Today's Page Hits: 1618
This page validates as XHTML 1.0, and will look much better in a browser that supports web standards, but it is accessible to any browser or Internet device. It was created using techniques detailed at glish.com/css/.
sort in 7bit and 8bit
IHAC wrote to me that depend on which subnet he login to T5120
the timex sort file>file.out on /tmp give very different result;
one is about 8 sec
one is about 2. minute 50 sec
a factor of 21 difference.
Turnout that the locale is different in two way of login to the system
one set LANG=C
one setto LNAG=en_US.utf8
the result for LANG=en_US is similar to LANG=C
Posted at 04:40AM Jul 28, 2008 by hstsao in Solaris 10 | Comments[0]
Flextronics IB switches
Flextronics provide some very inexpensive IB switches
infiniband for Mass
Interesting article that talk about in expensive IB for HPC cluster
Posted at 06:21AM Jul 16, 2008 by hstsao in HPTC | Comments[0]
3 socket AMD system
Base on today HT-1.0, it seems that 3 socket AMD 8xxx CPU with the 3 HT-links will be a very balance IO server
with 3 HT links, each CPU will have HT link to other CPU and one HT link to IO chipset.
Posted at 09:22AM Jul 15, 2008 by hstsao in HPTC | Comments[0]