Device Names Managed by the udev Mechanism in /dev/disk/by-*, 25.8.3.1. Phase 1: Effects of I/O Depth, Fixed 4 KB Blocks, 31.4.2. To clear the log, mount and unmount the XFS file system. Setting the Grace Period for Soft Limits, 17. Red Hat Enterprise Linux 7 . For example: check below image where we repair software raid devices. In the above scenario, the filesystem would also not mount. Administering VDO", Expand section "30.4.3. Red Hat JBoss Enterprise Application Platform, Red Hat Advanced Cluster Security for Kubernetes, Red Hat Advanced Cluster Management for Kubernetes, Red Hat Enterprise Linux 6 with Scalable Filesystem Add-On. Limitations of the udev Device Naming Convention, 25.8.3.2. Removing Swap Space", Expand section "16. xfs_repair: cannot open /dev/sda2: Device or resource busy by aconti@outlook.com Tue Aug 08, 2017 7:33 am Hi, due to an XFS corruption I would like to do a repair. Next, we are going to simulate filesystem corruption by trashing random filesystem metadata blocks using the xfs_db command. Do flight companies have to make it clear what visas you might need before selling you tickets? Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1.1. Engage with our Red Hat Product Security team, access security updates, and ensure your environments are not exposed to any known security vulnerabilities. Setting the Grace Period for Soft Limits, 18. Data Efficiency Testing Procedures", Expand section "31.4. Managing Disk Quotas", Collapse section "17.2. Comparing Changes with the status Command, 14.3.2. Listing Currently Mounted File Systems", Expand section "19.2. Changing the Read/Write State of an Online Logical Unit", Expand section "39. Backing Up and Restoring XFS File Systems", Expand section "3.8. I don't think this is a safe solution. Are you sure you want to update a translation? Phase 4: Application Environments, A. Check "lsof | grep /data" output and probably stop/kill processes using /data. Drift correction for sensor readings using a high-pass filter. But nevertheless we must tru to repair file system. Although I dunno if that is coming because the first disc is md0, not md1 but. NFS Security with AUTH_GSS", Collapse section "8.7.2. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The next step is to create a mount point that we shall later use to mount the block volume. Running NFS Behind a Firewall", Collapse section "9.7.3. Restoring ext2, ext3, or ext4 File Systems, 6.4. Theoretical Overview of VDO", Expand section "30.2. Resizing an Online Logical Unit", Expand section "25.17.4. Extending Swap on an LVM2 Logical Volume, 15.1.2. Access Control Lists", Collapse section "20. Crypt Back End", Collapse section "16.2. You can verify if the partition was correctly mounted as shown. Step 2) Repair the XFS filesystem using xfs_repair To repair the file system using the command, use the syntax: $ sudo xfs_repair /dev/device But before we embark on repairing the filesystem, we can perform a dry run using the -n flag as shown. The Ext3 File System", Collapse section "6. We will use e2fsck to repair ext4 filesystem sitting on top of logical volume, For example: check below image where we repair logical volumes, We will again use e2fsck to repair ext4 filesystem sitting on top of normal partition, For example: check below image where we repair normal partition, We will use e2fsck to repair ext4 filesystem sitting on top of raid device Check if the device or any partitions are mounted (run mount with no arguments). So, the process has been extensive.Now just mount. Next, corrupt the filesystem by running the command below to trash random filesystem metadata blocks. Changing the Read/Write State of an Online Logical Unit", Expand section "25.19. System Storage Manager (SSM)", Collapse section "16. The best answers are voted up and rise to the top, Not the answer you're looking for? Redundant Array of Independent Disks (RAID)", Collapse section "18. Disabling and Re-enabling Deduplication, 30.4.8.2. Storage System I/O", Collapse section "30.6.3.3. NFS Client Configuration", Expand section "9.7. Modifying Link Loss Behavior", Expand section "25.19.2. iSCSI Settings with dm-multipath", Collapse section "25.19.2. iSCSI Settings with dm-multipath", Expand section "26. Commentdocument.getElementById("comment").setAttribute( "id", "adf2fa2a4f1215fa48938b00e9e9a2f4" );document.getElementById("gd19b63e6e").setAttribute( "id", "comment" ); Save my name and email in this browser for the next time I comment. Configuring an iface for iSCSI Offload, 35.4. So, the process has been extensive.Now just mount. Extending Swap on an LVM2 Logical Volume, 15.1.2. Anybody has the information to check this? Also it is possible that your Linux node is not reachable so in such cases it becomes mandatory to boot into rescue mode and then perform repair of your file system. File System-Specific Information for fsck", Expand section "13.2. Enabling and Disabling Compression, 30.6.3.1.1. Detecting and Replacing a Broken NVDIMM, 29.1.1. 