unix filesystems evolution design and implementation phần 8 ppt

... displayed. 326 UNIX Filesystems Evolution, Design, and Implementation The source code, which is included in full later in the chapter, has been compiled and run on the standard 2.4. 18 kernel. Unfortunately, ... kernel source tree as follows: # cp /usr/src/linux-2.4. 18- 3/.config /usr/src/linux-2.4. 18/ .config 3 48 UNIX Filesystems Evolution, Design, and Implementation p...

Ngày tải lên: 13/08/2014, 04:21

... to the uxfs superblock. 3 38 UNIX Filesystems Evolution, Design, and Implementation place, the link can be tested by simply echoing a string through the cable on one end and reading it on another ... Single step the CPU until a branch is reached. The kdb (8) man page describes the other commands. 332 UNIX Filesystems Evolution, Design, and Implementation # make bzImage ob...

Ngày tải lên: 13/08/2014, 21:20

... using mmap(). offset = 1024 offset = 20 48 user address space mmap(0, 81 92, PROT_READ, MAP_PRIVATE, fd, 4096); 38 UNIX Filesystems Evolution, Design, and Implementation 10 char buf[BUFSZ]; 11 int ... parsing the command line to determine the input and output files, the starting position to read, the block size for reading, and so on. The 34 UNIX Filesystems Evolution, Des...

Ngày tải lên: 13/08/2014, 04:21

... direct I/O, unbuffered I/O, and data synchronous I/O are described in the section Data and Attribute Caching in Chapter 3. 188 UNIX Filesystems Evolution, Design, and Implementation interface to ... find the inode in the 184 UNIX Filesystems Evolution, Design, and Implementation within the microkernel. This prevents the filesystem from understanding the I/O pattern and...

Ngày tải lên: 13/08/2014, 04:21

... Management 280 Summary 283 Chapter 13 Clustered and Distributed Filesystems 285 Distributed Filesystems 286 The Network File System (NFS) 286 NFS Background and History 286 The Version 1 and 2 NFS ... compatibility at the standards level. Steve D. Pate UNIX ® Filesystems: Evolution, Design, and Implementation (VERITAS Series) UNIX Evolution and Standardization...

Ngày tải lên: 13/08/2014, 21:20

... 4 time([994093 688 ]) = 994093 688 read(3, "0123456 789 0123456 789 0123456 789 01" , 16 384 ) = 16 384 write(4, "0123456 789 0123456 789 0123456 789 01" , 81 ) = 81 write(4, "0123456 789 0123456 789 0123456 789 01" ... TEAM FLY ® 98 UNIX Filesystems Evolution, Design, and Implementation Mount and Umount System Call Handling As the precedin...

Ngày tải lên: 13/08/2014, 21:20

... on disk, and note the file offsets and size of the segments in question. 1 58 UNIX Filesystems Evolution, Design, and Implementation AT&T and the GFS architecture from Digital. The implementation ... now caches only filesystem meta-data (inodes and other structural components). 136 UNIX Filesystems Evolution, Design, and Implementation remained and the followi...

Ngày tải lên: 13/08/2014, 21:20

... and Net/2 and porting it to large array of other platforms and architectures. Steve D. Pate UNIX ® Filesystems: Evolution, Design, and Implementation (VERITAS Series) UNIX Evolution and Standardization ... shell and UNIX utilities 1003.3 Test methods and conformance 1003.4 Real-time interfaces 14 UNIX Filesystems Evolution, Design, and Implementation UNIX...

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... Count Sector Mount Dir 0 2 00 0 788 400 788 399 / 1 3 01 788 400 1049760 183 8159 2 5 00 0 83 8 080 0 83 80799 4 0 00 183 8160 4194720 603 287 9 /usr 6 4 00 603 288 0 2347920 83 80799 /opt The partition tag is ... 4 time([994093 688 ]) = 994093 688 read(3, "0123456 789 0123456 789 0123456 789 01" , 16 384 ) = 16 384 write(4, "0123456 789 0123456 789 0123456 789 01" ,...

Ngày tải lên: 13/08/2014, 04:21

... V Release 3 variant. The UNIX versions described in both books bear most resemblance to the earlier UNIX research editions. 1 38 UNIX Filesystems Evolution, Design, and Implementation 13 14 fd1 ... Solaris adb command is used as follows: # adb -k physmem 3ac5 106fbe80$<page 106fbe80: vnode hash vpnext 30000aafe30 1073cb00 106fbe80 106fbe 98: vpprev next prev 106fbe80 106fbe80...

Ngày tải lên: 13/08/2014, 04:21