Tài liệu Linux Commands doc
Tài liệu Linux Commands doc
... usseradd bill
Quản lý user và group
•
Xóa tài khoản người dùng
–
Câu lệnh: deluser hay userdel
–
Xóa tài khoản thì có thể dùng cách sau:
•
1. Xóa bỏ dòng có chứa tài khoản trong tập tin /etc/passwd ... hóa tạm thời tài khoản người
dùng thì để dấu * trước trường mật khẩu và đừng
sửa đổi bất cứ thông tin gì khác.
Quản lý user và group
•
Dùng chức năng
Group
–
Mỗi tài khoản
trong...
Tài liệu linux-basic doc
... Qun tr H thng Linux - C bn
1
TÀI LIU ÀO TO
QUN TR H THNG LINUX
Tài liu này đc biên son theo tài liu ging dy ca Vin Linux
(LPI)
HÀ ... ngun nhân c.
rm linux
Mã ngun ca nhân đóng gói di dng gói RPM thng to ra mt liên kt tên
là linux- 2-4
• Gii nén mã ngun mi (e.g linux- 2.4.20.tar.bz2)
tar xjf linux-...
Tài liệu PLOTTING COMMANDS docx
... Attia, John Okyere. “Plotting Commands. ”
Electronics and Circuit Analysis using MATLAB.
Ed. John Okyere Attia
Boca Raton: CRC ... operator is using will either display
both windows simultaneously or one at a time. The following commands can
be used to select and clear the windows:
shg - shows graph window
any key - brings ... CRC Press LLC
© 1999 CRC Press LLC
Figure 2.7 P...
Tài liệu Linux Virtual Server Administration for red hat enterprise linux 5.1 doc
... packets to the LVS router
Chapter 1. Linux Virtual Server Overview
8
Linux Virtual Server Administration
5.1
Linux Virtual Server (LVS)
for Red Hat Enterprise
Linux 5.1
ISBN: N/A
Publication date:
which ... failover.
Chapter 1. Linux Virtual Server Overview
14
Chapter 2, Initial LVS Configuration reviews important post-installation configuration steps you
should take before configur...
Tài liệu Linux Device Drivers-Chapter 3: Char Drivers docx
... offers a way to issue device-specific commands
(like formatting a track of a floppy disk, which is neither reading nor
writing). Additionally, a few ioctl commands are recognized by the
kernel ... tries to access invalid addresses.[17]
[17]The word oops is used as both a noun and a verb by Linux enthusiasts.
When you unload the driver without unregistering the major number,
recove...
Tài liệu Linux Device Drivers-Chapter 7 : Getting Hold of Memory doc
... Memory
Thus far, we have used kmalloc and kfree for the allocation and freeing of
memory. The Linux kernel offers a richer set of memory allocation
primitives, however. In this chapter we look ... details of memory management in this chapter, but will defer it to
"Memory Management in Linux& quot; in Chapter 13, "mmap and DMA".
The Real Story of kmalloc
The kmalloc all...
Tài liệu Linux Device Drivers-Chapter 8 :Hardware Management docx
...
Although playing with scull and similar toys is a good introduction to the
software interface of a Linux device driver, implementing a real device
requires hardware. The driver is the abstraction ... picture by showing you how a driver can access I/O
ports and I/O memory while being portable across Linux platforms.
This chapter continues in the tradition of staying as independent of...
Tài liệu Linux Device Drivers-Chapter 9 :Interrupt Handling Although doc
... interruptis simply a signal that the
hardware can send when it wants the processor's attention. Linux handles
interrupts in much the same way that it handles signals in user space. For the
most ...
hardware device isn't enough; a software handler must be configured in the
system. If the Linux kernel hasn't been told to expect your interrupt, it will
simply acknowledge...
Tài liệu Linux Device Drivers-Chapter 10 :Judicious Use of Data Types doc
... portability issues. Modern versions of the Linux kernel are highly
portable, running on several very different architectures. Given the
multiplatform nature of Linux, drivers intended for serious ... constructs.
There are dozens of similar routines; you can see the full list in
< ;linux/ byteorder/big_endian.h> and
< ;linux/ byteorder/little_endian.h>. After a while, the pat...
Tài liệu Linux Device Drivers-Chapter 11 : kmod and Advanced docx
... are defined in < ;linux/ autoconf.h>. You
should, however, include < ;linux/ config.h> instead, because the latter
is protected from double inclusion, and sources < ;linux/ autoconf.h> ... prepend the file with a compilation
command like:
gcc -DMODVERSIONS -include
/usr/src /linux/ include /linux/ modversions.h
After the header is included, whenever the module uses a kern...