/dev/mapper/volgroup-lv_root is a logical volume, and you can see that it is associated with the "/" root partition through the df–h command, which you can also understand as the root partition.[[emailprotected] ~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/mapper/VolGroup-lv_root 18G 1.2G 16G 7% /tmpfs 495M 0 495M 0% /
CentOS-How to add a new disk into a mdadm raid5/dev/md0 whick lost A/DEV/SDC1 disk and revoery at another m Achine?Fdisk-l--stop/dev/md0# to force active the raid by Remaind 3 disks. -A--force/dev/md0/dev/sdb1/dev/sde1/
[Translated from mos] When Oraclesoftware is installed, the/dev/null0 file is created.When Oracle software is installed, the/dev/null0 file is created.Reference Original:File/dev/null0 Is Created After Installation Of Oracle Software (Doc ID 1322550.1)Applicable:Oracle Database-Enterprise Edition-Version 10.2.0.1 and laterInformation in this document applies to a
Tags: devnull0 OracleWhen the Oracle software is installed, the/dev/null0 file is created.Reference text:File/dev/null0 is Created after installation of Oracle software (Doc ID 1322550.1)Suitable for:Oracle database-enterprise edition-version 10.2.0.1 and laterInformation in this document applies to any platform.Symptoms:For security reasons, only licensed files can appear in/
Oracle11g AMM memory management mode is to use devshm, so sometimes modify MEMORY_TARGET or MEMORY_MAX_TARGET will have a ORA-00845 error, in the security
Oracle 11g AMM memory management mode is to use/dev/shm, so sometimes modify MEMORY_TARGET or MEMORY_MAX_TARGET will have a ORA-00845 error, in the security
In Linux, the following error occurs when Oracle 11.2.0.4 starts an instance:SQL> startup nomount pfile =/u03/app/oracle/11.2.0/db/dbs/ini
Yum Server LVM expansion, the data directory is Yum storage rpm package directory, only 20G, need to add disk expansion to 80G
# DF-LH
Filesystem Size used Avail use% mounted on
/dev/mapper/vg_node5-root 20G 479M 18G 3%/
Tmpfs 935M 0 935M 0%/dev/shm
/DEV/SDA1 485M 39M 421M 9%/boot
/dev/mapper/vg_node5-data 20G 172M 1
flash, NME will use the haxe language compiler to generate a Flash SWF from your code. the compiler is very fast and reliable. haxe was built by the same team that created mtasc, the original open-source ActionScript compiler.
Once your SWF has been created, NME embeds your assets directly into the SWF. if you wowould prefer to keep assets separate, you can still use NME. display. loader and nme.net. urllo
[Translated from mos] When Oracle software is installed, the/dev/null0 file is created ., Mosnull0When Oracle software is installed, the/dev/null0 file is created.Reference Original:File/dev/null0 Is Created After Installation Of Oracle Software (Doc ID 1322550.1)Applicable:Oracle Database-Enterprise Edition-Version 10.2.0.1 and laterInformation in this document
Linux is a file-based system, and all hardware, such as software, will have a corresponding file representation under the directory. For Dev This directory, we know the file below it, which represents the Linux device. In Windows systems, devices are well understood, like hard disks, which refer to real hardware. Under Linux for file systems, there are files associated with these devices. Access to them can be put into the actual hardware, think or Li
A gb storage space is shared on the storage and mapped to the Linux system. The environment consists of two nodes.
I. Test 1: Mount directly
Format with fdisk as follows:
[Root @ Rac1 u01] # fdisk-l
......
Disk/dev/SDK: 536.8 GB, 536870912000 bytes
255 heads, 63 sectors/track, 65270 Cylinders
Units = cylinders of 16065*512 = 8225280 bytes
Device boot start end blocks ID system
/Dev/sdk1 1 65270 524281243 +
I was looking at the summer written Laravel Getting Started tutorial, using the MAC on Homestead---VagrantIn the fourth chapter, one step is to compile the. scss file generated by default into a. css Laravel.The command is as follows:NPM Run DevLinux or Mac or Windows environment will encounter cross-env problem, at this time in the comments side see a solutionThe principle has been very clear, is the windows of the pot Bai. It seems that many people have solved the problem through the method he
we often df–th check the disk capacity in daily operation, so what is the role of /dev/shm ? $ df-th File system type capacity used available
%
mount point /dev/sda2 ext3 57G 32G 23G 59%/ /dev/sda5 ext3 476G 341G 111G 76%/var /dev/sda1 ext3 190M 29M 153M 16%/boot /
Linux is a file system, and all hardware, such as software, will be represented under the appropriate directory. For the dev directory, we know that the file below it represents the Linux device. In Windows, devices are well understood, like hard disks, and disk refers to real hardware. And under Linux on the file system, there are the files associated with these devices. Access to them can be put to the actual hardware, think or Linux flexible. Becom
Under Linux, the/dev directory is important and the various devices are below. Here's a brief summary:DEV is the acronym for Devices./dev This directory is important for all users. Because this directory contains all the external devices that are used in Linux systems . But this is not the driver for the external device , This is not the same as the Window,dos operating system . It is actually a port that a
Excerpt from: http://miaozk2006.blog.163.com/blog/static/3824705820111028183996/First,/dev/shm/Introduction:/dev/shm/is a very useful directory for Linux because it is not on the hard disk, but in memory. Therefore, under Linux, it is not necessary to build RAMDisk, the direct use of/dev/shm/can achieve a good optimization effect.One of the/
This article goes from http://www.kissyu.org/backgroundWe can often find such statements in a shell script >/dev/null 2>1 . Before I did not go into the role of this command, copy replicable, until last week I wrote this order accidentally 2>1 >/dev/null , a little problem, I began to understand the "mystery" behind the order.Shell Redirection IntroductionJust like the program we write, a program handles th
Under Linux, the/dev directory is important and the various devices are below. Dev is the abbreviation for device, which means devices. /dev This directory is important for all users, because this directory contains all the external devices used in the Linux system.But here is not the driver for the external device, which is not the same as windows, it is actuall
A 500G space is shared on the storage, mapped to the Linux system offering, and the environment is made up of 2 nodes.
one. Test one: Direct Mount
After the format of Fdisk is as follows:
[Root@rac1 u01]# Fdisk-l
......
disk/dev/sdk:536.8 GB, 536870912000 bytes
255 heads, Sectors/track, 65270cylinders
Units = Cylinders of 16065 * 8225280bytes
Device Boot Start End Blocks Id System
/DEV/SDK1 1 65270 5242812
Control terminal (/dev/tty)
The console terminal (/dev/ttyn,/dev/console) can be switched using ALT + [F1-F6] keys
Virtual terminal (/dev/pts/n) Pseudo Terminal in xwindows Mode
Q: What is/dev/console?A:/dev/console refers to
[Step 1]
Welcome to Dev-C ++ install program. Please do not install this version of Dev-C ++ over an existing installation.
[OK]
Welcome to develop the dev-C ++ installer. Do not overwrite the existing installation with Dev-C ++ of this version.
[OK]
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