... You are here: start €Ё difx €Ё difxmpi . ... difx:difxmpi . The DiFX software correlator uses MPI for organizing the spawning of processes on different computers and for transmitting data from one process to another. MPI is used only for communication between mpifxcorr processes. ... MPI assigns each process that it starts an integer identifier (called rank) that is used to refer back to that process. ... A vast majority of known DiFX installations use OpenMPI (available at www.openmpi.org ). ...

... fvwm2 , updated for EMX-0.9C, requires xpm (by Sebastien Marineau ) . ... fvwm95 (590K, by Holger Veit , requires xpm ) . 11jun97) CDE-like desktop (by Ted Sikora , requires xpm ) . 14aug97) icewm (Warp-like WM) (125K, by Holger Veit , requires xpm ) . 28nov97) fvwmOS2 (by Dave Cinege , requires xpm ) . ... Reply to: Holger.Veit@gmd.de . ...

... Apache HTTP Server Version 2.2 . ... mod_proxy extension for load balancing . ... Thus, in order to get the ability of load balancing, mod_proxy and mod_proxy_balancer have to be present in the server. ... Enabled via lbmethod=byrequests , the idea behind this scheduler is that we distribute the requests among the various workers to ensure that each gets their configured share of the number of requests. ... lbfactor is how much we expect this worker to work , or the workers's work quota . ... worker...

... Assuming access to a computer and some form of internet connection, the advice given in the network access page stands. ... Without access to the licence manager, the compiler will refuse to run. It is possible to compile code on linux.phy.pwf.cam.ac.uk and then run it on one's personal Linux machine whilst not dialed up. ... Compile the program on linux.phy.pwf using ` f95 -Bstatic ', e.g. f95 -Bstatic -o myprog myprog.f90 -lnag . ... Run the executable as usual ( ./myprog ) on your own machine. ...

... A complete description of how to install the synphot data files is provided on page A-15 . ... http://ra.stsci.edu/STSDAS.htm l provides links and instructions for downloading the appropriate files to your local system or to display the software directory, from which you can select the series of smaller files. ... To do this, you need to retrieve a series of compressed tar files from the STScI FTP site (ftp.stsci.edu) in the directory software/stsdas/refdata/synphot . ... cl> tables . ... tar -xf - ...

Next: Three-dimensional Data Analysis in IRAF and ZODIAC+ . ... A data analysis system has been developed at SRON, which has been designed to allow rigorous control of the quality of its processed data products. ... This means recording all parameters of all steps which lead to the establishment of the final data products (Figure 1 ). ... Figure: A processing pipeline is a sequence of tasks with several input/output files and parameters, which pass data from one task to the next. ...

... Apache HTTP Server Version 2.2 . ... The number of worker serving requests . ... You can now access server statistics by using a Web browser to access the page http://your.server.name/server-status . ... It should be noted that if mod_status is compiled into the server, its handler capability is available in all configuration files, including per -directory files ( e.g. , .htaccess ). ... Available in Apache 2.2.7 and later. mod_status with ExtendedStatus On displays the actual request being handled...

This module provides an environment variable with a unique identifier for each request. ... The unique identifier is even unique across multiple machines in a properly configured cluster of machines. ... On Unix machines, Apache creates several children, the children process requests one at a time. ... To distinguish time we will use a Unix timestamp (seconds since January 1, 1970 UTC), and a 16-bit counter. ... The actual ordering of the encoding is: time stamp, IP address, pid, counter. ...

... NASA Integrated Services Network (NISN) . ... Russian Space Science Internet (RSSI) . ... In the Fall of 1993, NASA Science lnternet (NSI) and the Russian Space Science lnternet (RSSI) began a cooperative effort to provide lnternet communications to selected Russian institutions in order to promote sponsored scientific cooperation between the two countries. ... This change, limiting full lnternet access via NISN for NASA selected Russian institutions, will take place no later than July 1998. ...