The default of 16MiB causes serious thrashing for large delta chains
combined with large files.
Signed-off-by: David Kastrup <d...@gnu.org>
---
Forgot the signoff. For the rationale of this patch and the 128MiB
choice, see the original patch.
Documentation/config.txt | 2 +-
environment.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/Documentation/config.txt b/Documentation/config.txt
index 73c8973..1b6950a 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -484,7 +484,7 @@ core.deltaBaseCacheLimit::
to avoid unpacking and decompressing frequently used base
objects multiple times.
+
-Default is 16 MiB on all platforms. This should be reasonable
+Default is 128 MiB on all platforms. This should be reasonable
for all users/operating systems, except on the largest projects.
You probably do not need to adjust this value.
+
diff --git a/environment.c b/environment.c
index c3c8606..73ed670 100644
--- a/environment.c
+++ b/environment.c
@@ -37,7 +37,7 @@ int core_compression_seen;
int fsync_object_files;
size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE;
size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT;
-size_t delta_base_cache_limit = 16 * 1024 * 1024;
+size_t delta_base_cache_limit = 128 * 1024 * 1024;
unsigned long big_file_threshold = 512 * 1024 * 1024;
const char *pager_program;
int pager_use_color = 1;
--
1.8.3.2
--
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