Dev sdc1

Once the file system is repaired, mount the partition: $ sudo mount /dev/sdc1 Understanding fsck exit codes. Note that this file is read-only for all users including root. Once the file system is repaired, mount the partition: The first SCSI CD-ROM is named /dev/scd0, also known as /dev/sr0 . The Luks encryption created on the device supports the possibility to configure multiple keys. The disk stays in storage but is no longer attached to a virtual machine. It works when /dev/sdc1 is /dev/sdd1 Comment 2 Josef Bacik 2010-05-05 17:46:47 UTC Sounds like you setup a raid on accident, which is why it's trying to open the other disk. Feb 23, 2016 · [fs create] Creating /dev/sda1 [fs create] Creating ext4 filesystem on /dev/sda1 mke2fs 1. fat / dev / sdc1 mkfs. Mar 02, 2017 · GNU ddrescue is the premium tool for copying dying hard drives, and any block device such as CDs, DVDs, USB sticks, Compact Flash, SD cards — anything that is recognized by your Linux system as /dev/foo. Initialize the New Device as an LVM Physical Volum, create physical volume from new device #pvcreate /dev/sdc1 Apr 12, 2014 · RAID stands for Redundant Array of Inexpensive (Independent) Disks. /dev/sdc1 1 26108 209712478+ 8e Linux LVM pvcreate /dev/sdc1 dev_is_mpath: failed to get device for 8:33 CentOS General Purpose ↳ CentOS - FAQ & Readme First pvmove -n lvol1 /dev/sdb1 /dev/sdc1 Rather than moving the contents of the entire device, it is possible to move a range of Physical Extents - for example numbers 1000 to 1999 inclusive on /dev/sdb1 - like this: /dev/sdc1 ext3 9895 1122 8262 12% /mnttest NOTE: The file system type for /dev/sdc1 is now ext3 . 0 GB, 250059350016 bytes 255 heads, 63 sectors/track, 30401 cylinders Units = cylinders of 16065 * 512 2. The simplest RAID-1 configuration must contain at least two member disks. Jan 29, 2015 · Please support me Name Sandeep Kumar Tiwari Punjab National Bank A/C 8709000100013988 IFSC CODE: PUNB0870900 can't mount or even boot my windows disk after I Jul 05, 2017 · Add New Hard Drive to Volume Group. Later in this article we have an example related to Red Hat 7. After running fsck, it will return an /dev/sdb1 is the first partition of the second hard drive of your computer. Can someone help me? Next, we must unmount the USB flash drive by this command: sudo umount /dev/sdc1. This step is only necessary if you want to use ASMLib to access the ASM disks. Lets just query the disk partition:- [root@asm-test-01 ~]# oracleasm querydisk /dev/sdc1 Device "/dev/sdc1" defines a device with no label This tutorial explains how to view, list, activate, deactivate, add, remove, increase, decrease mount and format swap space and swap partition in Linux step by step with practical examples. In my case, /dev/sdc is that name. For Oracle Automatic Storage Manager (ASM) to use disks, it needs to be able to identify the devices consistently and for them to have the correct ownership and permissions. How to clone a partition. Use fdisk to recreate /dev/sda1 and /dev/sda2 partitions as they were on the  26 Aug 2014 Sorry -- feel like I should know this after reading all the docs. Other partitions that you may have would show up as /dev/sdb2 /dev/sdb3 etc. Oct 07, 2019 · sudo umount /dev/sdc1 Now, Use one of the following commands as per the file system you want. 42 (29-Nov-2011) Last  30 Oct 2013 /dev/sda1 has gone 255 days without being checked, check forced On initial boot of a freshly deployed (Ubuntu) Linux appliance on VMware  3 Oct 2013 Hello everyone, today i just bought a new vps and now i had a problem about spaces. Basically, it depends on if the device is partitioned or not ( used whole). With iscsi it's the same. Press ‘n‘ for creating new partition. Format with vFat File System sudo mkfs. Wait a few minutes. 805977 secs (273320858 bytes/sec) dd make disk image. /sfdisk -N 1 /dev/sdc Old situation: Device Start End Sectors Size Type /dev/sdc1 6144 2047966 2041823 997M Linux filesystem New situation: Device Start End Sectors Size Type /dev/sdc1 2048 206847 204800 100M Linux filesystem Dec 23, 2012 · For new disks you would use /dev/sdb, or /dev/sdc. How to Use Gparted, VMWare to Increase /dev/sda Partition (LVM) Here are the steps I took to grow my logical volume (lv_root) on /dev/sda after using gparted to increase the physical size of the disk: First, backup your virtual machine before resizing any partitions. Use this command . # swapon /dev/sdc1 This example shows that partitions exist on the disk: One (/dev/sdc1) is a primary Linux partition, another (/dev/sdc2) is an extended partition, and the third (/dev/sdc5) is a logical Linux partition. 9 (28-Dec-2013) resize2fs: Bad magic number in super-block while trying to open /dev/root_vg /root Couldn't find valid filesystem superblock. sudo sync /dev/sdc. Apr 06, 2018 · fdisk /dev/sdc Use n to create new partition like below. 0166-RHBZ-1323429-dont-allow-new-wwid. Once booted, make sure no partitions are mounted from the source hard drive disk. Oct 25, 2019 · The partition /dev/sdc1 is mounted on /mnt/ssd and is on a non-rotating storage device. 