[Comm] Branch5 низкая скорость ide

Сб Май 30 23:50:22 MSD 2009

Доброго дня. После обновления с 4.1 до бранч5 замечено резкое падение скорости IDE  

#hdparm -t /dev/hda  
/dev/hda:  
 Timing buffered disk reads:   10 MB in  3.13 seconds =   3.20 MB/sec  

# hdparm  /dev/hda  
/dev/hda:  
 multcount     = 16 (on)  
 IO_support    =  0 (default)  
 unmaskirq     =  0 (off)  
 using_dma     =  0 (off)  
 keepsettings  =  0 (off)  
 readonly      =  0 (off)  
 readahead     = 256 (on)  
 geometry      = 16383/255/63, sectors = 156301488, start = 0  

# hdparm -d 1 /dev/hda  
/dev/hda:  
 setting using_dma to 1 (on)  
 HDIO_SET_DMA failed: Operation not permitted  
 using_dma     =  0 (off)  

# lsmod  
Module                  Size  Used by  
ppp_deflate             8704  0       
zlib_deflate           24088  1 ppp_deflate  
zlib_inflate           21632  1 ppp_deflate  
bsd_comp                9600  0             
ppp_async              12672  1             
crc_ccitt               6016  1 ppp_async   
ppp_generic            28060  7 ppp_deflate,bsd_comp,ppp_async  
slhc                   10112  1 ppp_generic                    
cdc_acm                19104  3                                
binfmt_misc            12424  1                                
nvidia               7229916  36                               
agpgart                37192  1 nvidia                         
i2c_core               27156  1 nvidia                         
vboxnetflt             88584  0                                
vboxdrv               114984  1 vboxnetflt                     
dm_mod                 57416  0                                
sr_mod                 19012  0                                
cdrom                  38560  1 sr_mod                         
sg                     34612  0                                
option                 23556  0  
usbserial              35048  1 option  
usb_storage            81344  0  
libusual               26132  1 usb_storage  
snd_hda_intel         418996  4  
snd_seq_dummy           6788  0  
snd_seq_oss            33792  0  
snd_seq_midi_event     11008  1 snd_seq_oss  
snd_seq                52656  5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event  
snd_seq_device         11020  3 snd_seq_dummy,snd_seq_oss,snd_seq  
snd_pcm_oss            41984  0  
snd_mixer_oss          18432  1 snd_pcm_oss  
snd_pcm                77316  2 snd_hda_intel,snd_pcm_oss  
forcedeth              57104  0  
thermal                19356  1  
snd_timer              24712  2 snd_seq,snd_pcm  
snd_page_alloc         12040  2 snd_hda_intel,snd_pcm  
snd_hwdep              11012  1 snd_hda_intel  
psmouse                48276  0  
amd74xx                10120  0  
processor              37548  1 thermal  
ohci_hcd               26896  0  
snd                    57764  17 snd_hda_intel,snd_seq_oss,snd_seq,snd_seq_device,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_hwdep  
ehci_hcd               38412  0  
wmi                    10408  0  
pata_amd               14468  0  
button                 10128  0  
soundcore              11104  1 snd  
serio_raw               9348  0  
evdev                  13344  5  
usbcore               145264  8 cdc_acm,option,usbserial,usb_storage,libusual,ohci_hcd,ehci_hcd  
rtc_cmos               13600  0  
pcspkr                  6528  0  
rtc_core               20508  1 rtc_cmos  
rtc_lib                 7040  1 rtc_core  
ext3                  128392  2  
jbd                    49556  1 ext3  
mbcache                11780  1 ext3  
ata_generic             9988  0  
pata_acpi               8064  0  
pata_via               12164  0  
libata                170912  4 pata_amd,ata_generic,pata_acpi,pata_via  
dock                   12304  1 libata  
sd_mod                 38172  0  
crc_t10dif              5888  1 sd_mod  
scsi_mod              148940  5 sr_mod,sg,usb_storage,libata,sd_mod  
ide_disk               16384  4  
ide_generic             6528  0 [permanent]  
via82cxxx              10244  0  
ide_pci_generic         7684  0  
ide_core              107208  5 amd74xx,ide_disk,ide_generic,via82cxxx,ide_pci_generic  

Установлено ядро 2.6.27-std-def  
и модули  
kernel-modules-oss-std-def-2.6.27-alt16  
kernel-modules-alsa-std-def-2.6.27-alt16  
kernel-modules-nvidia-std-def-180.44-alt1.132635.16  
kernel-modules-ndiswrapper-std-def-1.54-alt1.132635.16  
kernel-modules-v4l-std-def-2.6.27-alt16  
kernel-modules-kqemu-std-def-1.4.0-alt0.1.pre1.132635.16  
kernel-modules-tp_smapi-std-def-0.37-alt2.132635.16  
kernel-modules-alsa-std-def-1.0.16-alt4.132633.8.M41.1  
kernel-modules-drm-std-def-2.6.27-alt16  

Подскажите, куда копать?  
  По  
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