Buffer I/o Error On Device Usb Hdd
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Buffer I O Error On Device Sr0
Stack Overflow the company Business Learn more about hiring developers or posting ads with us Ask Ubuntu Questions kernel buffer i o error on device Tags Users Badges Unanswered Ask Question _ Ask Ubuntu is a question and answer site for Ubuntu users and developers. Join them; it only takes a minute: Sign up Here's linux buffer i o error on device how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the top Buffer I/O errors up vote 0 down vote favorite I notice that when I unmount my external HDD I sometimes getting messages in my logs which saying: Buffer I/O error on device sdX, logical block XX Where the
Buffer I O Error On Device Logical Block
X stands for the device for example: sdc. How I seriously do I have to take these messages since the device only spewing this messages when I unmount it, when I mount and use it I don't get any messages and the device works fine at this point as far I can see. mount external-hdd share|improve this question asked Nov 18 '14 at 1:39 Allard 1616 Hard to know without more information. I suggest you run fsck on the partition(s) and use smartmontools smartctl -a /dev/sda or smartctl -H /dev/sda change sda to your hard drive –bodhi.zazen Nov 18 '14 at 2:10 I have 2 external HDD's. One was able to give me info about the smart. dropbox.com/s/81nndc10yqy5ux8/smart%20first%20hdd.txt?dl=0 –Allard Nov 18 '14 at 12:58 The one that is giving the messages ? Is it healthy ? –bodhi.zazen Nov 18 '14 at 13:00 Those results look alright, see thomas-krenn.com/en/wiki/SMART_tests_with_smartctl –bodhi.zazen Nov 18 '14 at 13:08 The second drive I had to use in Windows and check with CrystalDiskInfo f
Support Search GitHub This repository Watch 545 Star 3,190 Fork 1,767 raspberrypi/linux Code Issues 190 Pull requests 26 Projects 0 Wiki Pulse Graphs usb flash drive i o device error New issue external USB drive: blk_update_request: I/O error and the USB drive buffer i/o error on device sda logical block gets another /dev/sd node #777 Open f18m opened this Issue Jan 31, 2015 · 41 comments Projects None
Buffer I/o Error On Device Dm-0
yet Labels None yet Milestone No milestone Assignees P33M 20 participants f18m commented Jan 31, 2015 Hi, I found a quite-reproducible problem (happens quite often!) with the following setup: HW: http://askubuntu.com/questions/550840/buffer-i-o-errors Raspberry model B+, powered by its own 5V, 2A power supply USB HUB 3.0 (Trascend TS-HUB3K), powered by its own 12V, 1.5A power supply (15W) 2 external hard disks (the problem happens also with just 1 hard disk!) root@rasptorrent:~# cat /etc/os-release PRETTY_NAME="Raspbian GNU/Linux 7 (wheezy)" NAME="Raspbian GNU/Linux" VERSION_ID="7" VERSION="7 (wheezy)" ID=raspbian ID_LIKE=debian ANSI_COLOR="1;31" HOME_URL="http://www.raspbian.org/" SUPPORT_URL="http://www.raspbian.org/RaspbianForums" BUG_REPORT_URL="http://www.raspbian.org/RaspbianBugs" root@rasptorrent:~# uname -a Linux rasptorrent https://github.com/raspberrypi/linux/issues/777 3.18.5+ #744 PREEMPT Fri Jan 30 18:19:07 GMT 2015 armv6l GNU/Linux (did "rpi-update" on Jan 31 2015) HOW TO REPRODUCE: just producing traffic on the USB external drives at some point produces: [ 1116.317108] sd 1:0:0:0: [sdb] [ 1116.317199] Result: hostbyte=0x07 driverbyte=0x00 [ 1116.317220] sd 1:0:0:0: [sdb] CDB: [ 1116.317233] cdb[0]=0x28: 28 00 13 7b 13 08 00 00 f0 00 [ 1116.317297] blk_update_request: I/O error, dev sdb, sector 326832904 (several times, for different sectors) and the USB device (e.g., /dev/sdb1) is destroyed and a new dev node is created (e.g., /dev/sdc1). The dwc_otg driver seems latest one: root@rasptorrent:~# dmesg | grep dwc_otg [ 0.000000] Kernel command line: dma.dmachans=0x7f35 bcm2708_fb.fbwidth=1824 bcm2708_fb.fbheight=984 bcm2708.boardrev=0x10 bcm2708.serial=0xee394e21 smsc95xx.macaddr=B8:27:EB:39:4E:21 bcm2708_fb.fbswap=1 bcm2708.disk_led_gpio=47 bcm2708.disk_led_active_low=0 sdhci-bcm2708.emmc_clock_freq=250000000 vc_mem.mem_base=0x1ec00000 vc_mem.mem_size=0x20000000 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 elevator=deadline rootwait [ 1.583112] dwc_otg: version 3.00a 10-AUG-2012 (platform bus) [ 2.027416] WARN::dwc_otg_hcd_init:1047: FIQ DMA bounce buffers: virt = 0xdbc14000 dma = 0x5bc14000 len=9024 [ 2.054741] dwc_otg: Microframe scheduler enabled [ 2.087234] dwc_otg bcm2708_usb: DWC OTG Controller [ 2.097477] dwc_otg bcm2708_usb: new USB bus registered, assigned bus number 1 [ 2.110137] dwc_otg bcm2708_usb: irq 32,
Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies http://serverfault.com/questions/613249/buffer-i-o-error-on-device-sata-drive of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Server Fault Questions Tags Users Badges Unanswered Ask http://www.centos.org/forums/viewtopic.php?t=38753 Question _ Server Fault is a question and answer site for system and network administrators. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask error on a question Anybody can answer The best answers are voted up and rise to the top Buffer I/O error on device (sata drive) up vote 2 down vote favorite 2 I keep getting these messages in one of my servers kernel logs (which is responsible for file operations). I wonder if anybody knows how serious are these issues. I cannot use smartmontools because error on device the disks are handled by a 3ware card which has it's own (very limited tw_cli utility). [2522065.275739] sd 0:0:1:0: [sdg] CDB: [2522065.275741] Read(10): 28 00 2e 90 97 f8 00 00 08 00 [2522065.275750] end_request: I/O error, dev sdg, sector 781228024 [2522065.281091] Buffer I/O error on device sdg, logical block 97653503 [2522065.287157] sd 0:0:1:0: [sdg] Device not ready [2522065.287163] sd 0:0:1:0: [sdg] [2522065.287166] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [2522065.287168] sd 0:0:1:0: [sdg] [2522065.287170] Sense Key : Not Ready [current] [2522065.287174] sd 0:0:1:0: [sdg] [2522065.287176] Add. Sense: Logical unit not ready, cause not reportable [2522065.287179] sd 0:0:1:0: [sdg] CDB: [2522065.287181] Read(10): 28 00 00 00 00 00 00 00 20 00 [2522065.287190] end_request: I/O error, dev sdg, sector 0 [2522065.291147] Buffer I/O error on device sdg, logical block 0 [2522065.291147] Buffer I/O error on device sdg, logical block 1 [2522065.291147] Buffer I/O error on device sdg, logical block 2 [2522065.308465] sd 0:0:1:0: [sdg] Device not ready [2522065.308465] sd 0:0:1:0: [sdg] [2522065.308465] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [2522065.308465] sd 0:0:1:0: [sdg] [2522065.308465] Sense Key : Not Ready [current] [2522065.308465] sd 0:0:1:0: [sdg] [2522065.308465] Add. Sense: Logical unit not ready, cause not reportable [2522065.3084
hard drive is not detecting Issues related to hardware problems Post Reply Print view Search Advanced search 2 posts • Page 1 of 1 russell23 Posts: 134 Joined: 2006/10/27 06:27:39 Location: Inside a qubit External USB hard drive is not detecting Quote Postby russell23 » 2007/08/15 18:31:05 Dear CentOS users,I bought a 120GB external USB hard drive. I formatted ntfs file system in windows. When I connect it in my laptop which is running in CnetOS-4.4. It is not getting detected. fdisk -l command does show only my laptop hard drive and not the external hard drive.My dmesg coomand result, which I felt related to my issue is as follows,##########################################################################SCSI subsystem initializedInitializing USB Mass Storage driver...scsi0 : SCSI emulation for USB Mass Storage devices Vendor: ST912082 Model: 1A Rev: 0 0 Type: Direct-Access ANSI SCSI revision: 02USB Mass Storage device found at 2usbcore: registered new driver usb-storageUSB Mass Storage support registered.SCSI device sda: 234441648 512-byte hdwr sectors (120034 MB)sda: assuming drive cache: write throughSCSI device sda: 234441648 512-byte hdwr sectors (120034 MB)sda: assuming drive cache: write through sda:SCSI error : return code = 0x10070000end_request: I/O error, dev sda, sector 0Buffer I/O error on device sda, logical block 0SCSI error : return code = 0x10070000end_request: I/O error, dev sda, sector 0Buffer I/O error on device sda, logical block 0SCSI error : return code = 0x10070000end_request: I/O error, dev sda, sector 0Buffer I/O error on device sda, logical block 0 unable to read partition tableAttached scsi disk sda at scsi0, channel 0, id 0, lun 0 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -EXT3 FS on hda7, internal journaldevice-mapper: 4.5.0-ioctl (2005-10-04) initialised: dm-devel@redhat.comSCSI error : return code = 0x10070000end_request: I/O error, dev sda, sector 234441640Buffer I/O error on device sda, logical block 29305205SCSI error : return code = 0x10070000end_request: I/O error, dev sda, sector 234441640Buffer I/O error on device sda, logical block 29305205SCSI error : return code = 0x10070000end_request: I/O error, dev sda, sector 8Buffer I/O error on device sda, logical block 1SCSI error : return code = 0x10070000end_request: I/O error, dev sda, sector 16Bu