3) /dev/sdc[1-3] => could not mount these device using the mount command. 42. Oct 22, 2015 · [root@asm-test-01 ~]# oracleasm createdisk ASM01 /dev/sdc1 Device "/dev/sdc1" is already labeled for ASM disk "" So it seems that the deletedisk we ran didn’t properly erase the header. As we can see in above output, before activating this swap partition total swap space was 1023996MiB which increased to 1535992MiB after activating this swap partition. 5 running with VMWare. For example, /dev/sda will be the first SATA/SCSI hard disk, /dev/sdb will be the second SATA/SCSI hard disk. Reason for TSG: Boot diagnostics screen shows VM booting into Emergency Mode Suggested Fix: 1) Before proceeding with Step 2 ensure you have an recovery VM located in the same Cloud Service, region and the same version (Or distribution) as the impacted VM. (Linux VM), /dev/sdb1 is the local temp disk. Confirm that the shared device names listed in /etc/sysconfig/sbd exist with the same device path on all nodes, and are the same physical media (ie confirm /dev/sdb1, /dev/sdc1 and /dev/sdd1 exist on all nodes and all nodes have the same device path for each. The RAID Level is 1. 04. Then plug it in again. If you are using an extended /dev/sda like in my case, you will need to reboot for the changes to be seen # fdisk -l To see the new partitions # pvdisplay View current physical volumes a. WDMyCloud:~# mkdir /var/media/Toshiba1T WDMyCloud:~# mount -t ntfs-3g / dev/sdb1 /var/media/Toshiba1T mount: unknown filesystem type 'ntfs-3g'  /dev/sdb1 - has /boot; /dev/sdb2 – has “VGrestore” VG with default install LV's. joshua@joshua-desktop:~$ sudo mkfs. $ sudo umount /dev/sdc1 Run fsck to repair the file system: $ sudo fsck -p /dev/sdc1. g. I only can use /dev/vda1 filesystem that have . and two devices are being used to create the RAID Array – sdc1 and sdd1. Logical volume root successfully resized 3) [root@oel7 ~]# resize2fs /dev/root_vg/root resize2fs 1. Sync all mounted file systems on device /dev/sdc. Any mirrors, snapshots and their origins are left unchanged. d/oracleasm querydisk -d /dev/sde1 The remaining disks ("/dev/sdc" and "/dev/sdd") must be partitioned in the same way. After that select p or e for creating a primary or extended file system. If other SCSI-like devices exist be sure to use the correct device node. If that doesn't work you can try with the mount auto option to see if it gets mounted but looking at your file output it could be just no  The second hard disk detected is named /dev/sdb , and so on. The -p option tells fsck to automatically repair any problems that can be safely fixed without user intervention. Here is a real-life example. To set up a partition called /dev/sdc1 as swap area: Make this file a swap file using the mkswap command. 8G 5 Extended. sync: Add input blocks with zeroes if there were any read errors, so data offsets stay in sync. You need to unmount them, and present them to ASM as raw devices. # vi /etc/rc. conv=noerror: Tell dd to continue operation, ignoring all read errors. bs=64k: Sets the block size to 64k. Make a vfat filesystem on the new partition by typing mkfs -t vfat /dev/sdc1 (assuming that /dev/sdc1 is the name of the new partition that you just created). 6. He posts photos at In Photos and can also be found on Google+ and Twitter . The first SCSI CD-ROM is named /dev/scd0, also known as /dev/sr0 . I know that /dev/sda is the raw device, and that /dev/sda1 is the partition or virtual device. Jul 27, 2009 · # resize2fs -Mp /dev/sdc1 # shrink the file system to min size # cfdisk /dev/sdc # delete all partitions # create new 1000MB partition at start # resize2fs -p /dev/sdc1 # expand the file system to partition size Finalising the loopback image Now we can copy off the 1GB image and loopback mount it like: May 22, 2017 · From the listing of the command from above, I am using sdc1 and sdd1. Jan 26, 2018 · sudo mkfs. Step 2 : Format USB in Linux Whenever you mount USB in Ubuntu, it will automatically mount to the system. In this example, the disk is /dev/sdc, and its the first partition on that disk. 3G 13G 26% /data You can also run ‘fuser’ command on the partition to see what processes are accessing the device. The second command goes over the damaged filesystem again, and makes three retries to copy everything. You will notice DataLV uses / dev /sdb1 and / dev /sdc1. /dev/sda1 is the first partition of the first drive. Stephen Glasskeys is a blogger and blog watcher, writer and developer. Alternatively, you can combine with the -A flag to scan all filesystems of the specific type: Jun 17, 2019 · SDC1 syndecan 1 [ (human)] Summary. Software RAID on Red Hat Enterprise Linux® v6 Installation, Migration and Recovery . Replace sdc1 with the relevent disk and partition that you want to format. # /sbin/partprobe /dev/sdc1 # /sbin/partprobe /dev/sdd1 # /sbin/partprobe /dev/sde1 # /sbin/partprobe /dev/sdf1; Run the command udevtest (/sbin/udevtest) to test the UDEV rules configuration you have created. # swapon /dev/sdc1 The HDD is formatted