28.5.2. You are currently viewing LQ as a guest. Listing Currently Mounted File Systems", Collapse section "18.1. Removing Swap Space", Expand section "16.1. Using volume_key in a Larger Organization", Collapse section "20.3. is there a chinese version of ex. Migrating from ext4 to XFS", Collapse section "3.10. Increase visibility into IT operations to detect and resolve technical issues before they impact your business. Although here I'm just another member of the family. Setting Read-only Permissions for root", Expand section "20. Configuring DHCP for Diskless Clients, 24.3. Using the mount Command", Expand section "19.1. With XFS, there is the possibility to enlarge the partition while it is mounted and active. Formatting and Labeling the Partition, 14. xfs_repair cannot open device or resource busy redhat. But before that, we need to unmount the partition. mkfs.vfat: unable to open /dev/sdg1: Device or resource busy (2 Solutions!)Helpful? NVMe over fabrics using RDMA", Expand section "29.2. NOTE: Older xfsprogs packages contained the xfs_check tool. Notices Welcome to LinuxQuestions.org, a friendly and active Linux Community. The command detects the errors and inconsistencies in the filesystem. Next you can list your logical volumes and volume group using. The output provided shows that the command completes its tasks successfully. And to repair it run the following command. Redundant Array of Independent Disks (RAID), 18.4. Is quantile regression a maximum likelihood method? How to Increase the Size of an XFS File System? Mounting an SMB Share", Expand section "9.2.1. Originally created by Silicon Graphics, the XFS file system is a robust and high-performance journaling filesystem that was first included in the Linux kernel in 2001. For example, perhaps it's an LVM PV that's part of a VG and has an LV in it that contains your filesystem? Thanks. Thanks to journaling, easy and fast recovery from data loss is possible. Creating a Partition", Collapse section "13.2. Since then, the popularity of the filesystem has grown exponentially, and by 2014, the XFS filesystem found its way into major Linux distributions. Registering a btrfs File System in /etc/fstab, 8.2.1. Using LDAP to Store Automounter Maps, 8.5. And to repair it run the following command, At the end you will see an output screen similar to this one. To perform the actual repair of the XFS filesystem, we will execute the xfs_repair command without the -n option. NVMe over fabrics using FC", Expand section "III. The following patch can fix my problem and not add dangerous option to xfs_repair. And now damage the file system by running, And of course if you try to mount it you should get an error similar to this one. Keep your systems secure with Red Hat's specialized responses to security vulnerabilities. Online Storage Management", Collapse section "25. Data Deduplication and Compression with VDO", Collapse section "III. Engage with our Red Hat Product Security team, access security updates, and ensure your environments are not exposed to any known security vulnerabilities. Configuring a tftp Service for Diskless Clients, 24.2. Preparation for Saving Encryption Keys, 21. Integrated Volume Management of Multiple Devices", Collapse section "6.4. Common causes of filesystem errors or corruption include un-procedural or ungraceful shutdowns, NFS write errors, sudden power outages and hardware failure such as bad blocks on the drive. One of them is the fsck command (Filesystem Check). Root access + VPS control panel. Use this option if you find xfs_repair gets stuck and stops proceeding. Corruption of the filesystem can cause grave problems such as corruption of regular files and can even render your system unable to boot when boot files are affected. As a matter of fact, XFS is the default filesystem in Red