fix block file unexpected gc op.

src/logservice/leader_coordinator/election_priority_impl/election_priority_impl.h

@@ -97,7 +97,7 @@ struct PriorityV1 : public AbstractPriority
   OB_UNIS_VERSION(1);
 public:
   PriorityV1() : is_observer_stopped_(false), is_server_stopped_(false), is_zone_stopped_(false),
-                 is_primary_region_(false), is_in_blacklist_(false),  is_manual_leader_(false),
+                 is_primary_region_(false), log_ts_(0), is_in_blacklist_(false),  is_manual_leader_(false),
                  zone_priority_(INT64_MAX) {}
   // 判断该优先级策略是否适用于特定的版本
   virtual uint64_t get_started_version() const override { return CLUSTER_VERSION_4_0_0_0; }

src/logservice/palf/palf_env_impl.cpp

@@ -639,6 +639,7 @@ bool PalfEnvImpl::LogGetRecycableFileCandidate::operator()(const LSKey &palf_id,
       // first uncommitted log before base_lsn.
     } else if (OB_ENTRY_NOT_EXIST == ret
                || OB_NO_SUCH_FILE_OR_DIRECTORY == ret
+               || min_using_block_id < min_block_id
                || min_using_block_id - min_block_id < 2) {
       PALF_LOG(TRACE, "can not recycle blocks, need keep at least two blocks or has been concurrently"
           " with rebuild, skip it",