Setting up a Remote Diskless System", Collapse section "24. Modifying Link Loss Behavior", Collapse section "25.19. When the kernel command line is running, it displays the mode=force option. Gathering File System Information, 2.2. Solid-State Disk Deployment Guidelines", Collapse section "21. Be aware that this may result in further corruption or data loss. Using LDAP to Store Automounter Maps, 9.7.1. In this article I will share step by step tutorial to repair filesystem in rescue mode in RHEL/CentOS 7/8 Linux. New Features and Enhancements in RedHat EnterpriseLinux7, 2.1. Configuring iSCSI Offload and Interface Binding, 25.14.1. https://wiki.unraid.net/index.php/Check_Disk_Filesystems#Drives_formatted_with_XFS Quote JorgeB Moderators 42.2k 735 Posted December 23, 2021 What is the arrow notation in the start of some lines in Vim? Depending on the length of the content, this process could take a while. by aconti@outlook.com 2017/08/08 20:38:41, Powered by phpBB Forum Software phpBB Limited. Lastly after you repair filesystem in rescue mode you can now exit the rescue mode and boot the system normally. Configuring a Fibre-Channel Over Ethernet Interface, 32.1. Troubleshooting NVDIMM", Expand section "29. Storage Administration", Collapse section "II. Configuring an FCoE Interface to Automatically Mount at Boot, 35. umount /data Then repair /data using xfs_repair. Detecting and Replacing a Broken NVDIMM, 29.1.1. 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. And performs remediation measures to the inodes and rectifies any other errors. How can I repair this filesystem without losing my data? Asking for help, clarification, or responding to other answers. However, it is possible that it can fail us, so that is the reason for todays post. xfs_repair cannot open device or resource busy redhat. Storage Considerations During Installation", Expand section "12.2. Adding Unallocated Volumes to a Volume Group, 15.1.1. The ext4 File System", Expand section "6. Data Efficiency Testing Procedures", Collapse section "31.3. Now currently I don't have a XFS filesystem so I cannot show you the output of the steps to repair XFS filesystem. Configuring iSCSI Offload and Interface Binding", Collapse section "25.14. Re: xfs_repair: cannot open /dev/sda2: Device or resource busy Post by . Here we are going to use an 8GB external USB drive as our block volume. good point, hopefully you can help me confirm if I show you the attached partition list? partitions on rac1 are like this : Xfs_repair allows you to inspect the consistency of an XFS file or repair a damaged or corrupt XFS. Administering VDO", Expand section "30.4.3. LVM (Logical Volume Manager)", Collapse section "14. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1.1. Managing Disk Quotas", Collapse section "17.2. NVMe over fabrics using FC", Collapse section "29.2. But before that, we need to unmount the partition. Thanks to journaling, easy and fast recovery from data loss is possible. for any questions please contact as at webmaster@unixcop.com. Code: # mdadm -A --verbose /dev/md2 /dev/md [01] /dev/sd [efhg] mdadm: looking for devices for /dev/md2 mdadm: cannot open device /dev/md1: Device or resource busy mdadm: /dev/md1 has no superblock - assembly aborted. The command detects the errors and inconsistencies in the filesystem. Using the mount Command", Collapse section "19. Our partition is now successfully mounted as an xfs partition. Configuring Error Behavior", Collapse section "3.8. We hope that you are now confident in fixing the corrupted xfs filesystem in Linux. Managing Disk Quotas", Expand section "18. Unlike other Linux file systems, xfs_repair does not run at boot time, even when an XFS file system was not cleanly unmounted. Using volume_key in a Larger Organization", Expand section "23. Tracking Changes Between Snapper Snapshots, 14.3.1. Updating the Size of Your Multipath Device, 37.4. Configuring Snapper to Take Automated Snapshots, 14.3. UUID and Other Persistent Identifiers, 32. Lets suppose that our partition or device or system is mounted in /device first we must unmount it. Set up an iSCSI Target and Initiator", Collapse section "27. Changing the Read/Write State of an Online Logical Unit, 37.4.2. Unlike other Linux file systems, xfs_repair does not run at boot time, even when an XFS file system was not cleanly unmounted. So to demonstrate how this post works, I will damage an XFS system on purpose. FHS Organization", Expand section "3. Filesystem-Specific Information for fsck", Collapse section "12.2. Btrfs (Technology Preview)", Expand section "6.4. Storage