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on Mac OS X and OpenBSD.
To check out my Ubuntu 11.04 laptop's /bin caching status, I enter:
$ ./vmtouch /bin
Vmtouch crawled the files in /bin and reported that about half of the memory pages
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ubiquitous that even my laptop can act as a VMware or Xen host.
I feel vindicated for gushing over a technology that, in 1999, some industry pundits labeled "cute" or "trendy." I felt the same way when my
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swapping well, and a laptop might hibernate (suspending to disk leverages swap area storage). On servers, swap mostly ensures that intermittent conditions will not cause a crash, as performance constraints
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of when we imagine a traditional desktop computer. But, when contemporary analysts write and speak about the Post-PC Era, they're talking about desktop computers and standard laptops as well. By my
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. It was Beowulf. No, not the Scandinavian warrior, but an approach to high-performance computing (HPC) that uses common x86 processors, conventional Ethernet networking, the Message Passing Interface (MPI
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, data virtualization service (DVS)
Nonuniform memory access (NUMA) properties
Network topology
Message passing interface (MPI) communication statistics
Power consumption
CPU temperatures
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simple job can use the cpufetch
command. Figure 1 shows example output of the cpufetch
command on my laptop.
Figure 1: Output from cpufetch.
Note
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, a laptop and an extra cable tester will be more helpful. This mix of equipment, however, is more unwieldy, heavier, more complex, and less robust than a specialized network tester.
In contrast, Lan
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.e., MPI) and a batch scheduler. This arrangement offers a quick victory for the administrator, but could cause serious upgrade issues and downtime in the future. For instance, upgrading to a new
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07.01.2025
OnDemand on my small home lab clusters and it works just great. It’s particularly popular with MATLAB users, because they can get access to a very powerful single node when their laptop or desktop
