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Hello, I was doing performance testing, validating zvol performance in particularly, and found that zvol write performance to be slow ~35-44MB/s at 1MB blocksize writes. I then tested the underlying zfs file system with the same test and got 121MB/s. Is there any way to fix this? I really would like to have compatible performance between the zfs filesystem and the zfs zvols. # first test is a file test at the root of the zpool vg_satabeast8_vol0 dd if=/dev/zero of=/vg_satabeast8_vol0/testing bs=1M count=32768 32768+0 records in 32768+0 rec...

...ibrary(bigmemory) library(biganalytics) x <- read.big.matrix("2005.csv", type="integer", header=TRUE, backingfile="airline.bin", descriptorfile="airline.desc", extraCols="Age") summary(x) This runs fine for the provided csv for year 1987 (size=121MB). However, for big files like for year 2005 (size=639MB), it gives following errors:- Error in filebacked.big.matrix(nrow = nrow, ncol = ncol, type = type, : Problem creating filebacked matrix. Error: object 'x' not found Error in summary(x) : error in evaluating the argument 'ob...

I tried enabling SMB2 on our network after upgrading to samba 3.6 and experienced the following problems. Commenting out "Max Protocol = SMB2" makes the windows7 and vista clients happy. - [homes] Trying to open a html file in notepad fails on Windows7 Pro SP1. Opening it in Firefox (default browser) or Open Office works ok. - [homes] Mozilla Thunderbird insists on