HPC High Performance Linpack
HPC High Performance Linpack.
linpack C version Solaris SParc
SOURCE: linpackc BUILD: cc -DDP -DUNROLL -Xa -dalign linpackc.c -o linpackcdb -lm -xcache=64/64/2:5120/256/10 -m64 ———————————————————————————————— A 0, 16 1800 32.0 US-IV+ 2.4 ./linpackcdb Unrolled Double Precision Linpack Unrolled Double Precision Linpack NTIMES= 1000 norm. resid resid machep x[0]-1 x[n-1]-1 1.7 7.41628980e-14 2.22044605e-16 -1.49880108e-14 -1.89848137e-14 times are reported for matrices of order 100 dgefa dgesl total … Read More: linpack C version Solaris SParc »
linpack java version benchmark
http://www.netlib.org/benchmark/linpackjava/ 0 1000 MHz SUNW,UltraSPARC-T1 on-line Mflops/s: 5.675 Time: 0.12 secs Norm Res: 1.43 Precision: 2.220446049250313E-16 A 0 900 8.0 US-III+ 2.3 Mflops/s: 10.564 Time: 0.07 secs Norm Res: 1.43 Precision: 2.220446049250313E-16 A 0, 16 1800 32.0 US-IV+ 2.4 Mflops/s: 22.889 Time: 0.03 secs Norm Res: 1.43 Precision: 2.220446049250313E-16 SPARC64-VII mode 00 0 0, 1, … Read More: linpack java version benchmark »
truecrypt Free open-source disk encryption
http://www.truecrypt.org/
How to run the OpenSSH SSHD server on Windows using Cygwin
Cygwin SSHD HowTo How to run the OpenSSH SSHD server on Windows using Cygwin Install the following Cygwin packages (rerun setup if necessary — you can add packages after you have already installed Cygwin). Admin –> cygrunsrv Net –> openssh Open a new bash shell window and run the SSH configure stuff. ssh-host-config -y This… Read More: How to run the OpenSSH SSHD server on Windows using… »
Prey lets you keep track of your phone or laptop at all times
http://preyproject.com/ Prey lets you keep track of your phone or laptop at all times, and will help you find it if it ever gets lost or stolen. It’s lightweight, open source software, and free for anyone to use. And it just works.
mailx send file
uuencode mylogs.log mylogs.log | mailx -s «logs file» [email protected]
pmap
sh for PID in `ps -ef| awk ‘// {print $2}’`; do pmap -x $PID > ${PID}.outfile; done whitouh sh ps -eo pid | while read; do pid=»$(($REPLY))» pmap > ./pmap_»$pid» -x «$pid» 2>/dev/null || printf ‘error printing address space map for pid %d\n’ «$pid» >&2 done
security PROGRESS
There has been a lot of discussion lately about security and the web (wonder why?). Many great suggestions have come from this group on how to secure your web site and I will try not to repeat them. However, I think the list below should be used when ever a site is being moved from… Read More: security PROGRESS »
TERM
term that works If i remember correctly, setting TERM=dtterm worked well enough for me.