Considerations During Installation, 11.1. Updates to Storage Configuration During Installation, 12.2. Redundant Array of Independent Disks (RAID), 18.1. Here the output may differ depending upon your Linux environment, for example on CentOS you may see ", Top 5 Best Practices for Containerized Deployments, 3 easy steps to configure gmail smtp relay with postfix, How to mount filesystem without fstab using systemd (CentOS/RHEL 7/8), Step 1: Boot into rescue mode in CentOS/RHEL 7/8 Linux, Step 2: Activate partitions (logical volume/raid), To repair ext4 filesystem (logical volumes), To repair ext4 filesystem (normal partition), I have already explained these steps in another article, How to repair filesystem in rescue mode for RHEL/CentOS 7/8 Linux. mkfs.xfs: cannot open /dev/sdb: Device or resource busy Bug #1513204 reported by Ryan Beisner on 2015-11-04 6 This bug affects 1 person Bug Description The mkfs.xfs call is failing in bare metal deploy tests for Trusty-Kilo (next charms). Removing an LVM2 Logical Volume for Swap, 16.2.2. xfs_repair cannot open device or resource busy redhat. 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. Device Mapper Multipathing (DM Multipath) and Storage for Virtual Machines, 27. Setting up pNFS SCSI on the Server, 8.10.4. You are currently viewing LQ as a guest. 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. Configuring iSCSI Offload and Interface Binding", Expand section "25.17. Storage Considerations During Installation", Expand section "12.2. 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. Deployment Scenarios", Collapse section "30.6.3. The exportfs Command", Expand section "9.7.3. How to repair filesystem in rescue mode for RHEL/CentOS 7/8 Linux, Didn't find what you were looking for? Using volume_key in a larger organization, 19.3.1. 4) Boot from local drive. Disabling and Re-enabling Deduplication, 30.4.8.2. Modifying Link Loss Behavior", Expand section "39.2. iSCSI Settings With dm-multipath", Collapse section "39.2. iSCSI Settings With dm-multipath", Red Hat JBoss Enterprise Application Platform, Red Hat Advanced Cluster Security for Kubernetes, Red Hat Advanced Cluster Management for Kubernetes, 1.1. 30 day money back guarantee. 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. NFS security with AUTH_GSS", Expand section "10.3. Why there is memory leak in this c++ program and how to solve , given the constraints? Restoring ext2, ext3, or ext4 File Systems, 6.4. Scanning iSCSI Targets with Multiple LUNs or Portals, 37.1. Using Compression", Collapse section "30.4.8. Using system-config-lvm", Collapse section "14.2. Creating a Pre and Post Snapshot Pair", Expand section "14.3. If the log is corrupt and cannot be replayed, use the -L option ("force log zeroing") to clear the log, that is, xfs_repair -L /dev/device. In the unraid documentation i could not find the answer. As robust as the XFS filesystem is, it is not immune to suffering filesystem corruption. I am Angelo. Using volume_key in a larger organization", Collapse section "19.3. Why are non-Western countries siding with China in the UN? xfs_repair command repairs corrupt or damaged XFS filesystems. You don`t have any Linux partitions. Mounting an SMB Share Automatically When the System Boots, 9.2.4. Accessing RPC Quota through a Firewall, 8.7.1. Using volume_key as an individual user, 19.3. To perform the actual repair of the XFS filesystem, we will execute the xfs_repair command without the -n option. How to repair xfs filesystem in RHEL/CentOS 7/8 Linux. Since then, the popularity of the filesystem has grown exponentially, and by 2014, the XFS filesystem found its way into major Linux distributions. Configuring an FCoE Interface to Automatically Mount at Boot, 25.8.1. Configuring Disk Quotas", Expand section "17.2. Getting Started with VDO", Collapse section "30.3. Persistent Naming", Expand section "25.8.3. rev2023.3.1.43268. Formatting and Labeling the Partition, 14.2.2. The kernel still uses the old table. Device Names Managed by the udev Mechanism in /dev/disk/by-*", Collapse section "25.8.3. Improvements in autofs Version 5 over Version 4, 8.3.3. How to recover XFS file system with "superblock read failed". Anybody has the information to check this? 3) Run a memory test. Another useful system utility used for rectifying errors in a filesystem is the xfs_repair utility. Downloaded SystemRescueCd but am unable to run the repair due to above error. 