caro11ne

4 ms·

1. 1.▲
   by caro11ne 3y ago

   Do you mean like: parallel 'sleep {= $_=rand()*10+5; =} ; possibly_flaky {}' ::: {1..5} The {= =} escapes to perl, so you have a full programming language available.
2. 2.▲
   by caro11ne 3y ago

   Stop starting more jobs if load > number of cpus: cat list_of_file | parallel --load 100% run_intensive_process
3. 3.▲
   by caro11ne 3y ago

   I use paralel often and find the syntax reasonable: cat args | parallel this-program {} parallel this-program {} ::: arg1 arg2 arg3 ... The only really new thing is ::: which separates the program from the arguments if you want
4. 4.▲
   by caro11ne 4y ago

   Is this not covered in depth in the f.a.q? https://git.savannah.gnu.org/cgit/parallel.git/tree/doc/cita...
5. 5.▲
   by caro11ne 4y ago

   > You also seem to have missed (twice!) the main thrust that [GNU Parallel is slow] I did not miss that. I did not comment on it because I agree and so does GNU Parallel. man parallel: BUGS [...] Speed Startup
6. 6.▲
   by caro11ne 4y ago

   So you knew of this limitation, but failed to mention it?! Wow. Just wow. I thought you were trying to show a general way to run jobs in parallel in a safe, reliable way that was faster than GNU Parallel. You failed to do that. Instead
7. 7.▲
   by caro11ne 4y ago

   I find this scary: $ export LC_ALL=C $ $tm xargs -0P1 grep $lb t < ../f |sort |md5sum 7.05user 9.88system 0:24.53elapsed 69%CPU (0avgtext+0avgdata 2344maxresident)k 0inputs+0outputs (0major+4960minor)pagefault
8. 8.▲
   by caro11ne 4y ago

   I use: iwashere() { sleep $(shuf -i 1-9 | head -1) date echo "===> $(hostname) <===" > ~/I_WAS_HERE } env_parallel -Sserver-0{1..5} --tag --nonall iwashere I like that I can try out