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Hi there,
sync has been slow befor 2.6.13 also. This is "normal" because the FAT
is updated whenever data is written. This is not only slow, it will also
KILL your device. Using sync with FAT formated USB key will render them
useles really quick.
Try searching the archives it has been discussed before.
cu
Andre
Savar wrote:
> Hi all,
>
> When I mount an usb stick with the option "sync" (USB 2.0) I got a
> writing speed about 15 kbyte/s. Reading is ok (ca. 1 s for 2,3 MB).
> It doesn't matter if trying as root or normal user. I only have to
> unmount the stick and remount it without "sync" and writing is fast.
> That means I write something on the stick (ok it's buffered) and
> then I type "sync" as command and after 1 s it's done (LED from
> usb stick turned off and data were written).
>
> All this starts with kernel 2.6.13, 2.6.12 was ok.
>
> I'm using 2.6.13 (not >)!
> If it's solved in an newer Kernel, please ignore this email.
>
> Keywords: usb (maybe storage)
>
>
> Greetz
> Simon
>
>
>
> processor : 0
> vendor_id : GenuineIntel
> cpu family : 6
> model : 9
> model name : Intel(R) Pentium(R) M processor 1500MHz
> stepping : 5
> cpu MHz : 798.217
> cache size : 1024 KB
> fdiv_bug : no
> hlt_bug : no
> f00f_bug : no
> coma_bug : no
> fpu : yes
> fpu_exception : yes
> cpuid level : 2
> wp : yes
> flags : fpu vme de pse tsc msr mce cx8 sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 tm pbe est tm2
> bogomips : 1597.18
>
>
>
>
>
> af_packet 12680 2 - Live 0xe0f91000
> ipt_mac 1664 0 - Live 0xe0f65000
> ipt_state 1664 0 - Live 0xe0f63000
> iptable_filter 2304 0 - Live 0xe0f00000
> ip_conntrack_ftp 71568 0 - Live 0xe0f4c000
> irtty_sir 5120 0 - Live 0xe0f1c000
> sir_dev 13100 1 irtty_sir, Live 0xe0f47000
> irda 110520 1 sir_dev, Live 0xe0f6a000
> crc_ccitt 1920 1 irda, Live 0xe0f02000
> lp 9284 0 - Live 0xe0f15000
> pcmcia 30760 2 - Live 0xe0f3e000
> joydev 8000 0 - Live 0xe0f12000
> parport_pc 24772 1 - Live 0xe0f36000
> parport 32584 2 lp,parport_pc, Live 0xe0f2d000
> rtc 9528 0 - Live 0xe0f05000
> usb_storage 39172 1 - Live 0xe0f22000
> usbhid 28548 0 - Live 0xe0f0a000
> yenta_socket 21900 2 - Live 0xe0e24000
> rsrc_nonstatic 11392 1 yenta_socket, Live 0xe0ecf000
> ipw2100 131328 0 - Live 0xe0e2f000
> ieee80211 50244 1 ipw2100, Live 0xe0e14000
> ieee80211_crypt 4612 1 ieee80211, Live 0xe0e2c000
> ohci1394 31156 0 - Live 0xe0e05000
> ieee1394 284728 1 ohci1394, Live 0xe0e53000
> snd_intel8x0m 14916 0 - Live 0xe0dca000
> ehci_hcd 27784 0 - Live 0xe0d77000
> uhci_hcd 29072 0 - Live 0xe0dc1000
> usbcore 101628 5 usb_storage,usbhid,ehci_hcd,uhci_hcd, Live 0xe0de0000
> intel_agp 20252 1 - Live 0xe0d68000
> eeprom 5776 0 - Live 0xe0b86000
> lm90 10660 0 - Live 0xe0c03000
> i2c_sensor 2944 2 eeprom,lm90, Live 0xe0b89000
> i2c_i801 7820 0 - Live 0xe0b81000
> i2c_core 16784 4 eeprom,lm90,i2c_sensor,i2c_i801, Live 0xe0bf2000
> cryptoloop 3200 0 - Live 0xe0b84000
> ip_conntrack 38552 2 ipt_state,ip_conntrack_ftp, Live 0xe0bf8000
> ip_tables 20096 3 ipt_mac,ipt_state,iptable_filter, Live 0xe0be5000
> nvidia 3692744 12 - Live 0xe0fa1000
