[vz-users] Problem Middleware ??!!

Udo1 udo1 at gmx.net
Tue Feb 12 15:03:44 CET 2013


Am 12.02.2013 13:20, schrieb Thorben Thuermer:
>> >pi at raspberrypi ~ $ sudo hdparm -T -t /dev/root
>> >/dev/root:
>> >  Timing buffered disk reads:  18 MB in  4.24 seconds =   4.25 MB/sec
> deine karte liest 4mb/sekunde, dl4huf's liest 20,
Ich hab das hier mal auf einer Class10 Karte ein paar mal hintereinander 
ausprobiert. Die Ergebnisse variieren aber schon stark:

pi at raspberrypi ~ $ sudo hdparm -T -t /dev/root

/dev/root:
  Timing cached reads:   240 MB in  2.00 seconds = 119.87 MB/sec
  Timing buffered disk reads:  48 MB in  5.73 seconds =   8.38 MB/sec
pi at raspberrypi ~ $ sudo hdparm -T -t /dev/root

/dev/root:
  Timing cached reads:   280 MB in  2.00 seconds = 139.68 MB/sec
  Timing buffered disk reads:   4 MB in  5.20 seconds = 788.37 kB/sec
pi at raspberrypi ~ $ sudo hdparm -T -t /dev/root

/dev/root:
  Timing cached reads:     2 MB in  2.36 seconds = 866.96 kB/sec
  Timing buffered disk reads:  56 MB in  3.04 seconds =  18.44 MB/sec
pi at raspberrypi ~ $ sudo hdparm -T -t /dev/root

/dev/root:
  Timing cached reads:   322 MB in  2.00 seconds = 160.83 MB/sec
  Timing buffered disk reads:  40 MB in  6.53 seconds =   6.13 MB/sec

Woran liegt das denn?

Gruß
Udo


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