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我使用tar来解压时速度超慢,而且cpu的负载都很低,感觉没有怎么使用cpu一样,有没有什么办法来提高tar解压时对cpu的使用效率?让解压更快一些?
top - 08:55:17 up 1 day, 12:29, 2 users, load average: 1.00, 1.02, 1.00
Tasks: 53 total, 2 running, 51 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.0%us, 2.0%sy, 3.9%ni, 92.8%id, 0.0%wa, 0.7%hi, 0.7%si, 0.0%st
Mem: 1035104k total, 1028160k used, 6944k free, 23840k buffers
Swap: 289760k total, 288k used, 289472k free, 916736k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
29950 lfs 30 10 5968 4448 640 S 3.6 0.4 1:48.95 bzip2 -d
29949 lfs 30 10 3216 1696 1408 D 2.3 0.2 0:31.53 tar xf /mnt/xgstage0/xgstage0/../var/xiange/sources/gcc-4.3.2.tar.bz2 -C /mnt/xgstage0/xgstage0/. |
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