I have a quick reproducer now:
NCPUS=...whatever... for n in $( seq 1 $NCPUS ) ; do ( dd if=/dev/zero of=/mnt/test/out$n bs=1024k count=1024k ) & done
I have a quick reproducer now:
NCPUS=. ..whatever. ..
for n in $( seq 1 $NCPUS ) ; do ( dd if=/dev/zero of=/mnt/test/out$n bs=1024k count=1024k ) & done