Running multiple commands (or even computers) in parallel for more efficiency.

learn more… | top users | synonyms (1)

1
vote
0answers
73 views

Can I set up PVM in such way that master doesn't start own tasks?

We have a Perceus cluster (Warewulf) consisting of 4-core master and a number of 4-core nodes. I can start PVM on the master and then add all nodes - it works fine. However, there are other guys who ...
9
votes
4answers
8k views

Parallel shell loops

I want to process many files and since I've here a bunch of cores I want to do it in parallel: for i in *.myfiles; do do_something $i `derived_params $i` other_params; done I know of a Makefile ...
6
votes
3answers
4k views

Kill process after it's been allowed to run for some time

I want to limit the time a grep process command is allowed to run or be alive. For example. I want to perform the following: grep -qsRw -m1 "parameter" /var But before running the grep command I ...
10
votes
6answers
5k views

Running commands in parallel with a limit of simultaneous number of commands

Sequential: for i in {1..1000}; do do_something $i; done - too slow Parallel: for i in {1..1000}; do do_something $i& done - too much load How to run commands in parallel, but not more than, for ...
2
votes
5answers
22k views

Is it possible to combine processing power of 2 computers?

Here are a few questions, I wish you could enlighten me. Is it possible to combine processing power of 2 computers? How do I do it?
0
votes
3answers
403 views

Size of L1 cache memory on T9600 CPU

I want to know the size of the l1 cache memory for my processor T9600 I visited Intel website for the specification of the processor but couldn't get the needed information. Any one help me thank you ...
2
votes
4answers
462 views

Intel Core 2 duo / AMD athlon X2 parallel processing capability

Does Intel Core 2 duo/ AMD athlon X2 really have 2 separate processors? i.e are they capable of doing real parallel processing? What I don't understand is the difference when somebody says Cores or ...
1
vote
1answer
237 views

Modern CPU for highly concurrent server applications?

I am looking for a hardware, which must run about 256 computationally intensive real-time concurrent tasks in 24 hour mode. Each task takes about 40-50 MFLOPs, so all tasks require about 10 GFLOPs. ...