1 KMS IntroductionKMS (key Management service, Windows Key Management Services) This feature is a new product activation mechanism launched by Microsoft from Windows Vista and is suitable for volume licensing. KMS requires a KMS server in the local area network, and the role of the KMS server is to provide a random activation ID (different from the product activation key) for all computers in the LAN for the operating system cycle (typically 180 days)
LVM creation process:
Initialize the disk as a physical volume (PV). The disk space is composed of one PE (4 MB by default), and the PV is added to the VG (volume group; create an LV (logical volume) from the VG. The LV can be used to create a file system! Create and use a file system.
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Disk Management
-- Raid1 + 0 volume + LVMPreparations
Take two disks as an example: SDB and SDC. Three primary partitions are created for each hard disk.
Sdb1 1g, sdb2 1g, sdb3 1g
Sdc1 1g, sdc2 1g, sdc3 1g
Step 1: Create sdb1, sdc1, sdb2, sdc2, sdb3, and sdc3 as raid1, md1, md2, and md3 respectively.
Step 2: Create md1, md2, and md3 as raid0 volume md0
Step 3: Use LVM v
First, the dry goods to solve the problem 1.1 installation tool Alsa-tools-guisudo Install Alsa-tools-gui1.2 Setting via HdajackretaskExecute the command directly, then operate in the graphical interface, check "Green headphone, Front side" with override and set to "notconnected", then select "Apply Now", then There is no question of this annoyance .HdajackretaskSuch as:Ii. Problem Description 2.1 issue version Ubuntu16.04 or Ubuntu16.10For example: The volu
PV Physical Diskpvcreate partitions convert partitions to PVPvdisplay View PV InformationVG PV composed of volume groups similar to extended partition PE: physical extents (creation of logical volumes, that is, how much PE is allocated to logical volumes, PE size is determined when creating volume groups)-S PE sizeVgcreate Volume group name PV partitionVgdisplay
----------- 'Create a Logical Volume '[LV-Logical Volume]--- // N Note: As of this writing, the Linux 2.6 kernel supports on-line resize// Filesystems mounted using ext3 only.N'currently [online amplification] resize is only applicable to ext3, and umount is required for other file systems'--- // Differences between RHEL5 and RHEL6[RHEL5]:/dev/vg0/lv0 [link] -->/dev/mapper/vg0-lv0 ['device'](Lv0 is specifie
1, unmount any logical Volumes Associated with the volume group you wish to export
# Umount/dev/vgxx/lvol *
2. Make the volume group unavailable
# Vgchange-a n/dev/vgxx
3. Use vgexport to remove volume group information from/etc/lvmtab
# Vgexport-V/dev/vgxx
Note: If the logical volumes used specific names, instead of the defaults, and these need to be kept you wi
Linux and AIX are the most common server operating systems in our O M environment. Ideally, the configured application runs in a stable cyclic environment. Generally, there will be no excessive configuration changes. However, if you do not properly configure various types of resources (especially storage) during the planning period, it is often necessary for O M personnel to make adjustments later.Smitty is a good tool for configuring various parameter commands in AIX. Smitty is an auxiliary o
IOS code to modify the volume
Recently, in a project, the user needs to automatically adjust the volume to a certain value after opening the APP. So I studied it.
I have previously done research on iOS sound. Apple has strict control over iPhone input/output, because Apple wants to control user experience consistency. For example, when a user pulls out the headset, Apple believes that the user does not wan
Command: Delete all-snapshots
Description: Deletes all snapshots associated with the specified volume. All data associated with the snapshot has been deleted and its space in the snapshot pool has been released for use. The specified volume can be either a primary volume or a snapshot pool. All schedules for this snapshot are also deleted.
Syntax: Delete all-sn
Everyone in the use of Win8.1 system, will suddenly find that the computer desktop in the lower right corner of the volume icon is missing, some users do not know how to adjust the volume. But the computer playing music or movies have sound, proof of sound card drivers and hardware devices are no problem. Then the lower right corner of the Win8.1 system, the volume
1. Emptydir (Local data volume)The Emptydir type of volume is created when the pod is dispatched to a host, and the container within the same pod can read and write to the same file in the Emptydir. Once the pod has left the host, the data in the EMPTYDIRR will be permanently deleted. So the current Emptydir type of volume is primarily used as a temporary space,
Create a Picture Volume page effect with Photoshop
The volume page effect is one of the cosmetic effects we use in designing images. Many filters can be done, such as by the Avbros, Pagecurl, or the famous kpt. But if used you will find that these filters to make the effect is too rigid, more important is not realistic enough, at a glance to see the traces of artificial. So I just used it once and I gave it
Logical volumes are now very popular on a variety of systems and are a way to address the lack of hard disk space. The following is a simple note from Baidu Online course linuxcast.net. Reproduced in this, I hope to find help for everyone.Creating a logical Volume1. Initialize the physical disk device to a physical volume PVCREATE/DEV/SDB/DEV/SDC2. Create a volume group and add PV to the
Tags: cloud computingLVM Logical Volume Manager can be said to be one of the key knowledge of Linux operation and maintenance work, let Xxxlinux engineer training organization teacher to take you to learn it!The following is a look at the LVM side of the noun (all initials, easy to remember)PV (physical Volume) Physical volumeis essentially a hard disk, but if you want to use LVM to manage the disk, you nee
Recently in a project, you need the user to open the app, automatically adjust the volume to a value, and then studied a bit.Before doing research on iOS sound, apple controls the input/output of iphone devices very tightly, because Apple controls the consistency of the user experience. For example: When the user pulls the headset down, Apple believes that the user does not want others to know what they are listening to, and then the voice is automati
understood as sliced data.
Note: The ray projection algorithm is used to direct the X-ray data from the viewpoint to the "outer pixel on the top of the Image Sequence surface, many tutorials are confused about writing "starting from screen pixels". This is too simple, and it is easy to misunderstand the implementation path of the technology. It can be said that this is a rumor! Ray is derived from screen pixels. It is a ray tracking algorithm, not a ray projection algorithm.
The ray projection
Linux decompression, volume splitting, encryption 1, linux compression and decompression Command 1) tar command compression the following list shows the slim parameters of the tar command, in fact, there are several main parameters. you can use the tar command to directly split the volume (but this volume has not been used directly) tarc... linux decompression,
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