Re: lug-bg: undelete unerase za linux

2004-02-13 Thread Tsvetin Vasilev
  , 
 :))
:
http://www.linux.org.ru/view-message.jsp?msgid=487734

   ,   
 ;-)
.

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Re: lug-bg: undelete unerase za linux

2004-02-13 Thread Alexander Popov
Mi to zatowa e linux :))) (vizh quote-a po dolu ;) )

Tsvetin Vasilev wrote:
  , 
 :))
:
http://www.linux.org.ru/view-message.jsp?msgid=487734

   ,   
 ;-)
.
 

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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread Tsvetin Vasilev
Chestno kazano twyrde mnogo se symniawam che se zanuliawa cialoto 
prostranstwo na fajla pri delete, naj-malkoto shte e twyrde bawno. Imaj 
predwid, che pri takyw scenarij pri iztriwane na file ~600MB, towa na 
praktika shte wodi do zapis na ~600MB na diska, koeto e absurd. Oswen 
towa ne zabrawiaj che mozhesh da si ja montirash kato ext2, rabotish si 
s neja s toolowete /syshtoto towa rm/ s koito rabotish i sys ext2, 
Naistina si mislia che w sluchaja podozrenijata ti ne sa osnowatelni.

Plamen Tonev wrote:
On Thu, 12 Feb 2004 08:57:43 +
Elin [EMAIL PROTECTED] wrote:

10x za savetite filovata sistema e na ext3, s rm pochti nesam prail 
greshkata da istria pogreshen fil no pozvam mno mc to i mesto F10 
natiskam F8 i doakto se osetia sam dal YES


ext3 ne mojesh da undelete-nesh. Uj razlikata s ext2 e samo journal-a, ama ne e taka...rm zanuljava failovete i njama kak da gi vyrnesh. Za ext2 pyk si ima razlichni toolove, koito vyrshat edna i syshta rabota. Btw ne polzvam mc no mislja che daje toi si imashe undelete za ext2.



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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread Alexander Popov


Tsvetin Vasilev wrote:
Doncho Angelov wrote:

Elin wrote:


hi niako znaeli tools analogicen na unerase ili undelelet pod linux


tar -zxf   ,.tgz

.
 -  !
  ext2 ext3  ,  
,   
, 
,   

  
  
rm
 

   rm  $PATH.

 :)
Towa e dobra ideq. Kato che li she e naj chistiq i byrz wariant. Kato mi 
ostane malko wreme mozhe da si poigraq da go naprawq

 .

 

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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread Alexander Popov
mislq che e se taq dali she gi razkarash s mc ili na ryka
maj nqma da stane nomera s undelet-waneto
Elin wrote:
10x za savetite filovata sistema e na ext3, s rm pochti nesam prail 
greshkata da istria pogreshen fil no pozvam mno mc to i mesto F10 
natiskam F8 i doakto se osetia sam dal YES

Tsvetin Vasilev wrote:

Doncho Angelov wrote:

Elin wrote:


hi niako znaeli tools analogicen na unerase ili undelelet pod linux




tar -zxf   ,.tgz

.
 -  !
  ext2 ext3  ,  
,   
, 
,   

 
   
rm

 
   rm  $PATH.

 :)
 .

 

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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread Doncho N. Gunchev
On Wednesday 11 February 2004 17:29, Elin wrote:
 hi niako znaeli tools analogicen na unerase ili undelelet pod linux
 
Ima proekt libtrash - http://freshmeat.net/projects/libtrash/

Mislq imashe pone oshte edno podobno reshenie, no towa weche e stable :)

Za razlika ot funktziqta na mc (Midnight Commander) za undelete na
ext2/ext3, towa ne e swyrzano izobshto s tipa na failowata sistema.
Midnight Commander ima tazi funktziq ot mnogo wreme, no po podrazbirane
ne e wkliuchena. Ot sobstwen opit, wyzstanovwqwaneto e tolkowa neweroqtno
che ne si struwa opitite ako po diska e zapisan/dopylnen dori edin fail...

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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread Tsvetin Vasilev
LKM-HOWTO- :)

Alexander Popov wrote:


Tsvetin Vasilev wrote:

Doncho Angelov wrote:

Elin wrote:


hi niako znaeli tools analogicen na unerase ili undelelet pod linux




tar -zxf   ,.tgz

.
 -  !
  ext2 ext3  ,  
,   
, 
,   

 
   
rm

 
   rm  $PATH.

 :)


Towa e dobra ideq. Kato che li she e naj chistiq i byrz wariant. Kato mi 
ostane malko wreme mozhe da si poigraq da go naprawq

 .