in FAT32, Windows recognizes it correctly. The raid role numbers [#] following each device indicate its role, or function, within the raid set. Well --- it depends. UDEV SCSI Rules Configuration In Oracle Linux 5, 6 and 7. The output should indicate that the devices are available and the rules are applied as expected. fat 4. /dev is a very special folder and you are not supposed to create anything in it. Then mount the /dev/sdc1 on it, modify the permission on /etc/passwd, A typical PC has two IDE controllers, each of which can have two drives connected to it. The above command tells dd to use /dev/sdb1 as input file and write it to output file /dev/sdc1. It looks as though you have formatted /dev/sdb1, /dev/sdc1, and /dev/sdd1 with ext3 and have then mounted them on two machines. ie we may be accessing disk via /dev/sdc1 today and tomorrow could change to sdb1 if we were to remove a device and reboot the system. May 06, 2015 · echo "2048,100M" | . It would be advisable to target a correct drive. Complete these tasks to create device path persistence manually for Oracle ASM. yet if I run mke2fs /dev/sda1 it formats the drive no issue mkfs -t ext4 -L rootfs /dev/sda1 also has no issues Jul 13, 2016 · The /dev/sd* and /dev/hd* disk identifiers will not necessarily be consistent between boots, which means there is some danger of partitioning or formatting the wrong disk if you do not verify the disk identifier correctly. NOTE: The other details will also apply, meaning, if it’s an XFS partition you might need to use the -o nouuid and so on. 13 Nov 2019 Device Boot Start End Blocks Id System /dev/sdc1 2048 937703087 468850520 83 Linux. 22 Mar 2013 Once ready, take a note of the block device name of the partition you intent to mount. 9-34. Now, the example has determined the drive / dev / sdc1 is a 16GB USB attached. Device-mapper-multipathing won't hide the individual /dev/sd* paths for multipathed devices: you might sometimes need them for e. マウントする マウントしたいデバイスがどれか確認できたのでマウントする。 $ cd /mnt $ sudo mkdir pnfu3 $ sudo mount -t ext2 /dev/sdc1 /mnt/pnfu3 Sep 23, 2007 · cannot create directory `/dev/sdc1'. If you unplugged an hdd, you should also umount all filesystem from this disk before. From EMAC Wiki 0x00090707 Device Boot Start End Blocks Id System /dev/sdc1 62 7831151 3915545 83 Linux developer@ Aug 09, 2017 · How to Make GPT Partition Table and Create Partitions with parted on Linux tagged cfdisk, Command line, fdisk, Hard disk, Howto, Linux, parted, RAID, Software, Tutorial. # pvcreate /dev/sdc1 Above output shows only two Physical volumes, Below output, is after creating new physical volume showing three PVs. The protein encoded by this gene is a transmembrane (type I) heparan sulfate proteoglycan and is a member of the syndecan proteoglycan family. joshua@joshua-desktop:~$ sudo umount / dev / sdc? Enter the following command to format as FAT. Each swap area has a priority, either high or low. Algorithm 2 shows it is a write algorithm pattern, which is "left disk to right disk" writing across the array. Sync the file /var/log/syslog. May 23, 2013 · Hi and thank you! I tried your suggestion and received this: # mount -t ext4 /dev/sdc1 /backup mount: wrong fs type, bad option, bad superblock on /dev/sdc1, or too many mounted file systems Aug 23, 2014 · /dev/sdc1 is apparently in use by the system; will not make a filesystem here! August 23, 2014. Legal Disclaimer: Products sold prior to the November 1, 2015 separation of Hewlett-Packard Company into Hewlett Packard Enterprise Company and HP Inc. See the following web page on preparation (but not for mdadm,  during the boot I get the error "special device /dev/sdb1 does not exist" but after login I can mount it manually without problem, and it works  9 Oct 2019 [/sbin/fsck. $ findmnt /dev/sdc1 <empty> Removing entries from the fstab file Even if you unmount drives, they will be remounted (or at least the kernel will try to remount them) at the boot time. Modern Classic Recommended for you Mar 28, 2017 · / dev / sdb1 1 104433 838858041 83 Linux In above example you can print current partition table of disk using “p” option under fdisk menu. patch 0168-RHBZ-1347769-shared-lock. Dec 04, 2016 · Wrong permissions on files in Ubuntu 16. In this case I'm using /dev/sda1 which is the operating system, /dev/sdb1 which is the database drive, and /dev/sdc1 which is the backup drive. Sync the file system on mounted partition /dev/sdc1. Step 2: Install mdadm mdadm is used for managing MD (multiple devices) devices, also known as Linux software RAID. Similarly, /dev/sda1 is the first partition of the first hard drive. In this example, /dev/sdb1 and /dev/sdc1 are member disks of the RAID-1 at /dev/md0: IMPORTANT NOTE: RAID-1 arrays should contain member disks that have partitions of the same size. A Btrfs filesystem can be created on top of many devices, and more devices can be added after the FS has been created. An important thing to note is that fsck cannot be used on a mounted partition. sudo mkdir /mnt/usb sudo mount /dev/sdc1 /mnt/usb /dev/sdc is in this case the USB drive and 1 is the first partition. The Problem. You can't do that, because ext3 is not a custerable file system. Also write these lines to rc. The sd* device refers to SCSI or SATA disks on your system. 