Comment 140 for bug 131094

Revision history for this message
Ravindran K (ravindran-k) wrote :

I think the desktop reponsiveness is OK atleast for me

OT: OLD IDE performance IO still has come down in new kernel (2.6.27-1-server) [it was upto 45 MB/s in 2.6.26-5-server]

2.6.27-1-server

Date & Time:
Sat Aug 30 07:55:04 IST 2008
----------------------------------------------------------------------------------------------
SATA 250 GB HDD

/dev/sda:
 Timing cached reads: 8118 MB in 2.00 seconds = 4066.33 MB/sec
 Timing buffered disk reads: 252 MB in 3.02 seconds = 83.35 MB/sec
----------------------------------------------------------------------------------------------
IDE 160 GB HDD

/dev/sdb:
 Timing cached reads: 7034 MB in 2.00 seconds = 3523.05 MB/sec
 Timing buffered disk reads: 96 MB in 3.03 seconds = 31.71 MB/sec
----------------------------------------------------------------------------------------------
IDE 250 GB HDD

/dev/sdc:
 Timing cached reads: 6638 MB in 2.00 seconds = 3324.28 MB/sec
 Timing buffered disk reads: 230 MB in 3.02 seconds = 76.04 MB/sec
----------------------------------------------------------------------------------------------
USB 160 GB HDD

/dev/sdd:
 Timing cached reads: 6438 MB in 2.00 seconds = 3223.58 MB/sec
 Timing buffered disk reads: 100 MB in 3.02 seconds = 33.06 MB/sec

*************************************************************
2.6.26-5-server
Date & Time:
Wed Aug 27 20:42:10 IST 2008
----------------------------------------------------------------------------------------------
SATA 250 GB HDD

/dev/sda:
 Timing cached reads: 6746 MB in 2.00 seconds = 3378.94 MB/sec
 Timing buffered disk reads: 244 MB in 3.01 seconds = 80.97 MB/sec
----------------------------------------------------------------------------------------------
IDE 160 GB HDD

/dev/sdb:
 Timing cached reads: 6494 MB in 2.00 seconds = 3252.63 MB/sec
 Timing buffered disk reads: 138 MB in 3.01 seconds = 45.79 MB/sec
----------------------------------------------------------------------------------------------
IDE 250 GB HDD

/dev/sdc:
 Timing cached reads: 6600 MB in 2.00 seconds = 3305.97 MB/sec
 Timing buffered disk reads: 230 MB in 3.00 seconds = 76.57 MB/sec

******************************************************************