banknifty stay cautious

banknifty is stretching a lot without correction . rsi on one hour charts on extreme high. still long signal on charts however 5 days future activity shows short build up. 1 day future data shows long build up in future. i am not taking any positions in bank nifty. still bullish as per charts and open interest data on 21oct 2021 option chain where highest open interest of puts stands at 39000.