rz上传命令，如果已经存在文件了，那么默认不会执行上传，要-y覆盖才可以
[root@szxjdw01-a-pro-14 ~]# cd /data/backup/war/[root@szxjdw01-a-pro-14 war]# lltotal 308888-rw-r--r-- 1 root root 79681963 Aug 4 14:59 test.tar.gz[root@test war]# rzrz waiting to receive.Starting zmodem transfer. Press Ctrl+C to cancel.Transferring jdwin-ucenter-rpc-service-assembly.tar.gz...jdwin-ucenter-rpc-service-assembly.tar.gz was skipped[root@test war]# rz -yrz waiting to receive.Starting zmodem transfer. Press Ctrl+C to cancel.Transferring jdwin-ucenter-rpc-service-assembly.tar.gz... 100% 77814 KB 855 KB/sec 00:01:31 0 Errors [root@test war]# lltotal 308888-rw-r--r-- 1 root root 79681952 Aug 4 15:53 test.tar.gz
linux很容易忽略的rz上传、sz下载命令
原文地址：http://blog.51cto.com/sandshell/2155065