> agpgart 27976 2 intel_agp,nvidia, Live 0xe0b8b000
> smbfs 60024 0 - Live 0xe0b93000
>
>
>
>
> 0000-001f : dma1
> 0020-0021 : pic1
> 0040-0043 : timer0
> 0050-0053 : timer1
> 0060-006f : keyboard
> 0070-0077 : rtc
> 0080-008f : dma page reg
> 00a0-00a1 : pic2
> 00c0-00df : dma2
> 00f0-00ff : fpu
> 0170-0177 : ide1
> 01f0-01f7 : ide0
> 0376-0376 : ide1
> 0378-037a : parport0
> 03c0-03df : vesafb
> 03f6-03f6 : ide0
> 0cf8-0cff : PCI conf1
> 1000-107f : 0000:00:1f.0
> 1000-107f : motherboard
> 1000-1003 : PM1a_EVT_BLK
> 1004-1005 : PM1a_CNT_BLK
> 1008-100b : PM_TMR
> 1010-1015 : ACPI CPU throttle
> 1020-1020 : PM2_CNT_BLK
> 1028-102f : GPE0_BLK
> 10ac-10ac : motherboard
> 1100-111f : 0000:00:1f.3
> 1100-111f : motherboard
> 1100-110f : i801-smbus
> 1180-11bf : 0000:00:1f.0
> 1180-11bf : motherboard
> 1800-181f : 0000:00:1d.0
> 1800-181f : uhci_hcd
> 1820-183f : 0000:00:1d.1
> 1820-183f : uhci_hcd
> 1840-184f : 0000:00:1f.1
> 1840-1847 : ide0
> 1848-184f : ide1
> 1880-18bf : 0000:00:1f.5
> 1880-18bf : Intel 82801DB-ICH4
> 1c00-1cff : 0000:00:1f.5
> 1c00-1cff : Intel 82801DB-ICH4
> 2000-207f : 0000:00:1f.6
> 2400-24ff : 0000:00:1f.6
> 3000-3fff : PCI Bus #02
> 3000-303f : 0000:02:08.0
> 3000-303f : e100
> 3400-34ff : PCI CardBus #03
> 3800-38ff : PCI CardBus #03
> e000-e07f : motherboard
> e080-e0ff : motherboard
> e400-e47f : motherboard
> e480-e4ff : motherboard
> e800-e87f : motherboard
> e880-e8ff : motherboard
> ec00-ec7f : motherboard
> ec80-ecff : motherboard
>
>
>
>
> 00000000-0009f7ff : System RAM
> 00000000-00000000 : Crash kernel
> 0009f800-0009ffff : reserved
> 000a0000-000bffff : Video RAM area
> 000c0000-000c7fff : Video ROM
> 000d0000-000d3fff : reserved
> 000d4000-000d57ff : Adapter ROM
> 000e3000-000e3fff : Adapter ROM
> 000f0000-000fffff : System ROM
> 00100000-1ff5ffff : System RAM
> 00100000-0044b72e : Kernel code
> 0044b72f-0057bc87 : Kernel data
> 1ff60000-1ff69fff : ACPI Tables
> 1ff6a000-1ff6afff : reserved
> 1ff6b000-1ff6ffff : ACPI Non-volatile Storage
> 1ff70000-1fffffff : reserved
> 20000000-21ffffff : PCI Bus #02
> 20000000-21ffffff : PCI CardBus #03
> 22000000-220003ff : 0000:00:1f.1
> 24000000-25ffffff : PCI CardBus #03
> c0000000-c00003ff : 0000:00:1d.7
> c0000000-c00003ff : ehci_hcd
> c0000800-c00008ff : 0000:00:1f.5
> c0000800-c00008ff : Intel 82801DB-ICH4
> c0000c00-c0000dff : 0000:00:1f.5
> c0000c00-c0000dff : Intel 82801DB-ICH4
> c1000000-c1ffffff : PCI Bus #01
> c1000000-c1ffffff : 0000:01:00.0
> c1000000-c1ffffff : nvidia
> c2000000-c20fffff : PCI Bus #02
> c2000000-c2003fff : 0000:02:07.0
> c2004000-c2004fff : 0000:02:08.0
> c2004000-c2004fff : e100
> c2005000-c2005fff : 0000:02:0a.0
> c2005000-c2005fff : ipw2100
> c2006000-c20067ff : 0000:02:07.0
> c2006000-c20067ff : ohci1394
> c2006800-c20069ff : 0000:02:0d.0
> c2007000-c2007fff : 0000:02:0b.0
> c2007000-c2007fff : yenta_socket
> d0000000-dfffffff : 0000:00:00.0
> e0000000-efffffff : PCI Bus #01
> e0000000-efffffff : 0000:01:00.0
> e0000000-e3ffffff : vesafb
> ffb80000-ffbfffff : reserved
> fff80000-ffffffff : reserved
>
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