corresponding disks for DISK160,,ASM disk 17 corresponding disk163, according to the first feeling is likely to be disk161 and disk161 two disk anomalies, let the room check hardware without any alarms
OS level Analysis
Omitting records unrelated to this conclusionLs-l/dev/rdiskCRW-RW----1 Oracle DBA 0x000070 1 2016 disk160CRW-RW----1 Oracle DBA 0x000073 1 2016 disk163Ls-l/dev/diskBRW-R-----1 Bin Sys 1 0
Yesterday using EASYBCD software, began not to understand, hand win10 the boot removed, and later found that the computer shutdown always turned into a reboot, helpless forced shutdown. Today restarted the computer, found that the computer has been unable to open, it is understood yesterday was mistakenly deleted Win10 BCD.(memory) After booting into a prompt interface, press ESC to enter a new interface, and then press F11 to enter a system backup recovery interface, found in the "Command promp
Insert the U-disk first, run cmd,Enter DiskPart, enter,(Input list disk, enter, you can see the disks roughly, U disk is generally disk 1)Then input select Disk 1, enter,Then enter clean, enter,Close the command line interface.Right click on the computer, select Manage, go t
Use the following command to determine and record the hardware address of the disk to be an image Disk: ioscan-FNC DiskIn this example, the disk used as an image is/dev/DSK/c1t0d0. Please refer to the help pages of each command used below to better understand these commands.Create a root volume group image:
1) swlist-l bundleIf the system has been installed, th
Solve the issue that CentOS 7 installation and startup of HP ProLiant DL380 G5 cannot recognize hard disks
1. Preface
The installation and startup of HP ProLiant DL380 G5 CentOS 7 cannot identify the hard disk. The author solved the installation problem by referring to the
customer's HP ProLiant DL160 Gen9 the server always stops in the Windows window startup interface when the operating system is installed. Server configuration is HP DL160 Gen9 e5-2603v3/1*8g DDR4 2133 Memory/b140i SATA Model/h240 array card/3*1TB SAS HDD 1*550w non-redundant power/dual gigabit NIC/easy Install Rails Check server enabled b140i SATA Controller,
Use a LINUX system installation disk to crack the partition protection of the HP laptop -- general Linux technology-Linux technology and application information. The following is a detailed description. The current HP laptop is basically not attached with an installation disk. There is a backup system hidden and can be
[Data recovery failure description]
An HP DL380 G4 server that uses the HP Smart Array controller to mount a homemade disk array consisting of a set of 14 146G SCSI hard drives in a group of RAID5.
Operating system for Linux, built Nfs+ftp, as the company's internal file server use.
Because the room moved, the administrator by the way to clean the machine, to
1. Here we want to find a production of U disk Startup Disk function, in Baidu search "U kai Wang u disk Startup Disk Production tool" as shown in the following figure
2. Now we have just downloaded the software extracted in th
Symptom: the hard disk cannot be found when the system is installed on the Windows XP system disk.
Solution: this is not a hardware fault. One reason is that the model uses a new SATA hard disk, which can be solved by disabling the SATA option in the BIOS.
Take hp nc/nx63xx/nc64xx and related commercial laptops using
Back up all data on the local disk to tapeBy default, you do not need to specify the file system device number. The value is "/dev/RMT/0 m ". However, if this device does not contain tape media or you need to apply other devices, you must add the parameter "-d" and specify the device number.
# Make_tape_recovery-AVOutput result:* Creating local directories for configuration files and archive.
======= 11/28/06 14:40:15 eat started make_tape_recovery. (
Hard drive Maintenance Tips for HP servers in Linux-Linux Enterprise applications-Linux server application information. The following is a detailed description. Hard Disk maintenance method:
1. Run the command "w" or "uptime" to view up X day, the number of days the system runs.
2. If you need to restart before detection, you must stop all processes and services, such as APACHE and ORACLE.
3. Run t
exist, then check the directory, does not exist, manually established;Three again start CRScrsctl start crs crsctl check crsCSS appears healthyCRS appears healthyEVM appears healthyCRS,EVMD,CSSD started, but listen, the database fails to startFour can actually guess the reason behind, because it is mirror, all and 1 of the node information is changed to 2, the back is more cumbersomeCheck Alert_jkweb2.log:Syslog:cluster ready Services waiting on dependencies. Diagnostics In/tmp/crsctlModify the
1. Configure the mirror boot disk partition table1. Use the ioscan and diskinfo commands to confirm that there is sufficient space for creating an image boot disk.# Ioscan-func Disk# Diskinfo/dev/rdsk/cytydy2. Run the strings/etc/lvmtab command to confirm that the disk is already in the volume group.# Strings/etc/lvmta
UltraISO Soft disc is a powerful and convenient and practical CD-ROM image file production/editing/conversion tool, it can directly edit the ISO file and extract files and directories from the ISO, or from CD-ROM to make a CD image or the hard disk to make the file into an ISO file. At the same time, you can also process the ISO file startup information to create a bootable CD. With UltraISO, you can create
Nowadays, the use of U disk installation system is a mainstream installed mode. U-Disk installation system than the traditional CD-ROM system more convenient, simple, but also a large number of installed people's preferred. Use a U disk installation system has a prerequisite, that is, you need to make U disk to set up
System files generally have two formats: ISO format and GHO format. ISO format is divided into original system Ghost packaging system two kinds. As long as the decompression software winrar decompression is greater than 600M (WIN7 general 2G) above the Gho file, is Ghost Packaging system, PE in the speed of the smart installed PE version software can directly support the restore installation. If decompression after no more than 600M Gho file is the original ISO format system, to install the orig
How to install the system U disk Startup Disk
Download the system image file to install, to your U disk boot disk, and then in the computer you want to install the system to set the first boot to the U disk
Open the "U Start win7pe system Maintenance Tool" which has been installed to the computer, the main program, as shown in the following figure, installed will automatically create a shortcut on the desktop, we double-click to open it!
After you double-click to open the software, the default check installation location is "mobile disk (U disk)", so we do not have to choose, now inserted in advan
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