Get the App
  • Understand the disks, heads, tracks, sectors, cylinders, and CHS in the disk

    Understand the disks, heads, tracks, sectors, cylinders, and CHS in the disk

    Platter: a disk has several disks, each with two upper and lower surfaces that can store data. These disks are stacked on the spindle (spindle) and rotate at high speed, and they are numbered from top to bottom, starting with "0". Read-write head (read/write he

    Shulou · 2022-06-02 16:26
  • The drive letter cannot be modified after windows is reinstalled.

    The drive letter cannot be modified after windows is reinstalled.

    Find the following registry key: HKEY_LOCAL_MACHINE\ SYSTEM\ MountedDevices2. Locate the (new) drive letter you want to change. Look for "\ DosDevices\ C:" 3. Right-click "\ DosDevic"

    Shulou · 2022-06-02 16:26
  • GPS (NMEA) data parsing

    GPS (NMEA) data parsing

    1. Set the gps mode of GPS location information and start gps. If normal, the NMEA data will be reported in the gps channel, as follows: $GPGSV,3,1,11,01,62,130,42,07,61,201,43,11,72,075,28

    Shulou · 2022-06-02 16:26
  • Detailed explanation of FTP service construction in linux-- 2. Home catalogue and blacklist and whitelist

    Detailed explanation of FTP service construction in linux-- 2. Home catalogue and blacklist and whitelist

    Operating environment 1 operating system: redhat 6.5IP address: 192.168.10.128 hostname: zred2 operating system: win 7IP address: 192.168.10.10 confirm the interconnection between the two hosts. Request:

    Shulou · 2022-06-02 16:25
  • Lync Server 2013 Standard Edition deployment (10) Edge Server deployment [3]

    Lync Server 2013 Standard Edition deployment (10) Edge Server deployment [3]

    After the prerequisites for the edge server are ready, deploy the edge server. 1. Mount the Lync Server 2013 image (D:) and run 2. The choice is 3. Choose to install 4. Check me to accept the terms of the license agreement and select OK 5. Choose to install or update Lync

    Shulou · 2022-06-02 16:25
  • Huawei matebook x pro Notebook for hard disk replacement

    Huawei matebook x pro Notebook for hard disk replacement

    I have been working in the IT industry for 10 years, mainly focusing on the mail system, especially the rich experience in doing Exchange mail system. Because the matebook x pro hard drive issued by the company is too small to bear, because we are engaged in technology running virtual

    Shulou · 2022-06-02 16:25
  • Expansion of logical volumes

    Expansion of logical volumes

    Today, I found that many container services on the server will suddenly die. If you look carefully, root is full, but fortunately, the logical volume used when the system was installed, so it was expanded to 500G. Some operations are involved: 1.pvs view physical volumes 2.vgs view volume groups 3.lvs view logical volumes 4.lve

    Shulou · 2022-06-02 16:25
  • Dell SC1425 Settings USB Startup

    Dell SC1425 Settings USB Startup

    (1) insert the USB disk into the USB port of the server when the server is not powered on. (2) when prompted in the upper left corner, click "F2" to enter the Bios and find "Hard-Disk Drive sequence" and click the keyboard "Enter".

    Shulou · 2022-06-02 16:25
  • Description Translation of IBM Power6, 7 Accessories FC (unix360.part05)

    Description Translation of IBM Power6, 7 Accessories FC (unix360.part05)

    Many friends feel at a loss for the massive description information of IBM. The following information can be queried by using the quick search function in www.unix360.com. In addition, you can check the corresponding PN number of specific accessories, and query which whole machine can be applied. This is not true in this document alone.

