diff --git a/src/common/backend/utils/cache/relcache.cpp b/src/common/backend/utils/cache/relcache.cpp
index 3e091d3b8..822431120 100644
--- a/src/common/backend/utils/cache/relcache.cpp
+++ b/src/common/backend/utils/cache/relcache.cpp
@@ -8147,7 +8147,7 @@ void SetupPageCompressForRelation(RelFileNode* node, PageCompressOpts* compress_
                                    compress_options->compressChunkSize, BLCKSZ / 16, BLCKSZ / 8, BLCKSZ / 4, BLCKSZ / 2,
                                    relationName)));
         }
-        uint1 preallocChunks;
+        uint1 preallocChunks = 0;
         if (compress_options->compressPreallocChunks >= BLCKSZ / compress_options->compressChunkSize) {
             ereport(ERROR, (errmsg("invalid compress_prealloc_chunks %d , must be less than %d for %s",
                                    compress_options->compressPreallocChunks,
diff --git a/src/gausskernel/storage/replication/basebackup.cpp b/src/gausskernel/storage/replication/basebackup.cpp
index f49282137..3d69fe40b 100755
--- a/src/gausskernel/storage/replication/basebackup.cpp
+++ b/src/gausskernel/storage/replication/basebackup.cpp
@@ -1279,7 +1279,7 @@ static void SendRealFile(bool sizeOnly, char* pathbuf, size_t pathBufLen, int ba
     // we must ensure the page integrity when in IncrementalCheckpoint
     if (!sizeOnly && g_instance.attr.attr_storage.enableIncrementalCheckpoint &&
         IsCompressedFile(pathbuf, strlen(pathbuf)) != COMPRESSED_TYPE_UNKNOWN) {
-        SendCompressedFile(pathbuf, basepathlen, (*statbuf), true, &size);
+        SendCompressedFile(pathbuf, basepathlen, (*statbuf), false, &size);
     } else {
         bool sent = false;
         if (!sizeOnly) {
@@ -1951,7 +1951,8 @@ static void SendCompressedFile(char* readFileName, int basePathLen, struct stat&
     }
 
     char pcaFilePath[MAXPGPATH];
-    securec_check_c(memcpy_s(pcaFilePath, MAXPGPATH, readFileName, readFileNameLen), "", "");
+    securec_check(strcpy_s(pcaFilePath, MAXPGPATH, readFileName), "", "");
+    /* change pcd => pca */
     pcaFilePath[readFileNameLen - 1] = 'a';
 
     FILE* pcaFile = AllocateFile(pcaFilePath, "rb");
diff --git a/src/gausskernel/storage/smgr/md.cpp b/src/gausskernel/storage/smgr/md.cpp
index 290815d38..117aeef27 100644
--- a/src/gausskernel/storage/smgr/md.cpp
+++ b/src/gausskernel/storage/smgr/md.cpp
@@ -1107,7 +1107,7 @@ static MdfdVec *mdopen(SMgrRelation reln, ForkNumber forknum, ExtensionBehavior
 {
     MdfdVec *mdfd = NULL;
     char *path = NULL;
-    File fd;
+    File fd = -1;
     RelFileNodeForkNum filenode;
     uint32 flags = O_RDWR | PG_BINARY;
 
@@ -2603,9 +2603,29 @@ static MdfdVec *_mdfd_openseg(SMgrRelation reln, ForkNumber forknum, BlockNumber
     ADIO_END();
 
     /* open the file */
+    if (RecoveryInProgress() && CheckFileRepairHashTbl(reln->smgr_rnode.node, forknum, segno) &&
+        (AmStartupProcess() || AmPageRedoWorker() || AmPageWriterProcess() || AmCheckpointerProcess())) {
+        fd = openrepairfile(fullpath, filenode);
+        if (fd < 0) {
+            pfree(fullpath);
+            return NULL;
+        } else {
+            ereport(LOG, (errmsg("[file repair] open repair file %s.repair", fullpath)));
+        }
+    } else {
+        fd = DataFileIdOpenFile(fullpath, filenode, O_RDWR | PG_BINARY | oflags, 0600);
+    }
+
+    if (fd < 0) {
+        pfree(fullpath);
+        return NULL;
+    }
+    
     int fd_pca = -1;
     int fd_pcd = -1;
     if (IS_COMPRESSED_MAINFORK(reln, forknum)) {
+        FileClose(fd);
+        fd = -1;
         fd_pca = OpenPcaFile(fullpath, reln->smgr_rnode, MAIN_FORKNUM, segno, oflags);
         if (fd_pca < 0) {
             pfree(fullpath);
@@ -2617,28 +2637,10 @@ static MdfdVec *_mdfd_openseg(SMgrRelation reln, ForkNumber forknum, BlockNumber
             return NULL;
         }
         SetupPageCompressMemoryMap(fd_pca, reln->smgr_rnode.node, filenode);
-    } else {
-
-        if (RecoveryInProgress() && CheckFileRepairHashTbl(reln->smgr_rnode.node, forknum, segno) &&
-            (AmStartupProcess() || AmPageRedoWorker() || AmPageWriterProcess() || AmCheckpointerProcess())) {
-            fd = openrepairfile(fullpath, filenode);
-            if (fd < 0) {
-                pfree(fullpath);
-                return NULL;
-            } else {
-                ereport(LOG, (errmsg("[file repair] open repair file %s.repair", fullpath)));
-            }
-        } else {
-            fd = DataFileIdOpenFile(fullpath, filenode, O_RDWR | PG_BINARY | oflags, 0600);
-        }
     }
 
     pfree(fullpath);
 
-    if (fd < 0) {
-        return NULL;
-    }
-
     /* allocate an mdfdvec entry for it */
     v = _fdvec_alloc();