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[SCN REFACTOR] replace flash back snapshot and remove read snapshot session

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wangt1xiuyi
2022-11-28 01:54:50 +00:00
committed by ob-robot
parent c4c13f6296
commit 11485d6a98
268 changed files with 6763 additions and 7737 deletions
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11
src/storage/ob_resource_map.h
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@ -207,16 +207,21 @@ int ObResourceMap<Key, Value>::init(const int64_t bucket_num, const char *label,
const int64_t total_limit, const int64_t hold_limit, const int64_t page_size)
{
int ret = common::OB_SUCCESS;
const int64_t bkt_num = common::hash::cal_next_prime(bucket_num);
if (OB_UNLIKELY(is_inited_)) {
ret = common::OB_INIT_TWICE;
STORAGE_LOG(WARN, "ObResourceMap has already been inited", K(ret));
} else if (OB_UNLIKELY(bucket_num <= 0 || total_limit <= 0 || hold_limit <= 0 || page_size <= 0)) {
ret = common::OB_INVALID_ARGUMENT;
STORAGE_LOG(WARN, "invalid argument", K(ret), K(bucket_num), K(total_limit), K(hold_limit), K(page_size));
} else if (OB_FAIL(bucket_lock_.init(bucket_num))) {
STORAGE_LOG(WARN, "fail to init bucket lock", K(ret), K(bucket_num));
} else if (OB_FAIL(map_.create(bucket_num, label))) {
} else if (OB_FAIL(bucket_lock_.init(bkt_num))) {
STORAGE_LOG(WARN, "fail to init bucket lock", K(ret), K(bkt_num));
} else if (OB_FAIL(map_.create(bkt_num, label))) {
STORAGE_LOG(WARN, "fail to create map", K(ret));
} else if (OB_UNLIKELY(bkt_num != map_.bucket_count())) {
ret = OB_ERR_UNEXPECTED;
STORAGE_LOG(WARN, "lock buckets isn't equal to map buckets, which could cause concurrency issues", K(ret),
K(bkt_num), K(map_.bucket_count()));
} else if (OB_FAIL(allocator_.init(total_limit, hold_limit, page_size))) {
STORAGE_LOG(WARN, "fail to init allocator", K(ret));
} else {