Buffer I/o Error On Device Sdb Logical Block
Contents |
communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour 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 of this site About Us Learn more about Stack Overflow the company
Buffer I/o Error On Device Sdb Logical Block 0
Business Learn more about hiring developers or posting ads with us Ask Ubuntu Questions Tags Users buffer i/o error on device sdb logical block 0 linux Badges Unanswered Ask Question _ Ask Ubuntu is a question and answer site for Ubuntu users and developers. Join them; it only takes
Buffer I O Error On Device Sr0 Logical Block
a minute: Sign up Here's 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 buffer i o error on device sdc1 logical block 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 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 buffer i/o error on device logical block 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 for the smart status. Note that this is a Seagate Disk. dropbox.com/s/v6bj2x4l1epao9z/smart%20hdd%202.png?dl=0 –Allard Nov 18 '14 at 13:10 | show 2 more comments 3 Answers 3 active oldest votes up vote 0 down vote Typically, this buffer issues can be indicative of a pending HDD failure. However, it is best to test the drive and verify and see where exactly the error lay. Please run e2fsck -fv /dev/sdX. If it runs without error, then there must be something else wrong. If it has any errors or mentions moving sectors, backup immediately and prepare to replace the drive. I recommend r
Things Small and Medium Business Service Providers All Solutions Services Advise, Transform and Manage Financing and Flexible Capacity IT
Buffer I/o Error On Device Sda Logical Block
Support Services Education and Training Services All Services Products buffer i o error on device sdb logical block Integrated Systems Composable Systems Converged Systems Hyper Converged Systems Blade Systems Infrastructure Management Software
Buffer I/o Error On Device Dm-0
Application Lifecycle Management Application Delivery Management Big Data Analytics DevOps Enterprise Security Hybrid and Private Cloud Information Governance Information Management IT Service http://askubuntu.com/questions/550840/buffer-i-o-errors Management Operations Management Server Management Software as a Service (SaaS) Software-Defined Data Center Storage Management All Software Servers Rack Servers Tower Servers Blade Servers Density Optimized Mission Critical Servers Servers for Cloud Server Management All Servers Storage All-flash and Hybrid Storage Midrange and Enterprise Storage https://community.hpe.com/t5/Disk-Disk-Arrays-Retired/Seeing-quot-Buffer-I-O-error-on-device-sda-logical-block-0-quot/td-p/884905 Entry Storage Systems Data Availability, Protection and Retention Software Defined Storage Management and Orchestration Storage Networking All Storage Networking Switches Routers Access Points and Controllers Wireless LAN Campus and Branch Networking Data Center Networking Wide Area Network Software Defined Networking Network Functions Virtualization Network Management All Networking About UsSupportClearType to search2086159Solutions Transform to a Hybrid Infrastructure Protect Your Digital Enterprise Empower the Data-Driven Organization Enable Workplace Productivity Cloud Security Big Data Mobility Infrastructure Internet of Things Small and Medium Business Service Providers All Solutions Services Advise, Transform and Manage Financing and Flexible Capacity IT Support Services Education and Training Services All Services Products Integrated Systems Composable Systems Converged Systems Hyper Converged Systems Blade Systems Infrastructure Management Software Application Lifecycle Management Application Delivery Management Big Data Analytics DevOps Enterprise Security Hybrid and Private Cloud Information Governance Information M
Support Search GitHub This repository Watch 545 Star 3,190 Fork 1,767 raspberrypi/linux Code Issues 190 https://github.com/raspberrypi/linux/issues/777 Pull requests 26 Projects 0 Wiki Pulse Graphs New issue http://superuser.com/questions/114675/external-hard-drive-is-no-longer-recognized-gives-buffer-i-o-errors external USB drive: blk_update_request: I/O error and the USB drive gets another /dev/sd node #777 Open f18m opened this Issue Jan 31, 2015 · 41 comments Projects None yet Labels None yet Milestone No milestone Assignees P33M 20 participants f18m commented Jan 31, error on 2015 Hi, I found a quite-reproducible problem (happens quite often!) with the following setup: HW: 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!) error on device 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 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 (pla
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Super User Questions Tags Users Badges Unanswered Ask Question _ Super User is a question and answer site for computer enthusiasts and power users. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the top external hard drive is no longer recognized, gives buffer I/O errors up vote 1 down vote favorite 1 The external hard drive which contains all my photos and where I backed-up all my important documents is no longer recognized. It is a three month old 500GB Iomage Prestige Desktop Hard Drive. When I plug it in, it is recognised as a USB device, because it shows up when I type lsusb, but dmesg gives this error message. [19712.013250] usb 2-2: new high speed USB device using ehci_hcd and address 21 [19712.145347] usb 2-2: configuration #1 chosen from 1 choice [19712.147214] scsi25 : SCSI emulation for USB Mass Storage devices [19712.147514] usb-storage: device found at 21 [19712.147519] usb-storage: waiting for device to settle before scanning [19717.148978] usb-storage: device scan complete [19717.149527] scsi 25:0:0:0: Direct-Access ST350082 0AS PQ: 0 ANSI: 2 CCS [19717.151020] sd 25:0:0:0: Attached scsi generic sg2 type 0 [19717.151685] sd 25:0:0:0: [sdb] 976773168 512-byte logical blocks: (500 GB/465 GiB) [19717.160402] sd 25:0:0:0: [sdb] Write Protect is off [19717.160412] sd 25:0:0:0: [sdb] Mode Sense: 34 00 00 00 [19717.160418] sd 25:0:0:0: [sdb] Assuming drive cache: write through [19717.165685] sd 25:0:0:0: [sdb] Assuming drive cache: write through [19717.165691] sdb: sdb1 [19719.171808] sd 25:0:0:0: [sdb] Assuming drive cache: write through [19719.171818] sd 25:0:0:0: [sdb] Attached SCSI disk [19737.430998] sd 25:0:0:0: [sdb] Unhandled sense code [19737.431007] sd 25:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE [19737.431016] sd 25:0:0:0: [sdb] Sense Key : Medium Error [current] [19737.431027] sd 25:0:0:0: [sdb] Add. Sense: Unrecovered read error [19737.431038] end_request: I/O error, dev sdb, sector 6160463 [19737.431050] Buffer I/O error on device sdb1, logical block 6160400 [19737.431060] Buffer I/O error on device sdb1, logical block 6160401 [19737.431067] Buffer I/O error on device sdb1, logical block 6160402 [19737.431075] Buffer I/O error on device