Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!zaphod.mps.ohio-state.edu!swrinde!ucsd!ucbvax!C.CHEM.UPENN.EDU!YATES From: YATES@C.CHEM.UPENN.EDU ("Yates, John H.") Newsgroups: comp.sys.sgi Subject: 8mm Backup strangeness Message-ID: <9009042005.AA28494@remote.dccs.upenn.edu> Date: 4 Sep 90 21:05:00 GMT Sender: daemon@ucbvax.BERKELEY.EDU Organization: The Internet Lines: 366 I am finding Backup strangeness on 8mm Backup's. The following script should use Backup for /usr /u0 /u1, ... /u7 , rewind the tape and List_tape them all. I am glad I did this sanity check because some marbles (filesystems) are missing. (skip the sleep's, I don't think they are necessary and are only there as a desperate guess). What happens is, all of the Backups appear to work, but after rewinding and doing a List_tape, only the 3rd, 6th, and 9th sets appear. Some sort of header, trailer, tapemark problems with putting multiple Backup's on one 8mm tape? Anyone know what gives? Thanks, John yates@c.chem.upenn.edu The 8mmbackup script: echo "Starting 8mmBackup" df # sleep 60 mt -t /dev/rmt/tps0d6nr retension sleep 60 mt -t /dev/rmt/tps0d6nr rewind sleep 60 # echo "Backup /usr" Backup -t /dev/rmt/tps0d6nr /usr sleep 60 # echo "Backup /u0" Backup -t /dev/rmt/tps0d6nr /u0 sleep 60 # echo "Backup /u1" Backup -t /dev/rmt/tps0d6nr /u1 sleep 60 # echo "Backup /u2" Backup -t /dev/rmt/tps0d6nr /u2 sleep 60 # echo "Backup /u3" Backup -t /dev/rmt/tps0d6nr /u3 sleep 60 # echo "Backup /u4" Backup -t /dev/rmt/tps0d6nr /u4 sleep 60 # echo "Backup /u5" Backup -t /dev/rmt/tps0d6nr /u5 sleep 60 # echo "Backup /u6" Backup -t /dev/rmt/tps0d6nr /u6 sleep 60 # echo "Backup /u7" Backup -t /dev/rmt/tps0d6nr /u7 sleep 60 # echo "Rewind tape." mt -t /dev/rmt/tps0d6nr rewind sleep 600 # echo "List 1st Backup set (/usr)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 2nd Backup set (/u0)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 3rd Backup set (/u1)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 4th Backup set (/u2)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 5th Backup set (/u3)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 6th Backup set (/u4)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 7th Backup set (/u5)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 8th Backup set (/u6)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # echo "List 9th Backup set (/u7)" List_tape -t /dev/rmt/tps0d6nr sleep 60 # mt -t /dev/rmt/tps0d6nr rewind sleep 60 # df sleep 600 echo "Done." The results of running the script (most verboseness removed): Starting 8mmBackup Filesystem Type blocks use avail %use Mounted on /dev/root efs 31584 19127 12457 61% / /dev/u7 efs 245532 5834 239698 2% /u7 /dev/u6 efs 245532 60 245472 0% /u6 /dev/u5 efs 245532 27 245505 0% /u5 /dev/u4 efs 245532 700 244832 0% /u4 /dev/u3 efs 245532 352 245180 0% /u3 /dev/u2 efs 245532 56677 188855 23% /u2 /dev/u1 efs 245532 90632 154900 37% /u1 /dev/u0 efs 324576 78477 246099 24% /u0 /dev/tmp efs 378672 930 377742 0% /tmp /dev/scr efs 1965012 549040 1415972 28% /scr /dev/usr efs 979272 242345 736927 25% /usr /debug dbg 631656 104496 527160 17% /debug Backup /usr Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /usr c 2k of 8k [1] /usr/lost+found c 2k of 10k [1] /usr/lib c 2k of 12k [1] /usr/lib/inst ... c 2k of 160386k [1] /usr/local/man c 2k of 160388k [1] /usr/local/man/man1 c 6k of 160394k [1] /usr/local/man/man1/vmsbackup.1 Backup complete. Backup /u0 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u0 c 2k of 8k [1] /u0/lost+found c 2k of 10k [1] /u0/jy c 4k of 14k [1] /u0/jy/.profile c 4k of 18k [1] /u0/jy/.cshrc c 4k of 22k [1] /u0/jy/.login ... c 4k of 53832k [1] /u0/ap/temp1.f c 4k of 53836k [1] /u0/ap/eng1.f c 362k of 54198k [1] /u0/ap/a.out Backup complete. Backup /u1 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u1 c 2k of 8k [1] /u1/lost+found c 2k of 10k [1] /u1/wd c 4k of 14k [1] /u1/wd/.profile c 4k of 18k [1] /u1/wd/.cshrc c 4k of 22k [1] /u1/wd/.login ... c 112k of 53498k [1] /u1/wd/stuff/transnosym.log;2 c 280k of 53778k [1] /u1/wd/stuff/c3h3nh.log Backup complete. Backup /u2 