ffi Posted September 17, 2008 Report Share Posted September 17, 2008 (edited) I installed cooker on a usb flashdisk (ext2) and everytime I do some intensive file operations like urpmi, processes in ksysguard say disk sleep. I see a package being installed, which goes quite fast and then the next one takes ages to continue and so on, all the while when waiting seeing usb-storage and urpmi in disk sleep state I bought the flash disk asking for the fasted (and most expensive) and it said it was readyboost ready. in ps aux the states are listed as D+ and D< Edited September 17, 2008 by ffi Quote Link to comment Share on other sites More sharing options...
ffi Posted September 17, 2008 Author Report Share Posted September 17, 2008 a test using smart to show the states: $ ps aux | grep D USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 452 0.0 0.0 0 0 ? D< 08:29 0:04 [usb-storage] root 3020 0.0 0.0 3392 988 ? D 08:29 0:00 hald-addon-storage: polling /dev/sda (every 2 sec) root 16363 6.4 2.7 214512 86228 pts/2 Dl+ 12:11 0:11 /usr/bin/python /usr/bin/smart --gui Quote Link to comment Share on other sites More sharing options...
ffi Posted September 17, 2008 Author Report Share Posted September 17, 2008 # hdparm -tT /dev/sda /dev/sda:  Timing cached reads: 11348 MB in 1.99 seconds = 5689.59 MB/sec  Timing buffered disk reads: 82 MB in 3.04 seconds = 27.01 MB/sec Quote Link to comment Share on other sites More sharing options...
ffi Posted September 17, 2008 Author Report Share Posted September 17, 2008 from dmesg, I bolded my device, is it low speed of high speed? usbcore: registered new interface driver usbfsusbcore: registered new interface driver hub usbcore: registered new device driver usb ehci_hcd 0000:00:1a.7: PCI INT C -> GSI 18 (level, low) -> IRQ 18 ehci_hcd 0000:00:1a.7: setting latency timer to 64 ehci_hcd 0000:00:1a.7: EHCI Host Controller ehci_hcd 0000:00:1a.7: new USB bus registered, assigned bus number 1 ehci_hcd 0000:00:1a.7: debug port 1 ehci_hcd 0000:00:1a.7: cache line size of 32 is not supported ehci_hcd 0000:00:1a.7: irq 18, io mem 0xfebff400 ehci_hcd 0000:00:1a.7: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004 usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 4 ports detected usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb1: Product: EHCI Host Controller usb usb1: Manufacturer: Linux 2.6.27-desktop-0.rc6.3.2mnb ehci_hcd usb usb1: SerialNumber: 0000:00:1a.7 ehci_hcd 0000:00:1d.7: PCI INT A -> GSI 23 (level, low) -> IRQ 23 ehci_hcd 0000:00:1d.7: setting latency timer to 64 ehci_hcd 0000:00:1d.7: EHCI Host Controller ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 2 ehci_hcd 0000:00:1d.7: debug port 1 ehci_hcd 0000:00:1d.7: cache line size of 32 is not supported ehci_hcd 0000:00:1d.7: irq 23, io mem 0xfebff000 usb 1-2: new high speed USB device using ehci_hcd and address 2 ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004 usb usb2: configuration #1 chosen from 1 choice hub 2-0:1.0: USB hub found hub 2-0:1.0: 6 ports detected usb 1-2: configuration #1 chosen from 1 choice usb 1-2: New USB device found, idVendor=04f2, idProduct=b033 usb 1-2: New USB device strings: Mfr=0, Product=1, SerialNumber=0 usb 1-2: Product: USB2.0 1.3M UVC WebCam Synaptics Touchpad, model: 1, fw: 6.2, id: 0x81a0b1, caps: 0xa04711/0x200000 input: SynPS/2 Synaptics TouchPad as /class/input/input1 usb usb2: New USB device found, idVendor=1d6b, idProduct=0002 usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb2: Product: EHCI Host Controller usb usb2: Manufacturer: Linux 2.6.27-desktop-0.rc6.3.2mnb ehci_hcd usb usb2: SerialNumber: 0000:00:1d.7 ohci_hcd: 2006 August 04 USB 1.1 'Open' Host Controller (OHCI) Driver USB Universal Host Controller Interface driver v3.0 uhci_hcd 0000:00:1a.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 uhci_hcd 0000:00:1a.0: setting latency timer to 64 uhci_hcd 0000:00:1a.0: UHCI Host Controller uhci_hcd 0000:00:1a.0: new USB bus registered, assigned bus number 3 uhci_hcd 0000:00:1a.0: irq 16, io base 0x0000e080 usb usb3: configuration #1 chosen from 1 choice hub 3-0:1.0: USB hub found hub 3-0:1.0: 2 ports detected usb 2-3: new high speed USB device using ehci_hcd and address 2 usb 2-3: configuration #1 chosen from 1 choice usb 2-3: New USB device found, idVendor=0325, idProduct=ac02 usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 2-3: Product: ATV usb 2-3: Manufacturer: OCZ Technology usb 2-3: SerialNumber: AA04012700113409 usb usb3: New USB device found, idVendor=1d6b, idProduct=0001 usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb3: Product: UHCI Host Controller usb usb3: Manufacturer: Linux 2.6.27-desktop-0.rc6.3.2mnb uhci_hcd usb usb3: SerialNumber: 0000:00:1a.0 uhci_hcd 0000:00:1a.1: PCI INT B -> GSI 21 (level, low) -> IRQ 21 uhci_hcd 0000:00:1a.1: setting latency timer to 64 uhci_hcd 0000:00:1a.1: UHCI