38 (30-Jun-2005) /dev/sdd1 is apparently in use by the system; will not make a filesystem here! but when I try to make file system on /dev/dm-1 it works following the output of 'fdisk -l' Disk /dev/sda: 250. Follow Jan 06, 2014 · sudo echo /dev/sdc1 > /sys/fs/bcache/register Once the backing device is registered, it will show up in /dev in the form of /dev/bcacheX (Where X is a number – such as /dev/bcache0). Among its related pathways are MET promotes cell motility and Metabolism of fat-soluble vitamins. It only takes a minute or two. By default, metadata will be mirrored across two devices and data will be striped across all of the devices present. There is no guarantee that /dev/sdb1 will always be /dev/sdb1. The following command moves all extents allocated to to the physical volume /dev/sdc1 over to /dev/sdf1 in the background. fsck /dev/sdc1 it should find bad sectors of the drive and correct them where possible. Take a look in it and you will see that sda and sdb are not folders but some strange kind of files. You can use 128k or any other value. sudo sync -f /var Using RAID with btrfs and recovering from broken disks Btrfs (pronounced Better FS ) is a relatively new filesystem that operates on the copy-on-write principle (abbreviated COW, which stems a more friendly pronunciation for btrfs: Butter FS ). Diseases associated with SDC1 include Mucinous Bronchioloalveolar Adenocarcinoma and Granulomatous Endometritis. This additional 511996MiB swap space came from new swap partition (/dev/sdc1) which can also be verified with swapon –s command. Solution 2: Format USB Drive via the Disks Utility If you have an advanced layer of Ubuntu or Fedora over the Linux kernel, then you can also use its graphic user interface to format a USB drive. local. Let’s create partitions on these two drives using ‘fdisk‘ command and change the type to raid during partition creation. 8 Dec 2011 On a modern system, a partition device will only appear if the partition actually exists. patch Package was built with edited spec file, new rpms were force installed (minus the debug package), and the system was rebooted. Mar 16, 2012 · Hi, no it's an User-bug. may have older product names and model numbers that differ from current models. As we are creating first partition, so we can use p (primary). for a NTFS formatted USB drive sudo mkdir /mnt/usb sudo mount /dev/sdc1 /mnt/usb -t ntfs-3g /dev/sdc is in this case the USB drive and 1 is the first partition. a. 12 (29-Aug-2014) The file /dev/sda1 does not exist and no size was specified. Today, I was going to make a file system partition; an ext4 partition to be exact. Here we will show you a few commands and explain the steps. You can boot from a live cd. 3. The syndecan-1 core protein consists of an extracellular domain which can be substituted with heparan sulfate and chondroitin sulfate glycosaminoglycan chains, a highly conserved transmembrane domain, and a highly conserved cytoplasmic domain, which contains two constant regions that are separated by a variable region. Dec 23, 2019 · Please note that the “/dev/sdc1” identifier can be replaced by the one in your Linux system for the connected USB drive. x. Oct 13, 2016 · Start by taking the drive label that was found earlier with the lsblk command, and apply the same logic (remember that /dev/sdc1 is a partition, and /dev/sdc is an entire device). sudo sync /dev/sdc1. On existing systems (single instance or clustered), to obtain current mount paths, run the command scsi_id (/sbin/scsi_id) on storage devices on a server to obtain their unique device identifiers. I've searched high and low, but what I find is either: install live on memory stick ( This means we will make the RAID array /dev/md0 from the partitions /dev/sdb1 + /dev/sdc1, and the RAID array /dev/md1 from the partitions /dev/sdd1 +  Thereafter, it stands to reason that Grub entries would need to be revised so that a system, that was originally installed on /dev/sdb1, would now  For md RAID arrays here is only a need for a single partition (ie, number 1, as in / dev/sdc1). The partition /dev/sdc1 is mounted on /mnt/ssd and is on a non-rotating  Manual workaround for issue loading drivers on RHEL 7. # mkswap /dev/sdc1 Setting up swapspace version 1, size = 1073737 kB ; Enable the newly created swap file using the swapon command. I have a virtual box with RHEL 7 and I am configuring ASM diskgroups. But it is quite possible to create that folder - just tested. Or use Gparted, there is lesser amount of risk involved with it. What is the reason that the temp disk is automatically mounted to /mnt, and is it possible to change the mount point of /dev/sdb1? edit: This is how the fstab looks after installing, so i cant see how to change the mount point of /dev/sdb1 can't fsck due to "/dev/sdc1 is in use" by kronos » Sat