Questions tagged [unmount]

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mount says already mounted; umount says not mounted

My Linux server (Centos 7.5) is in a strange state with USB drives. When I try to mount a partition on a USB drive to a newly created mount point I get the error mount: /dev/sdd1 is already mounted ...
Robert Newton's user avatar
2 votes
0 answers
50 views

Windows directories keeps getting unmounted on two identical Red Hat servers

Was refered here by the kind people at stack overflow. We have a pretty severe problem at my research center. I have, together with IT, set up an infrastructure like this: Users use their laptops at ...
Robin's user avatar
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1 vote
1 answer
2k views

Linux mountpoint can not be unmounted no matter what?

I have a mount point in Linux that does not show any open files in lsof or fuser. The mount point was exported in NFS, but is no longer exported, and there are no more files or directories in the ...
user1955162's user avatar
1 vote
0 answers
288 views

dmcache - is removing cache device without suspending safe?

I'm using plain dmcache for SSD cache - unmount procedure goes this way: umount fs suspend cache device remove cache device close lvm close LUKS shutdown However sometimes dmsetup doesn't allow me ...
Lapsio's user avatar
  • 363
1 vote
1 answer
307 views

Spontaneously unmounting NFS exports and nicstat network activity

We have one server which exports two partitions which are massive (one is 61 TB, the other is 28 TB), and we have a lot of users reading and writing to these when mounted on another machine. We have ...
CptSupermrkt's user avatar
0 votes
0 answers
805 views

Samba file lock prevents media unmount

I have a small server with a samba share that sometimes I use to share removable disks connected in the hot swap bays. After mounting a disk and accessing it, I try to unmount it, but umount refuses (...
Alessandro Campolo's user avatar
0 votes
1 answer
276 views

Ways to debug root partition not unmounted on reboot

I have a problem where every time I reboot a Linux system (Ubuntu-based), the root filesystem is not unmounted successfully. Doing a fsck after a reboot results in output like: Recovering journal [...]...
Andrey W.'s user avatar
  • 101
0 votes
1 answer
603 views

How do I resolve this LVM issue in Ubuntu on a USB External Drive?

I'll try to be brief and succinct. I recently wiped my Ubuntu server and re-installed 20.04 on an older Proliant DL360. This system had two seagate external USB drives attached to it which store a ...
Jon Griffith's user avatar
0 votes
1 answer
72 views

Migrate over 1 million file with ~150 GB from 1 server to another

Tell me Guys, how would you transfer more than one million files, witch have a summarized size of about 150 GB from A servers (KVM) VM to another (let's call it B, XenCenter) servers other VM in ...
Bert's user avatar
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