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我有以下3个命令(每个都包含xargs和并行进程),我希望并行运行它们。Xargs:并行运行3个单独的xargs命令
1. ls filenames_for_bld*_all | xargs -i bash -c 'calculateMd5Sums "[email protected]"' _ {}
2. cat filenames_for_bld*_all | awk -F'|' '{print $2}' | xargs -n 1 -P 10 -I {} remotecmd -q -n server1 md5sum {} 2>/dev/null| tee -a ${dir}/md5sums_for_server1
3. cat filenames_for_bld*_all | awk -F'|' '{print $2}' | xargs -n 1 -P 23 -I {} remotecmd -q -n server2 md5sum {} 2>/dev/null | tee -a ${dir}/md5sums_for_server2
每个xargs的命令运行在单独的服务器几个进程。所以1运行在服务器1-5上,2运行在服务器6上,3运行在服务器7上。
是否有可能并行运行上述3个?
在上面使用xargs会很好。我想上述3设置为一个字符串xargsInput的,由换行分隔,然后...
echo $xargsInput | xargs -n 1 -P 3 -I {} sh -c {}
然而,这有一些错误:
ls: xargs: No such file or directory
ls: bash: No such file or directory
ls: calculateMd5Sums: No such file or directory
ls: 20140107: No such file or directory
ls: _: No such file or directory
ls: {}: No such file or directory