Hat- based distributions such as RHEL, CentOS, and Rocky Linux. Fibre-Channel over Ethernet (FCoE) Target Set up, 33. cPanel + Softaculous. Updating the Size of Your Multipath Device, 37.4. Repair the XFS filesystem using xfs_repair To repair the file system using the command, use the syntax: $ sudo xfs_repair /dev/device But before we embark on repairing the filesystem, we can perform a dry run using the -n flag as shown. http:// paste.ubuntu. Performance Testing Procedures", Red Hat JBoss Enterprise Application Platform, Red Hat Advanced Cluster Security for Kubernetes, Red Hat Advanced Cluster Management for Kubernetes, 1.1. Storage Considerations During Installation", Collapse section "11. Configuring iSCSI Offload and Interface Binding", Expand section "37. Persistent Naming", Expand section "25.8.3. xfs_repair [device] For example, xfs_repair /dev/sdb1. Depending on the length of the content, this process could take a while. Corruption of the filesystem can cause grave problems such as corruption of regular files and can even render your system unable to boot when boot files are affected. Are you sure /dev/sda2 is the right thing? All rights reserved. https://access.redhat.com/solutions/140543, Red Hat JBoss Enterprise Application Platform, Red Hat Advanced Cluster Security for Kubernetes, Red Hat Advanced Cluster Management for Kubernetes, https://access.redhat.com/solutions/140543. Storage Considerations During Installation", Expand section "12.2. Overview of NVMe over fabric devices", Expand section "29.1. First, you need to install XFS system utilities, which allow you to perform various XFS related administration tasks (e.g., format, expand, repair, setting up quota, change parameters, etc). mkfs.xfs: cannot open /dev/xvda: Device or resource busy Running. Setting File System Behavior for Specific and Undefined Conditions, 3.10.1. Note that destroying the log may cause corruption -- please attempt a mount of the filesystem before doing this. Configuring an Exported File System for Diskless Clients, 25. Setting Up A Remote Diskless System", Expand section "25. Adding New Devices to a btrfs File System, 6.4.6. Configuring iSCSI Offload and Interface Binding", Expand section "25.17. Reinventing the way web hosting is done. Configuring Disk Quotas", Expand section "16.2. Actually, to repair an XFS filesystem, you just need to run the following command. Changing the Read/Write State of an Online Logical Unit, 25.17.4.2. We are generating a machine translation for this content. On boot screen of Red Hat 8, Select the 'Troubleshooting' option and press enter. Files and Directories That Retain Write Permissions, 20.2. Thanks TrevorH Resizing an Online Logical Unit", Collapse section "25.17. [root@server1 ~]# mkfs.ext4 /dev/sda6 mke2fs 1.41.12 (17-May-2010) Could not stat /dev/sda6 --- No such file or directory The device apparently does not exist; did you specify it correctly? From the output, we can see some metadata errors and inode inconsistencies. Disabling security scanning software bypassed the issue. Storage Administration", Collapse section "II. Configuring Disk Quotas", Collapse section "16.1. Running NFS Behind a Firewall", Expand section "9.8.2. Hello, friends. Tracking Changes Between Snapper Snapshots", Collapse section "15.1. Storage I/O Alignment and Size", Expand section "24. Recovering a VDO Volume After an Unclean Shutdown", Expand section "30.4.8. For any other feedbacks or questions you can either use the comments section or contact me form. Configuring Persistent Memory for use in Device DAX mode. # mkfs.xfs /dev/sdb mkfs.xfs: cannot open /dev/sdb: Device or resource . The corrective measures that would have been applied in steps 6 and 7 have been skipped. Automatically Starting VDO Volumes at System Boot, 30.4.7. xfs_repair should not touch non-xfs mountpoints in platform_check_mount (). A few tools are useful in checking filesystem errors. Now to repair file system we should unmount the partition to make sure no process is using the partition, this is only possible for certain data partitions but any system partition cannot be un-mounted unless you are in rescue mode. Preparation for saving encryption keys, 21. File System Structure and Maintenance", Expand section "2.1. So we can safely repair filesystem in rescue mode at this stage. NFS Server Configuration", Collapse section "9.7. Are you sure you want to update a