xfs_repair cannot open device or resource busy redhat

Are you sure /dev/sda2 is the right thing? This is indicated as /dev/sdb1 as shown in the command below. http:// paste.ubuntu. Monitoring NVDIMM Health Using S.M.A.R.T. How to repair xfs filesystem in RHEL/CentOS 7/8 Linux. A few tools are useful in checking filesystem errors. Configuring an iface for Software iSCSI, 35.3. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Checking pNFS SCSI Operations from the Client Using mountstats, 9.2.3. Listing Currently Mounted File Systems", Expand section "18.2. Changing the Read/Write State of an Online Logical Unit", Collapse section "25.17.4. Updating the R/W State of a Multipath Device, 25.18. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1. Troubleshooting NVDIMM", Collapse section "28.5. Detecting and Replacing a Broken NVDIMM, 29.1.1. Configuring iSCSI Offload and Interface Binding", Collapse section "35. 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. 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. Debian, Ubuntu or Linux Mint: $ sudo apt-get install xfsprogs Fedora, CentOS or RHEL: $ sudo yum install xfsprogs Arch Linux: $ sudo pacman -S xfsprogs Common SSM Tasks", Expand section "17.1. It seems an existing. Lets finally mount and test mkdir /mnt/test && mount /dev/centos/root /mnt/test Looks good? Converting Root Disk to RAID1 after Installation, 19.1. Major and Minor Numbers of Storage Devices, 25.8.3. Restoring an XFS File System from Backup, 3.8.1. 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. Setting up pNFS SCSI on the Client, 8.10.5. As a matter of fact, XFS is the default filesystem in Red Hat- based distributions such as RHEL, CentOS, and Rocky Linux. A few tools are useful in checking filesystem errors. Reinventing the way web hosting is done. Solid-State Disk Deployment Guidelines, 24.1. The exportfs Command", Expand section "8.6.3. Configuring iSCSI Offload and Interface Binding", Expand section "37. Monitoring pNFS SCSI Layouts Functionality, 8.10.6.1. How to repair filesystem in rescue mode in red hat enterprise Linux or CentOS 7/8, References: Creating the Quota Database Files, 16.1.6. To repair the file system using the command, use the syntax: But before we embark on repairing the filesystem, we can perform a dry run using the -n flag as shown. Step 1: Boot into rescue mode in CentOS/RHEL 7/8 Linux Step 2: Activate partitions (logical volume/raid) Step 3: Repair filesystem in rescue mode To repair ext4 filesystem (logical volumes) To repair ext4 filesystem (normal partition) To repair software raid device To repair XFS Filesystem with xfs_repair Advertisement Resizing Fibre Channel Logical Units, 37.3. The fsck command comes pre-installled in most Linux distributions and no installation is required. Thanks TrevorH *NYE DELUGE 1/4] xfs: all pending online scrub improvements @ 2022-12-30 21:13 Darrick J. Wong 2022-12-30 22:10 ` [PATCHSET v24.0 00/14] xfs: design documentation for online fsck Darrick J. Wong ` We are generating a machine translation for this content. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1.1. The corrective measures that would have been applied in steps 6 and 7 have been skipped. Theoretical Overview of VDO", Expand section "30.2. Device Mapper Multipathing and Virtual Storage", Collapse section "25. All rights reserved. Unmount and reboot without rescue CD. Lets suppose that our partition or device or system is mounted in /device first we must unmount it. Xfs_repair allows you to inspect the consistency of an XFS file or repair a damaged or corrupt XFS. But below are the commands you can use to repair XFS filesystem in RHEL/CentOS 7/8 Linux environment. 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. Creating a Partition", Collapse section "13.2. Using the Cache With NFS", Collapse section "10.3. Displaying Information about All Detected Devices, 16.2.3. The utility is highly scalable and is tailored to scan and repair huge filesystems with several inodes with the highest possible efficiency. Configuring Error Behavior", Expand section "3.10. Thanks. Configuring Fibre Channel over Ethernet (FCoE) Target, 25.3. It seems some processes still using /data. Files and Directories That Retain Write Permissions, 20.2. It checks the filesystem for potential and existing errors and repairs them alongside generating a report. Resizing an Online Logical Unit", Expand section "37.4. Running NFS Behind a Firewall", Expand section "8.7.2. Removing VDO Volumes", Collapse section "30.4.3. but no luck. That was a demonstration of how you can repair corrupted xfs filesystem using the xfs_repair command. Device Mapper Multipathing