sgi apos s xfs file system

Sun’s Network File System (NFS)

Sun’s Network File System (NFS)

... getting some sense of how this protocol is turned into a file system across the client-side file system and the file server The client-side file system tracks open files, and generally translates application ... from existing systems? 48.1 A Basic Distributed File System We now will study the architecture of a simplified distributed file system A simple client/server distributed file system has more components ... execute the actions needed to service those system calls For example, if the client issues a read() request, the client-side file system may send a message to the server-side file system (or, more...

Ngày tải lên: 16/08/2016, 19:10

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AN1045   implementing file IO functions using microchip’s memory disk drive file system library

AN1045 implementing file IO functions using microchip’s memory disk drive file system library

... FILE SYSTEM FIGURE 1: DISK STRUCTURE A FAT16 file system stores data in sectors A sector size of 512 bytes is common Since the number of available memory addresses is capped at FFFFh, sectors ... SetClockVars This API sets the timing variables used to set file create/modify/access times This function is only used when the user-defined Clock mode is selected Syntax int SetClockVars (unsigned ... FSfclose This API closes an opened file Syntax int FSfclose( FSFILE *stream ) Parameters stream – A pointer to a FILE structure obtained from a previous call of FSfopen Return Values Returns...

Ngày tải lên: 11/01/2016, 16:37

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A Fast File System for UNIX

A Fast File System for UNIX

... systems are composed of many small files A uniformly large block size wastes space Table shows the effect of file system block size on the amount of wasted space in the file system The files measured ... file system) , each disk drive is divided into one or more partitions Each of these disk partitions may contain one file system A file system never spans multiple partitions.† A file system is described ... processor Each file system is parameterized so that it can be adapted to the characteristics of the disk on which it is placed For mass storage devices such as disks, the new file system tries to...

Ngày tải lên: 12/09/2012, 14:16

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The Design and Implementation of a Log-Structured File System

The Design and Implementation of a Log-Structured File System

... synthetic so they not represent realistic workloads, but they illustrate the strengths and weaknesses of the two file systems The machine used for both systems was a Sun-4/260 (8.7 integer SPECmarks) ... Performance of Diskless Workstations,’’ Transactions on Computer Systems 4(3) pp 238-268 (Aug 1986) Marshall K McKusick, ‘‘A Fast File System for Unix,’’ Transactions on Computer Systems 2(3) pp 181-197 ... paper we use the Berkeley Unix fast file system (Unix FFS) as an example of current file system design and compare it to log-structured file systems The Unix FFS design is used because it is well documented...

Ngày tải lên: 12/09/2012, 15:05

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Windows 2003 EFS EFS (Encrypting File System)

Windows 2003 EFS EFS (Encrypting File System)

... cầu đến EFS driver EFS driver khôi phục DDF gửi đến EFS service Với private key người dùng, EFS service s dụng chìa khóa để giải mã DDF nhằm có FEK gửi FEK cho EFS driver EFS driver s dụng FEK ... Properties; chép tập tin cần mã hóa vào thư mục mã hóa s dụng dòng lệnh “Cipher.exe” cửa s DOS – Prompt TASK 3F-1 Encryting Files Tại phân vùng NTFS, tạo text document với tên Mine.txt s văn ... EFS and Users Một điều mà cho tốt-hoặc-xấu EFS người dùng s dụng quyền admin Các hệ thống EFS tự động tạo khoá yêu cầu,nếu người dùng cặp khóa công khai Tập tin thư mục đánh dấu mã hóa s tập...

Ngày tải lên: 14/09/2012, 09:57

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Tutorial for Novices to Agilent’s Advanced Design System (ADS)

Tutorial for Novices to Agilent’s Advanced Design System (ADS)

... parameters of the S Parameter part Start = 1GHz, Stop=3GHz and Step=0.2GHz Start= GHz Stop= GHz Step =0.2GHz © Dr.B .S. Virdee 12 12 Add MSUB • On the Schematic Window: get a part MSUB under Tlines-Microstrip ... mouse button • To stop adding the part, push ESC key, or select ‘End commend ESC’ in the menu by clicking right mouse button Category Part Window Select TLine-Microstrip category Use the scroll ... and place © Dr.B .S. Virdee 11 11 Add S Parameter • On the Schematic Window: get a part S P under Simulation-Sparam, or type S_ param’ in the part window • Then, paste the part as shown in Figure...

Ngày tải lên: 15/10/2012, 08:33

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Sửa lỗi thiếu file System và Software không vào được Windows

Sửa lỗi thiếu file System và Software không vào được Windows

... cd SYSTEM3 2 < Enter sau C:\WINDOWS \SYSTEM3 2\ bạn nhập tiếp CD CONFIG < Enter C:\WINDOWS \SYSTEM3 2\CONFIG\ Từ bạn nhập cú pháp: ren system system.old < Enter Suy nguyên hàng C:\WINDOWS \SYSTEM3 2\CONFIG\REN ... C:\WINDOWS \SYSTEM3 2\CONFIG\REN SYSTEM SYSTEM.OLD Mục đích cú pháp ren < Rename fille system máy thành file system. old Sau nhập tiếp CODE Copy C:\Windows\repair \system < Enter Suy nguyên dòng CODE C:\WINDOWS \SYSTEM3 2\CONFIG\COPY ... C:\WINDOWS\REPAIR \SYSTEM < Enter Mục đích code copy file SYSTEM từ thư mục Repair, file file chuẩn chưa hư vào thư mục SYSTEM3 2 ĐỐI VỚI MÁY HƯ FILE SOFTWARE THÌ cách làm sau Cũng tới bước C:\WINDOWS \SYSTEM3 2\CONFIG\...

