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Ubuntu Cannot Open Master Raw Device

I wrote up my steps here: https://sites.google.com/site/nandydandyoracle/technologies/lxc/oracle-lxc-vlc ReplyLeave a Reply Cancel replyYour email address will not be published. I've never heard of Linux creating character device files for LVM volumes. Yes, it can! The first minor number (i.e. 0) is reserved as a control interface and is usually found at /dev/rawctl. http://bovbjerg.net/ubuntu-cannot/ubuntu-cannot-locate-a-core-keyboard-device.php

If it isn't then go to this link to find out how to get upstart installed and configured:http://upstart.ubuntu.com/getting-started.htmlOnce upstart is working, we put in the last piece of the puzzle. The pread(3) call (see man pread) combines a read() and an lseek() and can be useful with raw devices (ditto with pwrite() ). Remember, you heard it first here! It was written for Suse-Linux. https://forums.opensuse.org/showthread.php/411112-Cannot-open-master-raw-device-dev-rawctl-(No-such-file-or

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Quote: Cannot open master raw device '/dev/raw/rawctl' (No such file or directory) The document says it should be bound to numbered raw device. The install then runs very cleanly. Go to /etc and edit the "inittab" file there and change the part "h1:35:respawn…" to "h1:23:respawn…" This change is needed because active runlevels are 23 (the Debian/Ubuntu defaults) instead of 35 You can check if this module is loaded on your system using: Code: lsmod -a | grep raw It will display some 2-3 lines as follows (if module is loaded): Code:

udev strikesagain :(=arvi= [Original] [Print] [Top] « Previous thread non-functioning USB Printer on Mandrake 10.1 Mandrake Linux Discussions Page. 90 Next thread » Total newbie question A utility called raw (see man raw) can be used to bind a raw device to an existing block device. Because you don't need raw devices. https://ubuntuforums.org/showthread.php?t=1678583 Here is what they say about it in that link: Quote: Raw devices are character devices with major number 162.

Resources China Linux Forum(finished) Linux Forum(finished) FreeBSD China(finished) linuxforum.com LinuxForum General Chat Linux Advocacy LinuxForum Polls Introductions Linux Kernel Support Patch Management Development Release Linux Programming Linux Security Linux Software Linux I tried all options but does not work. 2) I would like to know how to check / access raw partitions from a different system within the network. Grégory Guillou15 Comments. An evil query for experts: Last year I posted a question on how to get started with the Logical Volume Manager.

usao View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by usao 07-21-2014, 03:59 PM #10 T3RM1NVT0R Senior Member Registered: Dec 2010 Location: http://www.linuxquestions.org/questions/centos-111/centos-6-5-raw-device-configuration-4175511755/ The fix for this is to first enter the command (as root): "modprobe raw". Advanced Search

Forum English Get Technical Help Here Hardware Cannot open master raw device '/dev/rawctl' (No such file or Welcome! usao View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by usao 07-21-2014, 04:39 PM #14 T3RM1NVT0R Senior Member Registered: Dec 2010 Location:

November 20, 2010 3:27 pm[…] http://www.pythian.com/news/810/howto-set-up-oracle-asm-on-ubuntu-gutsy-gibbon/ May 27, 2010 11:36 am David Waters This question may be better suited for http://serverfault.com/ which is a site dedicated to systems administration May 27, his comment is here BTW, it says nothing about raw volumes. You are currently viewing LQ as a guest. User contributions on this site are licensed under the Creative Commons Attribution Share Alike 4.0 International License.

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If I manually create them, they will likely go poof the next time I upgrade the kernel. The steps listed in the initial document are what we did on CentOS 5, and they worked well. The spell-checker des not like "tarnation"; Great balls of fire!

For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration.

Reply Grégory July 19, 2008 10:12 pmKudos! lrwxrwxrwx 1 root root 7 Jul 18 10:41 /dev/mapper/PRDIQ_C0S0M0 -> ../dm-4 which maps to the following WWN on the SAN. If you'd like to contribute content, let us know. Italso goes on about /dev/raw/raw1 and /dev/raw/raw2.As root I do the following:-mkdir /dev/rawmknod /dev/rawctl c 162 0mknod /dev/raw/raw1 c 162 1mknod /dev/raw/raw2 c 162 2I check and find a new directory

Join Date May 2008 Location Brooklyn Beans 165 DistroUbuntu 16.04 Xenial Xerus LVM and raw logical volumes Greetings. I hope it will be useful to somebody out there.Important Notice: What I describe below is among the worst thing you can ever do with ASM. Note: For the Informix-savvy out there: I know I don't really need to use raw volumes to bypass the cache (as Informix engines prefer); I know there is a mount option http://bovbjerg.net/ubuntu-cannot/ubuntu-cannot-open-display-0-1.php I have been using find to look for -type c files under /dev.

For a disk this will be its sector size which is normally 512 bytes.