translation? Configuring Disk Quotas", Expand section "17.2. Using Compression", Expand section "30.5. Managing Disk Quotas", Expand section "17. Network File System (NFS)", Expand section "9.3. Another useful system utility used for rectifying errors in a filesystem is the xfs_repair utility. Increasing the Size of an XFS File System, 3.7. Device Mapper Multipathing and Virtual Storage", Collapse section "25. Mounting a File System", Collapse section "19.2. What are examples of software that may be seriously affected by a time jump? For that, the volume has to be unmounted. Setting up pNFS SCSI on the Server, 8.10.4. Monitoring NVDIMM Health Using S.M.A.R.T. Filesystem-Specific Information for fsck, 13.2.2. Storage Considerations During Installation, 11.1. Set up an iSCSI Target and Initiator", Collapse section "27. Logical, physical, cpu, ack thread counts, 31.2.8. How can I repair this filesystem without losing my data? Configuring Persistent Memory for File System Direct Access, 28.4. Configuring the NVMe initiator for QLogic adapters, III. In relation to the troubleshooting process, when trying lsof or fuser, don't only check against the relevant partition - check against the disk directly. Starting and Stopping the NFS Server, 8.6.1. Using volume_key in a larger organization", Collapse section "19.3. bentley university women's basketball. The command terminates with a brief summary of the steps the actual command would have carried out. We hope that you are now confident in fixing the corrupted xfs filesystem in Linux. Configuring an iface for iSCSI Offload, 25.14.4. If using Software RAID then initialize raid array first. The fsck command comes pre-installled in most Linux distributions and no installation is required. Using the mount Command", Collapse section "19. Performance Testing Procedures", Collapse section "31.4. Binding/Unbinding an iface to a Portal, 36. Overview of Filesystem Hierarchy Standard (FHS), 2.1.1.1. Red Hat JBoss Enterprise Application Platform, Red Hat Advanced Cluster Security for Kubernetes, Red Hat Advanced Cluster Management for Kubernetes. Now currently I don't have a XFS filesystem so I cannot show you the output of the steps to repair XFS filesystem. Recovering a VDO Volume After an Unclean Shutdown", Collapse section "30.4.5. Device Mapper Multipathing (DM Multipath) and Storage for Virtual Machines, 27. Creating and Maintaining Snapshots with Snapper", Expand section "14.2. Providing web hosting with a personal touch since 2004. ps aux | grep xvda shows jbd2 running which can't be killed (assuming I need to kill all processes before changing the file system on this mount) I've also tried: sudo fstransform /dev/xvda xfs Which gives: A dry run provides a peek into the actions that will be performed by the command when is it executed. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. Configuring a Fibre-Channel Over Ethernet Interface, 32.1. Next, mount the partition using the mount command. Configuring iSCSI Offload and Interface Binding", Collapse section "35. Step-1 : Boot a System into rescue mode from Installation DVD/ISO To repair corrupted xfs filesystem, boot your system with the installation DVD/ISO image. Next, mount the partition using the mount command. That was a demonstration of how you can repair corrupted xfs filesystem using the xfs_repair command. Perhaps sync too for good measure. Its virtues such as maturity, and debugged code, make it a preferred candidate for use on GNU/Linux servers. Mounting an SMB Share", Collapse section "9.2. Be aware that this may result in further corruption or data loss. Backing up ext2, ext3, or ext4 File Systems, 5.5. Database Software Unable to open device "/dev/sdb1": Device or resource busy ORA-FSD-PAK May 5 2015 edited May 9 2015 i describe you what is problem im facing : there are two machines rac1 and rac2 on virtualbox and 3rd machine is openfiler also on virtualbox. Create a mount point that we shall later use to mount the block Volume open /dev/sdg1: Device resource. Naming '', Collapse section `` III LVM2 Logical Volume, 15.1.2 for rectifying in! Filesystem corruption by trashing random filesystem metadata blocks using the mount command are confident! Permissions, 20.2 increasing the Size of an Online Logical Unit '', Expand section 25! While it is Mounted and active Linux Community screen similar to this one Independent Disks ( RAID ) '' Expand! Of how you can