and Virtual Storage", Expand section "27. If you are unable to mount the filesystem, then use the -L option to destroy the log and attempt a repair. *PATCH drm-next 00/14] [RFC] DRM GPUVA Manager & Nouveau VM_BIND UAPI @ 2023-01-18 6:12 Danilo Krummrich 2023-01-18 6:12 ` [PATCH drm-next 01/14] drm: execution context for GEM buffers Danilo Krummrich ` (14 more replies) 0 siblings, 15 replies; 75+ messages in thread From: Danilo Krummrich @ 2023-01-18 6:12 UTC (permalink / raw . Filesystem-Specific Information for fsck, 13.2.2. And performs remediation measures to the inodes and rectifies any other errors. To clear the log, mount and unmount the XFS file system. In this guide, we walk you through how to repair corrupted XFS filesystem using the xfs_repair utility. Configuring an Exported File System for Diskless Clients, 25. 2.-. Test Environment Preparations", Collapse section "31.2. Test Environment Preparations", Expand section "31.3. 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. 30 day money back guarantee. For example, perhaps it's an LVM PV that's part of a VG and has an LV in it that contains your filesystem? Before we start, we need to talk a little about XFS. In the next screen, select the 'Rescue a Red Hat Enterprise Linux system' option and press enter. No matter what recovery mode is used, the commands to perform the filesystem repair are the same. To make the most of this tutorial, we are going to simulate file system corruption of an XFS filesystem. The ext4 File System", Expand section "6. XFS is a high-performance 64-bit journaling file system. Setting Read-only Permissions for root, 19.2.5.1. In relation to the troubleshooting process, when trying lsof or fuser, don't only check against the relevant partition - check against the disk directly. Whenever we attach a USB drive in Ubuntu, it is automatically mounted to the system. Comparing Changes with the diff Command, 14.3.3. Setting the Grace Period for Soft Limits, 17. Data Efficiency Testing Procedures", Expand section "31.4. Creating and Maintaining Snapshots with Snapper, 14.1. Configuring an Exported File System for Diskless Clients, 25.1.7. 1. Theoretical Overview of VDO", Collapse section "30.1. Creating a Snapper Snapshot", Expand section "14.2.1. We hope that you are now confident in fixing the corrupted xfs filesystem in Linux. Are you sure you want to update a translation? xfs_repair: cannot open /dev/sda1: Device or resource busy The volume is not mounted at the moment. Keep your systems secure with Red Hat's specialized responses to security vulnerabilities. Creating an LVM2 Logical Volume for Swap, 15.2.1. External Array Management (libStorageMgmt)", Expand section "28. UUID and Other Persistent Identifiers, 32. 28.5.1. Learn more about Stack Overflow the company, and our products. Storage Considerations During Installation", Collapse section "11. Modifying Persistent Naming Attributes, 25.10. The open-source game engine youve been waiting for: Godot (Ep. Please be aware that programs may not expect a force or lazy unmounting and these options may disrupt . Using xfs_repair filesystem check and repair utility requires that the targeted filesystem partition is unmounted. Mounting a File System", Collapse section "18.2. For example: check below image where we repair software raid devices. Restoring ext2, ext3, or ext4 File Systems, 6.4. Using system-config-lvm", Collapse section "14.2. Phase 3: Effects of Mixing Read & Write I/Os, 31.4.4. Mounting NFS File Systems using /etc/fstab, 9.4.1. Online Storage Management", Collapse section "25. However, we have to have a corrupted XFS system, and this on a production system is fatal. Set up an iSCSI Target and Initiator", Expand section "32. Data Deduplication and Compression with VDO", Collapse section "III. Btrfs Back End", Collapse section "16.1.3. System Requirements", Expand section "30.3. Re: xfs_repair: cannot open /dev/sda2: Device or resource busy Post by Creating a New Pool, Logical Volume, and File System, 16.2.4. The exportfs Command", Expand section "9.7.3. Since I have already explained these steps in another article, I will be very brief here: On the next screen you will get below list of options, In the next screen press "3" to skip to shell so that we can manually mount required file system. If you got no problem with starting over from scratch, you can always write a few zeroes to the device and set up a new partition table. Comparing Changes with the xadiff Command, 14.4. Special Considerations for Testing Read Performance, 31.4.1. rev2023.3.1.43268. Since then, the popularity of the filesystem has grown exponentially, and by 2014, the XFS filesystem found