Ngày tải lên: 25/06/2013, 01:25

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Sửa lỗi thiếu file System và Software không vào được Windows

Sửa lỗi thiếu file System và Software không vào được Windows

... C:WINDOWSSYSTEM32CONFIG Từ bạn nhập cú pháp: ren system system.old < Enter Suy nguyên hàng C:WINDOWSSYSTEM32CONFIGREN SYSTEM SYSTEM.OLD Mục đích cú pháp ren < Rename fille system máy thành file system. old ... Sau nhập tiếp CODE Copy C:Windows epairsystem < Enter Suy nguyên dòng CODE C:WINDOWSSYSTEM32CONFIGCOPY C:WINDOWSREPAIRSYSTEM < Enter Mục đích code copy file SYSTEM từ thư mục Repair, file file ... password, bạn điền vào nhấn Enter Đối với máy bị hư file SYSTEM bạn làm sau Tại dấu nhắc C:WINDOWS bạn nhập cd SYSTEM3 2 < Enter sau C:WINDOWSSYSTEM32 bạn nhập tiếp CD CONFIG < Enter C:WINDOWSSYSTEM32CONFIG...

Ngày tải lên: 01/07/2013, 01:25

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File System and Disk Administration

File System and Disk Administration

... s kiểu hay dùng Linux ext2 Kiểu filesystem đợc dùng chủ yếu Linux partition iso9660 Kiểu ISO 9660 filesystem đợc dùng với CD-ROM disks sysv Kiểu Nhằm hỗ trợ cho dạng UNIX System V filesystem ... thống file cha đợc s n s ng cho việc s dung mà cần phải tạo file system Để tạo hệ thống file Linux dùng lệnh mke2fs (trong sun solaris dùng lệnh newfs), mkswap tạo swap file system Ví dụ mke2fs ... /var/spool/mail server1:/var/spool/mail 489702 Các cột thông tin gồm: Filesystem Chỉ file system 1024-blocks Chỉ s block file system (Tổng dung lợng.) Used S block s dụng Available S block...

Ngày tải lên: 28/09/2013, 11:20

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File systems

File systems

... - Thêm service vào danh s ch serv ice nạp vào khởi động: Kiểm tra lại danh s ch Services nạp vảo khởi động - Disable service: Disable service theo level: Kiểm tra lại danh s ch Services nạp vảo ... khởi động: Disable service tất level: Kiểm tra lại danh s ch Services nạp vảo khởi động; - Enable service: Kiểm tra lại danh s ch Services nạp vảo khởi động: IV/ Phục hồi Password User Root: Trong ... hiểu file cấu hình lilo.conf: man lilo.conf So s nh file cấu hình với file cấu hình grub.conf Biên soạn: Nguyễn Trí Thức – Lưu Hành Nội Bộ 68 TRUNG TÂM ĐÀO TẠO QUẢN TRỊ VÀ AN NINH MẠNG ATHENA Bis...

Ngày tải lên: 29/09/2013, 20:20

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Administering File Systems

Administering File Systems

... Administering File Systems Table 7-1: File System Types Supported in Linux (continued) File System Type Description vfat Extended FAT (VFAT) file system Useful when file systems need to share files ... IBM used for OS/2 Warp Tuned for large file systems and high-performance environments msdos MS-DOS file system Can be used to mount older MS-DOS file systems, such as those on old floppy disks ntfs ... ntfs Microsoft New Technology File System (NTFS) Useful when file systems need to share files with newer Windows systems (as with dual booting or removable drives) reiserfs Journaling file system...

Ngày tải lên: 29/09/2013, 22:20

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File system and Disk Administration

File system and Disk Administration

... thống file chưa s n s ng cho việc s dung mà cần phải tạo file system Để tạo hệ thống file Linux dùng lệnh mke2fs (trong sun solaris dùng lệnh newfs), mkswap tạo swap file system Ví dụ mke2fs /dev/hda1 ... Một s thao tác UNIX ỹ sysv Kiểu Nhằm hỗ trợ cho dạng UNIX System V filesystem ỹ msdos Kiểu DOS partition mà Linux truy nhập ỹ hpfs Kiểu High Performance filesystem Linux Managing disk use Để ... 50% /var/spool/mail server1:/var/spool/mail 489702 Các cột thông tin gồm: ỹ Filesystem Chỉ file system ỹ 1024-blocks Chỉ s block file system (Tổng dung lượng.) 77 Giới thiệu UNIX- Một s thao...