 

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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread George Danchev
On Thursday 12 February 2004 10:42, Minko Markov wrote:
 --- Plamen Tonev [EMAIL PROTECTED] wrote:
 

  ext3 ne mojesh da undelete-nesh. Uj razlikata s ext2 e samo journal-a,
  ama ne e taka...rm zanuljava failovete  

 Kakvo znachi zanulyava, prezapisva sektorite s nuli?

 Tova ne e verno,  ponezhe mozhe da ima nyakolko
 hard linka kqm fayla i togava rm prosto maha edin ot linkovete.

syglasen. stoto ext3 v vsy4kite si tri rejima vinagi goni da sync-va data-ta v 
main fs-a, osven v journal file-a. Pone az ne vijdam kak moje da se hvane 
ex3 kernel driver-a v mode=ordered (default) v systoqnie kogato sled rm da e 
ostanalo nesto ot iztritiq file.

 Ako ima samo edin hard link, *mislya*, che rm pak ne trie samite
 sektori na sqdqrzhanieto, a gi markira kato svobodni. Az sqm na
 ext3fs i iztrivane na film ot 700MB stava prakticheski momentalno,
 s minimalna aktivnost na diska. Ako go prezapisvashe s nuli,
 shteshe da e dosta po-dqlgo -- sqdya po tova, kolko otnema da
 se napravi cp ili mv na takqv file i kolko shumi diska pri tova.

rm e easy otkym IO activity stoto prosto v inode-to na file-a (dori i golqm da 
e toj) se vpisva 4e nqma nisto ot edi koj si do edi koj si secror. Kogato se 
creat-va nov file s cp togava se pishat i samite data. Tova bez zna4enie 
journal fs-a i v kyf rejim raboti. Komandata mv systo e easy kogato e v 
ramkite na edin fs, zastoto togava file data-ta ne se pipat vyobste a pak se 
pipa v inodes na stariq i noviq file, kato se ukazva 4e ve4e noviq file e v 
edi koj si sectors, moje da e v nqkolko takiva par4eta ot-do kato sectors.

 PSTezi dni vidyah diskusiya na kernel mail lista za ext2 i eventualno
 recovery na informaciya sled rm (samo che celta tam e tochno obratnata,
 da se napravi info-to nedostqpno sled rm)
  http://marc.theaimsgroup.com/?t=10753084953r=2w=1
  http://marc.theaimsgroup.com/?t=10753084953r=1w=1

wipe -- A UNIX tool for secure deletion
http://abaababa.ouvaton.org/wipe/
(bez zna4enie filesystem-a)

rabotata na tozi util moje da se integrira v samite filesystem drivers v 
kernel-a i v /proc da ima promeliva s koqto da se aktivira ili deaktivira, 
stoto ako e samo aktiviran ste vi pisne da 4akate da se pishat nuli otgore 
vyrhu iztritite sectors ;-)

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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread Minko Markov
--- George Danchev [EMAIL PROTECTED] wrote:
 On Thursday 12 February 2004 10:42, Minko Markov wrote:
  --- Plamen Tonev [EMAIL PROTECTED] wrote:
  
 
   ext3 ne mojesh da undelete-nesh. Uj razlikata s ext2 e samo journal-a,
   ama ne e taka...rm zanuljava failovete  
 
  Kakvo znachi zanulyava, prezapisva sektorite s nuli?
 
  Tova ne e verno,  ponezhe mozhe da ima nyakolko
  hard linka kqm fayla i togava rm prosto maha edin ot linkovete.
 
 syglasen. stoto ext3 v vsy4kite si tri rejima vinagi goni da sync-va data-ta v 
 main fs-a, osven v journal file-a. 

Ne stava duma za ext3. Priznavam, che ne ya znam, no tova,
koeto kazvah, vazhi za vsyakakva UNIX instalaciya bez
ogled na faylovata sistema.

Ako napravish

cat  A
 ... neshto si ...
^D
ln A B
rm -f A

to B prodqlzhava da sqshtestvuva i B  sqdqrzha
tochno tova, koeto e imalo v A.
A i B sa ravnostoyni pointer-i kqm edno i sqshto
neshto i rm -f A iztriva samo pointera narechen
A bez da pipa sqdqrzhanieto, kamo li da go nulira.
Za tova govoreh.

 rm e easy otkym IO activity stoto prosto v inode-to na file-a (dori i golqm da 
 e toj) se vpisva 4e nqma nisto ot edi koj si do edi koj si secror.

Ami znachi sqm prav, che ne go nulira.

A propos, zashto v inode-a na file-a? Iskash da kazhesh,
v inode-a na dir-a? Nali rm -f A iztriva inode-a, pri polozhenie,
che A e edinstveniyat hard link kqm tozi file?

