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Fix ps cache initialization is not thread-safe

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This commit is contained in:
obdev
2023-01-29 15:59:08 +08:00
committed by ob-robot
parent 58f42210eb
commit 0a971dad66
1 changed files with 9 additions and 8 deletions
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3
src/sql/plan_cache/ob_ps_cache.cpp
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@ -90,6 +90,8 @@ int ObPsCache::init(const int64_t hash_bucket,
const uint64_t tenant_id) const uint64_t tenant_id)
{ {
int ret = OB_SUCCESS; int ret = OB_SUCCESS;
lib::ObMutexGuard guard(mutex_);
if (!inited_) {
ObMemAttr attr; ObMemAttr attr;
attr.label_ = ObModIds::OB_SQL_PS_CACHE; attr.label_ = ObModIds::OB_SQL_PS_CACHE;
attr.tenant_id_ = tenant_id; attr.tenant_id_ = tenant_id;
@ -99,7 +101,6 @@ int ObPsCache::init(const int64_t hash_bucket,
lib::RETURN_MALLOC_DEFAULT) lib::RETURN_MALLOC_DEFAULT)
.set_parallel(4) .set_parallel(4)
.set_mem_attr(attr); .set_mem_attr(attr);
if (!inited_) {
if (OB_FAIL(stmt_id_map_.create(hash::cal_next_prime(hash_bucket), if (OB_FAIL(stmt_id_map_.create(hash::cal_next_prime(hash_bucket),
ObModIds::OB_HASH_BUCKET_PS_CACHE, ObModIds::OB_HASH_BUCKET_PS_CACHE,
ObModIds::OB_HASH_NODE_PS_CACHE, ObModIds::OB_HASH_NODE_PS_CACHE,