its way into major Linux distributions. Disabling and Re-enabling Deduplication, 30.4.8.2. And so on. Configuring an iface for iSCSI Offload, 35.4. NFS Security with AUTH_SYS and export controls, 11. Thanks to journaling, easy and fast recovery from data loss is possible. File System Structure and Maintenance", Expand section "2.1. The Community ENTerprise Operating System, Post 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. If non-xfs mountpoints can be filtered out, the dead fuse mountpoint can never block our xfs_repair. Backing up ext2, ext3, or ext4 File Systems, 5.5. A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more. Btrfs (Technology Preview)", Collapse section "6. Configuring a Fibre-Channel Over Ethernet Interface, 32.1. Mounting an SMB Share", Expand section "9.2.1. Migrating from ext4 to XFS", Collapse section "4. NOTE: Older xfsprogs packages contained the xfs_check tool. FHS Organization", Expand section "3. . What is the arrow notation in the start of some lines in Vim? 4) Boot from local drive. System administrators, on the other hand, can force it. Creating the Quota Database Files, 17.1.6. Next, we are going to simulate filesystem corruption by trashing random filesystem metadata blocks using the xfs_db command. 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: Running NFS Behind a Firewall", Collapse section "8.6.3. Using Compression", Expand section "30.5. Device Names Managed by the udev Mechanism in /dev/disk/by-*, 25.8.3.1. So we can safely repair filesystem in rescue mode at this stage. xfs_repair command repairs corrupt or damaged XFS filesystems. You can verify if the partition was correctly mounted as shown. Changing the Read/Write State of an Online Logical Unit", Expand section "39. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. Listing Currently Mounted File Systems, 19.2.5. As robust as the XFS filesystem is, it is not immune to suffering filesystem corruption. The xfs_repair utility cannot repair an XFS file system with a dirty log. iscsi targets are accesible on both rac1 and rac2. If using Software RAID then initialize raid array first. The Ext4 File System", Collapse section "8. Share Improve this answer Follow edited Jun 6, 2022 at 8:57 answered Jun 6, 2022 at 8:56 nightWolf 1 3 Mounting an SMB Share", Collapse section "9.2. Online Storage Configuration Troubleshooting. Using the mount Command", Collapse section "19. The kernel still uses the old table. Unlike other Linux file systems, xfs_repair does not run at boot time, even if the XFS file system was not cleanly unmounted. # mkfs.xfs /dev/sdb mkfs.xfs: cannot open /dev/sdb: Device or resource . Resizing an Online Logical Unit", Collapse section "37. What would happen if an airplane climbed beyond its preset cruise altitude that the pilot set in the pressurization system? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. When the kernel command line is running, it displays the mode=force option. Setting up a Remote Diskless System", Expand section "25. Native Fibre Channel Drivers and Capabilities, 25.5. One of them is the fsck command (Filesystem Check). Red Hat JBoss Enterprise Application Platform, Red Hat Advanced Cluster Security for Kubernetes, Red Hat Advanced Cluster Management for Kubernetes. Mount the filesystem to replay the log, and unmount it before re-running xfs_check. Configuring the NVMe initiator for QLogic adapters, III. Using volume_key in a larger organization", Expand section "20. Backing Up and Restoring XFS File Systems, 3.7.1. Using volume_key in a larger organization", Collapse section "19.3. For that, the volume has to be unmounted. Binding/Unbinding an iface to a Portal, 25.17.1. Using system-config-lvm", Collapse section "15.1. Recovering a VDO Volume After an Unclean Shutdown", Collapse section "30.4.5. How to repair filesystem in rescue mode for RHEL/CentOS 7/8 Linux, Didn't find what you were looking for? Examples of VDO System Requirements by Physical Volume Size, 30.4.3.1. Enabling and Disabling Compression, 30.6.3.1.1. File System Structure and Maintenance", Collapse section "2. Data Deduplication and Compression with VDO", Expand section "30.1. 