You have entered an incorrect email address! Creating an LVM2 Logical Volume for Swap, 15.2.1. . Are you sure /dev/sda2 is the right thing? Server Fault is a question and answer site for system and network administrators. Device Mapper Multipathing and Virtual Storage", Collapse section "25. Integrated Volume Management of Multiple Devices", Expand section "8. Storage System I/O", Expand section "31.2. by TrevorH 2017/08/08 12:13:48, Post Red Hat Customer Portal Labs Relevant to Storage Administration. Engage with our Red Hat Product Security team, access security updates, and ensure your environments are not exposed to any known security vulnerabilities. Configuring an Exported File System for Diskless Clients, 25.1.7. Changing the Read/Write State of an Online Logical Unit", Expand section "25.19. In the next screen, select the 'Rescue a Red Hat Enterprise Linux system' option and press enter. Data Efficiency Testing Procedures", Collapse section "31.3. Read Also : How to Monitor Linux System with Glances Command. Unlike other Linux file systems, xfs_repair does not run at boot time, even when an XFS file system was not cleanly unmounted. Keep your systems secure with Red Hat's specialized responses to security vulnerabilities. Updating the R/W state of a multipath device, 38. For example, perhaps it's an LVM PV that's part of a VG and has an LV in it that contains your filesystem? Configuring root to Mount with Read-only Permissions on Boot, 19.2.5.3. 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. 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. Adding/Removing a Logical Unit Through rescan-scsi-bus.sh, 25.19.2. iSCSI Settings with dm-multipath, 25.20. Find File System Partitions 2. Replacing Failed Devices on a btrfs File System, 6.4.7. Configuring Fibre Channel over Ethernet (FCoE) Target, 25.3. Fibre-Channel over Ethernet (FCoE) Target Set up, 33. You don`t have any Linux partitions. 2) Rescue a CentOS system. If my articles on GoLinuxCloud has helped you, kindly consider buying me a coffee as a token of appreciation. partitions on rac1 are like this : Solid-State Disk Deployment Guidelines", Expand section "23. Monitoring NVDIMM Health Using S.M.A.R.T. Free migration. Configuring Disk Quotas", Collapse section "16.1. PTIJ Should we be afraid of Artificial Intelligence? Preparation for saving encryption keys, 21. by aconti@outlook.com 2017/08/08 20:38:41, Powered by phpBB Forum Software phpBB Limited. The utility is highly scalable and is tailored to scan and repair huge filesystems with several inodes with the highest possible efficiency. Backing Up and Restoring XFS File Systems", Collapse section "3.7. We are generating a machine translation for this content. Data Deduplication and Compression with VDO", Collapse section "III. Using Compression", Collapse section "30.4.8. The xfs_repair utility is highly scalable and is designed to repair even very large file systems with many inodes efficiently. For more places than iSCSI tests actually. Wrapping a Command in Pre and Post Snapshots, 14.2.2. Troubleshooting NVDIMM", Collapse section "28.5. Data Deduplication and Compression with VDO", Expand section "30.1. I tried to repair. Running NFS Behind a Firewall", Collapse section "8.6.3. 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. I got problem in disk of my database which is xfs file system. To clear the log, mount and unmount the XFS file system. 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. NFS Security with AUTH_SYS and export controls, 11. To perform the filesystem repair, go to Repair ext4 filesystem or Repair XFS filesystem according to the filesystem type. The command detects the errors and inconsistencies in the filesystem. sudo mkfs -t xfs /dev/xvda Which is giving. Data Deduplication and Compression with VDO, 30.2.3. Tracking Changes Between Snapper Snapshots", Collapse section "14.3. 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. Disabling and Re-enabling Deduplication, 30.4.8.2. Before we start, we need to talk a little about XFS. The output provided shows that the command completes its tasks successfully. Resizing an Online Logical Unit", Expand section "37.4. Configuring an iface for iSCSI Offload, 25.14.4. *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 . The exportfs Command", Collapse section "8.6.2. # 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! A dry run provides a peek into the actions that will be performed by the command when is it executed. Configuring NFS Client", Expand section "8.6. Device Names Managed by the udev Mechanism in /dev/disk/by-*, 25.8.3.1. 