El Viernes, 7 de Marzo de 2008, Jose Alberto Reguero escribió: > El Viernes, 7 de Marzo de 2008, Jose Alberto Reguero escribió: > > El Viernes, 7 de Marzo de 2008, Jose Alberto Reguero escribió: > > > El Jueves, 6 de Marzo de 2008, Tejun Heo escribió: > > > > Jose Alberto Reguero wrote: > > > > > When I try to make a ext3 fs in the disk I got a lot of erros: > > > > > > > > Can you please try 2.6.25-rc4 and see whether it behaves any > > > > differently. The initial errors should be about the same but EH > > > > should slow the PHY to 1.5Gbps quickly and that seems to solve many > > > > PHY related problems on eSATA connectors. > > > > > > > > Thanks. > > > > > > I try with kernel 2.6.25-rc4 but when the limiting speed to 1.5g the > > > device can't recover. > > > I try whith the option: > > > options libata force=4:1.5g > > > and works, but the speed is limited until: > > > ata4.00: limiting speed to UDMA/33:PIO4 > > > and still have some errors. > > > > > > Do you know what Transfer mode I must try in libata force to not > > > have erros? > > > > > > Thanks. > > > > > > Jose Alberto > > > > [root@jar Pls]# hdparm -I /dev/sdd > > > > /dev/sdd: > > > > ATA device, with non-removable media > > Model Number: Seagate FreeAgent Pro > > Serial Number: 5QD3Q2AZ > > Firmware Revision: 3.AFM > > Standards: > > Used: ATA/ATAPI-6 T13 1410D revision 1 > > Supported: 6 5 4 > > Configuration: > > Logical max current > > cylinders 16383 0 > > heads 16 0 > > sectors/track 63 0 > > -- > > LBA user addressable sectors: 268435455 > > LBA48 user addressable sectors: 1465149168 > > device size with M = 1024*1024: 715404 MBytes > > device size with M = 1000*1000: 750156 MBytes (750 GB) > > Capabilities: > > LBA, IORDY(cannot be disabled) > > Standby timer values: spec'd by Vendor, with device specific > > minimum R/W multiple sector transfer: Max = 1 Current = 0 > > DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 > > Cycle time: min=120ns recommended=120ns > > PIO: pio0 pio1 pio2 pio3 pio4 > > Cycle time: no flow control=120ns IORDY flow control=120ns > > Commands/features: > > Enabled Supported: > > * SMART feature set > > * Power Management feature set > > * Write cache > > * 48-bit Address feature set > > * Mandatory FLUSH_CACHE > > * FLUSH_CACHE_EXT > > * SMART self-test > > * WRITE_{DMA|MULTIPLE}_FUA_EXT > > * SATA-I signaling speed (1.5Gb/s) > > * SATA-II signaling speed (3.0Gb/s) > > Integrity word not set (found 0x0000, expected 0x23a5) > > > > I noticed that : > > R/W multiple sector transfer: Max = 1 Current = 0 > > > > It is important? > > > > Jose Alberto > > I did more tests. I put: > > options libata force=4:1.5g,udma0 > > and the ICRC errors still appear. But only writing. I try with the device > at top speed(3G) and reading the errors don't appear. > Another thing is that when limiting the speed to 1.5G, the real read speed > don't seem to change and is about 2 times the read speed that I have with a > SATA-I device. Is like limiting the speed to 1.5G don't do nothing. > > I will try the disk in a SATA-I port. > > Thanks. > > Jose Alberto > -- > To unsubscribe from this list: send the line "unsubscribe linux-ide" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html More tests: When connected via USB: [root@jar Pls]# hdparm -I /dev/sdd /dev/sdd: ATA device, with non-removable media Model Number: ST3750640AS Serial Number: 5QD3Q2AZ Firmware Revision: 3.AFM Standards: Supported: 7 6 5 4 Likely used: 7 Configuration: Logical max current cylinders 16383 16383 heads 16 16 sectors/track 63 63 -- CHS current addressable sectors: 16514064 LBA user addressable sectors: 268435455 LBA48 user addressable sectors: 1465149168 device size with M = 1024*1024: 715404 MBytes device size with M = 1000*1000: 750156 MBytes (750 GB) Capabilities: LBA, IORDY(can be disabled) Queue depth: 32 Standby timer values: spec'd by Standard, no device specific minimum R/W multiple sector transfer: Max = 16 Current = ? Recommended acoustic management value: 160, current value: 0 DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 Cycle time: min=120ns recommended=120ns PIO: pio0 pio1 pio2 pio3 pio4 Cycle time: no flow control=240ns IORDY flow control=120ns Commands/features: Enabled Supported: * SMART feature set Security Mode feature set * Power Management feature set * Write cache * Look-ahead * Host Protected Area feature set * WRITE_BUFFER command * READ_BUFFER command * DOWNLOAD_MICROCODE * Power-Up In Standby feature set * SET_FEATURES required to spinup after power up SET_MAX security extension * 48-bit Address feature set * Device Configuration Overlay feature set * Mandatory FLUSH_CACHE * FLUSH_CACHE_EXT * SMART error logging * SMART self-test * General Purpose Logging feature set * SATA-I signaling speed (1.5Gb/s) * SATA-II signaling speed (3.0Gb/s) * Native Command Queueing (NCQ) * Phy event counters Device-initiated interface power management * Software settings preservation Security: Master password revision code = 65534 supported not enabled not locked not frozen not expired: security count not supported: enhanced erase Checksum: correct How can be so diferent that the one make with esata? Thanks. Jose Alberto -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html