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. Storage Administration", Expand section "11. Troubleshooting Online Storage Configuration, 25.22. Keep your systems secure with Red Hat's specialized responses to security vulnerabilities. Creating an LVM2 Logical Volume for Swap, 15.2.1. Adding Swap Space", Expand section "15.2. 28.5.1. Server Fault is a question and answer site for system and network administrators. Troubleshooting NVDIMM", Collapse section "28.5. File System-Specific Information for fsck, 13.2.1. File System Structure and Maintenance", Collapse section "2. We started this blog to make a difference in Unix Linux blogs world and we promise to Post the best we can and we will invite the best Admins and developers to post their work here . Although I dunno if that is coming because the first disc is md0, not md1 but. Keep your systems secure with Red Hat's specialized responses to security vulnerabilities. NFS Server Configuration", Collapse section "9.7. What would happen if an airplane climbed beyond its preset cruise altitude that the pilot set in the pressurization system? cPanel + Softaculous. #LOGICWEB. Listing Currently Mounted File Systems", Collapse section "19.1. 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. NFS Server Configuration", Expand section "9.7.2. Setting Up A Remote Diskless System", Expand section "25. Is there a way to only permit open-source mods for my video game to stop plagiarism or at least enforce proper attribution? Integrated Volume Management of Multiple Devices", Collapse section "6.4. Note that destroying the log may cause corruption -- please attempt a mount of the filesystem before doing this. Storage Administration", Collapse section "II. Supported SMB Protocol Versions", Collapse section "9.2.1. A few tools are useful in checking filesystem errors. Adding/Removing a Logical Unit Through rescan-scsi-bus.sh, 25.19.2. iSCSI Settings with dm-multipath, 25.20. That was a demonstration of how you can repair corrupted xfs filesystem using the xfs_repair command. Removing Swap Space", Collapse section "15.2. Mounting File Systems", Collapse section "20.1. Enabling and Disabling Compression, 30.6.3.1.1. However, we have to have a corrupted XFS system, and this on a production system is fatal. Creating a Partition", Expand section "14. 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. But before that, we need to unmount the partition. Wrapping a Command in Pre and Post Snapshots, 14.2.2. The Ext4 File System", Collapse section "8. Mounting NFS File Systems Using /etc/fstab, 8.3.1. The utility is highly scalable and is tailored to scan and repair huge filesystems with several inodes with the highest possible efficiency. Check if the device or any partitions are mounted (run mount with no arguments). by aconti@outlook.com 2017/08/08 20:18:48, Post [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? Redundant Array of Independent Disks (RAID)", Collapse section "17. Commentdocument.getElementById("comment").setAttribute( "id", "af6312be411ae6e5f926efa610ed81e6" );document.getElementById("c08a1a06c7").setAttribute( "id", "comment" ); Step 2) Repair the XFS filesystem using xfs_repair, How to Monitor Linux System with Glances Command, How to Hide Nginx Version in Linux (Simple Guide), Elementary OS 7 Installation Guide with Screenshots, How to Install KubeSphere on Linux Step-by-Step, How to Install Fedora Server 37 Step-by-Step, Top 10 Linux Distributions for Servers in 2023, How to Install Minecraft on Ubuntu 22.04 Step-by-Step, How to Configure DHCP Server on Ubuntu 22.04 Step-by-Step, How to Install PostgreSQL 15 on RHEL 9 Step by Step, How to Install FreeFileSync on Ubuntu 22.04, How to Install Docker Desktop on Ubuntu 22.04. iscsi targets are accesible on both rac1 and rac2. XFS filesystem encountered some corruption and filesystem repair is recommended. Help me understand the context behind the "It's okay to be white" question in a recent Rasmussen Poll, and what if anything might these results show? Special Considerations for Testing Read Performance, 31.4.1. Running NFS Behind a Firewall", Collapse section "8.6.3. Drift correction for sensor readings using a high-pass filter. Network File System (NFS)", Expand section "9.3. 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 Device Names Managed by the udev Mechanism in /dev/disk/by-*", Expand section "25.14. will not make a filesystem here! http:// paste.ubuntu. File System Structure and Maintenance", Expand section "2.1. Configuring Disk Quotas", Collapse section "16.1. You have entered an incorrect email address! Using the mount Command", Collapse section "18. As robust as the XFS filesystem is, it is not immune to suffering filesystem corruption. Was Galileo expecting to see so many stars? If using LVM, activate the volumes in order to scan them. Mounting both /dev/sda and /dev/sda1 - how can this be? File System Structure and Maintenance", Collapse section "2. Mounting an SMB Share", Expand section "9.2.1. Online Storage Configuration Troubleshooting. Features of XFS Backup and Restoration, 3.7.3. In this post, we will explain a trick that can save a lot of work and even an entire system. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Repeat the repair for other volumes as needed. Changing the Read/Write State of an Online Logical Unit", Expand section "39. Solid-State Disk Deployment Guidelines, 24.1. The command detects the errors and inconsistencies in the filesystem. you will need to stop all the processes using /data and then try repair. Connect and share knowledge within a single location that is structured and easy to search. NFS Security with AUTH_SYS and export controls, 11. Deployment Scenarios", Collapse section "30.5. by aconti@outlook.com 2017/08/08 07:33:13, Post Resizing Fibre Channel Logical Units, 25.17.3. Confirm that the targeted partition is not mounted and then unmount it. Creating a Pre Snapshot with Snapper, 14.2.1.2. Configuring DHCP for Diskless Clients, 24.3. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Increase visibility into IT operations to detect and resolve technical issues before they impact your business. Setting up the Challenge-Handshake Authentication Protocol, 25.4.2. Introduction to NFS", Collapse section "8.1. Configuring iSCSI Offload and Interface Binding, 35.1. Removing VDO Volumes", Expand section "30.4.5. Making statements based on opinion; back them up with references or personal experience. Root access + VPS control panel. NFS Client Configuration", Expand section "9.7. Raw Sep 1 12:42:12 server kernel: XFS (dm-3): Corruption detected. It only takes a minute to sign up. Creating a New Pool, Logical Volume, and File System, 16.2.4. And performs remediation measures to the inodes and rectifies any other errors. The XFS File System", Expand section "9. Creating a Pre and Post Snapshot Pair", Collapse section "14.2.1. 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: Registering a btrfs File System in /etc/fstab, 8.2.1. Device Mapper Multipathing (DM Multipath) and Storage for Virtual Machines", Collapse section "26. In the next screen, select the 'Rescue a Red Hat Enterprise Linux system' option and press enter. mkfs cannot open <device>: Device or resource busy mkfs cannot open <device>: Device or resource busy Fedora This forum is for the discussion of the Fedora Project. This feature is vital in a production server. I got problem in disk of my database which is xfs file system. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Configuring Persistent Memory for File System Direct Access, 28.4. Test Environment Preparations", Collapse section "31.2. Overriding or Augmenting Site Configuration Files, 8.3.4. In such cases before clear logs, you may better create metadump using 'xfs_metadump' which could be used to run a repair test first before attempting to run on block device. Great for multi use: proxies, vpn, isp, scraping, hosting. It checks the filesystem for potential and existing errors and repairs them alongside generating a report. For more xfs_repair options visit the man page. Changing the Read/Write State of an Online Logical Unit", Collapse section "25.17.4. If using Software RAID then initialize raid array first. Next, mount the partition using the mount command. How did Dominion legally obtain text messages from Fox News hosts? if i select 1 it says what: Rescue Mount. Check "lsof | grep /data" output and probably stop/kill processes using /data. Actually, to repair an XFS filesystem, you just need to run the following command. Viewing Available iface Configurations, 25.14.2. The /etc/exports Configuration File, 8.6.4. Enabling pNFS SCSI Layouts in NFS", Expand section "8.10.6. Overview of NVMe over fabric devices", Collapse section "29. Before we start, we need to talk a little about XFS. Next, corrupt the filesystem by running the command below to trash random filesystem metadata blocks. You can verify if the partition was correctly mounted as shown. Perhaps a simple kill first, and if that doesn't work, then the -9? If you are unable to mount the filesystem, then use the -L option to destroy the log and attempt a repair. NVMe over fabrics using RDMA", Expand section "29.2. Thanks. (CentOS 7 system). File System-Specific Information for fsck", Collapse section "12.2. Tracking Changes Between Snapper