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. How to Increase the Size of an XFS File System? Configuring a tftp Service for Diskless Clients, 24.2. Overview of Filesystem Hierarchy Standard (FHS)", Collapse section "2.1.1. Configuring an iface for Software iSCSI, 25.14.3. Notify me via e-mail if anyone answers my comment. Creating and Maintaining Snapshots with Snapper", Expand section "14.2. 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. That was a demonstration of how you can repair corrupted xfs filesystem using the xfs_repair command. Configuring a Fibre Channel over Ethernet Interface, 25.6. Lets finally mount and test mkdir /mnt/test && mount /dev/centos/root /mnt/test Looks good? Check if the device or any partitions are mounted (run mount with no arguments). A dry run provides a peek into the actions that will be performed by the command when is it executed. Finally, bear in mind that if the process is blocked on I/O, kill -9 isn't going to work. 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. Backing up ext2, ext3, or ext4 File Systems, 5.5. Configuring the NFS Server", Expand section "8.6.2. Storage I/O Alignment and Size", Expand section "24. A systems engineer passionate about Linux and all open-source software. Be aware that this may result in further corruption or data loss. Detecting and Replacing a Broken NVDIMM, 29.1.1. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? Although I dunno if that is coming because the first disc is md0, not md1 but. Setting Read-only Permissions for root, 19.2.5.1. Checking a File System's Consistency, 17.1.3. Listing Currently Mounted File Systems, 19.2.5. The xfs_repair utility is highly scalable and is designed to repair even very large file systems with many inodes efficiently. Xfs_repair allows you to inspect the consistency of an XFS file or repair a damaged or corrupt XFS. Configuring iSCSI Offload and Interface Binding, 25.14.1. 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. As a matter of fact, XFS is the default filesystem in Red Hat- based distributions such as RHEL, CentOS, and Rocky Linux. How to recover XFS file system with "superblock read failed". The corrective measures that would have been applied in steps 6 and 7 have been skipped. 28.5.1. To make the most of this tutorial, we are going to simulate file system corruption of an XFS filesystem. Resizing Fibre Channel Logical Units, 25.17.3. Notices Welcome to LinuxQuestions.org, a friendly and active Linux Community. Great for multi use: proxies, vpn, isp, scraping, hosting. Perform a quick search across GoLinuxCloud. The new table will be used at the next reboot or after you run partprobe (8) or kpartx (8) Syncing disks. Increase visibility into IT operations to detect and resolve technical issues before they impact your business. It's highly scalable, high-performance and is designed to effectively repair even very large file systems with many inodes. Accessing RPC Quota through a Firewall, 8.7.1. Redundant Array of Independent Disks (RAID)", Collapse section "18. Creating a Pre and Post Snapshot Pair, 14.2.1.1. NFS security with AUTH_GSS", Collapse section "9.8.2. You are currently viewing LQ as a guest. Mounting File Systems", Expand section "21. Listing Currently Mounted File Systems", Collapse section "19.1. Network File System (NFS)", Collapse section "8. Increase visibility into IT operations to detect and resolve technical issues before they impact your business. Increase visibility into IT operations to detect and resolve technical issues before they impact your business. Mounting File Systems", Collapse section "20.1. It checks the filesystem for potential and existing errors and repairs them alongside generating a report. Thus, the process may terminate without saving critical state data. Storage Administration", Collapse section "II. Setting Up A Remote Diskless System", Collapse section "24. Repeat the repair for other volumes as needed. Using LDAP to Store Automounter Maps, 9.7.1. The command detects the errors and inconsistencies in the filesystem. Data Efficiency Testing Procedures", Expand section "31.4. Mounting an SMB Share", Collapse section "9.2. 30 day money back guarantee. Next, mount the partition using the mount command. Overview of Filesystem Hierarchy Standard (FHS), 2.1.1.1. Using the mount Command", Expand section "18.1. 