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During this time, the server went dead twice; I was not able to collect anything useful as I needed to force a reboot remotely. Anything about driver problems with the P410i Controller and the new kernel? Posted on May 17, 2011Author Oliver AaltonenCategories FAQTags dm, linux, rhel One thought on “Can I safely ignore I/O errors on dm devices?” Stefan says: July 28, 2011 at 12:07 am Very helpful. Thanks,lan Please provide some pointers on why we are seeing this behavior or is this a known thing at this point in time? check over here

I had a look in the /sys/block/ directory, and sure enough there were entries for dm-6; dm-7; dm-8 and dm-9, but looking in their respective slaves/ directory revealed the problem ... Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] More information about the pve-user mailing list Is there any hint what to do? There were no worrying error counters in the SMART data either, most all at 0 apart from power on hours, spin up time, temperature. his comment is here

Buffer I/o Error On Device Dm-2 Logical Block

Sigh! Today at 07:00h after the error in kern.log the nfs daemon stopped also working. Yes, that is strange.

The / partition of the KVM guests are disk images but with one particular guest that will have higher i/o requirements, I've added a 2nd HDD to the VM which is a logical volume from the host storage pool. Blogs Recent Entries Best Entries Best Blogs Blog List Search Blogs Home Forums HCL Reviews Tutorials Articles Register Search Search Forums Advanced Search Search Tags Search LQ Wiki Search Tutorials/Articles Search HCL Search Reviews Search ISOs Go to Page... Note that registered members see fewer ads, and ContentLink is completely disabled once you log in. Lost Page Write Due To I/o Error On Dm-0 more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science Other Stack Overflow Server Fault Super User Web Applications Ask Ubuntu Webmasters Game Development TeX - LaTeX Programmers Unix & Linux Ask Different (Apple) WordPress Development Geographic Information Systems Electrical Engineering Android Enthusiasts Information Security Database Administrators Drupal Answers SharePoint User Experience Mathematica Salesforce ExpressionEngine® Answers Cryptography Code Review Magento Signal Processing Raspberry Pi Programming Puzzles & Code Golf more (7) Photography Science Fiction & Fantasy Graphic Design Movies & TV Music: Practice & Theory Seasoned Advice (cooking) Home Improvement Personal Finance & Money Academia more (8) English Language & Usage Skeptics Mi Yodeya (Judaism) Travel Christianity English Language Learners Japanese Language Arqade (gaming) Bicycles Role-playing Games Anime & Manga more (18) Mathematics Cross Validated (stats) Theoretical Computer Science Physics MathOverflow Chemistry Biology Computer Science Philosophy more (3) Stack Apps Meta Stack Exchange Area 51 Stack Overflow Careers site design / logo © 2016 Stack Exchange Inc; user contributions licensed under cc by-sa 3.0 with attribution required rev 2016.10.18.4102 Linux is a registered trademark of Linus Torvalds.

Cleared from lvmetad cache.Aug 10 13:47:05 smaug systemd: Stopped LVM2 PV scan on device 8:3.Aug 10 13:47:05 smaug kernel: sd 0:2:0:0: [sda] Synchronizing SCSI cacheAug 10 13:47:05 smaug lvm: Device 8:4 not found. Kernel Buffer I/o Error On Device Dm-2 Logical Block hard-drive kvm-virtualization lvm software-raid drive-failure share|improve this question asked Nov 22 '13 at 23:25 batfastad 2571418 add a comment| active oldest votes Know someone who can answer? cat /proc/mdstat returns UU for both RAID 1 arrays (boot and main PV). CentOS The Community ENTerprise Operating System Skip to content Search Advanced search Quick links Unanswered posts Active topics Search The team FAQ Login Register Board index CentOS 7 CentOS 7 - Hardware Support Search CentOS server freeze/crash on megaraid rebuild, analysis and Issues related to hardware problems Post Reply Print view Search Advanced search 13 posts 1 2 Next jamesNJ Posts: 18 Joined: 2015/02/25 21:49:44 CentOS server freeze/crash on megaraid rebuild, analysis and Quote Postby jamesNJ » 2015/07/24 17:25:21 Hello all,I have a problem with a large CentOS 7 server hosting an LSI MegaRAID controller with 16x 1tb SAS drives.

smallpond View Public Profile View LQ Blog View Review Entries View HCL Entries View LQ Wiki Contributions Find More Posts by smallpond 07-24-2014, 12:28 PM #3 MikeyCarter Member Registered: Feb 2003 Location: Orangeville Distribution: Fedora Posts: 465 Original Poster Rep: Quote: Originally Posted by smallpond Not quite sure what this is. Buffer I/o Error On Device Dm-7 Logical Block Are you using the Qlogic or Emulex driver with your RHEL4 and SLES9 systems? Register All Albums FAQ Today's Posts Search Hardware & Laptops Help with your hardware, including laptop issues Google™ Search FedoraForum Search Red Hat Bugzilla Search
Search Forums Show Threads Show Posts Tag Search Advanced Search Go to Page... Related 0LVM snapshot of linux 2.2 KVM guest11LVM volume group shared between KVM/libvirt host and guests: is this a bad idea?1Remove hard drive from computer with LVM and avoid device mapper errors2LVM-snapshot based KVM VMs0Resizing LVM partition for KVM guest3KVM/Libvirt bridged/routed networking not working on newer guest kernels1Mapping between KVM guest virtual discs and LVM logical volumes0Migrate multiple LVM volumes for KVM guest to image1KVM: how to resize guest VM disk via LVM0low write disk speed of windows kvm guest with LVM Hot Network Questions Past life of Satyabhama Why does Juno use "mixed oxides of nitrogen" oxidizer for propulsion?

