> Sun Chao (my former colleague at Huawei) found a bug of
> git-pack-redundant. If there are too many packs and many of them
> overlap
> each other, running `git pack-redundant --all` will exhaust all memories
> and the process will be killed by kernel.
>
> There is a script in commit log of commit 2/3, which can be used to
> create a repository with lots of redundant packs. Running `git
> pack-redundant --all` in it can reproduce this issue.
SZEDER reported that t5233 won't pass for MacOS. See solution in patch
4/5.
Changes since reroll v4:
* Rewrite t5323, add more test cases.
* Add two new patches, one for refactor, and another changed sorting
method and fixed t5323 for the new algorithm.
Range diff with sc/pack-redundant feature branch:
1: 702267a888 < -: ---------- t5323: test cases for git-pack-redundant
-: ---------- > 1: 40fea5d67f t5323: test cases for git-pack-redundant
2: c4b133d858 = 2: 50cd5a5b47 pack-redundant: new algorithm to find min
packs
-: ---------- > 3: 6338c6fad4 pack-redundant: rename pack_list.all_objects
-: ---------- > 4: 734f4d8a8b pack-redundant: consistent sort method
3: 2351d7e8b5 ! 5: b7ccdea1ad pack-redundant: remove unused functions
@@ -13,7 +13,7 @@
--- a/builtin/pack-redundant.c
+++ b/builtin/pack-redundant.c
@@
- struct llist *all_objects;
+ size_t all_objects_size;
} *local_packs = NULL, *altodb_packs = NULL;
-struct pll {
@@ -105,7 +105,7 @@
- diff = llist_copy(list);
-
- while (pl) {
-- llist_sorted_difference_inplace(diff, pl->all_objects);
+- llist_sorted_difference_inplace(diff,
pl->remaining_objects);
- if (diff->size == 0) { /* we're done */
- llist_free(diff);
- return 1;
Jiang Xin (3):
t5323: test cases for git-pack-redundant
pack-redundant: rename pack_list.all_objects
pack-redundant: consistent sort method
Sun Chao (2):
pack-redundant: new algorithm to find min packs
pack-redundant: remove unused functions
builtin/pack-redundant.c | 221 +++++++++++++++-----------------------
t/t5323-pack-redundant.sh | 157 +++++++++++++++++++++++++++
2 files changed, 242 insertions(+), 136 deletions(-)
create mode 100755 t/t5323-pack-redundant.sh
--
2.20.1.101.gc01fadde4e
