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2009 Dec 16
2
What is the fastest way to see what are in an RData file?
Currently, I load the RData file then ls() and str(). But loading the file takes too long if the file is big. Most of the time, I only interested what the variables are in the the file and the attributes of the variables (like if it is a data.frame, matrix, what are the colnames/rownames, etc.) I'm wondering if there is any facility in R to help me avoid loading the whole file.
2003 Jun 25
6
Mbuf Clusters on 4.8
Ive been googling quite a bit now for problems with running out of mbuf clusters. Im basically sending a 30k datachunk down 1000-4000 connections, but 1000 is more than enough to quickly fill upp 8192 mbuf clusters. I also tried setting maximum amount of mbuf clusters to 65536, but that only made the box hard-wire 86MB of 96MB RAM, making it just as unsuable as a dead machine. Of course, when the