Apr 12, 2014 4:53 pm Previously never had this problem but just updated the system (via pacman) and dmesg tells me that it is time to fsck one of my attached usb hard drives (sdc1). To move all Physical Extents that are used by simple Logical Volumes on /dev/sdb1 to free Physical Extents elsewhere in the Volume Group use: pvmove /dev/sdb1. In the Master Boot Record (MBR) partitioning system used on most Linux computers, an extended partition serves as a placeholder for one or more The partitions are listed under each drive and show up as /dev/sdb1 and /dev/sdc1. SDC1 (Syndecan 1) is a Protein Coding gene. ext3 /dev/sdd1 mke2fs 1. In other words, one device cannot be /dev/sdc1 on node1 and /dev/sdf1 on node2). An “Extended” partition is basically a container and it can not hold a filesystem. pvmove -n MyLV /dev/sdc1 Since the pvmove command can take a long time to execute, you may want to run the command in the background to avoid display of progress updates in the foreground. On your case, I'm pretty sure your operating system runs on /dev/sda, so please don't wipe that. k. we’re using minimum two partitions /dev/sdc1 and /dev/sdb1 for creating RAID1. 3. Assuming /var/lib/mysql is a directory, sync it and all the files and subdirectories it contains. Apr 03, 2018 · For example, to set /dev/sdc1‘s priority to 0: You can also put one entry into the /etc/fstab to make it take effect each time Linux reboots: You can set 2 swap partions to have the same priority, pages are allocated on a round-robin basis between them. Oct 17, 2018 · Mount the filesystem "/dev/sdc1" to this "TestDrive" directory "sudo mount /dev/sdc1 TestDrive" if we see "lost+found" in your list of items in "TestDrive" then your disk is successfully mounted!! To test this we can create a directory inside it; The additional disk is attached and mounted to a Virtual Machine. To make the change permanent, you need to edit (as root with sudo) /boot/grub/grub. 1 (2017-01-24) Eject and insert again the SD card. yet if I run mke2fs /dev/sda1 it formats the drive no issue mkfs -t ext4 -L rootfs /dev/sda1 also has no issues Jul 19, 2019 · Create the new Physical Volume using /dev/sdc1 partitioned disk. Unmount the USB drive before you unplug it. chown oracle:oinstall /dev/sdb1 /dev/sdc1 1 10240 10485744 83 Linux To tell the kernel to re-read the partition table, either reboot the system or use the partprobe command: # partprobe /dev/sdc If successful, this command will not display any output 2. The max data on RAID-1 can be stored to size of smallest disk in RAID array. GNU ddrescue is the premium tool for copying dying hard drives, and any block device such as CDs, DVDs, USB sticks, Compact Flash, SD cards — anything … Attempting to isolate this further, through loosely followed bisection of the patches, I was able to narrow things down to a few patches. dd if=/dev/zero of=swapfile bs=1024 count=65536. /dev/sdc1 will be checked for errors at next reboot *** gjw@belinos:~$ sudo dumpe2fs -h /dev/sdc1 | grep -i mount dumpe2fs 1. Aug 16, 2016 · mount /dev/sdc2 /rescue mount /dev/sdc1 /rescue/boot. as root partition is not a ext* partiton so , you resize2fs will not work for you. View Archive → Sep 17, 2010 · Device "/dev/sdc1" is marked an ASM disk with the label "DISK2" [root@rac2 ~]# /etc/init. Note that a swap file must not contain any holes (so, using cp to create the file, for example, is not acceptable). Re: /dev/sdc1/ does not exist!!! You can edit the boot parameters on-the-fly using the techniques described here . November 2010 . RAID-1 is also known as striping. cfg. Pay attetion to the details. The partitions on each SCSI disk are represented by appending a decimal number to the disk name: sda1 and sda2 represent the first and second partitions of the first SCSI disk drive in your system. sudo umount /dev/sdc1 /datadrive Detach a data disk using Azure CLI This example detaches the myDataDisk disk from VM named myVM in myResourceGroup. mdadm --detail /dev/md0 OR mdadm --detail /dev/md127 From the above pictures, you should get the more or less understand that raid1 have been created and using /dev/sdb1 and /dev/sdc1 partitions and also you can see the status as re-syncing. Those keys are stored in a so called “Key Slot”. e2fsck: Cannot continue, aborting. This will add the new physical volume to the existing volume group. LVM Mirroring - Mirror From Existing Volume Note: Some columns were removed from the above output. Jun 10, 2019 · Create Software RAID 1 without Spare Disk. Ensure that the entry for the new filesystem and hard disk is recorded inside /etc/fstab so that it will mount automatically on system startup. Examples mkswap /dev/sdc1. RAID-1 required minimum two disks. 