11.9. Number of Processes
ps ax | wc -l | tr -d " "
OR ps ax | wc -l | awk
'{print $1}' OR ps
ax | wc -l | sed -e "s: ::g". In each case, tr or awk or sed is used to remove the undesirable
whitespace.
Relative speed: any one of these variants takes about 0.9
seconds on an unloaded 486SX25.
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