tar只解压tar包中某个文件

如果tar包很大，而只想解压出其中某个文件。方法如下：

只想解压出Redis-1.972.tar  中的Changes文件，来查看有哪些更改。

[root@<a href=”http://www.ttlsa.com/monitor/nagios/” title=”nagios”target=”_blank”>nagios</a> ~]# tar -tf Redis-1.972.tar Redis-1.972 Redis-1.972/README Redis-1.972/Changes Redis-1.972/LICENSE Redis-1.972/dist.ini Redis-1.972/META.yml Redis-1.972/MANIFEST Redis-1.972/Build.PL Redis-1.972/Makefile.PL Redis-1.972/lib Redis-1.972/lib/Redis.pm Redis-1.972/t Redis-1.972/t/01-basic.t Redis-1.972/t/03-pubsub.t Redis-1.972/t/11-timeout.t Redis-1.972/t/30-scripts.t Redis-1.972/t/00-compile.t Redis-1.972/t/04-pipeline.t Redis-1.972/t/05-nonblock.t Redis-1.972/t/10-tie-list.t Redis-1.972/t/20-tie-hash.t Redis-1.972/t/02-responses.t Redis-1.972/t/07-reconnect.t Redis-1.972/t/50-fork_safe.t Redis-1.972/lib/Redis Redis-1.972/lib/Redis/Hash.pm Redis-1.972/lib/Redis/List.pm Redis-1.972/t/06-on-connect.t Redis-1.972/scripts Redis-1.972/scripts/publish.pl Redis-1.972/t/08-unix-socket.t Redis-1.972/t/42-client_cmds.t Redis-1.972/t/release-distmeta.t Redis-1.972/lib/Redis/Sentinel.pm Redis-1.972/t/release-pod-coverage.t Redis-1.972/scripts/redis-benchmark.pl Redis-1.972/t/tlib/Test Redis-1.972/t/tlib/Test/SpawnRedisServer.pm Redis-1.972/tools/benchmarks Redis-1.972/tools/benchmarks/read_vs_sysread.pl Redis-1.972/t/tlib/Test/SpawnRedisTimeoutServer.pm Redis-1.972/tools/benchmarks/readline_vs_sysread_vs_recv Redis-1.972/tools/benchmarks/readline_vs_sysread_vs_recv/run.pl Redis-1.972/tools/benchmarks/readline_vs_sysread_vs_recv/client-recv.pl Redis-1.972/tools/benchmarks/readline_vs_sysread_vs_recv/client-sysread.pl Redis-1.972/tools/benchmarks/readline_vs_sysread_vs_recv/client-readline.pl Redis-1.972/tools/benchmarks/readline_vs_sysread_vs_recv/server-generator.pl [root@nagios ~]# tar xvpf Redis-1.972.tar Redis-1.972/Changes Redis-1.972/Changes [root@nagios ~]# ll Redis-1.972 total 8 -rw-r–r– 1 3957780 10902869 5894 Feb 18 07:54 Changes

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