flush하는 효과를 보지 못할 수 있다고 함.

1) Memo