Hi all, ive got a strange problem, i cant mkswap f devsda3, it tells me sda3 is busy. Device or resource busy makedev console c 5 1 root tty 0600. Im no longer using ubuntu so i forget what is available in the ubuntu 18. I then run mkswap to make a second swap partition the first is on sda. If all else fails then use xfburn and create a bootable dvd and install windows 10 from a dvd. Run this command to see if multipath has detected it. When using the screen tool you may be unable to start a screen session but instead encounter an error.
Install ubuntu on lvm partitions 5 minute read lvm logical volume manager is a great piece of software which allow you to deal with logical volumes. Ive tried formatting it as ext4 ane encrypting it from the command line. Actually i want to use this serial port for the serial communication and for that i executed this command. Sometimes i get device or resource busy error when the script tries to delete the files. Gnulinux is a free and open source software operating system for computers. Red hat 6 mkswap device or resource busy solutions. There is a list of distributions in which im sure that i have the special features i need. Device or resource busy maybe you have multipath enabled and the new device has been detected. The tool used in linux to create software raid is mdadm. Cant remove lv with dmsetup device or resource busy. Device or resource busy i have already tried the solutions that were listed for this problem, but no success. Sap tutorials programming scripts selected reading software quality.
Long shot, but do you have varhtml configured as a mount point for another filesystem. I dont really need to rm the folder, i just want to overwrite, but for some reason the dockerfile doesnt overwrite, the copy instruction just seems to. The cause of this issue can be that the devicemappermultipath or other. In this guide, we will cover how to add a swap file to an ubuntu 16. It didnt work, still see the output activating swap fail upon reboot. I have an issue when copying big amounts of files to the drive, commands as cp r. Linux mkswap command help and examples computer hope. Sometimes when i try to mount an external usb drive when booted natively, not through colinux i get dev device or resource busy, same as i. Youll then want to mount the devdrbd0 device at mntdrbd0. Swap space is a common aspect of computing today, regardless of operating system.
Stack overflow for teams is a private, secure spot for you and your coworkers to find and share information. Using lvm along with ext3 filesystem, you are allowed to extend the size of your logical drives which is pretty handy when running out of space. So i accidentally removed fedora os out of the root directory and put it in the opt directory. Versionrelease number of selected component if applicable. In trying to determine what might still be keeping a file open ive checked. The disk mirroring can be simulated in a software environment. This is after running mkswap c devhda3 where the current swap partition is and updating fstab. Often a more recent fedora release includes newer upstream software that. And when i am trying to create it again using mkswap. It copies some dozens of files and then starts sending messages device or resource busy dispos. Device boot start end blocks id system devsdb1 2048 4196351 2097152 83 linux. Learn more unable to claim usb interface device or resource busy.
Adding swap space to an attached volume via mkswap and. Device or resource busy same kind of situation with this. Device or resource busy while trying to open devmd0 filesystem mounted or opened exclusively by another program. Feb 17, 2011 ubuntu multimedia unable to open device devdsp device or resource busy apr, 2010 all my music editing software programs say, unable to open device devdsp.
How to get rid of device or resource busy during setup of loop device. I dont know, if its caused by qcow, or doesnt matter, so, in my case. To attach a volume to an existing aws instance, please visit aws. For me it is pretty good os, but when i checked the partition, i noticed that the swap partition on the off condition, so i tried to activate it, and then this message showed up. The above solution works when you are manually deleting the file. Free, libre and open source software floss means that everyone has the freedom to use it, see how it works, and change it. Even if i boot a live distro from usb, it tells me the same thing, and its not mounted either on the live distro. How to create swap from already created mount points unix. The problem occurred actually when i upgraded from ubuntu edgy 6. Unable to claim usb interface device or resource busy. The linux kernel does not look at partition ids, but many installation scripts will assume that. How to add swap on awsec2 linux instance written by rahul, updated on november 18, 2017. The reason why youre getting the device or resource busy error is because the device that youre trying to create the swap on is already.
Now after i verified that the vm actually did power up and is usable i went to delete the. The device argument will usually be a disk partition something like devsdb7 but can also be a file. Recently something changed, the temporary mount is busy and refuses to umount. I noticed when i boot up in gutsy, instead of devhda devices i have devsda.
Various scripts install and configure the vm prior to its first run. First of all, make sure mdadm is present in the linux box. The device argument will usually be a disk partition something like devhda4 or. Last night i got stoned, took all the vmlinuz files from my root directory and dumped them into my opt directory because i got the fedora logo confused with the firefox developer logo. The best way of creating a swap file is with the fallocate program. Device or resource busy this is from ane external usb hdd i use as a backup device. Device or resource busy while checking for online resizing support. I have seen other people have this problem due to kerneldevel packages not matching with the running kernel, but mine are matching. Run the command mkswap against the device partition created earlier using fdiskparted. Jan 30, 2014 first, thanks for this great software. It can use one or more dedicated swap partitions or a swap file on a regular filesystem or logical volume. How to force linux to unmount a filesystem reporting. I searched the forums for answers and have not found one that works. I changed the swap lines there is two lines for each device from uuid with the bunch of numbers for sda2.
Mkswap8 system administration mkswap8 name mkswap set up a linux swap area synopsis mkswap options device size description mkswap sets up a linux swap area on a device or in a file. But i have a python script that deletes the files automated process. Adding swap space to an attached volume via mkswap. Then drbd and udev will automatically make a devdrbd0 device.
Modify the etcfstab file to mount the new swap device. Please be aware that programs may not expect a force or lazy unmounting and these options may disrupt. Cant remove lv with dmsetup device or resource busy this is on openfiler which i believe is centos based. As part of an automated vm creation system a block device is mounted to a temporary folder tmpwhatever. It does sound like you have devsdb mounted at mntdrbd0. Sometimes when i try to mount an external usb drive when booted natively, not through colinux i get dev device or resource busy, same as i get with the swap. Unable to remove filesystem device or resource busy issue. Actually i want to use this serial port for the serial communication and for. Centos, debian, dmsetup, freebsd, mdadm, operating systems, oracle, soft, ubuntu procmdstat, cannot open, device or resource busy, dmsetup, mdadm, mdadm devmd1 manage add devsdb1, mdadm.
The tool you want is lsof, which stands for list open files it has a lot of options, so check the man page, but if you want to see all open files under a directory. Linux uses swap space to increase the amount of virtual memory available to a host. Jan 22, 2014 cannot change wlan network device interface settings iwconfig on the raspberrypi or your linux computer notebook, because it yields one of these lock errors due to busy device or resource. Optionally l can be used to set label on the swap partition. You need to sync out the block cache after the mkswap command. The mdadm utility can be used to create, manage, and monitor md multidisk arrays for software raid or multipath io. There are options of umount to detach a busy device immediately even if the device is busy.
We can check to see if our swap file is being used with free. This is because another user you initiated the current terminal you probably did a sudo su into the user you are now trying to run. However when i now issue mkswap on that partition i get a busy message. I tried both dkms and regular compilation methods and the result is the same. Open synaptic package manager or software manager software center and see if a live usb creator or image maker is available. Solve screen error cannot open your terminal devpts0. The operating system is a collection of the basic instructions that tell the electronic parts of the computer what to do and how to work.
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