Host Controller uhci_hcd 0000:00:1a.1: new USB bus registered, assigned bus number 4 uhci_hcd 0000:00:1a.1: irq 21, io base 0x0000e000 usb usb4: configuration #1 chosen from 1 choice hub 4-0:1.0: USB hub found hub 4-0:1.0: 2 ports detected usb usb4: New USB device found, idVendor=1d6b, idProduct=0001 usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb4: Product: UHCI Host Controller usb usb4: Manufacturer: Linux 2.6.27-desktop-0.rc6.3.2mnb uhci_hcd usb usb4: SerialNumber: 0000:00:1a.1 uhci_hcd 0000:00:1d.0: PCI INT A -> GSI 23 (level, low) -> IRQ 23 uhci_hcd 0000:00:1d.0: setting latency timer to 64 uhci_hcd 0000:00:1d.0: UHCI Host Controller uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 5 uhci_hcd 0000:00:1d.0: irq 23, io base 0x0000dc00 usb usb5: configuration #1 chosen from 1 choice hub 5-0:1.0: USB hub found hub 5-0:1.0: 2 ports detected usb usb5: New USB device found, idVendor=1d6b, idProduct=0001 usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb5: Product: UHCI Host Controller usb usb5: Manufacturer: Linux 2.6.27-desktop-0.rc6.3.2mnb uhci_hcd usb usb5: SerialNumber: 0000:00:1d.0 uhci_hcd 0000:00:1d.1: PCI INT B -> GSI 19 (level, low) -> IRQ 19 uhci_hcd 0000:00:1d.1: setting latency timer to 64 uhci_hcd 0000:00:1d.1: UHCI Host Controller uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 6 uhci_hcd 0000:00:1d.1: irq 19, io base 0x0000d880 usb usb6: configuration #1 chosen from 1 choice hub 6-0:1.0: USB hub found hub 6-0:1.0: 2 ports detected usb 4-2: new full speed USB device using uhci_hcd and address 2 usb 4-2: configuration #1 chosen from 1 choice usb 4-2: New USB device found, idVendor=0b05, idProduct=1712 usb 4-2: New USB device strings: Mfr=0, Product=0, SerialNumber=3 usb 4-2: SerialNumber: 0194E8-5B-0002 usb usb6: New USB device found, idVendor=1d6b, idProduct=0001 usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb6: Product: UHCI Host Controller usb usb6: Manufacturer: Linux 2.6.27-desktop-0.rc6.3.2mnb uhci_hcd usb usb6: SerialNumber: 0000:00:1d.1 uhci_hcd 0000:00:1d.2: PCI INT C -> GSI 18 (level, low) -> IRQ 18 uhci_hcd 0000:00:1d.2: setting latency timer to 64 uhci_hcd 0000:00:1d.2: UHCI Host Controller uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 7 uhci_hcd 0000:00:1d.2: irq 18, io base 0x0000d800 usb usb7: configuration #1 chosen from 1 choice hub 7-0:1.0: USB hub found hub 7-0:1.0: 2 ports detected usb 6-2: new low speed USB device using uhci_hcd and address 2 usb 6-2: configuration #1 chosen from 1 choice usb 6-2: New USB device found, idVendor=046d, idProduct=c521 usb 6-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 6-2: Product: USB Receiver usb 6-2: Manufacturer: Logitech usb usb7: New USB device found, idVendor=1d6b, idProduct=0001 usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb7: Product: UHCI Host Controller usb usb7: Manufacturer: Linux 2.6.27-desktop-0.rc6.3.2mnb uhci_hcd usb usb7: SerialNumber: 0000:00:1d.2 SCSI subsystem initialized Driver 'sd' needs updating - please use bus_type methods Initializing USB Mass Storage driver... scsi0 : SCSI emulation for USB Mass Storage devices usb-storage: device found at 2 usb-storage: waiting for device to settle before scanning usb 7-2: new full speed USB device using uhci_hcd and address 2 usb 7-2: configuration #1 chosen from 1 choice usb 7-2: New USB device found, idVendor=08ff, idProduct=1600 usb 7-2: New USB device strings: Mfr=0, Product=1, SerialNumber=0 usb 7-2: Product: Fingerprint Sensor usbcore: registered new interface driver usb-storage USB Mass Storage support registered. 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ffi Posted September 17, 2008 Author Report Share Posted September 17, 2008 scsi 0:0:0:0: Direct-Access OCZ ATV 1100 PQ: 0 ANSI: 0 CCSsd 0:0:0:0: [sda] 15663104 512-byte hardware sectors (8020 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Mode Sense: 43 00 00 00 sd 0:0:0:0: [sda] Assuming drive cache: write through sd 0:0:0:0: [sda] 15663104 512-byte hardware sectors (8020 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Mode Sense: 43 00 00 00 sd 0:0:0:0: [sda] Assuming drive cache: write through  sda: sda1 sd 0:0:0:0: [sda] Attached SCSI removable disk usb-storage: device scan complete usbcore: registered new interface driver ub No dock devices found. Quote Link to comment Share on other sites More sharing options...
scarecrow Posted September 18, 2008 Report Share Posted September 18, 2008 Running a regular linux disto out of some USB-key is a safe way to render the key useless sooner rather than later... simply too many I/O requests. Quote Link to comment Share on other sites More sharing options...
ffi Posted September 18, 2008 Author Report Share Posted September 18, 2008 I know but still... Quote Link to comment Share on other sites More sharing options...
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