... Explore from the menu.
2. Locate the “local Disk C:\” icon and click on the (+) sign to expand the contents of the
drive.
3. If the user clicks directly on the drive, the contents of the drive ... contents of the
folder.
5. Now click directly on the folder itself andthe contents of the Documents and Settings
folder will display on the right side of the screen.
6. Now the user has ... Documents and Settings folder. Within this folder,
locate the Administrative and All User folder.
Reflection
There are various ways to navigate and to locate files and folders.
1. What is another...
... case, the processor
reads the word of data from the I/O module and stores it in memory.It then restores
the context of the program that had issued the I/O command (or some other program)
and resumes ... line. The module then waits until its data are requested by the processor.
When the request is made, the module places its data on the data bus and is then ready
for another I/O operation.
From the ... including the nature of the software being executed andthe details of the
design of the two-level memory .The main determinant is, of course, the degree of lo-
cality. Figure 1.24 suggests the effect...
... "candidate systems". All
the candidate systems are then weighed andthe best alternative of all these is selected as the solution
system, which is termed as the "proposed system& quot;. ... processing system. If this is the case, then thesystem analyst would need to
investigate the existing system, find the limitations present, and finally evaluate whether automating the
system would ... an existing
system or a proposed one and then deciding whether the proposed system is desirable or not and
whether the existing system needs improvements. Thus, system analysis is the process...
... http://forum.mait.vn
3
2. Vào Administrative Tools å DistributedFile System. Trong hp thoi
Distributed File System, click chut phi mc DistributedFileSystem chn New
Root.
3. Chn Next ...
Lu hành ni b Forum: http://forum.mait.vn
1
Lab 8: DistributedFileSystem
oOo
A. YÊU CU:
I. Mc tiêu:
Distributed FileSystem cho phép chúng ta tp trung các tài nguyên chia s ... Website: http://www.mait.vn
Lu hành ni b Forum: http://forum.mait.vn
14
10. Hp thoi DistributedFileSystem hi chúng ta có mun đng b 2 Target không
å Yes
11. Chn Next đ tin...
... chọn File Services
2 of 20
Tại cửa sổ Select Role Services bạn chọn 2 mục là File Server và DistributedFile System
Trong cửa sổ Create a DFS Namespace bạn chọn Create a namespace later using the ... PC02 làm File Server tham gia vào DFS nên tôi Add cả 2 máy này vào.
10 of 20
Sau khi hoàn tất cài đặt DFS lên cả 2 máy File Server thì hệ thống bạn bây giờ đã được gọi là Distributed File
System. ... nhất một File Server nữa
mà tùy theo nhu cầu thực tế người quản trị mạng sẽ thiết kế 2 hay nhiều File Server cùng thực hiện việc chia sẻ
này, tổng hợp tất cả các File Server này được gọi là Distributed...
... máy File Server thì hệ thống bạn bây giờ đã được gọi là Distributed File
System. Giờ đây mọi cấu hình trên bất cứ máy File Server nào trong hệ thống mạng đều được tác động lên toàn
bộ các File ... vì một lý do nào đó mà tên máy File Server này bị thay đổi hoặc File
7 of 20
Tại cửa sổ Select Role Services bạn chọn 2 mục là File Server và DistributedFile System
Trong cửa sổ Create a DFS ... nhất một File Server nữa
mà tùy theo nhu cầu thực tế người quản trị mạng sẽ thiết kế 2 hay nhiều File Server cùng thực hiện việc chia sẻ
này, tổng hợp tất cả các File Server này được gọi là Distributed...
... rhizosphere we highlight in the
following the major processes taking place in the
rhizosphere to assess the potential interactions
with the fate of As in the soilÁ
/plantÁ/microbe
system.
2.2. Fate of ... in-
volved in the fate and transformation of As in the
soilÁ
/rhizosphereÁ/plant system in order to present
conceptual models and hypotheses while high-
lighting future research needs to enhance the
scientific ... yet.
2.10. Conceptual model of the fate of As in the
soilÁ
/rhizosphereÁ/plant system
Based on the review of available literature and
theoretical considerations presented in the pre-
vious sections,...
... transmission system.
If the last 30 years are any indication, the struc-
ture of the industry andthe increasing demands
placed on the nation’s transmission infrastructure
and the people who operate and ... From the Ribbon select the green and
black ‘‘Play’’ button to begin the simulation. The speed and size of the green
arrows are proportional to the real power supplied to the load bus, and the
blue ... single-phase systems, andthe line-voltage drop between the
source and load in the three-phase system is half that of each single-phase
system. Therefore, one advantage of balanced three-phase systems...
... khác
NameNode.
21
Nội dung
Tổng quan hệ thống tập tin phân tán
1
8
Google File System
3
2
Hadoop distributedfile system4
Map reduce3
HDFS – Các thao tác đọc ghi tập tin (2/4)
c tp tin:
ã ... block của cùng tập tin có thể nằm trên
nhiều máy trong cluster.
14
Hadoop (1/3)
Hadoop
distributed file
system
Map Reduce
9
ã Hadoop l mt d án Apache, tất cả các thành phần tồn tại thông qua ... tin.
Danh sách các DataNode ca block.
ã Nht ký giao tỏc: thỏo tỏc to, xóa tập tin,
17
LOGO
Distributed File System
GVHD: TS. Hồ Bảo Quốc
Nhóm học viên thực hin:
ã Dng Hu Thnh 1212035
ã Phm Ngc Võn...
... Related Work 3
2.1. File Systems 3
2.1.1. Read-Optimized File Systems 3
2.1.1.1. IBM’s Extent Based FileSystem 3
2.1.1.2. The UNIX
1
V7 FileSystem 4
2.1.1.3. The UNIX Fast FileSystem 4
2.1.1.4. ... systemdesign based on the results of Chapter 5.
Chapter 7 presents the performance evaluation of the log-structured file systemdesign in
Chapter 6. The file system is compared to a the Fast File ... system
needs to use the underlying disk system efficiently, avoiding extraneous seeks on a single disk
system and exploiting parallelism on a multiple disk system. The Fast FileSystem (FFS) and the
Log-structured...
... users. The tentative password can be
changed at any time.
(2) Using the library system via the Internet
- Users can use the library system via the Internet by entering their accounts and
passwords. ...
the library.
- The borrower’s card is for use in S City Library only.
- Internet users can access the library system using their accounts and tentative
passwords that are issued when they ... their “borrower’s cards”.
- They fill out the “borrower’s card application form”, and submit the filled form
with their identification (e.g. health insurance card or driver’s license) to the...
... sequen-
tially, then writes 100 Mbytes randomly to the existing file, then
reads 100 Mbytes randomly from the file, and finally reads the file
sequentially again. The bandwidth of each of the five phases ... whose file system is based on
Unix FFS. The benchmarks are synthetic so they do not
represent realistic workloads, but they illustrate the
strengths and weaknesses of the two file systems. The
machine ... reading the files back; this is because the
files are read in the same order created andthe log-
structured file system packs the files densely in the log.
Furthermore, Sprite LFS only kept the disk...