diff --git a/src/tsdb/inc/tsdbint.h b/src/tsdb/inc/tsdbint.h
index 7cf88826319b0b4ad8a7d128b19264d2b67434d0..dd43e393102c40d4b12a948a9b4d6d72f30f6dad 100644
--- a/src/tsdb/inc/tsdbint.h
+++ b/src/tsdb/inc/tsdbint.h
@@ -92,6 +92,7 @@ struct STsdbRepo {
   pthread_mutex_t mutex;
   bool            repoLocked;
   int32_t         code;  // Commit code
+  bool            inCompact;  // is in compact process?
 };
 
 #define REPO_ID(r) (r)->config.tsdbId
diff --git a/src/tsdb/src/tsdbMain.c b/src/tsdb/src/tsdbMain.c
index bb02e0128337dbd0436e3c8b83894097b1c21c4c..85ed0821ac1f5e4f8ee55258c01dc13e4f9cc9de 100644
--- a/src/tsdb/src/tsdbMain.c
+++ b/src/tsdb/src/tsdbMain.c
@@ -533,6 +533,7 @@ static STsdbRepo *tsdbNewRepo(STsdbCfg *pCfg, STsdbAppH *pAppH) {
 
   pRepo->state = TSDB_STATE_OK;
   pRepo->code = TSDB_CODE_SUCCESS;
+  pRepo->inCompact = false;
   pRepo->config = *pCfg;
   if (pAppH) {
     pRepo->appH = *pAppH;