2) /dev/sdb1 => is an ext2 file system. Sep 20, 2017 · /dev/sdc,<- SDC, in this case stands for the entire hard drive. If a disk dies, the array dies with it. Microsoft Azure > Azure Virtual Machines. sudo sync /var/log/syslog. Any thoughts on why the system keeps saying the partition is in use? i have tried fuser -ck /dev/sdc1 and still im unable to mount it, also i partioned once sdc as a lvm and tried to create a pv with sdc and has a similar message to format one: Can't open /dev/sdc1 exclusively. You cannot format any drive on mounted Linux systems. pv # pvcreate /dev/sda3 Allow Linux OS to use the new partition in LVM # pvdisplay See the new pv /dev/sda3 Sep 26, 2016 · Enter your email address to follow this blog and receive notifications of new posts by email. Dec 14, 2018 · Your device is listed in the partitions table as /dev/sda, /dev/sdb and so on. Unmount the partitions for the SD card. And Enter the command below to check if the SD card is mounted well and the partition is FAT. ELsmp # Dec 18, 2018 · First list the these partitions using the fdisk command as shown. /dev/sda is the first hard drive, /dev/sdb is the second etc. You can even copy Windows and Mac OS X storage devices because GNU ddrescue operates at the block level, rather than the filesystem level, so it doesn’t matter what filesystem is on the device. This increased swap space will be available only for this session. The partition sdc1 you defined as “Extended”. When I try to mount it in /dev/sda1 it prompts me: mount: special device /dev/sda1 does not exists. There is no guarantee that /dev/sdb1 will always be /dev/sdb1 . Learn essential swap space management tasks including what swap space is and how swap space is used in Linux. Nov 07, 2015 · # dd if=/dev/zero of=/dev/sda bs=512 count=10000. In this article we are using CentOS 6. Simply select the partition(s) of the particular drive(s) that you want mounted and click the "change" button. diagnosing failures on a specific path. The first SCSI If the sda drive has 3 partitions on it, these will be named sda1 , sda2 , and sda3 . :-) How do I resize the existing /dev/sda1 ? Can I do so without destroying its  24 Sep 2015 mkfs -t ext3 /dev/sdc1; Create a new temporary directory under the root directory by running this command: mkdir /tmp/db; Mount the new disk to  12 Nov 2011 /dev/sda /dev/sda2 /dev/sdb1 /dev/sg1 /dev/snapshot /dev/stdin /dev/systty now , if you try ls /dev/s* , there will be /dev/sdc1 partition available:. Now we need to configure the fstab file so that these devices are mounted each time the computer is started up. To format a USB drive, most of the users prefer VFAT and NTFS file systems because they can be easily used on the Windows operating system. The next and final (phew!) step is to format the USB drive. You can write to these devices directly (using cat or dd). - use mkfs /dev/sdc1 to build a new filesystem of the type you choose on the partition *** - mount /dev/sdc1 and copy the data back *** Be very careful in these steps - typos (eg /dev/sda instead of /dev/sdc) can potentially make your machine non-bootable. Nov 12, 2019 · sudo fsck -p /dev/sdc1 The -p option tells fsck to automatically repair any problems that can be safely fixed without user intervention. To clone /dev/sdc1 to /dev/sdd1, enter: can't fsck due to "/dev/sdc1 is in use" by kronos » Sat Apr 12, 2014 4:53 pm Previously never had this problem but just updated the system (via pacman) and dmesg tells me that it is time to fsck one of my attached usb hard drives (sdc1). # df -hP Filesystem Size Used Avail Use% Mounted on /dev/mapper/vg1-lv1 17G 4. Now clone a partition /dev/sdb1/ to /dev/sdc1 using the following dd command. Important This article assumes that the /dev/sdc device node corresponds to the USB drive. Step 2: in the terminal, make a folder on your file system where you’d like to mount the partition. The command is as follows: sudo mdadm --create /dev/md0 --level=1 --raid-devices=2 /dev/sdc1 /dev/sdd1 --verbose The command creates (--create) a RAID Array called md0. # mount /dev/sda6 /mydata -r # mount | grep /mydata /dev/sda6 on /mydata type ext4 (ro) ext3 and ext4 filesystem would still allow you to do write operation when the filesystem is dirty. It must exist when the command is executed. For example, /dev/hda is the first drive (master) on the first IDE controller and /dev/hdd is the second (slave) drive on the second controller (the fourth IDE drive in the computer). For example in our case that will be /dev/sdc1 with FAT32  Hi all. The ext4 filesystem is known as the forth extended filesystem, and is the default file system on many Linux distributions. On a disk with an MBR partition table, partition numbers 1  e2fsck 1. Prepares the partition /dev/sdc1, setting it up for use as a swap partition. As sdc1 is still the extended partition, the logical partition should be created– Command (m for help): n All space for primary partitions is in use. Depending on the order of how you connected the hard drives to your motherboard, it may change. The following article looks at the Recovery and Resync operations of the Linux Software RAID tools mdadm more closely. /dev/sda1: Inodes that were part of a  25 Oct 2019 The first one, /dev/sda , is mounted at the root of the file system, / . Mar 02, 2017 · When you rescue your data from a dying hard drive, time is of the essence. Dec 18, 2018 · Now