wbtiger
/
foundationdb
mirror of https://github.com/apple/foundationdb.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Added options to randomSeeks() in unit test to always get latest version and reinit cursor after each query to closer approximate overhead of using KVS interface.

This commit is contained in:
Steve Atherton 2022-01-10 04:45:59 -08:00
parent cab6f7f80d
commit 26c2229ba9
1 changed files with 19 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
fdbserver/VersionedBTree.actor.cpp
View File

@ -9733,14 +9733,28 @@ TEST_CASE("Lredwood/correctness/btree") {
return Void();
}
ACTOR Future<Void> randomSeeks(VersionedBTree* btree, int count, char firstChar, char lastChar) {
state Version readVer = btree->getLastCommittedVersion();
ACTOR Future<Void> randomSeeks(VersionedBTree* btree,
Optional<Version> v,
bool reInitCursor,
int count,
char firstChar,
char lastChar,
int keyLen) {
state int c = 0;
state double readStart = timer();
state VersionedBTree::BTreeCursor cur;
state Version readVer = v.orDefault(btree->getLastCommittedVersion());
wait(btree->initBTreeCursor(&cur, readVer, PagerEventReasons::PointRead));
while (c < count) {
state Key k = randomString(20, firstChar, lastChar);
if (!v.present()) {
readVer = btree->getLastCommittedVersion();
}
if (reInitCursor) {
wait(btree->initBTreeCursor(&cur, readVer, PagerEventReasons::PointRead));
}
state Key k = randomString(keyLen, firstChar, lastChar);
wait(cur.seekGTE(k));
++c;
}
@ -10155,7 +10169,8 @@ TEST_CASE(":/redwood/performance/set") {
if (seeks > 0) {
printf("Parallel seeks, concurrency=%d, seeks=%d ...\n", concurrentSeeks, seeks);
for (int x = 0; x < concurrentSeeks; ++x) {
actors.add(randomSeeks(btree, seeks / concurrentSeeks, firstKeyChar, lastKeyChar));
actors.add(
randomSeeks(btree, Optional<Version>(), true, seeks / concurrentSeeks, firstKeyChar, lastKeyChar, 4));
}
wait(actors.signalAndReset());
if (!traceMetrics) {