qlogic 2560

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Linux Basics (iv)

partition table. Synchronizing disks. Then we format the filesystem and write the file system to the first partition, which is SDB1, and the command is mkfs.xfs/dev/sdb1/The code is as follows[[Email protected] ~] # mkfs.xfs/dev/sdb1meta-data=/dev/sdb1 isize=512 agcount=4, agsize=327680 blks = sectsz=512 attr=2, projid32bit=1 = crc=1 finobt=0, sparse=0data = bsize=4096 blocks=1310720

Build Linux kernel tree-based on Ubuntu system

driver Development $ ls-lTotal Dosage 124-rw-r--r--1 Shana Shana 303 2008-03-16 10:43 hello.c-rw-r--r--1 Shana Shana 49039 2008-03-16 12:11 Hello.ko-rw-r--r--1 Shana Shana 687 2008-03-16 12:11 HELLO.MOD.C-rw-r--r--1 Shana Shana 25840 2008-03-16 12:11 HELLO.MOD.O-rw-r--r--1 Shana Shana 24360 2008-03-16 12:11 hello.o-rw-r--r--1 Shana Shana 8344 2008-03-16 09:17 linux_qudong_qu.txt-rw-r--r--1 Shana Shana 266 2008-03-16 12:09 Makefile-rw-r--r--1 Shana Shana 0 2008-03-16 12:11 module.symvers[Email p

Create a soft RAID1 battle under Linux

Raiddevice state0 8 0 Active SYNC/DEV/SDB11 8 1 Active SYNC/DEV/SDC1[Email protected] ~]#Formatting[Email protected] ~]# mkfs.xfs-f/dev/md1Meta-data=/dev/md1 isize=256 agcount=4, agsize=327356 blks= sectsz=512 attr=2, projid32bit=1= Crc=0data = bsize=4096 blocks=1309424, imaxpct=25= Sunit=0 swidth=0 blksNaming =version 2 bsize=4096 ascii-ci=0 ftype=0Log =internal log bsize=4096 blocks=2560, version=2= sectsz=512 sunit=0 Blks, lazy-count=1Realtime =no

An example of Oracle 9201 version Data recovery in Windows systems

426953) found same corrupted data***Corrupt block relative dba:0x010fdf29 (file 4, block 1040169)Bad check value found during buffer readData in bad block-Type:6 Format:2 rdba:0x010fdf29Last Change scn:0x0d21.b851943f seq:0x2 flg:0x04Consistency value in tail:0x943f0602Check value in blocks header:0x92bd, computed block checksum:0x300aspare1:0x0, spare2:0x0, spare3:0x0***Reread of rdba:0x010fdf29 (file 4, block 1040169) found same corrupted data***Corrupt block relative dba:0x010a4782 (file 4,

Photoshop simple to make retro appearance text effect tutorial

The tutorial teaches you to use Photoshop to make retro-looking typography, with a focus on adjusting the changes in the layer blending mode flexibly. First look at the final finish effect: 1, the new size is 2560*1600 document, the background color is filled with #e4cba9. 2, with horizontal text editing, font color and background color the same. Duplicate the text layer several times, and adjust the image blending mode to o

How do you choose a 13-inch Apple MacBook?

comprehensive interface, including specialized Ethernet, FireWire 800, Thunderbolt interface and two USB 3.0 interfaces, and has a better scalability. 13-inch Retina Retina screen MacBook Pro The last is a MacBook Pro with a 13-inch retina Retina screen, the biggest innovation of the Apple MacBook product line in recent years, with its stunning 2560*1600 pixel resolution, which brings rich colors and fantastic details. It also uses a more lightweig

How about HP EliteBook Folio 1020?

HP has just released its new EliteBook Folio 1020 laptop, with a minimum weight of 1kg and a thickness of only 15.7mm. The "lowest" is because when the laptop comes out early next year, it will have two versions: a normal version, a weight of 1.2kg, and a special edition with a weight of only 1kg. Two versions of the design are the same, the fuselage uses aluminum-magnesium alloy material, the bottom is carbon material. I have to say, the silver version of the first look is similar to Apple's M

A brief comment on the super-extreme of Acer new S7

-saving.  Hardware and endurance Aspire S7 Standard hardware parameters are as follows: Processor: 1.6GHz Intel Core I5-4200U (dual core, 3MB cache, core to 2.6GHz) Graphics card: intel® HD Graphics 4,400 set Cheng Xianka Memory: 8GB DDR3 Screen: 13.3-inch IPS display with a resolution of 2560 x 1440 and supports up to 10-point touch Storage: 128GB Solid State Drive Interface: USB 3.0x2/hdmi/standard Headphone Microphone Interface/

Why is a high split screen Mac clearer than win PC?

address the problem of small, high-resolution screen display elements to some extent. Note, however, that the keyword is "zoom", that is, the icon itself may still be the original resolution, zooming it up to 200%, and seeing the jagged phenomenon. The effect of Calculator application at different zoom levels How does Mac OS x solve the problem of high resolution screens? Similar to iOS devices, Apple uses a pixel-merging optimization, such as using four pixel points to display on

Take you deep into your study of viewport and PX.