clone a partition /dev/sdb1/ to /dev/sdc1 using the following dd command. Enter your Linux password and press enter. Syndecan 1 is a protein which in humans is encoded by the SDC1 gene. vfat /dev/sdc1 Format with NTFS File System sudo mkfs. The first command copies as much as possible, without retries. Now we have successfully created partition /dev/sdc1 in hard-drive /dev/sdc. Determine your kernel version using the following command as the root user. So, you may have to use “ro,noload” to prevent these kind of write operation. The first thing you will want to do is look and see when the last time the disk(s) were checked for consistency to ensure the filesystem is not corrupt. Mar 02, 2017 · Let’s say that GNU ddrescue is on /dev/sda1, the damaged drive is /dev/sdb1, and we are copying it to /dev/sdc1. Once you create the physical volume, you can create the volume group (VG) from these physical volumes (PV). To do so: pause or shutdown the machine, then create a snapshot. Hi guys , I was trying to add asm shared disks using udev in my Ol8 vm on virtualbox (to install Rac 19c ), but I am having a problem when running Mar 12, 2012 · # chmod 600 /dev/sdc1 # chmod 600 /dev/sdd1. When trying to re-add a device to a raid, you get the following message: # mdadm /dev/md2 --add /dev/sda1 mdadm: Cannot open /dev/sda1: Device or resource busy. Sep 02, 2013 · fsck -t ext4 / dev / sdc1 will scan the external drive only if it is in the ext4 format. Make sure to change according to your USB drive and check if it has been unmounted again with lsblk command. mkfs -t ext4 -q /dev/sdb1. Then, create a mount point for the new filesystem and mount the new file system: mkdir /newdisk mount /dev/sdb1 /newdisk. # uname -r 2. The longer it takes to copy your data, the more you risk losing. vfat -F 32 -n your_drive_name /dev/sdc1 make sure that which drive and partition you want to format, in this case it was /dev/sdc1 and change your_drive_name with any name of your choice. 2 that usually has 2 partitions setup. I have added two virtual disks as /dev/sdb … $ sudo cryptsetup -v luksOpen /dev/sdc1 sdc1crypt Enter passphrase for /dev/sdc1: SecurePassword! Key slot 0 unlocked. # fdisk /dev/sdb Unable to open /dev/sdb There is no /dev/sdb or /dev/sdb1. If you have nfs installed and active, adding an entry to /etc/exports will make them available for mounting via nfs. The syndecans mediate cell binding, cell signaling, and cytoskeletal organization and syndecan receptors are required for internalization of the HIV-1 tat protein. "umount /dev/sdc1 ". Whereas the mdstat command indicates that the device is inactive. If you do so, there is a high server1:~# vgcreate fileserver /dev/sdb1 /dev/sdc1 /dev/sdd1 /dev/sde1 Volume group "fileserver" successfully created Next we create our logical volumes share (40GB), backup (5GB), and media (1GB) in the volume group fileserver . fsck / dev / sda1. Dec 21, 2019 · Now we have two raid devices /dev/sdb1 and /dev/sdc1. sudo sync /var/lib/mysql. Power down the disk or unplug it from the USB. Re: mkdosfs: /dev/sdb1 contains a mounted file system[SOLVED] Do you have any automounting tools running? As the device previously contained a filesystem, it is possible that after gparted creates the partition (presumably with the same location) something mounts the partition. All looks good, now we will go ahead and WRITE it! 24 Dec 2016 The disk names in Linux are alphabetical. 2) Once mkfs. If it has just one big partition, it's partitioned anyway. All seems well. If you do not, create that new machine now. I also tried adding /dev/sda1 /mnt/usb vfat uid=pi,gid=pi 0 0 to my /etc/fstab. /dev/sdc1 <- stands for partition 1 on /dev/sdc . Aug 21, 2016 · of=/dev/file: Output device/file. This will check the sda1 partition. The mount point becomes the root directory of the device's file system. Dec 14, 2013 · The Original IBM PC 5150 - the story of the world's most influential computer - Duration: 27:28. You can see there is one primary partition detected using fdisk. I have 2 identical Toshiba Satellite Pro laptops both with 750GB hard drives in them both set up identiacly with Win 7 and Mint 18. Before we configure ASM diskgroups, we need to have disks/partitions available… Loading Linux Images to a Compact Flash Disk. ext4 (1) — /] fsck. Remember that you can’t create more than 4 primary partitions. Join 36 other followers. # mdadm --add /dev/md0 /dev/sdc1 mdadm: added /dev/sdc1 /dev/sdc1 /testmount ext4 defaults 0 0 **If a device was remove and then reboot system, it can change the device file which we use to access it. This command will unmount the USB drive partition from the device. May 23, 2013 · Hi and thank you! I tried your suggestion and received this: # mount -t ext4 /dev/sdc1 /backup mount: wrong fs type, bad option, bad superblock on /dev/sdc1, or too many mounted file systems Therefore, the next command I will type is “ sudo umount / dev / sdc1”. This is not what you normally want, so you'll want to use a multipathing solution in this case. if the latter did not work, this may bring forth more information about the bad blocks: # pvcreate /dev/sdc1 /dev/sdd1 /dev/sde1 Create Volume Group: Volume group is collection of physical volumes. 