Run SPEC ACCEL OpenCL Benchmarks on AMD MI50
- August 14, 2020
- Liu, An-Chi 劉安齊
Installing and Running SPEC CPU 2006
- June 16, 2020
- Liu, An-Chi 劉安齊
¶ Preface
SPEC CPU is a CPU benchmark suite created by The Standard Performance Evaluation Corporation (SPEC). Recent suites include SPEC CPU 2006 and SPEC CPU 2017. Because of its strong credibility, many research projects use it as an evaluation benchmark.
If you want to obtain this suite, you cannot find it freely on the Internet—you need to purchase it from SPEC, and it is expensive. In practice, if you need it, you often have to find a copy through your lab or collaborators. Recently I needed to reproduce a paper that uses SPEC CPU 2006/2017. Our lab happened to have the 2006 version, but there are many “gotchas” in the process, so I’m recording them here.
Continue readingConfigure DNS on Linux/Unix from the Command Line
- April 14, 2020
- Liu, An-Chi 劉安齊
Here’s what happened: starting yesterday, a machine in my lab suddenly couldn’t access the Internet. I usually use that machine as a proxy, because sometimes I need an NCTU IP address for looking up papers. At first I thought Squid was broken, so I spent a long time tweaking the configuration—only to realize the issue didn’t seem to be Squid. Then I was shocked to find that I could SSH into the machine, but it couldn’t connect outbound.
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