Kernel Buffer I/o Error On Device Dm-2 Logical Block

However, in the case where Linux native multipathing is used, there is no automatic provision for filtering these messages. I'm looking at docs for systemd-udev but haven't found anything interesting there either. Buffer I/o Error On Device Dm-2 Logical Block Introduction to Linux - A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started guide, with exercises at the end of each chapter. Buffer I/o Error On Device Dm-3 We share each local storage over the cluster via nfs to all nodes, but machines are only running on local storage.

well, weren't? http://orgias.org/o-error/i-o-error-on-device-sr0-fedora.html Find More Posts by MikeyCarter 07-24-2014, 12:17 PM #2 smallpond Senior Member Registered: Feb 2011 Location: Massachusetts, USA Distribution: CentOS 6 (pre-systemd) Posts: 2,574 Rep: Not quite sure what this is. Having a problem logging in? Password Forgot Password? Buffer I/o Error On Device Dm-0 Logical Block Redhat

This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. The local sshd on the proxmox nodes did still work, but we were not able to reboot the nodes because we could not stop the VMs. Next message: [PVE-User] VM's load balance... this content From a dm and user perspective, this is the only thing I can think of to work around this issue until the patch to propagate error codes up the stack is included and/or Qlogic stops using DID_BUS_BUSY to force retries.

I don't want to cause a full kernel panic at this stage. Buffer I/o Error On Device Logical Block Post your question in this forum. SuperDude123 Linux - Newbie 10 04-07-2009 04:37 AM Buffer I/O error on device sr0.......

SQUASHFS error, Buffer I/O error on device sr0, etc.

Below is the output requested. I did make sure that I'd unmounted it first, but I'd completely forgotten that logical volumes need to be explicitly deactivated first (using "lvm vgchange -an {volume group}"), before you remove them, and I hadn't done that. Rebooting would have fixed the problem of course, but I'm deeply averse to utilising Windows-style solutions on Linux systems that should be repairable without rebooting. Lost Page Write Due To I/o Error On Dm-2 I have a one huge device so gdisk is needed here.

Were students "forced to recite 'Allah is the only God'" in Tennessee public schools? How to know if a meal was cooked with or contains alcohol? Unix & Linux Stack Exchange works best with JavaScript enabled Slated Antitrust Slated Media Search this site: Ads by Google Navigation Mobile Site Whois lookup Recent posts Feed aggregator Syndicate Account management Home › Blogs › Homer's blog Non-existent Device Mapper Volumes Causing I/O Errors? have a peek at these guys I assume you're not using queue_if_no_path?

Hmm, what now? apache2 Linux - General 1 03-22-2009 03:58 AM All times are GMT -5. See my other answers to these questions for additional methods: fsck -cc /dev/sdb1 gives this result. LUNs are assigned to only one of the processors at the time of LUN creation.

However, other active/passive arrays will not accept I/O to the backup controller for a LUN, so all commands sent to it will result in an I/O error. · In RHEL, there are a number of commands and utilities that can send I/O to various devices, such as LVM, udev, fdisk, etc., not to mention applications such as databases, web servers, etc.Si one of them had to issue I/O to a passive way on a bay that does not accept it, it will cause an error I/O in newspapers .The messages are harmless and do not indicate a problem, but they can fill newspapers or become unduly concern .Therefore, some may want to try to avoid these errors by preventing applications from accessing passive paths. Aug 14 07:03:47 promo2 kernel: Aborting journal on device dm-3. Thanks and regards -Murthy --dm-devel mailing listdm-devel redhat com https://www.redhat.com/mailman/listinfo/dm-devel References: [dm-devel] IO error on DM device From: Murthy, Narasimha Doraswamy (STSD) [Date Prev][Date Next] [Thread Prev][Thread Next] [Thread Index] [Date Index] [Author Index] Skip to content Eclipse Systems Knowledge Base Menu and widgets About Support Policy After Hours Support Urgency Levels Redbook Linux Redbook AIX Redbook Eclipse Forms FAQ Error Log Messages Troubleshooting Requirements Servers Database Forms/Imaging Customer Profit Analyzer Internet Gateway Application ICE Workstations Backups Faxing Printers Thin Clients Virtualization Scanners Outbound Email Services Linux Technical Support Advisories ECLA-20110330-1 Search Search for: Recent Posts Best practices for securing the Eclipse database server Badlock Security Alert How to set the destination of the backup report email?