darcs

Issue 1962 rollback space usage extremely high

Title rollback space usage extremely high
Priority bug Status given-up
Milestone Resolved in
Superseder Nosy List dmitry.kurochkin
Assigned To
Topics Performance

Created on 2010-09-29.13:37:20 by igloo, last changed 2017-07-31.00:06:45 by gh.

Messages
msg12620 (view) Author: igloo Date: 2010-09-29.13:37:19
rollback space usage extremely high:

$ darcs2 --version
2.4.3 (release)
$ darcs2 get ghc hashed --hashed
[...]
$ cd hashed
$ darcs2 changes -v --last 1
Tue Sep 28 21:19:38 BST 2010  Ian Lynagh <igloo@earth.li>
  * Fix hsc2hs docs: 'gcc' is now the default compiler, not 'ghc'; fixes
#4341
    {
    hunk ./docs/users_guide/utils.xml 208
    -       <command>ghc</command>)</para>
    +       <command>gcc</command>)</para>
    }
$ darcs2 changes -p 'Fix hsc2hs docs.*4341' 
Tue Sep 28 21:19:38 BST 2010  Ian Lynagh <igloo@earth.li>
  * Fix hsc2hs docs: 'gcc' is now the default compiler, not 'ghc'; fixes
#4341
$ ulimit -v 800000
$ time darcs2 rollback -a -m foo -p 'Fix hsc2hs docs.*4341'
darcs2: out of memory (requested 1048576 bytes)
darcs2 rollback -a -m foo -p 'Fix hsc2hs docs.*4341'  20.93s user 2.37s
system 95% cpu 24.516 total
msg12633 (view) Author: kowey Date: 2010-10-04.10:29:05
Need to figure out: regression? and against what version?
History
Date User Action Args
2010-09-29 13:37:20igloocreate
2010-10-04 10:29:06koweysetpriority: bug
status: unknown -> needs-reproduction
topic: + Performance
messages: + msg12633
2017-07-31 00:06:45ghsetstatus: needs-reproduction -> given-up