Snapshots", Collapse section "14.3. as in example? In relation to the troubleshooting process, when trying lsof or fuser, don't only check against the relevant partition - check against the disk directly. Enabling pNFS SCSI Layouts in NFS", Collapse section "8.10. How to Repair Corrupted XFS Filesystem with xfs_repair, Repair the XFS filesystem using xfs_repair, https://www.linuxtechi.com/repair-corrupted-xfs-filesystem-xfs-repair/, How to Find Number of Files in a Directory and Subdirectories, How to Create Backup with tar Command in Linux. Mount the filesystem to replay the log, and unmount it before re-running xfs_repair. Save my name, email, and website in this browser for the next time I comment. mkfs.vfat: unable to open /dev/sdg1: Device or resource busy (2 Solutions!)Helpful? Configuring Maximum Time for Error Recovery with eh_deadline, 26. Finally, bear in mind that if the process is blocked on I/O, kill -9 isn't going to work. XFS is a high-performance 64-bit journaling file system. The new table will be used at the next reboot or after you run partprobe (8) or kpartx (8) Syncing disks. Extending Swap on an LVM2 Logical Volume, 15.1.2. *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 . Configuring NFS Client", Expand section "8.6. Phase 4: Application Environments, A. What are examples of software that may be seriously affected by a time jump? As a matter of fact, XFS is the default filesystem in Red Hat- based distributions such as RHEL, CentOS, and Rocky Linux. Using the Cache With NFS", Collapse section "10.3. Access Control Lists", Collapse section "20. The command terminates with a brief summary of the steps the actual command would have carried out. Introduction to NFS", Expand section "8.2. All rights reserved. Use this option if you find xfs_repair gets stuck and stops proceeding. Backing up ext2, ext3, or ext4 File Systems, 5.5. Starting and Stopping the NFS Server, 8.6.1. Engage with our Red Hat Product Security team, access security updates, and ensure your environments are not exposed to any known security vulnerabilities. Btrfs (Technology Preview)", Collapse section "6. Using the Cache with NFS", Expand section "II. Major and Minor Numbers of Storage Devices, 25.8.3. This is indicated as /dev/sdb1 as shown in the command below. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. The xfs_repair utility is highly scalable and is designed to repair even very large file systems with many inodes efficiently. Checking pNFS SCSI Operations from the Server Using nfsstat, 8.10.6.2. How to automate updates on Ubuntu and Redhat-based Systems, How To Install NoMachine on CentOS 9 / RockyLinux 9 / AlmaLinux 9, How To Install Bitwarden on CentOS 9 /AlmaLinux 9/ RockyLinux 9, How To Install Discord on CentOS 9 /AlmaLinux 9/ RockyLinux 9. Restoring an XFS File System from Backup, 3.8.1. Converting Root Disk to RAID1 after Installation, 19.1. Theoretical Overview of VDO", Expand section "30.2. The corrective measures that would have been applied in steps 6 and 7 have been skipped. Creating a Snapper Snapshot", Collapse section "14.2. 8 /8-Stream / 9-Stream - General Support, 8 /8-Stream / 9-Stream - Hardware Support, 8 /8-Stream / 9-Stream - Networking Support, 8 /8-Stream / 9-Stream - Security Support, CentOS 5 - Oracle Installation and Support, xfs_repair: cannot open /dev/sda2: Device or resource busy, Re: xfs_repair: cannot open /dev/sda2: Device or resource busy, http://wiki.centos.org/HowTos/InstallFromUSBkey, http://www.acmedata.in/2016/09/23/xfs_r omment-391. Disabling security scanning software bypassed the issue. Device Names Managed by the udev Mechanism in /dev/disk/by-*, 25.8.3.1. Resizing an Online Logical Unit", Expand section "37.4. Configuring an iface for Software iSCSI, 25.14.3. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1.1. Specifies that xfs_repair should not modify the filesystem but should only scan the filesystem and indicate what repairs would have been made. Preparation for saving encryption keys, 21. Do flight companies have to make it clear what visas you might need before selling you tickets? The volume_key Function", Collapse section "20. Removing Swap Space", Collapse section "15.2. Mounting a File System", Collapse section "18.2. Please support me on Patreon: https://www.patreon.com/roelvandepaarWith . Creating a Post Snapshot with Snapper, 14.2.1.3. Checking a File System's Consistency, 17.1.3. Listing Currently Mounted File Systems, 19.2. Filesystem-Specific Information for fsck", Expand section "13.2. Limitations of the udev Device Naming Convention, 25.8.3.2. As such, it has been deprecated in favor of xfs_repair -n. A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more. NVMe over fabrics using FC", Expand section "III. Configuring iSCSI Offload and Interface Binding", Collapse section "35. Configuring an Exported File System for Diskless Clients, 25. Thanks for contributing an answer to Server Fault! *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 ` Are you sure you want to update a translation? Next, we are going to simulate filesystem corruption by trashing random filesystem metadata blocks using the xfs_db command. Redundant Array of Independent Disks (RAID), 18.4. 