28 июля 2008 г. 15:19 пользователь Dmitry E. Oboukhov <[EMAIL PROTECTED]>написал:
> > ...rsync увидит что на источнике файл имеет другие дату/размеры > и полностью его перекачает > Вот... пример для Lenny (образ netinst) $ ls -l debian-testing-i386-netinst.iso -rw-rw-rw- 1 belenkov belenkov 164186112 2008-07-14 12:22 debian-testing-i386-netinst.iso $ rsync -n -vv cdimage.debian.org: :cdimage/daily-builds/daily/arch-latest/i386/iso-cd/debian-testing-i386-netinst.iso opening tcp connection to cdimage.debian.org port 873 opening connection using --server --sender -vvn --list-only . cdimage/daily-builds/daily/arch-latest/i386/iso-cd/debian-testing-i386-netinst.iso MOTD: Welcome to the rsync archive at Academic Computer Club, Ume\#345 University. -rw-r--r-- 170082304 2008/07/26 13:30:26 debian-testing-i386-netinst.iso delta-transmission enabled sent 157 bytes received 170 bytes 218.00 bytes/sec total size is 170082304 speedup is 520129.37 Видим что файлы образов разные Запускаем обновление образа (вывод rsync немного сокращу): $ rsync --stats --progress -vv cdimage.debian.org::cdimage/daily-builds/daily/arch-latest/i386/iso-cd/debian-testing-i386-netinst.iso ./debian-testing-i386-netinst.iso ... delta-transmission enabled debian-testing-i386-netinst.iso 170082304 100% 1.79MB/s 0:01:30 (xfer#1, to-check=0/1) rsync[15768] (receiver) heap statistics: arena: 135168 (bytes from sbrk) ordblks: 3 (chunks not in use) smblks: 3 hblks: 2 (chunks from mmap) hblkhd: 532480 (bytes from mmap) allmem: 667648 (bytes from sbrk + mmap) usmblks: 0 fsmblks: 112 uordblks: 84736 (bytes used) fordblks: 50432 (bytes free) keepcost: 50288 (bytes in releasable chunk) rsync[15767] (generator) heap statistics: arena: 135168 (bytes from sbrk) ordblks: 3 (chunks not in use) smblks: 2 hblks: 1 (chunks from mmap) hblkhd: 266240 (bytes from mmap) allmem: 401408 (bytes from sbrk + mmap) usmblks: 0 fsmblks: 72 uordblks: 68872 (bytes used) fordblks: 66296 (bytes free) keepcost: 66176 (bytes in releasable chunk) Number of files: 1 Number of files transferred: 1 Total file size: 170082304 bytes Total transferred file size: 170082304 bytes Literal data: 89391544 bytes Matched data: 80690760 bytes File list size: 50 File list generation time: 0.001 seconds File list transfer time: 0.000 seconds Total bytes sent: 89906 Total bytes received: 89428044 sent 89906 bytes received 89428044 bytes 775047.19 bytes/sec total size is 170082304 speedup is 1.90 Собственно из 170 мегов образа реально выкачалось 89, что явно не весь образ -- С уважением, Евгений [EMAIL PROTECTED] Заметки линуксоида - http://linuz.pp.ru