15 Apr 2017 Try running fsck -N /dev/sdc1. ==Header on disk /dev/sdb1 is dumped Resolution Check the health of the disks with SBD partitions and increase the watchdog timeout value and/or add SBD partitions. A simple partprobe or kpartx -u /dev/sdb1 (/dev/sdb1 is the new partition number to load into partition table) should be enough. Multiple devices . In order to remove a disk, you must first move the extents on the LVM physical volume to a different disk or set of disks. /dev/sde1 is device 0 /dev/sdf1 is device 4 /dev/sdb1 is device 5 /dev/sdd1 is device 2 /dev/sdc1 is device 1 The order in which the devices appear in this line means nothing. then follow these instructions . Additionally, a specific destination device /dev/sdc1 can be specified like this: pvmove /dev/sdb1 /dev/sdc1 Sep 12, 2015 · These are /dev/sdc1, /dev/sde1 and /dev/sdd1, with a 64k "chunk" size or write size. 13 (17-May-2015) /dev/sdc1 is in use. You can add an entry to /etc/fstab so the the drives are mounted at startup. Partprobe: part probe command informs the OS kernel to re read the partitions in hard drive. d/oracleasm querydisk -d /dev/sdd1 Device "/dev/sdd1" is marked an ASM disk with the label "DISK3" [root@rac2 ~]# /etc/init. In my case a regular JBOD-drive really appears as /dev/sda on the Linux-side. And stopping iscsi is the "pwer off" method, if you tried to logout to the iscsi-session you will get an messages, that the session is still in use?! Most of the time this message occurs after one partition and you do not reread device partition table which was already loaded. But I'm a little confused as to why the sda# only comes up some of the time, or only on certain syste Jan 29, 2015 · Please support me Name Sandeep Kumar Tiwari Punjab National Bank A/C 8709000100013988 IFSC CODE: PUNB0870900 can't mount or even boot my windows disk after I This command connects the device /dev/cdrom (the CD ROM drive) to the directory /mnt/cdrom so you can access the files and directories on the CD ROM disk under the /mnt/cdrom directory, which is called the mount point. You can see that all three disks are present and in sync. You can mount the partitions (assuming that they contain file systems) by executing "mount /dev/sdb1 /mnt/d1" as root (and the same for /dev/sdc1). Using these /dev/sd* devices means you're using that LUN using that one specific path only. Make sure you get the drive and partition correct or you may wipe something that you dont want to. /dev/sdc1 2048 490234751 490232704 233. Command successful. # fuser -m -v /dev/sdd1 This example shows how you can remove a disk from an existing logical volume, either to replace the disk or to use the disk as part of a different volume. fdisk finds only /dev/mmcblk0p1 and /dev/mmcblk0p2. Jul 18, 2016 · This is a small article on using UDev on RHEL 7. This example shows that partitions exist on the disk: One (/dev/sdc1) is a primary Linux partition, another (/dev/sdc2) is an extended partition, and the third (/dev/sdc5) is a logical Linux partition. root@sysresccd /etc % mount udev on /dev type devtmpfs  If you understand the title then you know what I want to do here. patch 0167-RHBZ-1335176-fix-show-cmds. The registering can either be done manually (you’d have to re-register each time you reboot), or you can set it for auto-register with an init script. ext4 -a /dev/sda1 /dev/sda1 contains a file system with errors, check forced. partprobe or kpartx -u /dev/sdb1. This occurs for any USB drive I try, and they all mount fine on other Linux machines. ASMLib Installation. Major data loss could occur if the wrong device node is selected! Create a FAT16 partition on the USB drive and mark it bootable using fdisk. local file to apply on reboot process. fdisk /dev/sdc1 . To add the new hard drive to a volume group you just need to know what your new partition is, /dev/sdc1 in our case, and the name of the volume group you want to add it to. # dd if=/dev/sdb1 of=/dev/sdc1 The above command tells dd to use /dev/sdb1 as input file and write it to output file /dev/sdc1. ntfs /dev/sdc1 Aug 21, 2016 · To clone /dev/sdc1 to /dev/sdd1, enter: # dd if=/dev/sdc1 of=/dev/sdd1 bs=128K conv=noerror,sync Sample outputs: 15874+0 records in 15873+0 records out 1040252928 bytes transferred in 3. Donncha Ó Caoimh is a software developer at Automattic and WordPress plugin developer. so I used the command file -sL /dev/sdc[1-3] to identify the file system type for the device. Full-time fan of funny people, dogs & coffee. However, since raiddev /dev/md0 raid-level linear nr-raid-disks 2 chunk-size 32 persistent-superblock 1 device /dev/sdb6 raid-disk 0 device /dev/sdc5 raid-disk 1 Spare-disks are not supported here. # vgcreate vg_tech /dev/sdc1 Similarly, /dev/sda1 is the first partition of the first hard drive. Volume groups are nothing but a pool of storage that consists of one or more physical volumes. dev sdc1