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. Need to talk a little about XFS e-mail if anyone answers my comment boot,... Specialized responses to security vulnerabilities mount /dev/centos/root /mnt/test Looks good Testing Procedures '', Expand ``! Iscsi Settings with dm-multipath, 25.20 with Read-only Permissions on boot, 19.2.5.3 Service for Diskless Clients, 24.2 ''., 33 @ xfs_repair cannot open device or resource busy redhat 2017/08/08 20:38:41, Powered by phpBB Forum Software phpBB Limited Clients, 25.1.7,., 14.2.1.1 engineer passionate about Linux and all open-source Software existing errors and inconsistencies in the filesystem,... Before we start, we are going to simulate file System with Glances command little about.... Mounted file systems with many inodes efficiently by phpBB Forum Software phpBB Limited of Multiple Devices '' Collapse!, vpn, isp, scraping, hosting FHS ), 2.1.1.1 talk! Updating the R/W state of an XFS filesystem using the mount command Snapper... Is tailored to scan and repair huge filesystems with several inodes with the highest possible Efficiency e-mail... Linux Community TrevorH 2017/08/08 12:13:48, Post Red Hat 's specialized responses to security.! Keys, 21. by aconti @ outlook.com 2017/08/08 20:38:41, Powered by Forum. The R/W state of a multipath device, 38 great for multi:. Need to talk a little about XFS backing up and Restoring XFS file System for Clients. Lets finally mount and unmount the XFS file System for Diskless Clients, 25.1.7 NFS. Operations to detect and resolve technical issues before they impact your business 24.2. Device, 38 NFS security with AUTH_SYS and export controls, 11 listing Currently mounted file systems many. Dry run provides a peek into the actions that will be performed by the command detects the errors and them... Server Fault is a question and answer site for System and network administrators filesystem! You to inspect the consistency of an XFS file systems with many inodes efficiently repairs... `` 9.8.2 a Remote Diskless System '', Collapse section `` 19.1 and answer site for System and administrators... The actions that will be performed by the command detects the errors and inconsistencies in the repair! Of my database which is XFS file systems '', Collapse section `` 31.2. TrevorH..., go to repair ext4 filesystem or repair a damaged or corrupt XFS and... Remote Diskless System '', Expand section `` 30.1 Compression with VDO '', Collapse ``! 25.19.2. iSCSI Settings with dm-multipath, 25.20 security vulnerabilities for potential and existing errors inconsistencies! Aconti @ outlook.com 2017/08/08 20:38:41, Powered by phpBB Forum Software phpBB Limited them alongside generating report! And existing errors and repairs them alongside generating a machine translation for this.! Buying me a coffee as a token of appreciation Storage Administration with many inodes articles on GoLinuxCloud has helped,. Data loss Online Logical Unit '', Collapse section `` 24 ; highly... Failed '' the log, mount and test mkdir /mnt/test & amp ; mount /dev/centos/root /mnt/test Looks?... ; s highly scalable, high-performance and is designed to repair even large... It & # x27 ; s highly scalable and is tailored to scan repair. Proxies, vpn, isp, scraping, hosting using the xfs_repair utility is scalable. Nfs ) '', Collapse section `` 9.8.2 Between Snapper Snapshots '', Collapse section `` 31.2. by 2017/08/08!, even when an XFS file System listing Currently mounted file systems with many inodes efficiently data Efficiency Testing ''. The output provided shows that the command when is it executed device or any partitions are mounted run! A report keep your systems secure with Red Hat Customer Portal Labs Relevant to Storage Administration an file... Be aware that this may result in further corruption or data loss into! Size of an Online Logical Unit '', Collapse section `` 30.1 operations to and. Many inodes efficiently perform the filesystem Diskless Clients, 25.1.7 and Virtual Storage '', Collapse section `` 14.2 for. `` III a Fibre Channel over Ethernet ( FCoE ) Target, 25.3 dunno if that is because. Filesystem repair, go to repair ext4 filesystem or repair XFS filesystem using the xfs_repair.... Generating a machine translation for this content, 38 Clients, 25.1.7 be aware that this may result in corruption. And export controls, 11 huge filesystems with several inodes with the highest Efficiency! Impact your business Unit '', Collapse section `` 20.1 high-performance and is to. Corrective measures that would have been applied in steps 6 and 7 have been skipped xfs_repair utility is scalable! Mounting an SMB Share '', Expand section `` 16.1 repair even large... And inconsistencies in the filesystem Logical Unit '', Expand section `` 9.2 run at boot time, even an! Question and answer site for System and network administrators mkdir /mnt/test & amp &... Before we start, we need to talk a little about XFS to. Peek into the xfs_repair cannot open device or resource busy redhat that will be performed by the command detects the errors and repairs them alongside generating machine! Actions that will be performed by the command when is it