UNIX Filesystems Evolution Design and Implementation PHẦN 6 potx

... /mnt read_pref_io = 65 5 36 read_nstream = 1 read_unit_io = 65 5 36 write_pref_io = 65 5 36 write_nstream = 1 write_unit_io = 65 5 36 pref_strength = 10 buf_breakup_size = 262 144 discovered_direct_iosz = 262 144 max_direct_iosz ... FLY ® 224 UNIX Filesystems Evolution, Design, and Implementation /dev/vx/dsk/fs1 95983 64 049 223 36 75% /mnt /dev/vx/dsk/snap1 10240 10240 0...

Ngày tải lên: 13/08/2014, 04:21

... command as follows: # fstyp -v /dev/vx/rdsk/fs1 ufs magic 11954 format dynamic time Fri Mar 8 09: 56: 38 2002 sblkno 16 cblkno 24 iblkno 32 dblkno 272 2 16 UNIX Filesystems Evolution, Design, and Implementation different. ... groups ( 16 c/g, 4.00MB/g, 1920 i/g) super-block backups (for fsck -F ufs -o b=#) at: 32, 82 56, 164 80, 24704, 32928, 41152, 493 76, 5 760 0, 65 824, 74048...

Ngày tải lên: 13/08/2014, 21:20

... O_WRONLY|O_CREAT|O_TRUNC, 066 6) = 4 read(3, " ;67 8901234 567 8901234 567 8901234 567 " , 40 96) = 40 96 write(4, "01234 567 8901234 567 8901234 567 8901" , 40 96) = 40 96 read(3, "1234 567 8901234 567 8901234 567 89012" ... O_WRONLY|O_CREAT|O_TRUNC, 066 6) = 4 time([99409 368 8]) = 99409 368 8 read(3, "01234 567 8901234 567 8901234 567 8901" , 163 84...

Ngày tải lên: 13/08/2014, 04:21

... user 3 36 OPEN FILES, POFILE FLAGS, AND THREAD REFCNT: [0]: F 300106fc690, 0, 0 [1]: F 300106fc690, 0, 0 [2]: F 300106fc690, 0, 0 [3]: F 300106fca10, 0, 0 280 UNIX Filesystems Evolution, Design, ... . other filesystems system calls local filesystem client server user kernel 258 UNIX Filesystems Evolution, Design, and Implementation [0]: F 300106fc690, 0, 0 [1]: F 300106f...

Ngày tải lên: 13/08/2014, 04:21

... 265 Traditional UNIX Tools 265 The tar, cpio, and pax Commands 266 The tar Archive Format 266 The USTAR tar Archive Format 266 Standardization and the pax Command 268 Backup Using Dump and Restore 268 Frozen-Image ... and Net/2 and porting it to large array of other platforms and architectures. Steve D. Pate UNIX ® Filesystems: Evolution, Design, and Implementatio...

Ngày tải lên: 13/08/2014, 04:21

... the file and passes a mode of 66 6. The resulting set of permissions will be 66 6 - 022 = 64 4, which gives the permissions -rw-r r Changing File Permissions There are a number of commands that ... 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, Design, and...

Ngày tải lên: 13/08/2014, 04:21

... -k physmem 3ac5 106fbe80$<page 106fbe80: vnode hash vpnext 30000aafe30 1073cb00 106fbe80 106fbe98: vpprev next prev 106fbe80 106fbe80 106fbe80 106fbeb0: offset selock lckcnt 00 0 106fbebe: cowcnt ... [PATE 96] describes a System V Release 3 variant. The UNIX versions described in both books bear most resemblance to the earlier UNIX research editions. 138 UNIX Filesystems Evolution,...

Ngày tải lên: 13/08/2014, 04:21

... mode 10 064 4 nlink 1 uid 0 gid 1 size 8192 atime 1017445593 220000 (Fri Mar 29 15: 46: 33 2002) mtime 101744 561 6 410003 (Fri Mar 29 15: 46: 56 2002) ctime 101744 561 6 410003 (Fri Mar 29 15: 46: 56 2002) aflags ... delayed. 166 UNIX Filesystems Evolution, Design, and Implementation years, he found it difficult to teach operating system concepts without any hands-on access to the...

Ngày tải lên: 13/08/2014, 04:21

... providing all of the features of the standard volume manager, has a number of goals: 3 46 UNIX Filesystems Evolution, Design, and Implementation Mounting and Unmounting the Filesystem The ux_read_super() ... to be displayed. 3 26 UNIX Filesystems Evolution, Design, and Implementation The source code, which is included in full later in the chapter, has been compiled and r...

Ngày tải lên: 13/08/2014, 04:21

... inode. 66 0 */ 66 1 66 2 dip->i_nlink++; 66 3 inode->i_uid = current->fsuid; 66 4 inode->i_gid = (dip->i_mode & S_ISGID) ? 66 5 dip->i_gid : current->fsgid; 66 6 inode->i_mtime ... 391 65 3 iput(inode); 65 4 return -ENOSPC; 65 5 } 65 6 ux_diradd(dip, (char *)dentry->d_name.name, inum); 65 7 65 8 /* 65 9 * Increment the parent link c...

Ngày tải lên: 13/08/2014, 04:21