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u2 c 2k of 8k [1] /u2/lost+found c 2k of 10k [1] /u2/voth c 4k of 14k [1] /u2/voth/.profile c 4k of 18k [1] /u2/voth/.cshrc ... c 10k of 33826k [1] /u2/wm/chain.mole/filout.2 c 458k of 34284k [1] /u2/wm/chain.mole/coord c 368k of 34652k [1] /u2/wm/chain.mole/lc Backup complete. Backup /u3 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u3 c 2k of 8k [1] /u3/lost+found c 2k of 10k [1] /u3/smith c 4k of 14k [1] /u3/smith/.profile c 4k of 18k [1] /u3/smith/.cshrc ... c 4k of 320k [1] /u3/gf/.cshrc c 4k of 324k [1] /u3/gf/.login Backup complete. Backup /u4 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u4 c 2k of 8k [1] /u4/lost+found c 2k of 10k [1] /u4/jo c 4k of 14k [1] /u4/jo/.profile c 4k of 18k [1] /u4/jo/.cshrc ... c 4k of 560k [1] /u4/ml/.cshrc c 4k of 564k [1] /u4/ml/.login Backup complete. Backup /u5 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u5 c 2k of 8k [1] /u5/lost+found c 2k of 10k [1] /u5/alex c 4k of 14k [1] /u5/alex/.profile c 4k of 18k [1] /u5/alex/.cshrc c 4k of 22k [1] /u5/alex/.login Backup complete. Backup /u6 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u6 c 2k of 8k [1] /u6/lost+found c 2k of 10k [1] /u6/dhb c 4k of 14k [1] /u6/dhb/.profile ... c 4k of 66k [1] /u6/mt/.cshrc c 4k of 70k [1] /u6/mt/.login Backup complete. Backup /u7 Backup started. Please wait... c 2k of 4k [1] / c 2k of 6k [1] /u7 c 2k of 8k [1] /u7/lost+found c 2k of 10k [1] /u7/er c 4k of 14k [1] /u7/er/.profile c 4k of 18k [1] /u7/er/.cshrc ... c 4k of 3400k [1] /u7/jl/.login c 2k of 3402k [1] /u7/jl/.news_time c 14k of 3416k [1] /u7/jl/q.q Backup complete. Rewind tape. List 1st Backup set (/usr) <---- but it isn't it is /u1, the 3rd set Tape listing started. Please wait... Tape Header =========== label: Partial Backup created: Mon Sep 3 23:06:57 1990 device: /dev/rmt/tps0d6nr user: root group: sys system: a.chem a.chem 3.3 06011629 IP7 bru: "SGI Release 1.01" release: 9.11 variant: 1 Files ===== drwxr-xr-x 21 root sys 0 Sep 3 22:37 / drwxr-xr-x 4 root sys 0 Jul 27 16:59 /u1 drwx------ 2 root sys 0 Jul 26 17:18 /u1/lost+found drwxrwxr-x 6 dailey dailey 0 Aug 26 09:09 /u1/wd -rw-r--r-- 1 dailey dailey 534 Jul 27 16:59 /u1/wd/.profile -rw-r--r-- 1 dailey dailey 541 Aug 10 13:43 /u1/wd/.cshrc ... -rw-r----- 1 dailey dailey 97597 Aug 25 22:50 /u1/wd/stuff/transnosym.log;2 -rw-r----- 1 dailey dailey 248479 Aug 28 15:24 /u1/wd/stuff/c3h3nh.log Tape listing complete. List 2nd Backup set (/u0) <--- but it isn't it is /u4, the 6th Tape listing started. Please wait... set Tape Header =========== label: Partial Backup created: Mon Sep 3 23:30:41 1990 device: /dev/rmt/tps0d6nr user: root group: sys system: a.chem a.chem 3.3 06011629 IP7 bru: "SGI Release 1.01" release: 9.11 variant: 1 Files ===== drwxr-xr-x 21 root sys 0 Sep 3 22:37 / drwxr-xr-x 11 root sys 0 Aug 28 13:19 /u4 drwx------ 2 root sys 0 Jul 26 17:19 /u4/lost+found drwxrwxr-x 4 owrutsky hochstra 0 Aug 30 21:14 /u4/jo -rw-r--r-- 1 owrutsky sys 534 Aug 10 13:06 /u4/jo/.profile ... -rw-r--r-- 1 lester sys 534 Aug 28 13:20 /u4/ml/.profile -rw-r--r-- 1 lester sys 478 Aug 28 13:20 /u4/ml/.cshrc -rw-r--r-- 1 lester sys 476 Aug 28 13:20 /u4/ml/.login Tape listing complete. List 3rd Backup set (/u1) <---- but it isn't, it is /u7, the 9th set Tape listing started. Please wait... Tape Header =========== label: Partial Backup created: Mon Sep 3 23:34:35 1990 device: /dev/rmt/tps0d6nr user: root group: sys system: a.chem a.chem 3.3 06011629 IP7 bru: "SGI Release 1.01" release: 9.11 variant: 1 Files ===== drwxr-xr-x 21 root sys 0 Sep 3 22:37 / drwxr-xr-x 5 root sys 0 Aug 9 15:20 /u7 drwx------ 2 root sys 0 Jul 26 17:19 /u7/lost+found drwxrwxr-x 2 rescorla cooperma 0 Aug 24 09:03 /u7/er -rw-r--r-- 1 rescorla sys 534 Aug 9 15:16 /u7/er/.profile -rw-r--r-- 1 rescorla sys 478 Aug 9 15:16 /u7/er/.cshrc ... -rw-r--r-- 1 lalonde sys 476 Aug 9 15:20 /u7/jl/.login -rw-r--r-- 1 lalonde voet 0 Aug 30 10:38 /u7/jl/.news_time -rw-r----- 1 lalonde voet 9800 Aug 30 16:40 /u7/jl/q.q Tape listing complete. List 4th Backup set (/u2) (then it just hangs here because /u7 is last partition backed up to tape)