Ngày tải lên: 09/10/2013, 13:20

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Advanced File System Management

Advanced File System Management

... log section is used as a file system journal Changes in file system metadata are stored in it until the file system has time to commit these changes to the data section When the file system crashes, ... a file system already exists on that device So, if you want to re-create an XFS file system, make sure that you use the option Managing the XFS File System Before storing files on your XFS file ... later, use again, which switches on access to the file system again What About ReiserFS? There was a moment in time when ReiserFS was a stable and very fast file system This file system works particularly...

Ngày tải lên: 19/10/2013, 02:20

22 371 0
Managing File Systems

Managing File Systems

... area is mounted onto the file system so user programs can easily gain this information Line three shows the filesystem usbdevfs (the USB device filesystem) It is a dynamically generated filesystem, ... corrupted as has the fsck binary itself! It is also a good idea to run fsck only on unmounted file systems Using fsck fsck is run by issuing the command: fsck file_ system where file_ system is a device ... hpfs (There is also support for the FAT/FAT32 file system used by Windows 9x, and read only support for the NTFS file system) A file system is simply a set or rules and algorithms for accessing...

Ngày tải lên: 19/10/2013, 02:20

35 561 0
Chapter-10-File systems and devices

Chapter-10-File systems and devices

... presto:/home /presto/home presto: /S /S //guest@samba/public /smb ufs swap ufs ufs ext2fs msdos procfs linprocfs cd9660 nfs nfs nfs nfs smbfs rw 1 root file system sw 0 swap rw 2 /usr file system ... file system rw 2 Linux file system rw 2 Microsoft file system rw 0 proc pseudo-file system rw 0 ro 0 CD-ROM rw 0 NFS file systems on other systems rw 0 rw 0 rw 0 rw,noauto 0 SMB file system filesys.mm,v ... but this is messy /sbin System executables needed at system startup time These are typically system administration files that used to be stored in /etc /sys If present, this is usually a symbolic...

Ngày tải lên: 22/10/2013, 19:15

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Navigating the Windows 2000 File System with “Windows Explorer” and “My Computer”

Navigating the Windows 2000 File System with “Windows Explorer” and “My Computer”

... using Windows Explorer Close the Windows Explorer Window - IT Essentials II v2.0 - Lab 8.2.4 Copyright  2002, Cisco Systems, Inc Step 2: Navigating the Windows 2000 file system using My Computer ... folders What is another way to locate files or folders, or to navigate the Windows 2000 file system? - IT Essentials II v2.0 - Lab 8.2.4 Copyright  2002, Cisco Systems, ... itself and the contents of the Documents and Settings folder will display on the right side of the screen Now the user has successfully navigated to the “Administrative and All User” folder using...

Ngày tải lên: 04/11/2013, 16:15

3 436 0
Guide to Agilent’s Advanced Design System (ADS)

Guide to Agilent’s Advanced Design System (ADS)

... has an associated Symbol View with it - you save this to a component library and then it is accessible to other schematics - you can pass parameters into a Subcircuit - you use “Ports” to pass ... 624) 2) Setup your directory structure (if your first time using ADS) - ADS uses Projects to hold all of your schematics and simulation results One Project may contain numerous schematics (called ... appear that is untitled In this window you will enter your schematics and simulation setup options First, let s save this schematic to give it a name - File – Save Design - in the “Save As” dialog,...

Ngày tải lên: 06/11/2013, 12:15

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Tài liệu lỗi thiếu file System không vào được Windows doc

Tài liệu lỗi thiếu file System không vào được Windows doc

... sau C:WINDOWSSYSTEM32 bạn nhập tiếp CD CONFIG < Enter C:WINDOWSSYSTEM32CONFIG Từ bạn nhập cú pháp: ren system system.old < Enter Suy nguyên hàng C:WINDOWSSYSTEM32CONFIGREN SYSTEM SYSTEM.OLD Mục ... fille system máy thành file system. old Sau nhập tiếp CODE Copy C:Windows epairsystem < Enter Suy nguyên dòng CODE C:WINDOWSSYSTEM32CONFIGCOPY C:WINDOWSREPAIRSYSTEM < Enter Mục đích code copy file ... Windows bạn cài tài khỏan Administrator có password bước hỏi password, bạn điền vào nhấn Enter Đối với máy bị hư file SYSTEM bạn làm sau Tại dấu nhắc C:WINDOWS bạn nhập cd SYSTEM3 2 < Enter sau...

Ngày tải lên: 10/12/2013, 03:15

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Tài liệu Red Hat Global File System pptx

Tài liệu Red Hat Global File System pptx

... “GFS Software Subsystem Components” summarizes the GFS Software subsystems and their components Software Subsystem Components Description GFS gfs.ko Kernel module that implements the GFS file system ... GFS file systems: Number of file systems Determine how many GFS file systems to create initially (More file systems can be added later.) File- system name Determine a unique name for each file system ... File System This example reports extended file system usage about file system /gfs gfs_tool df /gfs This example reports extended file status about file /gfs/datafile gfs_tool stat /gfs/datafile...

Ngày tải lên: 10/12/2013, 06:15

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