diff --git a/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelMidServiceImpl.java b/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelMidServiceImpl.java
index 0458dafa..b8a99801 100644
--- a/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelMidServiceImpl.java
+++ b/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelMidServiceImpl.java
@@ -2855,9 +2855,40 @@ public class SmHotelMidServiceImpl implements SmHotelMidService {
 	 * <p>
 	 * 唯一键 uk_product_date=(tenant_id, product_id, stay_date) 不含 del_flag，必须物理删。
 	 * 删除区间须覆盖本次将写入的日期（含回调报文里的历史日），不能写死 LocalDate.now()。
+	 * <p>
+	 * 全量详情多酒店并行时，同租户唯一索引上易出现死锁，失败自动重试几次。
 	 */
 	private int persistDailies(SmHotelEntity hotel, List<DailyDraft> drafts, LocalDate fromInclusive,
 			LocalDate toExclusive) {
+		final int maxAttempts = 4;
+		for (int attempt = 1; attempt <= maxAttempts; attempt++) {
+			try {
+				return persistDailiesOnce(hotel, drafts, fromInclusive, toExclusive);
+			}
+			catch (Exception e) {
+				if (!isMysqlDeadlock(e) || attempt >= maxAttempts) {
+					throw e instanceof RuntimeException ? (RuntimeException) e
+							: new IllegalStateException(e.getMessage(), e);
+				}
+				long sleepMs = 80L * attempt + (long) (Math.random() * 120);
+				log.warn("|酒店日历落库|死锁重试|hotelId={}|code={}|attempt={}/{}|sleepMs={}|{}",
+						hotel == null ? null : hotel.getId(),
+						hotel == null ? null : hotel.getHotelCode(), attempt, maxAttempts, sleepMs,
+						StrUtil.maxLength(e.getMessage(), 160));
+				try {
+					Thread.sleep(sleepMs);
+				}
+				catch (InterruptedException ie) {
+					Thread.currentThread().interrupt();
+					throw new IllegalStateException("日历落库重试被中断", ie);
+				}
+			}
+		}
+		return 0;
+	}
+
+	private int persistDailiesOnce(SmHotelEntity hotel, List<DailyDraft> drafts, LocalDate fromInclusive,
+			LocalDate toExclusive) {
 		LocalDate delFrom = fromInclusive;
 		LocalDate delTo = toExclusive;
 		if (delFrom == null || delTo == null || !delFrom.isBefore(delTo)) {
@@ -2933,6 +2964,23 @@ public class SmHotelMidServiceImpl implements SmHotelMidService {
 		return toInsert.size();
 	}
 
+	/** 并发拉详情时，日历表 uk_product_date 易出现 InnoDB 死锁 */
+	private static boolean isMysqlDeadlock(Throwable e) {
+		Throwable cur = e;
+		while (cur != null) {
+			String msg = cur.getMessage();
+			if (msg != null && (msg.contains("Deadlock") || msg.contains("try restarting transaction"))) {
+				return true;
+			}
+			String name = cur.getClass().getName();
+			if (name.contains("MySQLTransactionRollbackException") || name.contains("DeadlockLoser")) {
+				return true;
+			}
+			cur = cur.getCause();
+		}
+		return false;
+	}
+
 	private Map<String, SmHotelRoomEntity> loadRoomMap(Long hotelId) {
 		List<SmHotelRoomEntity> rows = roomMapper.selectList(Wrappers.<SmHotelRoomEntity>lambdaQuery()
 				.eq(SmHotelRoomEntity::getHotelId, hotelId));
diff --git a/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelSyncServiceImpl.java b/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelSyncServiceImpl.java
index 111bac76..84987a7b 100644
--- a/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelSyncServiceImpl.java
+++ b/pjcloud-supermarket/pjcloud-supermarket-biz/src/main/java/com/bsd/pjcloud/supermarket/service/impl/SmHotelSyncServiceImpl.java
@@ -2023,8 +2023,20 @@ public class SmHotelSyncServiceImpl implements SmHotelSyncService {
 			return;
 		}
 		String code = StrUtil.blankToDefault(h.getHotelCode(), String.valueOf(h.getId()));
-		String name = StrUtil.blankToDefault(h.getHotelName(), "-");
-		failLines.add(code + "|" + name + "|" + StrUtil.maxLength(StrUtil.blankToDefault(reason, "未知错误"), 300));
+		String name = StrUtil.blankToDefault(h.getHotelName(), "-")
+				.replace('|', '/')
+				.replace('\r', ' ')
+				.replace('\n', ' ');
+		String raw = StrUtil.blankToDefault(reason, "未知错误");
+		// MyBatis 堆栈含换行会把导出 Excel 拆成多行；死锁写成短文案便于重试
+		String safe;
+		if (raw.contains("Deadlock") || raw.contains("try restarting transaction")) {
+			safe = "日历落库死锁(可点失败重试)";
+		}
+		else {
+			safe = raw.replace('\r', ' ').replace('\n', ' ').replace('|', '/');
+		}
+		failLines.add(code + "|" + name + "|" + StrUtil.maxLength(safe, 300));
 	}
 
 	private static void applyFailDetailOnly(SmHotelSyncLogEntity done, List<String> failLines, int fail) {