jobs命令可以查看分配给shell的作业。jobs命令会显示已停止/运行中的作业，以及 它们的作业号和作业中使用的命令。
code
macname@MacdeMacBook-Pro Desktop % macname@MacdeMacBook-Pro Desktop % macname@MacdeMacBook-Pro Desktop % nohup ./test.sh & [1] 43495 macname@MacdeMacBook-Pro Desktop % appending output to nohup.out jobs [1] + running nohup ./test.sh macname@MacdeMacBook-Pro Desktop % [1] + done nohup ./test.sh macname@MacdeMacBook-Pro Desktop % jobs macname@MacdeMacBook-Pro Desktop % macname@MacdeMacBook-Pro Desktop % macname@MacdeMacBook-Pro Desktop %
想查看作业的PID，可以在jobs命令中加入-l选项(小写的L)。
macname@MacdeMacBook-Pro Desktop % nohup ./test.sh & [1] 47026 macname@MacdeMacBook-Pro Desktop % appending output to nohup.out macname@MacdeMacBook-Pro Desktop % jobs -l [1] + 47026 running nohup ./test.sh macname@MacdeMacBook-Pro Desktop % [1] + done nohup ./test.sh macname@MacdeMacBook-Pro Desktop %