Komandata mv systo e easy 
  kogato e v 
 ramkite na edin fs, zastoto togava file data-ta ne se pipat vyobste

Da. Imah predvid mv ot edin partition v drug.

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Re: lug-bg: undelete unerase za linux

2004-02-12 Thread Tsvetin Vasilev
Principno e taka i na praktika e wiarno, no w opredeleni uslowija lichno 
sym izwazhdal na dwa pyti ot ext2 fajlowe :)) wiarno ne 100%, no ne 
po-malko ot 85% :))) i se kasae za ne golemi fajlecheta w kolichestwa ot 
poriadyka na ~800-900MB, mda dosta tegawa rabota e no stawa makar che 
pak powtariam bez hubawo howto i docs za ext2 niama smisyl da se pochwa
Ot sobstwen opit, wyzstanovwqwaneto e tolkowa neweroqtno
che ne si struwa opitite ako po diska e zapisan/dopylnen dori edin fail...

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lug-bg: undelete unerase za linux

2004-02-11 Thread Elin
hi niako znaeli tools analogicen na unerase ili undelelet pod linux


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Re: lug-bg: undelete unerase za linux

2004-02-11 Thread Doncho Angelov

Elin wrote:

 hi niako znaeli tools analogicen na unerase ili undelelet pod linux

tar -zxf   ,.tgz

.
 -  !

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Re: lug-bg: undelete unerase za linux

2004-02-11 Thread Alexander Popov
za kakyw filesystem?

Elin wrote:
hi niako znaeli tools analogicen na unerase ili undelelet pod linux

 

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Re: lug-bg: undelete unerase za linux

2004-02-11 Thread Tsvetin Vasilev
Doncho Angelov wrote:
Elin wrote:


hi niako znaeli tools analogicen na unerase ili undelelet pod linux


tar -zxf   ,.tgz

.
 -  !
  ext2 ext3  ,  
,   
, 
,   

  
  
rm
 

   rm  $PATH.

 :)
 .


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Re: lug-bg: undelete unerase za linux

2004-02-11 Thread Elin
10x za savetite filovata sistema e na ext3, s rm pochti nesam prail 
greshkata da istria pogreshen fil no pozvam mno mc to i mesto F10 
natiskam F8 i doakto se osetia sam dal YES

Tsvetin Vasilev wrote:

Doncho Angelov wrote:

Elin wrote:


hi niako znaeli tools analogicen na unerase ili undelelet pod linux


tar -zxf   ,.tgz

.
 -  !
  ext2 ext3  ,  
,   
, 
,   

 
   
rm

 
   rm  $PATH.

 :)
 .

 

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Re: lug-bg: undelete unerase za linux

2004-02-11 Thread Nikolay Hristov
http://freshmeat.net/projects/recover/

tova sam go polzval za ext2 predi 2 godini i mi svarshi chudesna rabota 

On Thu, 2004-02-12 at 10:57, Elin wrote:
 10x za savetite filovata sistema e na ext3, s rm pochti nesam prail 
 greshkata da istria pogreshen fil no pozvam mno mc to i mesto F10 
 natiskam F8 i doakto se osetia sam dal YES

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Re: lug-bg: undelete unerase za linux

2004-02-11 Thread Plamen Tonev
On Thu, 12 Feb 2004 08:57:43 +
Elin [EMAIL PROTECTED] wrote:

 10x za savetite filovata sistema e na ext3, s rm pochti nesam prail 
 greshkata da istria pogreshen fil no pozvam mno mc to i mesto F10 
 natiskam F8 i doakto se osetia sam dal YES

ext3 ne mojesh da undelete-nesh. Uj razlikata s ext2 e samo journal-a, ama ne e 
taka...rm zanuljava failovete i njama kak da gi vyrnesh. Za ext2 pyk si ima razlichni 
toolove, koito vyrshat edna i syshta rabota. Btw ne polzvam mc no mislja che daje toi 
si imashe undelete za ext2.


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Re: lug-bg: undelete unerase za linux

2004-02-11 Thread Kliment Ognianov
Plamen Tonev wrote:

ext3 ne mojesh da undelete-nesh. Uj razlikata s ext2 e samo journal-a, 
ama ne e taka...rm zanuljava failovete i njama kak da gi vyrnesh. Za 
ext2 pyk si ima razlichni toolove, koito vyrshat edna i syshta rabota. 
Btw ne polzvam mc no mislja che daje toi si imashe undelete za ext2.
Mdam, mc pozvolqva da vuzstanovqvash iztriti failove, no _samo_ na ext2

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