, probably as shown in the following illustration: Not set viewport, bounce out of the device is the default width, the basic is 980px, in addition to the last Samsung classic machine is 800px. Set the Viewport,width=device-width, bounce out is set a good width, 375px, 360px, 320px. Why is this size? This is going to use the above mentioned knowledge point. IPhone6 's screen resolution is 1334*750px,ppi is 326, so the coefficient is 2x. That device-width is

GTX1080 TI specification leakage: Standard 12GB gddr5x video memory

recently, the famous hardware foreign media oc3d exposure GTX 1080 TI part of the parameter specifications, the graphics card standard 12GB gddr5x video memory and 3,328 Cuda core! The GTX 1080 TI used in the figure above is hypothetical (assuming) GTX 1080 TI uses the same GP102 display core as the new Titan X. In the cuda aspect, GTX 1080 ti was reduced from 3,584 to 3,328 (256 reduction). But it's still a lot higher than GTX 1080 (2560).

Photoshop to make stone material special effects of metal writing tutorial

Using PS layer style to create stone material metal text, more characteristics of the word effect, production is also very easy, like the students can learn! Final effect: 1. Create a 2560*1600 pixel file with black background. Create a new four layer, use the Rectangle tool to set the rectangle to draw the different colors, and then use the Free transform tool Adjusts the size of the rectangle so that it is irregularly aligned and has

The relationship between video memory and game resolution

what is the part that needs to be shown, is the pixel point that needs to be displayed according to the game settings, the content of these pixels according to the game's screen effects can be set more or less, if you open more special effects, the amount of data will be very large, memory bandwidth will become a bottleneck, at the same time, the higher the resolution settings, the data will be cached in advance, Capacity will also be limited, when the video memory bandwidth or insufficient cap

How Linux compiles and installs the new kernel supports the NTFS file system (for example, redhat7.2x64) _linux

= Sunit=0 swidth=0 blksNaming =version 2 bsize=4096 ascii-ci=0 ftype=0Log =internal log bsize=4096 blocks=2560, version=2= sectsz=512 sunit=0 Blks, lazy-count=1Realtime =none extsz=4096 blocks=0, rtextents=0[Root@xiaolyu ~]# To create a mount point and mount it: [Root@xiaolyu ~]# mkdir/sdb1//Create mount point.[Root@xiaolyu ~]# MOUNT/DEV/SDB1/SDB1//Mount hard drive.[Root@xiaolyu ~]# df-h | TAIL-1//Verify that the mount is successful./DEV/SDB1 20G

Thumbnailator application Description of Java thumbnail generation library _java

.jpg") . Size (200, 300) . ToFile ("c:/a380_200x300.jpg"); Thumbnails.of ("Images/a380_1280x1024.jpg") . Size (2560, 2048) . ToFile ("c:/a380_2560x2048.jpg"); 2. Scale by scale Copy Code code as follows: Scale (proportion) Thumbnails.of ("Images/a380_1280x1024.jpg") . Scale (0.25f) . ToFile ("c:/a380_25%.jpg"); Thumbnails.of ("Images/a380_1280x1024.jpg") . Scale (1.10f) . ToFile ("c:/a380_110%.jpg"

Python's simple tutorial for data analysis _python

35126 6335 38613, 20878 40065 6756 38902 ... 2354 4045 5987 3530 2585, 3519 7062 3561 2583 ... 9838 17125 18940 15560 7746, 19737 19422 15910 11096 ... 65782 15279 52437 24385 66148 16513 61808 23349 68663 abra 2623 Apayao 18264 Benguet 3745 Other transformations, such as sorting, are used with the sort attribute. Now we extract a particular column of data. Python, you can use either the Iloc or the IX attribute. But I prefer to use IX because it's more stable. Let's say we need

Increase from library in two ways--do not stop Mysql service _mysql

root root 12288 June 1 16:49 weibo/-rw-r--r--1 root 1 16:49 xtrabackup_binlog_info-rw-r-----1 root 1 16:49 xtrabackup_checkpoints-rw-r--r--1 root root 563 June 1 16:49 xtrabackup_info-rw-r-----1 root root 2560 June 1 16:49 xtrabackup_logfile 2. Copy the backup directory to the library # scp-r 2015-07-01_16-49-43 Root@192.168.18.214:/home/root 3. Stop the MySQL service from the library, delete the DataDir directory, rename the backup directory to t

Python Read pictures Exif Information Class Library introduction and Usages _python

Isospeedratings Resolutionunit 41987 Fnumber Software Datetime Exifimageheight Exifoffset 59932 of them, is a large string of hexadecimal characters, do not know why. In addition to PIL, there are many class libraries to use: Media Metadata for Python exif.py Python Exif Parser A Blogger ' s Exif Parser Pyexiv2 Then look at the exif.py, the use of the method is very simple: exif.py img_20121122_153514.jpg Copy Code code as follows: EXIF ColorSpace (short):

Samsung Book 7 Evaluation

Samsung notebooks, it is not hopeless. Market competitiveness In fact, Samsung Ativ Book 7 's time-to-market is a bit awkward at the moment because, as Intel launches the next generation of Haswell processor upgrades, we may see some products with new designs. So unless you are eager to use it, we recommend that you postpone the purchase plan appropriately. In addition, the market also gradually began to appear some Super high-definition screen, the current Toshiba Kirabook has b

The pattern method displays the gray chart ———— uses the Bayer table to carry on the two value display to the image value

Pattern Method refers to the gray scale can be used in a certain proportion of black and white points of the region represented, so as to achieve the overall image of gray sense. The position of the black and white point is chosen to be patterned. When printed, there is a 160*120*8bit grayscale image that needs to be printed on a 128*9.6-inch paper using a laser printer with a resolution of 200dpi*200dpi. Since this piece of paper can be hit (200*12.8) * (200*9.6) =

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