Linux使用Yum安裝軟件包時提示Existing lock /var/run/yum.pid: another copy is running as pid 17078

使用yum安裝軟件時提示Existing lock /var/run/yum.pid: another copy is running as pid 17078.，是因爲yum已經在後臺運行，pid爲17078，將此進程結束掉即可。       1、查看後臺進程，yum的進程pid爲17078 [[email protected] ~]# ps 或 [[email protected] ~]# j

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