sslug-teknik team mailing list archive

[Mogens Kjaer <mk@xxxxxx>]

donald_j_axel wrote:
...
> Det er jo meget lille belastning på disk-I/O, men jeg ved ikke hvor
> meget man kan stole på %CPU for kerne-processer. (Kerne 2.4.18.) (Det er
> jo netop bare en dd-test - men selv der er belastningen ikke stor. Jeg
> skulle nok have stoppet DB2, men den laver p.t. ingenting).

Det er hvad jeg får under en

dd if=/dev/zero of=big10.dat bs=1M count=10240

 12:28:04  up  1:33,  2 users,  load average: 4.77, 2.85, 1.18
94 processes: 91 sleeping, 3 running, 0 zombie, 0 stopped
CPU0 states:   0.0% user  41.3% system    0.0% nice   0.0% iowait  58.1% 
idle
CPU1 states:   0.1% user  37.0% system    0.0% nice   0.0% iowait  62.3% 
idle
CPU2 states:   0.0% user  39.4% system    0.0% nice   0.0% iowait  60.0% 
idle
CPU3 states:   0.0% user  52.3% system    0.0% nice   0.0% iowait  47.1% 
idle
Mem:  4383040k av, 4370684k used,   12356k free,       0k shrd,   34648k 
buff
                     89000k actv, 2070968k in_d,   21456k in_c
Swap: 1043512k av,       0k used, 1043512k free                 4179340k 
cached

  PID USER     PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM   TIME CPU COMMAND
 2519 root      25   0  1420  396   348 R    92.4  0.0   0:07   2 dd
   15 root      15   0     0    0     0 DW   37.7  0.0   1:20   3 bdflush
   36 root      15   0     0    0     0 DW   18.8  0.0   0:52   0 kjournald
   11 root      15   0     0    0     0 RW    5.5  0.0   0:17   0 kswapd
 2498 root      15   0  1024 1024   808 R     0.5  0.0   0:01   1 top


--
Mogens Kjaer, Carlsberg A/S, Computer Department
Gamle Carlsberg Vej 10, DK-2500 Valby, Denmark
Phone: +45 33 27 53 25, Fax: +45 33 27 47 08
Email: mk@xxxxxx Homepage: http://www.crc.dk