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Questions tagged [dev]

20 questions
31
votes
3 answers

Did a cat /dev/urandom - Broken terminal

Out of curiosity, when your shell character set breaks from doing something like cat /dev/urandom is there a way to fix that in place?
Pedro Montoto García
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4
votes
1 answer

Why is my HDD partition a character special device?

I have a bunch of old 1T disks with an mdadm array on them. They had been out of commission for awhile, but yesterday I slotted them into a server running an up to date Debian Jessie. Eventually I got the array back together, but two drives refused…
ACK_stoverflow
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4
votes
1 answer

SLES Devel Packages?

It seems SLES 11.2 (and OpenSUSE) are missing many devel (dev) packages common in other distros such as Ubuntu Server or CentOS. I understand that packages / deps may be wrapped up in other-named SLES packages, but it's difficult to track down,…
Jason Caldwell
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3
votes
1 answer

Is /dev in linux virtual?

Today at work a client had rm -rf /dev and ended up deleting two files in /dev/shm that forced his site to no longer work. From what I learned previously /dev is not virtual, but a fellow technician had suggested to reboot the server because /dev is…
user101130
3
votes
1 answer

lsscsi finds sas device but none is listed in /dev

I have a server with 2 internal disks with Adaptec hardware RAID and an external disk box connected via SAS. lsscsi finds all the devices: # lsscsi [0:0:0:0] disk Adaptec System V1.0 /dev/sda [0:1:0:0] disk WDC …
Ole Tange
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2
votes
1 answer

OpenBSD disk devices prefixes

Under OpenBSD, /dev/rsd0a means: raw access to the first, or root, slice (a) of the first (0) SCSI (sd) disk r says that the device is accessed in raw, character mode instead of the standard block access. Are there other known special prefixes…
Penegal
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1
vote
0 answers

how to manage Multiple User Acceptance Tests at once

Our current setup has the following environments: development testing staging production We are finding that things are being held back at the testing phase due to UAT taking longer than expected due to time available of the user. I was thinking…
David
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1
vote
0 answers

Accidentally moved /bin, /boot, /dev and /etc folders

So as I was installing a new website, I incorrectly entered: mv wordpress /* . The space between "wordress" and "/*" was unitentional. Folders affected were: /bin /boot /dev /etc I Ctrl + C'd quit before it got any further forward. Since then I…
Glenn Cooper
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1
vote
2 answers

Mount /dev/shm in FreeBSD jail

I would like to mount /dev/shm in a freebsd jail. Every time I attempt to, I get these errors: [root@gaming /]# mount -t tmpfs tmpfs /dev/shm mount: /dev/shm: No such file or directory [root@gaming /]# touch /dev/shm touch: /dev/shm: Operation not…
brendan
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1
vote
1 answer

How to connect a /dev USB modem in an LXC container?

I've been struggling with various tutorials to hook up my /dev/ttyACM0 in a lxc container. Basically I've tried adding the following line in my lxc config : lxc.cgroup.devices.allow = c 166:* rwm And the following one too (both with relative and…
Cerber
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1
vote
2 answers

how to enlarge disk space on /dev/xvde1 for AWS ec2 instance?

I created an EC2 instance with type of m1.small and later found it's lack of space. I then stop the instance and change the type to m1.xlarge. However, I have no luck on getting more space. df -a shows as below: Filesystem 1K-blocks …
Catherine Dai
1
vote
0 answers

I/O error on non-existent device?

Getting the following in /var/log/messages: Sep 17 10:38:53 server1 kernel: end_request: I/O error, dev sde, sector 0 Sep 17 10:38:53 server1 kernel: end_request: I/O error, dev sde, sector 63 Sep 17 10:38:53 server1 kernel: end_request: I/O error,…
prl77
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0
votes
1 answer

Server space issue : how to merge drives

my server is having space issue below is what is see when using df -h, my space of /dev/m2 is getting fulled say 99% frequently and it causes issue with my sessions and all , i want merge /dev/m3 with /dev/m2 or is there way i can move code and all…
user1799722
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0
votes
2 answers

centos-7 missing /dev/net/tap

Going ls -l /dev/net shows the tun device (device 10,200) but there is no tap entry. Any ideas on how to get it working? find /dev -name \*tap\* finds nothing CentOS Linux release 7.1.1503 (Core) kernel 3.10.0-229.7.2.el7.x86_64
mrieker
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0
votes
0 answers

nginx rewrite or internal redirection cycle while internally redirecting to /index.html

I know this question has been posted many times, but even with the help of those answers, I can't seem to figure this out. I'm a freelance web developer and just started maintaining and administering an existing vBulletin forum site. The site has…
Kenny83
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1
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