On Thu, 20 Mar 2003 17:32:07 +0100 Jan-Benedict Glaw <jbglaw@lug-owl.de> wrote:
| However, please keep in mind that it's a *PITA* if you're working on a
| machine with not > 500MHz and > 128MB RAM:
|
| jbglaw@schnarchnase:/tmp$ ls -l linux-2.5.65.tar.*
| -rw-r--r-- 1 jbglaw jbglaw 31889910 Mar 20 11:37
| linux-2.5.65.tar.bz2
| -rw-r--r-- 1 jbglaw jbglaw 39711645 Mar 20 11:44
| linux-2.5.65.tar.gz
| jbglaw@schnarchnase:/tmp$ time tar xjf linux-2.5.65.tar.bz2
|
| real 194m21.665s
| user 172m55.026s
| sys 14m19.018s
| jbglaw@schnarchnase:/tmp$ mv linux-2.5.65 linux-2.5.65xx
| jbglaw@schnarchnase:/tmp$ time tar xzf linux-2.5.65.tar.gz
|
| real 39m39.294s
| user 22m32.306s
| sys 13m56.524s
| jbglaw@schnarchnase:/tmp$ free
| total used free shared buffers cached
| Mem: 10100 9792 308 0 952 5232
...
| jbglaw@schnarchnase:/tmp$ cat /proc/cpuinfo
...
| bogomips : 15.10
|
| jbglaw@schnarchnase:/tmp$ uname -a
| Linux schnarchnase 2.5.65 #1 Thu Mar 20 07:39:11 CET 2003 i486 unknown unknown GNU/Linux
What kind of processor/system is that?
I also see quite a difference in untarring gz vs. bz2.
On a Pentium classic with genuine f00f bug, 180 Mhz, 80 MB of RAM,
running Linux 2.5.64, I get:
[rddunlap@eeyore linsrc]$ time tar xzf linux-2.5.65.tar.gz
41.98user 38.15system 1:45.94elapsed 75%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (314major+97minor)pagefaults 0swaps
[rddunlap@eeyore linsrc]$ mv linux-2.5.65 linux-2565
[rddunlap@eeyore linsrc]$ time tar xjf linux-2.5.65.tar.bz2
243.99user 39.62system 5:29.39elapsed 86%CPU (0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (324major+971minor)pagefaults 0swaps
-- ~Randy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Sun Mar 23 2003 - 22:00:31 EST