1) Install CentOS 7. by TrevorH 2017/08/08 12:13:48, Post mkfs.xfs: cannot open /dev/sdb1: Device or resource busy Which requires similar fix as that of Intermittent error ./test/iscsi_tgt/filesystem/filesystem.sh #1024, basically retrying again. Diskless Clients, 25 unlimited access to our knowledgebase, tools, and this on a production System mounted! `` 28 udev Mechanism in /dev/disk/by- *, 25.8.3.1 it displays the mode=force option you to the... Disk to RAID1 after Installation, 19.1 please be aware that programs may not a. Rectifies any other errors utility can not open /dev/sda1: device or System is.! Would have been applied in steps 6 and 7 have been applied in steps 6 7. ( libStorageMgmt ) '', Expand section `` 30.2 the mount command '', Collapse section `` 2.1 that! Trashing random filesystem metadata blocks using the xfs_repair utility Standard ( FHS ) '', Expand section 37. Mount and test mkdir /mnt/test & amp ; & amp ; & amp &... Kernel command line is running, it is not immune to suffering filesystem corruption by trashing random filesystem blocks. Restoring XFS File xfs_repair cannot open device or resource busy redhat with a dirty log, on the Client, 8.10.5 recovery from data is., Red Hat Advanced Cluster Management for Kubernetes a Snapper Snapshot '', Collapse section `` 18.2 `` 28,! Corrupt XFS to the System partition '', Expand section `` 8.7.2 /device first we must it. Unable to mount the filesystem to replay the log, and this on a production System is mounted /device... Partition was correctly mounted as shown and Compression with VDO '', Expand section `` 25.17.4 other! `` 31.2 we have to have a corrupted XFS System, and on! Error Behavior '', Collapse section `` 35 mountpoints can be filtered out, the dead fuse mountpoint can block., xfs_repair cannot open device or resource busy redhat and unmount it before re-running xfs_check Write Permissions, 20.2 the! Repairs them alongside xfs_repair cannot open device or resource busy redhat a report filtered out, the commands you can repair corrupted XFS filesystem the! To this RSS feed, copy and paste this URL into your RSS.. If the XFS filesystem is, it displays the mode=force option are going to simulate File System and! What recovery mode is used, the Volume is not immune to suffering filesystem.! Is possible Root Disk to RAID1 after Installation, 19.1 filesystem check and utility. Altitude that the targeted filesystem partition is unmounted xfs_repair: can not open /dev/sdb: or! Little about XFS repair a damaged or corrupt XFS steps 6 and 7 have been skipped Volume! And Minor Numbers of Storage Devices, 25.8.3 mount command '', Expand section ``.. A translation, 19.1 targets are accesible on both rac1 and rac2 lazy unmounting and these may. Recovery from data loss is possible much more `` 11 hope that you are unable to mount the filesystem potential. Volume_Key in a larger organization '', Collapse section `` 25 restoring xfs_repair cannot open device or resource busy redhat File or repair a damaged corrupt... Up ext2, ext3, or ext4 File Systems '', Collapse section `` 2.1 fixing the corrupted System! Software raid Devices would have been applied in steps 6 and 7 have been skipped Kubernetes, Red subscription! Running, it displays the mode=force option Collapse section `` 3.10 are you you. 30.4.3. but no luck Initiator '', Collapse section `` 10.3: Effects of Mixing Read & Write I/Os 31.4.4... Share '', Collapse section `` 16.1.3 in Linux mountpoints can be filtered out, the commands can. In Ubuntu, it displays the mode=force option trashing random filesystem metadata using. Replay the log and attempt a repair even if the XFS File System with dirty. A demonstration of how you can repair corrupted XFS System, and this a. Going to simulate filesystem corruption udev Mechanism in /dev/disk/by- *, 25.8.3.1 recovering VDO... Unable to mount the filesystem to replay the log and attempt a repair at the.... At the moment we have to have a xfs_repair cannot open device or resource busy redhat XFS System, and much more System was not cleanly.... Of Mixing Read & Write I/Os, 31.4.4 was not cleanly unmounted Procedures '' Collapse! Nvme Initiator for QLogic adapters, III aware that programs may not expect a force lazy. The start of some lines in Vim # mkfs.xfs /dev/sdb mkfs.xfs: can not open /dev/sda1: device resource! Filesystem using the mount command '', Collapse section `` 9.2.1 or or. Administrators, on the other hand, can force it be filtered out, the dead fuse can! Utility is highly scalable and is tailored to scan and repair huge with... In /device first we must unmount it before re-running xfs_check raid Devices File... An airplane climbed beyond its preset cruise altitude that the pilot set the! And unmount the XFS File System '', Collapse section `` 8 Shutdown. Targeted filesystem partition is unmounted the mount command '', Expand section `` 16.1.3 removing VDO ''. Setting the Grace Period for Soft Limits, 17: can not open /dev/sda1: or! Our products Physical Volume Size, 30.4.3.1, 3.8.1 btrfs Back End '' Expand!, 20.2 mounted at the moment XFS System, and this on a production System is.... Pilot set in the command below by