fix stream state transfer

source/libs/stream/src/streamSnapshot.c

@@ -200,7 +200,7 @@ int32_t streamSnapHandleInit(SStreamSnapHandle* pHandle, char* path, int64_t chk
     tdir = NULL;
     goto _err;
   }
-  qDebug("open file %s, current offset %" PRId64 "", file, (int64_t)0);
+  qDebug("stream-state open file %s, current offset %" PRId64 "", file, (int64_t)0);
   pHandle->seraial = 0;
   pHandle->offset = 0;
   return 0;
@@ -264,33 +264,34 @@ int32_t streamSnapRead(SStreamSnapReader* pReader, uint8_t** ppData, int64_t* si
 
   SBackendFileItem* item = taosArrayGet(pHandle->pFileList, pHandle->currFileIdx);
 
-  qDebug("start to read file %s, current offset %" PRId64 ", size : % " PRId64 ", file no. %d", item->name,
+  qDebug("stream-state start to read file %s, current offset %" PRId64 ", size : % " PRId64 ", file no. %d", item->name,
          (int64_t)pHandle->offset, item->size, pHandle->currFileIdx);
 
   uint8_t* buf = taosMemoryCalloc(1, sizeof(SStreamSnapBlockHdr) + kBlockSize);
   int64_t  nread = taosPReadFile(pHandle->fd, buf + sizeof(SStreamSnapBlockHdr), kBlockSize, pHandle->offset);
   if (nread == -1) {
     code = TAOS_SYSTEM_ERROR(terrno);
-    qError("stream snap failed to read snap, file name:%s, type:%d, reason:%s", item->name, item->type,
+    qError("stream-state snap failed to read snap, file name:%s, type:%d, reason:%s", item->name, item->type,
            tstrerror(code));
-    qDebug("failed to read file %s, current offset %" PRId64 ", size : % " PRId64 ", file no. %d", item->name,
-           (int64_t)pHandle->offset, item->size, pHandle->currFileIdx);
+    qDebug("stream-state failed to read file %s, current offset %" PRId64 ", size : % " PRId64 ", file no. %d",
+           item->name, (int64_t)pHandle->offset, item->size, pHandle->currFileIdx);
     return code;
     // handle later
     return -1;
   } else if (nread > 0 && nread <= kBlockSize) {
     // left bytes less than kBlockSize
-    qDebug("read file %s, current offset %" PRId64 ", size : % " PRId64 ", file no. %d", item->name,
+    qDebug("stream-state read file %s, current offset %" PRId64 ", size : % " PRId64 ", file no. %d", item->name,
            (int64_t)pHandle->offset, item->size, pHandle->currFileIdx);
     pHandle->offset += nread;
     if (pHandle->offset >= item->size || nread < kBlockSize) {
       taosCloseFile(&pHandle->fd);
-      qDebug("close file no.%d, move to next file, next file no.%d", pHandle->currFileIdx, pHandle->currFileIdx + 1);
+      qDebug("stream-state close file no.%d, move to next file, next file no.%d", pHandle->currFileIdx,
+             pHandle->currFileIdx + 1);
       pHandle->offset = 0;
       pHandle->currFileIdx += 1;
     }
   } else {
-    qDebug("no data read, close file no.%d, move to next file, open and read", pHandle->currFileIdx);
+    qDebug("stream-state no data read, close file no.%d, move to next file, open and read", pHandle->currFileIdx);
     taosCloseFile(&pHandle->fd);
     pHandle->offset = 0;
     pHandle->currFileIdx += 1;