Erroneous file concatenation.


 
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Old 02-20-2013
Maybe your temp_file cannot grow because the file systm if full? It looks fine to me, not optiimal, but functional. There should be data in there, or errors, if there is data in the files. An strace/truss/tusc will show exactly what is happening, epecially since it is easy to set up a one line one file case.
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PARALLEL-SLURP(1)														 PARALLEL-SLURP(1)

NAME
parallel-slurp - copy files from listed hosts SYNOPSIS
parallel-slurp [OPTIONS] -h hosts.txt -L destdir remote local DESCRIPTION
pssh provides a number of commands for executing against a group of computers, using SSH. It's most useful for operating on clusters of homogenously-configured hosts. parallel-slurp gathers specified files from hosts you listed. OPTIONS
-r --recursive recusively copy directories (OPTIONAL) -L --localdir output directory for remote file copies -h --hosts hosts file (each line "host[:port] [user]") -l --user username (OPTIONAL) -p --par max number of parallel threads (OPTIONAL) -o --outdir output directory for stdout files (OPTIONAL) -e --errdir output directory for stderr files (OPTIONAL) -t --timeout timeout (secs) (-1 = no timeout) per host (OPTIONAL) -O --options SSH options (OPTIONAL) -v --verbose turn on warning and diagnostic messages (OPTIONAL) EXAMPLE
An example to copy /home/irb2/foo.txt from each host. Files gathered will be stored in /tmp/outdir/hostname/foo.txt. # prallel-slurp -h hosts.txt -L /tmp/outdir -l irb2 /home/irb2/foo.txt foo.txt ENVIRONMENT
All four programs take similar sets of options. All of these options can be set using the following environment variables: o PSSH_HOSTS o PSSH_USER o PSSH_PAR o PSSH_OUTDIR o PSSH_VERBOSE o PSSH_OPTIONS SEE ALSO
parallel-ssh(1), parallel-scp(1), parallel-nuke(1), parallel-rsync(1), ssh(1) AUTHOR
Brent N. Chun <bnc@theether.org> COPYING
Copyright: 2003, 2004, 2005, 2006, 2007 Brent N. Chun NOTES
1. bnc@theether.org mailto:bnc@theether.org 03/30/2009 PARALLEL-SLURP(1)