diff --git a/src/core.c b/src/core.c
index 1bb0c756..3b17c47b 100644
--- a/src/core.c
+++ b/src/core.c
@@ -11837,59 +11837,58 @@ __cold static int mdbx_setup_dxb(MDBX_env *env, const int lck_rc,
       }
     }
 
-    //------------------------------------------------- setup madvise/readahead
     atomic_store32(&env->me_lck->mti_discarded_tail,
                    bytes2pgno(env, used_aligned2os_bytes), mo_Relaxed);
+  } /* lck exclusive, lck_rc == MDBX_RESULT_TRUE */
+
+  //---------------------------------------------------- setup madvise/readahead
 #if MDBX_ENABLE_MADVISE
-    if (used_aligned2os_bytes < env->me_dxb_mmap.current) {
+  if (used_aligned2os_bytes < env->me_dxb_mmap.current) {
 #if defined(MADV_REMOVE)
-      if ((env->me_flags & MDBX_WRITEMAP) != 0 &&
-          /* not recovery mode */ env->me_stuck_meta < 0) {
-        mdbx_notice("open-MADV_%s %u..%u", "REMOVE (deallocate file space)",
-                    env->me_lck->mti_discarded_tail.weak,
-                    bytes2pgno(env, env->me_dxb_mmap.current));
-        err = madvise(env->me_map + used_aligned2os_bytes,
-                      env->me_dxb_mmap.current - used_aligned2os_bytes,
-                      MADV_REMOVE)
-                  ? ignore_enosys(errno)
-                  : MDBX_SUCCESS;
-        if (unlikely(MDBX_IS_ERROR(err)))
-          return err;
-      }
-#endif /* MADV_REMOVE */
-#if defined(MADV_DONTNEED)
-      mdbx_notice("open-MADV_%s %u..%u", "DONTNEED",
+    if (lck_rc && (env->me_flags & MDBX_WRITEMAP) != 0 &&
+        /* not recovery mode */ env->me_stuck_meta < 0) {
+      mdbx_notice("open-MADV_%s %u..%u", "REMOVE (deallocate file space)",
                   env->me_lck->mti_discarded_tail.weak,
                   bytes2pgno(env, env->me_dxb_mmap.current));
-      err = madvise(env->me_map + used_aligned2os_bytes,
-                    env->me_dxb_mmap.current - used_aligned2os_bytes,
-                    MADV_DONTNEED)
-                ? ignore_enosys(errno)
-                : MDBX_SUCCESS;
+      err =
+          madvise(env->me_map + used_aligned2os_bytes,
+                  env->me_dxb_mmap.current - used_aligned2os_bytes, MADV_REMOVE)
+              ? ignore_enosys(errno)
+              : MDBX_SUCCESS;
       if (unlikely(MDBX_IS_ERROR(err)))
         return err;
-#elif defined(POSIX_MADV_DONTNEED)
-      err = ignore_enosys(
-          posix_madvise(env->me_map + used_aligned2os_bytes,
-                        env->me_dxb_mmap.current - used_aligned2os_bytes,
-                        POSIX_MADV_DONTNEED));
-      if (unlikely(MDBX_IS_ERROR(err)))
-        return err;
-#elif defined(POSIX_FADV_DONTNEED)
-      err = ignore_enosys(
-          posix_fadvise(env->me_lazy_fd, used_aligned2os_bytes,
-                        env->me_dxb_mmap.current - used_aligned2os_bytes,
-                        POSIX_FADV_DONTNEED));
-      if (unlikely(MDBX_IS_ERROR(err)))
-        return err;
-#endif /* MADV_DONTNEED */
     }
-
-    err = mdbx_set_readahead(env, bytes2pgno(env, used_bytes), readahead, true);
-    if (unlikely(err != MDBX_SUCCESS))
+#endif /* MADV_REMOVE */
+#if defined(MADV_DONTNEED)
+    mdbx_notice("open-MADV_%s %u..%u", "DONTNEED",
+                env->me_lck->mti_discarded_tail.weak,
+                bytes2pgno(env, env->me_dxb_mmap.current));
+    err =
+        madvise(env->me_map + used_aligned2os_bytes,
+                env->me_dxb_mmap.current - used_aligned2os_bytes, MADV_DONTNEED)
+            ? ignore_enosys(errno)
+            : MDBX_SUCCESS;
+    if (unlikely(MDBX_IS_ERROR(err)))
       return err;
+#elif defined(POSIX_MADV_DONTNEED)
+    err = ignore_enosys(posix_madvise(
+        env->me_map + used_aligned2os_bytes,
+        env->me_dxb_mmap.current - used_aligned2os_bytes, POSIX_MADV_DONTNEED));
+    if (unlikely(MDBX_IS_ERROR(err)))
+      return err;
+#elif defined(POSIX_FADV_DONTNEED)
+    err = ignore_enosys(posix_fadvise(
+        env->me_lazy_fd, used_aligned2os_bytes,
+        env->me_dxb_mmap.current - used_aligned2os_bytes, POSIX_FADV_DONTNEED));
+    if (unlikely(MDBX_IS_ERROR(err)))
+      return err;
+#endif /* MADV_DONTNEED */
+  }
+
+  err = mdbx_set_readahead(env, bytes2pgno(env, used_bytes), readahead, true);
+  if (unlikely(err != MDBX_SUCCESS))
+    return err;
 #endif /* MDBX_ENABLE_MADVISE */
-  }    /* lck exclusive, lck_rc == MDBX_RESULT_TRUE */
 
   return rc;
 }