Smartmontools is an open source disk control, monitoring tool that can run on Linux,unix,bsd,solaris,mac os,os/2,cygwin and Windows, and it can also run from the boot CD or boot floppy, supporting ata/ Atapi/sata-3 (to-8) bits of hard disk and SCSI hard disk, also support tape device, its home in smartmontools.sourceforge.net, actually it is a software package, including two utilities: Smartctl and SMATD. The hard drive it monitors must have the S.M.A
"http://www.goodprogrammer.org/"target="blank">android培训In an abstract class, you can include one or more abstract methods, but in an interface (interface), all methods must be abstract and cannot have a method body, which is more "abstract" than an abstract class.Interfaces are declared by using the interface keyword, which can be seen as a special abstract class that specifies what a class must do, not how it is to be done.In reality there are also many examples of interfaces, such as the seri
continuously improved, its low-cost, compatible with the characteristics of strong, for its other types of hard disk can not replace the status.
Motherboard IDE Connector
The IDE represents a type of hard disk, but in practical applications, it is also customary to use the IDE to address the earliest IDE type hard disk ATA-1, a type of interface that has been eliminated with the development of interface technology and later branched out into more t
probability of RAID5 data loss is higher than RAID10, so the reliability of RAID5 system is much lower than that of RAID10 during the data reconstruction.
RAID5 is higher than RAID10 on disk space rate, RAID5 space utilization is (N-1)/n (n is the number of disks in the array), and RAID10 disk space utilization is only 50%.
However, considering the disk, the quality of the ATA hard drives produced by today's hard disk vendors can already assume ent
Have you already mastered the installation process of the components described in the previous installments? Oh, very soon! This issue will also introduce you to the hard drive, the optical drive, as well as the floppy drive installed. If you do not understand the installation process, or have any questions, do not forget to write to ask the small strange Oh!
First, install the hard drive
The first step is to reverse the 3.5-inch hard drive from the 3.5-inch retention cage that is loaded into
Label:first of all, what is MySQL? (This is a link) stores the Data Warehouse, has its own command language (SQL statement, a non-procedural language), is widely used in small and medium-sized web sites on the Internet, small size, fast, low cost, but also open source. History can be traced back to before I was born (there are several big companies in between the tearing of the story and the legendary life of their own to see it) ... was acquired by Sun, and then sun was acquired by Oracle (Ora
true for small upstream bandwidths that are "given" by most ISPs. Therefore, if there are 10 to 12 users in an office, it is wise to use another DSL line (preferably symmetric upstream and downstream bandwidth) for dedicated VoIP communication.
If the computer used to run AAH is ready and configured with broadband connections, the next step is the telephone.
Software telephones are a good choice (because many first-class software telephones are free of charge), but software telephones have to b
configure framebuffer.
Loadable module support
Select N. In order to simplify system creation, I do not select support for loading kernel modules in this project.
Processor type and features
Select worker CPU in processor family
Select N for all other options.
General setup
Networking support select Y
Select Y for PCI support
System V ipc select Y
Select Y for systrl support
Kernel support for ELF select Y
You can select N for other content,
Chnology devices (MTD)
Parallel port su
ACPI Power Manager and TPM security chip. If an unknown device appears, first try to install its driver.3. The system installed on ghost may be unable to install the driver. We recommend that you do not use ghost to install the system.4. If the system is not available after you use ghost to install the system, delete the device with an exclamation point under "Mouse and other pointer devices" in the Device Manager and restart the system, little red hat can be used. Note: how to change the hard
; Run and enter devmgmt. MSC, go to the Device Manager, find "Ide ATA/atapi controller", double-click it, right-click the content starting with Intel (R, select "Update driver"> "Install from list or specified location"> "do not search, I want to select the installed version ".
Click "Install from disk"> "Browse", find the decompressed folder (C:/Drivers/Intel (r) SATA controller ahci driver), and select "iaahci. INF ", then select" Intel 5 Series 4 p
to manually dial the phone.
Pick up the phone microphone and dial the number you want to call.
TypeAth1, And then press enter to connect to the modem, and then hung up the microphone.
TypeAt0And then press enter to notify the modem to go online.
Return to the top and respond manually
When the automatic response function (s-register S1) is not used, you can manually respond to the incoming call by entering ATA and then pressing en
To find the size of the largest common sub-sequence Public classMaximum Common sub-sequence { Public Static voidMain (string[] args) {intK=F ("abc", "ADFEFEXCGFD"); System.out.println (k); } Private Static intf (String s1, string s2) {if(S1.length () ==0| | S2.length () ==0)return0; if(S1.charat (0) ==s2.charat (0)) returnF (s1.substring (1), s2.substring (1)) +1; Else returnMath.max (f (s1.substring (1), S2), F (s1,s2.substring (1))); }}The full array of alphabetic a
and modes) and cannot be created manually. You can mount the devpts File System to the/dev/PTS directory by using the appropriate mount option (usually mode = 0620, gid = Are you surprised? Why are there no devices such as/dev/hda not commonly used? The reason is that, starting from version 2.6.19, the kernel has introduced a new ata driver to uniformly use the SATA/PATA hard drive with/dev/sd? So/dev/HD? There is no need to exist. Specifically, you
TIPS:1. please install the driver in sequence. The downloaded driver is an executable file, but it is not installed only when the file is released. By default, it is released to C: in the/Drivers/win/*** directory, go to the file directory to continue the installation.2. before installing WINXP, you need to change the hard disk to compatible mode in the BIOS. Otherwise, the system will prompt that the hard disk or blue screen cannot be found during installation. The modification method is as fol
To prevent operation exceptions, please complete the repostAs the main series of Dell Business Machines, Dell Latitude E has many brand-new features not available in series D.The hard disks of the eseries are no exception. After IRRT is added, three modes are available in the eseries BIOS: "IRRT, one is "ATA mode" (compatible mode, which maps SATA hard disks to the system's ide channel), and the third is "ahci" mode.ATA and ahci are clear to everyone.
Linux smartmontools and linuxsmartmontools
Smartmontools is an open-source Disk control and monitoring tool that runs on Linux, Unix, BSD, Solaris, Mac OS, OS/2, Cygwin, and Windows, it can also run from the boot disc or boot floppy disk, supporting ATA/ATAPI/SATA-3 (to-8) bit hard disk and SCSI hard disk, as well as tape equipment, its hometown is smartmontools.sourceforge.net. In fact, it is a software package, including two utilities: smartctl and
:cs:connected ro:secondary/secondary ds:uptodate/uptodate C r-----ns:0 nr:0 dw:0 dr:0 al:0 bm:0 lo:0 pe:0 ua:0 ap:0 ep:1 wo:b oos:0Show results as from----from stateIt is now necessary to manage DRBD through heartbeat, one of which is promoted to the primary state, and the/etc/ha.d/haresources file needs to be modified[Email protected]/]# cat/etc/ha.d/haresourcesData-1-1 drbddisk::d ata ipaddr::10.0.0.17/24/eth0Data-1-2 Ipaddr::10.0.0.18/24/eth0[Email
First use the SMARTCTL--ALL/DEV/SDA directive to check the hard disk information, the command CentOS comes with, the results may be as follows:sm Artctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-358.el6.x86_64] (local build) Copyright (C) 2002-12 by Bruce Allen, H Ttp://smartmontools.sourceforge.net = = = START of Information section = = = Device Model: WDC Wd20ezrx-00dc0b0 Serial Number: wd-wmc301111333 LU WWN Device id:5 0014ee 601111622 Firmware VERSION:80.00A80 User Capacity: 2,0
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