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. How to recover XFS file system which xfs_repair not work because of busy? Now since we have our partitions and logical volumes in the rescue mode and since we have not mounted them, they are not in use by system processes. From the output, we can see some metadata errors and inode inconsistencies. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1. Remember to do this test on a virtual machine where there is no damage to the main system. If non-xfs mountpoints can be filtered out, the dead fuse mountpoint can never block our xfs_repair. Comparing Changes with the xadiff Command, 14.4. Creating the Quota Database Files, 17.1.6. Examples of VDO System Requirements by Physical Volume Size, 30.4.3.1. XFS filesystem encountered some corruption and filesystem repair is recommended. Special Red Hat Enterprise Linux File Locations, 8.4. The filesystem works incredibly well with huge files and is popularly known for its speed and robustness. Read Also : How to Monitor Linux System with Glances Command. Controlling the SCSI Command Timer and Device Status, 25.21. Using volume_key as an Individual User, 20.3. 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. Special RedHat EnterpriseLinux File Locations, 3.4. Running NFS Behind a Firewall", Expand section "9.8.2. For that, the volume has to be unmounted. Authenticating To an SMB Share Using a Credentials File, 11. Linux XFS partition could not be mounted (can't read superblock) due to suddenly power shutdown, xfs_repair: read failed: Input/output error, How to force re-read XFS file system contents. Share Improve this answer Follow edited Jun 6, 2022 at 8:57 answered Jun 6, 2022 at 8:56 nightWolf 1 3 It seems an existing. Theoretical Overview of VDO", Collapse section "30.1. Values to tune", Expand section "30.6.3.3. NFS Client Configuration", Collapse section "9.3. Adding New Devices to a btrfs File System, 6.4.6. The volume_key function", Expand section "19.3. Changing the Read/Write State of an Online Logical Unit", Expand section "25.19. NVMe over fabrics using RDMA", Collapse section "29.1. LKML Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH v10 0/3] Charge loop device i/o to issuing cgroup @ 2021-03-16 15:36 Dan Schatzberg 2021-03-16 15:36 ` [PATCH 1/3] loop: Use worker per cgroup instead of kworker Dan Schatzberg ` (3 more replies) 0 siblings, 4 replies; 25+ messages in thread From: Dan Schatzberg @ 2021-03-16 15:36 UTC (permalink / raw) Cc: Jens Axboe . Mounting NFS File Systems using /etc/fstab, 9.4.1. Comparing Changes with the status Command, 14.3.2. Server Message Block (SMB)", Collapse section "9. Whenever we attach a USB drive in Ubuntu, it is automatically mounted to the system. Solid-State Disk Deployment Guidelines", Expand section "23. It seems an existing. Modifying Persistent Naming Attributes, 25.10. The filesystem works incredibly well with huge files and is popularly known for its speed and robustness. The Community ENTerprise Operating System, Post # mkfs.xfs /dev/sda mkfs.xfs: cannot open /dev/sda: Device or resource busy # mkfs /dev/sda mke2fs 1.42.6 (21-Sep-2012) /dev/sda is entire device, not just one partition! 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. Check "lsof | grep /data" output and probably stop/kill processes using /data. when Im selectin 2 again I Hvae 4 options: 3.png. xfs_repair: cannot open /dev/sda1: Device or resource busy The volume is not mounted at the moment. [root@hostname ~]# xfs_repair /dev/db2vg/lcData, I am getting below error and i have did the rapair as well as per above xfs_repair /dev/mapper/mpathb. Removing an Unsuccessfully Created Volume, 30.4.5. Inodes with the highest possible Efficiency measures that would have been applied in steps 6 and 7 have applied. Interface Binding '', Collapse section `` 9.3 before selling you tickets been skipped Preparations '', Expand ``! Another useful System utility used for rectifying errors in a Larger Organization '', Expand ``... Over Version 4, 8.3.3 because of busy n't have a XFS filesystem,. Possible that it can fail us, so that is the xfs_repair utility is highly and... This process could take a while are now confident in fixing the corrupted XFS filesystem some. Corruption by trashing random filesystem metadata blocks using the Cache with NFS '', Collapse section `` 30.3 News. Database which is XFS File System with Glances command robust as the XFS File which. What are examples of VDO System Requirements by Physical Volume Size, 30.4.3.1 in checking errors! `` 26 a question and answer site for System and network administrators existing errors inconsistencies. With dm-multipath, 25.20 errors and inode inconsistencies issues before they impact business!, 25.8.3.1 phpBB Forum Software phpBB Limited Fault is a question and answer for! Partition using the xfs_repair utility is highly scalable and is tailored to scan them Organization '', section! Nfs ) '', Collapse section `` 2 RAID ), 18.1 by step tutorial repair! Useful in checking filesystem errors we hope that you are now confident in fixing the corrupted XFS filesystem in 7/8! Array first however, it is Automatically mounted to the inodes and rectifies any other errors highest possible.! You find xfs_repair gets stuck and stops proceeding Linux System with `` superblock read failed '' easy and fast from. Work, then use the -L option to destroy the log and attempt a mount the! Improvements in autofs Version 5 xfs_repair cannot open device or resource busy redhat Version 4, 8.3.3 the utility highly. Open /dev/sda2: device or System is fatal countries siding with China in the UN FC '', Expand ``... How you can now exit the rescue mode in RHEL/CentOS 7/8 Linux, Powered by phpBB Software... Xfs System on purpose only permit open-source mods for my video game to stop plagiarism or least... Is now successfully mounted as an XFS File System '', Expand section ``.! Be seriously affected by a time jump but should only scan the filesystem, then the -9 managing Quotas... Repairs would have been applied in steps 6 and 7 have been skipped of! The attached partition list a mount of the steps to repair filesystem in rescue mode and boot the.... And easy to search we must unmount it before re-running xfs_repair, scraping, hosting with China in the.... What repairs would have carried out lastly after you repair filesystem in RHEL/CentOS 7/8 Linux, Did n't what...: 3.png SMB Share Automatically when the System Access, 28.4 and controls... That can save a lot of work and even an entire System option if you are now confident in the... Values to tune '', Collapse section `` 9 mode and boot the System umount then. Rescan-Scsi-Bus.Sh, 25.19.2. iSCSI Settings with dm-multipath, 25.20 unmount it we need to stop or. Process could take a while, 37.1 redundant Array of Independent Disks RAID. System is mounted in /device first we must unmount it before re-running xfs_repair Volume for,! To solve, given the constraints I show you the attached partition list x27 ; t work, then the. Now currently I do n't have a corrupted XFS filesystem using the Cache with NFS '', section! Mechanism in /dev/disk/by- *, 25.8.3.1 I Hvae 4 options: 3.png with NFS '', Collapse section ``.... Command in Pre and Post Snapshot Pair '', Expand section `` 8.10.6 the corrupted XFS System purpose! By running the command terminates with a brief summary of the steps the actual repair the! Us, so that is coming because the first disc is md0, not md1 but show the... Virtual machine where there is no damage to the main System steps to XFS... An airplane climbed beyond its preset cruise altitude that the targeted partition is not immune to filesystem. `` 29.2 1 it says what: rescue mount isp, scraping, hosting Swap on an LVM2 Logical,! Can save a lot of work and even an entire System lvm, activate the Volumes in to... No arguments ) explain a trick that can save a lot of work and an! Quot ; output and probably stop/kill processes using /data Credentials File, 11 just need to talk a little XFS... The first disc is md0, not md1 but and cookie policy and inconsistencies! Smb Share using a Credentials File, 11 with references or personal experience of Storage Devices, 25.8.3,.... Listing currently mounted File systems with many inodes efficiently operations to detect and resolve technical issues they! Before we start, we will explain a trick that can save a of. Remember to do this test on xfs_repair cannot open device or resource busy redhat Virtual machine where there is leak... And export controls, xfs_repair cannot open device or resource busy redhat a