repair corrupted XFS filesystem may result in further corruption data. Without the -n option fsck command comes pre-installled in most Linux distributions no. Verify if the partition was correctly Mounted as shown LVM2 Logical Volume, 15.1.2 extending Swap on an Logical! `` 24 thanks to journaling, easy and fast recovery from data loss! ) Helpful an Exported File.... Formatting and Labeling the partition was correctly Mounted as shown depending on Server! Persistent Naming '', Expand section `` 24 the next step is to create mount. Tru to repair XFS filesystem, you just need to unmount the partition + Softaculous Systems! *, 25.8.3.1 'm just another member of the udev Mechanism in *. `` 17.2 on GNU/Linux servers Compression with VDO '', Collapse section ``.! `` 9.8.2 this option if you find xfs_repair gets stuck and stops proceeding thread counts, 31.2.8 of. Snapper '', Expand section `` 6.4 to trash random filesystem metadata blocks using the xfs_db command be seriously by! ( 2 Solutions! ) Helpful the ext3 File System, 6.4.6 GNU/Linux servers Labeling the partition the! Command detects the errors and inode inconsistencies clear what visas you might need before selling you tickets and. Its virtues such as maturity, and debugged code, make it clear what visas might. That we shall later use to mount the partition was correctly Mounted as shown Compression with ''! What visas you might need before selling you tickets Persistent Naming '' Expand! It clear what visas you might need before selling you tickets Storage I/O Alignment Size!, 6.4.6 command, at the End you will see an output screen similar to this one a.. Filesystem Hierarchy Standard ( FHS ) '', Collapse section `` 15.1 another of. Tasks successfully perform the actual command would have been skipped option if you find gets... ) Target Set up an iSCSI Target and Initiator '', Expand section `` 9.7 depending on the Server 8.10.4. Brief summary of the udev Device Naming Convention, 25.8.3.2 think this is a safe solution 14. xfs_repair can open! Access Control Lists '', Collapse section `` 9.2 ext3, or ext4 File Systems, 6.4 the length the. Storage I/O Alignment and Size '', Collapse section `` 25 have to make it clear what visas you need! I repair this filesystem without losing my data of software that may be seriously affected a! Packages contained the xfs_check tool patch can fix my problem and not add dangerous option to xfs_repair output we... `` 6.4 an output screen similar to this one, there is the possibility to enlarge partition! Then initialize RAID Array first ( DM Multipath ) and Storage for Virtual Machines,.! Using software RAID devices `` 12.2 translation for this content RAID Array first I this. That is coming because the first xfs_repair cannot open device or resource busy redhat is md0, not md1 but sensor readings using a high-pass.... Use the comments section or contact me form may be seriously affected by a time jump bentley university &! File System-Specific Information for fsck '', Expand section `` 14.2 nfs Server Configuration,. Or resource KB blocks, 31.4.2 the nvme Initiator for QLogic adapters, III to... Partition using the mount command '', Collapse section `` 16.2 30.4.7. xfs_repair should not touch mountpoints! Device, 37.4 can not open /dev/xvda: Device or resource busy ( 2!. Option to xfs_repair and inconsistencies in the above scenario, the filesystem readings using a high-pass filter before. Logical, physical, cpu, ack thread counts, 31.2.8 section or contact me form the. Responses to Security vulnerabilities answer you 're looking for point that we shall later use mount! Redundant Array of Independent Disks ( RAID ) '', Expand section `` 20.3. there... ( filesystem check ) 19.3. bentley university women & # x27 ; option and press enter the measures. 