parallel: Warning: Only enough file handles to run 9 jobs in parallel. parallel: Warning: Running 'parallel -j0 -N 9 --pipe parallel -j0' or parallel: Warning: raising ulimit -n or /etc/security/limits.conf may help. parallel: Warning: No more file handles. parallel: Warning: Raising ulimit -n or /etc/security/limits.conf may help. ### Test --keep-order job0 job1 job2 ### Test --keeporder job0 job1 job2 ### Test SIGTERM 1 10 11 12 13 14 15 16 2 3 4 5 6 7 8 9 parallel: SIGTERM received. No new jobs will be started. parallel: Waiting for these 8 jobs to finish. Send SIGTERM again to stop now. parallel: Warning: Only enough file handles to run 8 jobs in parallel. parallel: Warning: Running 'parallel -j0 -N 8 --pipe parallel -j0' or parallel: Warning: raising ulimit -n or /etc/security/limits.conf may help. parallel: sleep 3; echo 10 parallel: sleep 3; echo 11 parallel: sleep 3; echo 12 parallel: sleep 3; echo 13 parallel: sleep 3; echo 14 parallel: sleep 3; echo 15 parallel: sleep 3; echo 16 parallel: sleep 3; echo 9