skliros diskos

[Yannis Kotsinos]

Steve Stavropoulos wrote:


>  As pros8esw kai egw liga data: (oles oi metrhseis eginan me to systhma
> fortwmeno kanonika (load 0.00 dhladh kai panw apo 100 procs))
> Me Elite P6BX-A+ motherboard (i440BX), promise UDMA 66 PCI karta
> 1) Me Western Digital 20Gb 7200 2Mb cache (WDC WD205BA):
> /dev/hde:
>  Timing buffer-cache reads:   128 MB in  1.22 seconds =104.92 MB/sec
>  Timing buffered disk reads:  64 MB in  2.74 seconds = 23.36 MB/sec


root at devel:~# cat /proc/ide/hda/model
WDC WD200BB-00AUA1

root at devel:~# hdparm -tT /dev/hda

/dev/hda:
  Timing buffer-cache reads:   128 MB in  0.29 seconds =441.38 MB/sec
  Timing buffered disk reads:  64 MB in  2.23 seconds = 28.70 MB/sec

root at devel:~# cat /proc/meminfo | head -3

         total:    used:    free:  shared: buffers:  cached:
Mem:  526135296 172613632 353521664        0  4186112 86212608
Swap: 1496956928        0 1496956928

root at devel:~# uname -r
2.4.17

root at devel:# cat /proc/loadavg
0.08 0.03 0.01 2/73 1093

devfs 1.3.20, & DMA on...

Bebaia to mhxanaki teknopoiei kai xeirodikei:

P4 1800
Asus P4T
2 x 256 PCI800 Kingston DIMMs

Mono o sklhros me stenaxwrei alla exei 3emeinei.

Ara na proxwrhsw sto symperasma oti ta cached reads ephreazontai 
perissotero eite apo th RAM, eite apo to swap file kai oxi toso apo to 
H/W? Makes sence...

PS: Too much swap, though, tzampa paei o xwros. Eipa na akoloy8hsw to 
rule of thumb, alla den exw dei akoma to used na 3epernaei to 0. Ksoy - 
ksoy...