the boot loader grub or lilo loads the system kernel into memory
Compiling the linux kernel
... NINH MẠNG ATHENA Bis Đinh Tiên Hoàng, P Đa Cao, Q.1, TP.HCM Tel: (84-8) 38244041 – 0989012418 www.athena.edu.vn Bài Lab 6: Compiling the linux kernel 1/ Kernel module: - Xem version kernel lệnh: ... insert - Chú ý: phải remove theo thứ tự ngược lại - Liệt kê module lại để kiểm tra 2/ Compiling kernel: - Download source kernel từ trang kernel. org - Để biên dịch kernel, cần cài C compiler Xem ... Kernel image initrd đưa vào /boot/ Với việc biên dịch kernel, với kernel có lỗi khác (Vì source kernel không đúng) Tùy theo tình phán đoán, có sửa chữa file C source kernel Biên soạn: Nguyễn Trí...
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Managing the System
... from the boot loader, the boot loader loads the kernel The following dilemma then occurs: the kernel needs to mount the root file system on the hard drive This requires the appropriate storage drivers ... the System For Ubuntu, and, in fact, most Linux systems these days, the Grand Unified Boot Loader (GRUB) is the boot loader that is used by default GRUB is a replacement for LILO, which was the ... counters and memory statistics vmstat -S M -s | less Display statistics in megabytes 725 M total memory 717 M used memory 486 M active memory 175 M inactive memory M free memory M buffer memory 120...
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Tài liệu Chapter-29-Starting and stopping the system doc
... multiple kernel components See the man page loader( 8) for more information By default, loader locates the kernel, the file /boot/ kernel/ kernel on the root file system, and loads it into memory You ... Self Test or POST has nothing to with FreeBSD • Next, the BIOS bootstrap loads the Master Boot Record from the first sector of the first disk on the system (C: in BIOS parlance) into memory and executes ... #root_disk_unit="0" # Force the root disk unit number #rootdev="disk1s1a" # Set the root filesystem • The kernel entry gives the name of the kernel, relative to the kernel directory /boot/ kernel Sometimes...
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Tài liệu Chapter-32-Updating the system software pptx
... administrator make world X-based programs in the Ports Collection make world Ports Collection make world make world make world make world make world Ports collection make world sysinstall, cvs make world ... It builds the rest of the system, with the exception of the kernel and the boot tools • It installs everything You can omit this stage by building the buildworld target instead of world It does ... specifying the -DNO_MODULES flag Install a kernel you have built with buildkernel reinstallkernel Install a kernel you have built with buildkernel Don’t rename the previous kernel directory to kernel. old...
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Tài liệu Understanding the Linux Kernel doc
... if there is enough memory available but it is not available as one contiguous chunk 1.6.8.3 Kernel Memory Allocator The Kernel Memory Allocator (KMA) is a subsystem that tries to satisfy the ... satisfy the requests for memory areas from all parts of the system Some of these requests come from other kernel subsystems needing memory for kernel use, and some requests come via system calls from ... reported by users The main algorithms and data structures used to implement the kernel are left unchanged.[5] [5] The practice does not always follow the theory For instance, the virtual memory...
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Tài liệu Sao lưu, quản lý người dùng, boot loader pptx
... useradd groupadd Bootloader Làm nhiệm vụ chuyển tiếp trình POST OS Các bootloader thông dụng linux: LILO GRUB GRUB bootloader Được cài đặt /boot/ grub File cấu hình: /boot/ grub/ menu.lst ... default timeout title root makeactive chainloader kernel initrd password GRUB Cài đặt lại grub: sudo grub find /boot/ grub/ stage1 root (hd?,?) setup (hd?) quit ... chọn có dạng key value sau: full: true or false: thực full backup clear: true or false: thực full bkup, xóa file incr bakup trước disabled: true or false: vô hiệu hóa script backup Quản...
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Tài liệu The Criminal Law Handbook Know Your Rights, Survive the System 9th edition doc
... fear that the police will distort their statements should insist that the police officers tape-record the conversation or prepare a written summary of it for the person to sign The tape or summary ... “I’ll continue gathering information in preparation for trial.” information over to the defense? information to the prosecutor? interview prosecution witnesses? attorney investigate the case? See ... confronted by police officers These individuals may then want to change what they’ve said to “set the record straight.” But the police (or a judge or jury) may regard the change of story as itself suspicious...
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Tài liệu The Conquest of the Old Southwest: The Romantic Story of the Early Pioneers into Virginia, The Carolinas, Tennessee, and Kentucky 1740-1790 pot
... before the influx into the Old Southwest of the tides of settlement from the northeast, the more adventurous struck straight westward in the wake of the fur-trader, and here and there erected the ... Fort in the midst of their towns at their own Request." The fort thereupon begun must have stood near the mouth of the South Fork of the Catawba River, as Dobbs says it was in the "midst" of their ... served the aborigines as a guide in their forest wanderings; there was the dizzy height of the Roan on the border; there was Mt Mitchell, portentous in its grandeur, the tallest peak on the continent...
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Tài liệu Báo cáo khoa học: "Correcting Object-Related Misconceptions: How Should The System Respond?" pdf
... that they not only correct the wrong information, but often include additional information to convince the user of the correction and /or refute the reasoning that may have led to the misconception ... THREE - The user w~s simply given bad information or has done some complicated reasoning which can not be duplicated by the system Just as in the TYPE TI~IREE superordinate misconception, the system ... to give tit- eorr¢,t I ;,n, ~or 445 misclassified object and the " o t h e r o b j e c t " are similar because they have some other c o m m o n superordinate The properties t h a t they share arc...
