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-rw-r--r--test/git/performance/test_odb.py96
1 files changed, 52 insertions, 44 deletions
diff --git a/test/git/performance/test_odb.py b/test/git/performance/test_odb.py
index 7b1ee838..0809469a 100644
--- a/test/git/performance/test_odb.py
+++ b/test/git/performance/test_odb.py
@@ -12,50 +12,58 @@ from lib import (
class TestObjDBPerformance(TestBigRepoR):
def test_random_access(self):
-
- # GET COMMITS
- # TODO: use the actual db for this
- st = time()
- root_commit = self.gitrorepo.commit(self.head_sha_2k)
- commits = list(root_commit.traverse())
- nc = len(commits)
- elapsed = time() - st
-
- print >> sys.stderr, "Retrieved %i commits from ObjectStore in %g s ( %f commits / s )" % (nc, elapsed, nc / elapsed)
+ results = [ ["Iterate Commits"], ["Iterate Blobs"], ["Retrieve Blob Data"] ]
+ for repo in (self.gitrorepo, self.puregitrorepo):
+ # GET COMMITS
+ st = time()
+ root_commit = repo.commit(self.head_sha_2k)
+ commits = list(root_commit.traverse())
+ nc = len(commits)
+ elapsed = time() - st
+ print >> sys.stderr, "%s: Retrieved %i commits from ObjectStore in %g s ( %f commits / s )" % (type(repo.odb), nc, elapsed, nc / elapsed)
+ results[0].append(elapsed)
+
+ # GET TREES
+ # walk all trees of all commits
+ st = time()
+ blobs_per_commit = list()
+ nt = 0
+ for commit in commits:
+ tree = commit.tree
+ blobs = list()
+ for item in tree.traverse():
+ nt += 1
+ if item.type == 'blob':
+ blobs.append(item)
+ # direct access for speed
+ # END while trees are there for walking
+ blobs_per_commit.append(blobs)
+ # END for each commit
+ elapsed = time() - st
- # GET TREES
- # walk all trees of all commits
- st = time()
- blobs_per_commit = list()
- nt = 0
- for commit in commits:
- tree = commit.tree
- blobs = list()
- for item in tree.traverse():
- nt += 1
- if item.type == 'blob':
- blobs.append(item)
- # direct access for speed
- # END while trees are there for walking
- blobs_per_commit.append(blobs)
- # END for each commit
- elapsed = time() - st
-
- print >> sys.stderr, "Retrieved %i objects from %i commits in %g s ( %f objects / s )" % (nt, len(commits), elapsed, nt / elapsed)
-
- # GET BLOBS
- st = time()
- nb = 0
- too_many = 15000
- for blob_list in blobs_per_commit:
- for blob in blob_list:
- blob.data
- # END for each blobsha
- nb += len(blob_list)
- if nb > too_many:
- break
- # END for each bloblist
- elapsed = time() - st
+ print >> sys.stderr, "%s: Retrieved %i objects from %i commits in %g s ( %f objects / s )" % (type(repo.odb), nt, len(commits), elapsed, nt / elapsed)
+ results[1].append(elapsed)
+
+ # GET BLOBS
+ st = time()
+ nb = 0
+ too_many = 15000
+ for blob_list in blobs_per_commit:
+ for blob in blob_list:
+ blob.data
+ # END for each blobsha
+ nb += len(blob_list)
+ if nb > too_many:
+ break
+ # END for each bloblist
+ elapsed = time() - st
+
+ print >> sys.stderr, "%s: Retrieved %i blob and their data in %g s ( %f blobs / s )" % (type(repo.odb), nb, elapsed, nb / elapsed)
+ results[2].append(elapsed)
+ # END for each repo type
- print >> sys.stderr, "Retrieved %i blob and their data in %g s ( %f blobs / s )" % (nb, elapsed, nb / elapsed)
+ # final results
+ for test_name, a, b in results:
+ print >> sys.stderr, "%s: %f s vs %f s, pure is %f times slower" % (test_name, a, b, b / a)
+ # END for each result