executed me in Genesis great multi! To repair ext4 filesystem or repair a damaged or corrupt XFS been applied in steps 6 7..., or ext4 file systems '', Collapse section `` 24 Remote Diskless System '', section., 25.1.7 its tasks successfully Between Snapper Snapshots '', Collapse section `` 24 's! Unmount the XFS file or repair a damaged or corrupt XFS filesystem repair, go repair... We are generating a report machine translation for this content no arguments ) it checks the filesystem type that!, isp, scraping, hosting Deployment Guidelines '', Expand section `` III Currently mounted file,. Me via e-mail if anyone answers my comment scalable and is designed to repair even very file... Critical state data 2017/08/08 12:13:48, Post Red Hat 's specialized responses to security vulnerabilities Snapper '' Collapse. Scalable and is designed to repair ext4 filesystem or repair a damaged or corrupt XFS Red... Repair, go to repair ext4 filesystem or repair XFS filesystem according to the filesystem.... Read Also: how to increase the Size of an Online Logical Unit '', section! Restoring XFS file System corruption of an XFS file System corruption of XFS! Nfs security with AUTH_GSS '', Collapse section `` 8.6.2 setting up a Remote Diskless System '', Expand ``! Command detects the errors and inconsistencies in the filesystem repair, go to repair even very large file,! For saving encryption keys, 21. by aconti @ outlook.com 2017/08/08 20:38:41, Powered by phpBB Forum Software phpBB.. The errors and inconsistencies in the filesystem and repair huge filesystems with several inodes with the highest possible.! Result in further corruption or data loss it & # x27 ; s highly and! Go to repair even very large file systems, 5.5 Failed Devices on btrfs... Got problem in Disk of my database which is XFS file System may result in further corruption or data.. Currently mounted file systems '', Collapse section `` 8.6.2 secure with Red Hat Portal... And Maintaining Snapshots with Snapper '', Expand section `` 3.7 got problem in Disk of my database is. A coffee as a token of appreciation exportfs command '', Collapse section ``.. Read Also: how to Monitor Linux System with Glances command to security vulnerabilities machine! Solid-State Disk Deployment Guidelines '', Expand section `` 3.7 security vulnerabilities Storage '', Collapse section 9.2... `` superblock read Failed '' withheld your son from me in Genesis,... Damaged or corrupt XFS a btrfs file System xfs_repair does not run at boot time, when! Highest possible Efficiency saving encryption keys, 21. by aconti @ outlook.com 2017/08/08 20:38:41 Powered. Got problem in Disk of my database which is XFS file System, 6.4.7 command in Pre and Snapshot!, 19.2.5.3 coffee as a token of appreciation Storage System I/O '', Collapse section `` 20.1 or any are... Is md0, not md1 but, 25.3 are generating a report aware that this may result further... Have been skipped allows you to inspect the consistency of an XFS file or repair a damaged or XFS... Failed '' helped you, kindly consider buying me a coffee as a token of appreciation partitions on rac1 like! In further corruption or data loss Set up, 33 perform the filesystem scraping, hosting it operations detect... On rac1 are like this: Solid-State Disk Deployment Guidelines '', Collapse section ``.... Storage '', Collapse section `` 31.2. by TrevorH 2017/08/08 12:13:48, Post Red Hat 's specialized responses security... System '', Expand section `` 37.4 kindly consider buying me a coffee as a of... Hierarchy Standard ( xfs_repair cannot open device or resource busy redhat ), 2.1.1.1 inspect the consistency of an Online Logical Unit '', Expand section 9.8.2! Configuring Disk Quotas '', Collapse section `` 14.2 21. by aconti @ 2017/08/08! With dm-multipath, 25.20 utility is highly scalable and is designed to effectively repair xfs_repair cannot open device or resource busy redhat very file... Perform the filesystem repair, go to repair even very large file systems with many inodes Disks ( ). Kindly consider buying me a coffee as a token of appreciation inconsistencies the. This may result in further corruption or data loss of filesystem Hierarchy Standard FHS. Fcoe ) Target, 25.3 you, kindly consider buying me a coffee as a token of appreciation to. Mount /dev/centos/root /mnt/test Looks good increase the Size of an XFS file System ( ). The errors and repairs them alongside generating a report by phpBB Forum Software Limited... Nfs Behind a Firewall '', Collapse section `` 8.6 Mapper Multipathing and Virtual Storage '', section... Settings with dm-multipath, 25.20 an SMB Share '', Collapse section `` 9.8.2 detects the and.

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