    Shulou · 2022-06-02 16:25
  • Distributed file sharing (DFS)

    Distributed file sharing (DFS)

    Experimental requirements: 1. Set up a DNS server on server1 install DNS create DNS forward lookup zone create main lookup area first build reverse lookup area create primary lookup area fill in the host's ip address and start to create forward lookup zone "host" 2. In serve

    Shulou · 2022-06-02 16:25
  • Using Yunqi virtual machine backup software to back up SANFOR HCI virtual machine

    Using Yunqi virtual machine backup software to back up SANFOR HCI virtual machine

    1. Enter Yunqi virtual machine backup system, select "backup / restore"-"Virtual Machine backup", and create a new backup task. 2. Check the virtual machine to be backed up under SANFOR HCI virtualization type, and the selected virtual machine will be displayed under "selected virtual machine". Scroll to the bottom and click.

    Shulou · 2022-06-02 16:24
  • OpenStack Train version dual Node installation (6) install Computing Service nova (Control Node)

    OpenStack Train version dual Node installation (6) install Computing Service nova (Control Node)

    Part VI installation of computing service nova (control node) Computing service nova is slightly more complex than previous services (but not as complex as network service neutron), it needs to install control node in both control node and computing node, mainly install nova-api (nova main service),

    Shulou · 2022-06-02 16:24
  • VCenter Single Sign-On 6. 0 password reset for Windows version

    VCenter Single Sign-On 6. 0 password reset for Windows version

    1. Execute cd C:\ Program Files\ VMware\ vCenter Server\ vmdird2 in CMD, execute the following command: vdcadmintool.exe3, select 3.Reset account

    Shulou · 2022-06-02 16:23
  • Restrictions on sending and receiving messages

    Restrictions on sending and receiving messages

    Restrictions on sending and receiving mail prohibit the role of large mail: limit the size of mail sent and received by users, which can avoid a sharp increase in the load of the mail server due to the submission of mail that is too large, resulting in overload of the server and affecting the entire mail system. In addition, to limit the size of incoming mail, a more critical role is to avoid external

    Shulou · 2022-06-02 16:23
  • Docker installation and some operations

    Docker installation and some operations

    Introduce what container technology is a virtualization solution traditional virtual machines run one or more independent machines on hardware through the middle tier, while containers run directly on the user space of the system kernel, so container virtualization is also called operating system virtualization because it runs on the operating system.

    Shulou · 2022-06-02 16:23
  • Calculation of Service Life of SSD hard disk used by VSAN

    Calculation of Service Life of SSD hard disk used by VSAN

    SSD performance parameter rating: Class A: 2500-5000 writes per second (deleted from the list) Class B: 5000-10, 000 writes per second Class C: 10, 000-20, 000 writes per second Class D: 20, 000-30, 000 Cla per second

    Shulou · 2022-06-02 16:23
  • AWS Athena Analysis Log

    AWS Athena Analysis Log

    AWS can use Athena to analyze the logs saved in S3. He converts the logs into the format of database tables so that they can be queried through the sql statement. This feature is similar to analyzing Exchange or using logparser on a windows server

    Shulou · 2022-06-02 16:23
  • [home of the system] win7 32 download AMPX 64-bit pure version of the system [latest]

    [home of the system] win7 32 download AMPX 64-bit pure version of the system [latest]

    System home win7 32-bit pure flagship Ghost system download v1806 integrates the most commonly used installation software and the most complete universal hardware driver, with more secure, stable and user-friendly features, coupled with carefully selected system maintenance tools and unique user-friendly design, committed to providing the best and best

    Shulou · 2022-06-02 16:23
  • Learning Notes-getting started with deploying and Managing DPM 2016-01

    Learning Notes-getting started with deploying and Managing DPM 2016-01

    System Center Data Protection Manager (DPM) application-aware backups can be deployed for: application-aware backups for Microsoft workloads, including SQL Server, E

    Shulou · 2022-06-02 16:23
  • Kubernetes+docker-DIY-kafka+zookeeper+manager cluster deployment

    Kubernetes+docker-DIY-kafka+zookeeper+manager cluster deployment

    Recently, in the project of combining kafka and zookeeper containerization with rancher for the company, I consulted the relevant official websites and books, and found that if the standardization relationship with the company is far-fetched, there are many reasons. I would like to talk briefly about the reasons why I finally chose to customize: (because it is personal

    Shulou · 2022-06-02 16:23