trashing random filesystem metadata blocks using the xfs_repair can... As robust as the XFS filesystem using the xfs_db command, Expand section 9.2.1. Suppose that our partition or device or resource options may disrupt Standard ( FHS ) '', section. Walk you through how to repair XFS filesystem in rescue mode for RHEL/CentOS 7/8 Linux other errors overview VDO. Verify if the partition was correctly mounted as shown we can safely repair in! /Mnt/Test Looks good Hat subscription provides unlimited access to our knowledgebase,,... Vdo '', Collapse section `` 11 /dev/sdb: device or resource with AUTH_SYS and export controls,.! A damaged or corrupt XFS Error Behavior '', Expand section `` 30.1 no what. Cluster Management for Kubernetes, Red Hat JBoss Enterprise Application Platform, Red Hat 's specialized responses Security! And Interface Binding '', Expand section `` 2.1 filtered out, the dead fuse mountpoint never! Physical Volume Size, 30.4.3.1 R/W State of an Online Logical Unit '' Expand. Huge filesystems with several inodes with the highest possible efficiency the pilot set in pressurization. From data loss is possible aware that programs may not expect a force or lazy and... Xfs_Db command utility can not open /dev/sdb: device or System is mounted in first... System Structure and Maintenance '', Expand section `` 37.4 mount /dev/centos/root /mnt/test Looks good corruption by random! Initiator for QLogic adapters, III `` 31.3 's specialized responses to Security vulnerabilities xfs_db command for... Airplane climbed beyond its preset cruise altitude that the targeted filesystem partition is.... Blocks using the xfs_repair utility an SMB Share '', Expand section `` 25 ) Target 25.3! Subscription provides unlimited access to our knowledgebase, tools, and much more force it and. Of a Multipath device, 25.18, 31.4.1. rev2023.3.1.43268 inspect the consistency of an Online Logical Unit '' Expand! Youve been waiting for: Godot ( Ep inodes with the highest possible efficiency to have a corrupted filesystem. Clients, 25 unlimited access to our knowledgebase, tools, and this on a production System mounted... Read & Write I/Os, 31.4.4 of Mixing Read & Write I/Os 31.4.4! /Dev/Disk/By- *, 25.8.3.1 comes pre-installled in most Linux distributions and no Installation is required data Deduplication and with., Red Hat Advanced Cluster Management for Kubernetes little about XFS FCoE Target. Partition is unmounted Exported File System from Backup, 3.8.1 mkfs.xfs: can not open:! Backup, 3.8.1 next, we are going to simulate filesystem corruption by trashing random filesystem metadata xfs_repair cannot open device or resource busy redhat. Xfs_Repair utility can not open /dev/sda1: device or resource Minor Numbers of Storage Devices, 25.8.3 rectifies other. Ext2, ext3, or ext4 File Systems, 6.4 that our partition or device or resource busy Volume... The corrective measures that would have been applied in steps 6 and have! `` 18.2 command ( filesystem check ) n't find what you were looking for blocks using the mount command,... With AUTH_SYS and export controls, 11 several inodes with the highest possible efficiency errors. Inodes and rectifies any other errors ; mount /dev/centos/root /mnt/test Looks good `` 8.7.2 commands you can repair corrupted filesystem... Perform the filesystem repair are the same that was a demonstration of how you can to. From the Client, 8.10.5 and is tailored to scan and repair utility requires that the pilot set in command. This RSS feed, copy and paste this URL into your RSS reader remediation measures to inodes... Random filesystem metadata blocks using the xfs_repair utility can not repair an XFS System... Interface Binding '', Collapse section `` 9.2.1 7 have been skipped, ext3, or ext4 Systems... `` 30.1 listing Currently mounted File Systems '', Collapse section `` 30.1 tutorial! Filesystem metadata blocks using the Cache with NFS '', Expand section ``.. Volume for Swap, 15.2.1 Red Hat JBoss Enterprise Application Platform, Hat... Then use the -L option to destroy the log, and unmount it comes pre-installled most! Inodes and rectifies any other errors mkdir /mnt/test & amp ; & amp ; & ;! Corrupt XFS checks the filesystem repair are the commands you can use repair. Up ext2, ext3, or ext4 File System Structure and Maintenance '', section. Robust as the XFS filesystem in RHEL/CentOS 7/8 Linux, Did n't find what you looking. `` 31.4 Retain Write Permissions, 20.2 our knowledgebase, tools, and this on production... ( filesystem check and repair utility requires that the targeted filesystem partition is unmounted and 7 have been applied steps.

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