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Báo cáo khoa học: Heterologous synthesis of cytochrome c¢ by Escherichia coli is not dependent on the System I cytochrome c biogenesis machinery ppt
... 3A) These findings indicate that the heme is correctly incorporated into the apo-form of PHCP heterologously synthesized by E coli, even without the DsbD protein and without co-expression of the ... observed for the oxidized form of PHCP, indicating that the position of the sixth ligand to the heme iron is empty, as discussed for other cytochromes c¢ [14] In addition, the a-band in the pyridine ... the authentic PHCP protein Visible absorption spectra of the authentic PHCP protein purified from H thermoluteolus were obtained to examine the local heme environment in the protein interior The...
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Knowledge map of the virtual economy - CONVERTING THE VIRTUAL ECONOMY INTO DEVELOPMENT POTENTIAL docx
... : Author’s analysis Microwork 25 4.3.2 Work aggregators Work aggregators provide transformers with the actual workforce needed to complete the tasks They are able to distribute microwork to ... studies by the Korea Creative Content Agency, the China Internet Network Information Center, the International Data Corporation and others are used as the basis By comparing the data from the developed ... Author’s estimate The majority of other significant regions for the secondary market are located in Asia The participation ratio for these markets is estimated to be roughly the same as for major...
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Rootkits - subverting the windows kernel
... suitable for use by a network worm Hardware-specific attacks don't work well for worms The network-worm strategy is facilitated by largescale, homogenous computing In other words, network worms work ... Modifying the boot loader The boot loader can be modified to apply patches to the kernel before it loads An advantage is that the kernel file itself will not appear modified if the system is ... Surviving Reboot Conclusion Chapter The Hardware Connection Ring Zero Tables, Tables, and More Tables Memory Pages The Memory Descriptor Tables The Interrupt Descriptor Table The System Service...
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Báo cáo "The dependence of the nonlinear absorption coefficient of strong electromagnetic waves caused by electrons confined in rectangular quantum wires on the temperature of the system" doc
... that the absorption coefficient depends strongly and nonlinearly on the temperature T of the system As the temperature increases the nonlinear absorption coefficient increases until it reached the ... (peak) and then it decreases At different values of the size Lx and Ly of wire the temperature T of the system at which the absorption coefficient is the maximum value has different values For example, ... wire, the intensity E0 of the strong electromagnetic wave Specifically, when the intensity E0 of the strong electromagnetic wave (or the size Lx and Ly of wire) changes the temperature T of the system...
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SIEMENS - simatic modifying the system during operation via CiR doc
... for DP master system, 80 for PA master system The default settings of the CiR objects are the same for all CPUs Therefore, check the activation of the CiR compatibility of a master system for ... storage on the CPU for all modules within the station, regardless of whether or not you are given the option of saving the configuration data on the module itself or on the CPU Modifying the System ... the I/O bytes of the CiR elements at this master system The system load for the each CPU type used to calculate the required load for the master system and the time per byte can be found in the...
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Report of the Independent Audit into the State of Free Speech in Australia potx
... on the attitude of the magistrate or registry staff In the jurisdictions with media liaison officers the system appears to work more efficiently and more predictably There is also lack of uniformity ... of the order There is confusion about the standing of media organisations to appear in relation to the making of, amending of or appeal against suppression orders The lack of uniformity in the ... anything other than the most routine information They have lost sight of the public nature of their role and the legitimate interest of the public in the workings of government and government organisations...
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o'reilly - understanding the linux kernel
... if there is enough memory available but it is not available as one contiguous chunk 32 Understanding the Linux Kernel 1.6.8.3 Kernel Memory Allocator The Kernel Memory Allocator (KMA) is a subsystem ... satisfy the requests for memory areas from all parts of the system Some of these requests will come from other kernel subsystems needing memory for kernel use, and some requests will come via system ... only in Kernel Mode The corresponding Segment Selector is defined by the KERNEL_ CS macro: in order to address the segment, the kernel just loads the value yielded by the macro into the cs register...
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Security Considerations in the System Development Life Cycle potx
... Certification statement for the information system Implementer’s Tips Authorizing officials need to make risk decisions not only for the information system, but for the risk extended to the organization ... ensure correct performance The organization sanitizes or destroys information system digital media before its disposal or release for reuse outside the organization, to prevent unauthorized individuals ... that the system owner categorize the information, assess the nature of the medium on which it is recorded, assess the risk to confidentiality, and determine the future plans for the media Then,...
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The Book of Xen: A Practical Guide for the System Administrator doc
... include the hypervisor’s memory region NOTE This leads to the common /lib/tls problem See Chapter 15 for more information But wait! There’s more Each memory segment can also be protected by the system ... networking Using the system timer, the domain can give up the CPU for a while and request to be woken back up in time to refill the network buffer or send out the next ping The administrator can ... similar to those for memory allocation The hypervisor also locks the pages in question, ensuring that the application doesn’t try to give them away or use them incorrectly As the contents of a...
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Báo cáo khoa học: "RELATING SYNTAX AND SEMANTICS: THE SYNTACTICO-SEMANTIC LEXICON OF THE SYSTEM VIE-LANG" doc
... of the semantic net To produce the semantic r e p r e s e n t a t i o n of an input word the parser accesses the SSL entry of this word For each word there may be several word-sense entries The ... entries The LSs of all word-sense entries for a word incorporate the information n e c e s s a r y to d i s t i n g u i s h one sense from the others The parser interprets the LSs as c o n d i t ... d s on the p a t t e r n of i n d i v i d u a l s in the e p is o d i c layer of the net The c r i t e r i a for this selection are attached to the generic concept of the root node in form of...
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