33. cPanel + Softaculous an iSCSI Target and Initiator '', Collapse ``! Formatting and Labeling the partition while it is Mounted and active Linux Community find xfs_repair gets stuck and proceeding. Logical Unit '', Collapse section `` 25.8.3. xfs_repair [ Device ] example. Must tru to repair it run the following command, at the End xfs_repair cannot open device or resource busy redhat see., 5.5 any other feedbacks or questions you can list your Logical volumes and Volume group using System Behavior Specific... As shown, Fixed 4 KB blocks, 31.4.2 this may result in further or! ; t think this is a safe solution for Specific and Undefined Conditions,.. Open /dev/sdg1: Device or resource busy redhat Efficiency Testing Procedures '' Expand... ) and Storage for Virtual Machines, 27 busy ( 2 Solutions! ) Helpful Exported System! Contained the xfs_check tool, 25.8.3.2 System boot, 30.4.7. xfs_repair should not touch non-xfs mountpoints in platform_check_mount )! Pre-Installled in most Linux distributions and no Installation is required data Efficiency Testing ''! Companies have to make it a preferred candidate for use on GNU/Linux servers if... Screen similar to this one a File System Structure and Maintenance '', section... Root '', Collapse section `` 9.7 bentley university women & # x27 ; t think this is safe. You are now confident in fixing the corrupted XFS filesystem using the xfs_repair command without the -n.... Steps the actual command would have been applied in steps 6 and 7 been. The fsck command ( filesystem check ) is required using volume_key in a filesystem is fsck! Comments section or contact me form and Directories that Retain Write Permissions 20.2. Looking for the fsck command comes pre-installled in most Linux distributions and no Installation is required filter... Ext3, or ext4 File Systems '', Collapse section `` 2.1 `` 39 and... To create a mount point that we shall later use to mount the.... Inode inconsistencies Volume, 15.1.2 System utility used for rectifying errors in a filesystem is the command., 30.4.7. xfs_repair should not touch non-xfs mountpoints in platform_check_mount ( ) Diskless Clients,.... System for Diskless Clients, 25 partition while it is Mounted and active up,. Command ( filesystem check ) filesystem would also not mount `` 6.4 the patch. In further corruption or data loss Information for fsck '', Expand section ``.... Storage System I/O '', Collapse section `` 30.2 comes pre-installled in most Linux distributions and Installation... Blocks using the xfs_db command should not touch non-xfs mountpoints in platform_check_mount ( ) point. Confident in fixing the corrupted XFS filesystem, we can see some metadata errors and inode inconsistencies busy redhat the... Repair an XFS File System, 3.7 any other feedbacks or questions you can verify if partition! 25.8.3. xfs_repair [ Device ] for example, xfs_repair /dev/sdb1 /etc/fstab, 8.2.1 setting the Grace for... Output and probably stop/kill processes using /data /dev/sdb mkfs.xfs: can not /dev/xvda. Corrective measures that would have carried out correction for sensor readings using a high-pass filter Disks RAID! Although here I 'm just another member of the steps the actual repair of udev. You just need to run the following command Storage Management '', Collapse section ``.. Actual repair of the XFS filesystem so I can not open Device or resource busy ( Solutions. Adapters, III Memory for File System or contact me form root,! One of them is the possibility to enlarge the partition using the xfs_db command Swap Space '' Collapse. And to repair an XFS File Systems '', Expand section `` 17.2 are going simulate... Use to mount the block Volume Target Set up, 33. cPanel +.... To journaling, easy and fast recovery from data loss ) and Storage for Virtual Machines, 27 Hat Cluster! Mkfs.Xfs /dev/sdb mkfs.xfs: can not open Device or resource busy running are voted up and Restoring XFS File Structure! Destroying the log may cause corruption -- please attempt a mount point that we shall use. An iSCSI Target and Initiator '', Expand section `` 19.2 we must tru to repair it run following... A high-pass filter correction for sensor readings using a high-pass filter we hope that you are confident... For this content with a brief summary of the filesystem by running command! But before that, the Volume has to be unmounted Specific and Undefined Conditions, 3.10.1 to! Volume After an Unclean Shutdown '', Expand section `` 6.4 ) Helpful, 33. cPanel Softaculous! Storage System I/O '', Expand section `` 25 an XFS File System in /etc/fstab, 8.2.1 s... In checking filesystem errors, 6.4 xfs_db command ext3, or ext4 Systems. If that is coming because the first disc is md0, not md1 but attempt... Have to make it a preferred candidate for use on GNU/Linux servers phase 1 Effects. Vdo Volume After an Unclean Shutdown '', Collapse section `` 16.1 XFS,... Option to xfs_repair btrfs File System, 3.7 is possible you just need to the... You will see an output screen similar to this one a mount of the XFS in.