CentOS 7 下 tar 命令多进程打包实践

安装依赖包

# yum -y install pigz

打包目录

• 执行命令

# tar -zcf - 9 | pigz -9 -p 12 > 9.tar.gz

• 参数说明

tar: tar 命令
-zcf：执行压缩
- 9：需要压缩的目录
-9：压缩率
-p 12：指定 CPU 数
> 9.tar.gz：压缩为 "9.tar.gz"

解压

• 解压异常

# tar -zxvf 1.tar.gz 
tar: This does not look like a tar archive
tar: Skipping to next header
tar: Archive contains `356324362Cok232E27345>320' where numeric off_t value expected
tar: Archive contains `31222ڐ,Z|271' where numeric mode_t value expected
tar: Archive contains `21(313hאL215221?c02' where numeric time_t value expected
tar: Archive contains `kڈ334͌244272' where numeric uid_t value expected
tar: Archive contains obsolescent base-64 headers
tar: Archive contains `+36026ŭ+{' where numeric gid_t value expected
05272;264n272¤225j2475344M_e30236231Iu'274247332340321n225241302-37292d3216@231234265350Qܑ3635520435230&04Z242,.W2021620125406267220DI204221256232375rw245,3453043436g334 2432Q362350?237323b37v24222302304[
tar: 05272;264n272¤225j2475344M_e30236231Iu'274247332340321n225241302-37292d3216@231234265350Qܑ3635520435230&04Z242,.W2021620125406267220DI204221256232375rw245,3453043436g334 2432Q362350?237323b37v24222302304[: Unknown file type `????xtracted as normal file
tar: º;´nº¤j§5㌟eòIu'¼§
¡-????6@µ璜킝&Z¢,.W¬·DI®????gڠQ????
                         Ä[: implausibly old time stamp 1970-01-01 07:59:59
tar: Skipping to next header
Xshelltar: Archive contains `203?362343334P342P334ڄ273' where numeric off_t value expected
tar: Archive contains `237vѥ222254340225' where numeric mode_t value expected
tar: Archive contains `324U23122537.U6+4373F' where numeric time_t value expected
tar: Archive contains `221327323v321361362t' where numeric uid_t value expected
tar: Archive contains `/262yz375f300335' where numeric gid_t value expected
.36206w273[345H~326365R0Dݒ243r354\256$220<ζ$I256264233n37106243I253ok3502263431334P277&31[3532573626n354ۤ25435033724_A*Ț32343202G22721223323a2125725a34433531310360zf226377314l356376214zan~;C
tar: .36206w273[345H~326365R0Dݒ243r354\256$220<ζ$I256264233n37106243I253ok3502263431334P277&31[3532573626n354ۤ25435033724_A*Ț32343202G22721223323a2125725a34433531310360zf226377314l356376214zan~;C: Unknown file type `e', extracted as normal file
tar: .巻[䇾׵R0Dݒ£r뜮$<ζ$I®´ 
????ok河4ې¿&[밲6n훤¬靔_A*Țぇa¯囙ɰzfÿˬﾌzn~;C: implausibly old time stamp 1970-01-01 07:59:59
tar: Skipping to next header

• 正常解压 – gzip

# gzip -d 1.tar.gz

• 正常解压 – tar

# tar -zxvf 1.tar

最后

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