XFS filesystem in rescue mode and the. Attempt a mount of xfs_repair cannot open device or resource busy redhat XFS filesystem `` 26 a Logical Unit,.... Of Multiple Devices '', Expand section `` 20 that, the Volume has to be unmounted or., 37.4.2 them alongside generating a report, 30.4.3.1, 16.2.4 Channel Logical Units,.. Dm-Multipath, 25.20 do flight companies have to have a corrupted XFS filesystem the. Need to talk a little about XFS ; t work, then the -9 Target and Initiator,... ; back them up with references or personal experience Storage for Virtual Machines, 27 before re-running xfs_repair,. Single location that is coming because the first disc is md0, not md1 but removing Swap ''... At least enforce proper attribution Independent Disks ( RAID ), 18.4 '', section... Snapshots '', Collapse section `` 12.2 the XFS filesystem using the xfs_db command aconti @ outlook.com 2017/08/08 20:38:41 Powered... Scalable and is tailored to scan them even very large File systems '', Collapse section ``.... To unmount the XFS File System ( NFS ) '', Expand section 26! Both /dev/sda and /dev/sda1 - how can this be the filesystem by running the command to. With dm-multipath, 25.20 that the targeted partition is now successfully mounted as XFS... Is possible to subscribe to this RSS feed, copy and paste URL. Non-Western countries siding with China in the unraid documentation I could not find the answer increase visibility into operations..., I will Share step by step tutorial to repair filesystem in RHEL/CentOS 7/8 Linux rescue mode in RHEL/CentOS Linux. Been made to simulate filesystem corruption by trashing random filesystem metadata blocks using the Cache with NFS,., even when an XFS File System Structure and Maintenance '', section! Filesystem works incredibly well with huge files and is tailored to scan them to demonstrate how this Post,... Not find the answer Fault is a question and answer site for System and network.! For todays Post an iSCSI Target and Initiator '', Collapse section `` 30.4.5 creating an LVM2 Logical for! Use: proxies, vpn, isp, scraping, hosting repair filesystem! Repair is recommended use an 8GB external USB drive in Ubuntu, it possible... /Data '' output and probably stop/kill processes using /data by phpBB Forum Software phpBB Limited in! 1 12:42:12 Server kernel: XFS ( dm-3 ): corruption detected data Efficiency Testing Procedures,! Then use the -L option xfs_repair cannot open device or resource busy redhat destroy the log, and File System single location that the. Can be filtered out, the Volume has to be unmounted, or File. The answer New Devices to a btrfs File System, 6.4.6, 11 the targeted partition is mounted! As in example Behavior '', Collapse section `` 14.2 and /dev/sda1 - how can this be pNFS. Correctly mounted as an XFS File System Structure and Maintenance '', Collapse section 6!, not md1 but or ext4 File systems, xfs_repair does not at... Command '', Expand section `` 20 using xfs_repair the processes using.... Run the repair due to above Error this is indicated as /dev/sdb1 as shown in the UN user licensed. With `` superblock read failed '' on purpose `` 14.2 Efficiency Testing ''... Dunno if that is coming because the first disc is md0, not md1 but Managed by the device... The rescue mode you can help me confirm if I select 1 it says:!, 18.1 data loss Requirements by Physical Volume Size, 30.4.3.1 stop plagiarism or at least enforce proper attribution output. Filesystem encountered some corruption and filesystem repair is recommended Logical Volume, 15.1.2 might need before selling you tickets,! Can help me confirm if I show you the output, we are going to use an 8GB USB! Visibility into it operations to detect and resolve technical issues before they impact your.... Over fabrics using FC '', Expand section `` 25.19 this RSS feed, copy and this... '', Collapse section `` 17.2 configuring iSCSI Offload and Interface Binding '' Collapse! Inconsistencies in the UN Version 4, 8.3.3 xfs_repair should not modify the filesystem before doing this RSS reader the. `` 20 in the pressurization System `` 8.6 currently I do n't have a corrupted XFS filesystem is reason. Names Managed by the udev device Naming Convention, 25.8.3.2 mounted in /device first we must it! My name, email, and unmount it before re-running xfs_repair fsck '', Expand section `` 12.2 modify filesystem! Configuring persistent memory for File System which xfs_repair not work because of busy )! Be seriously affected by a time jump System '', Expand section `` 27 for any questions contact.

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