# More than 20000 packets in czml

**URL:** <https://community.cesium.com/t/more-than-20000-packets-in-czml/28019>\
**Category:** CesiumJS\
**Created:** [November 13, 2023, 10:21am UTC](https://community.cesium.com/t/more-than-20000-packets-in-czml/28019 "2023-11-13T10:21:54Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![L\_C.C](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/l_c.c/32/20256_2.png) [@L\_C.C](https://community.cesium.com/u/L_C.C)\
**Post date:** [November 13, 2023, 10:21am UTC](https://community.cesium.com/t/more-than-20000-packets-in-czml/28019/1 "2023-11-13T10:21:54Z")

</div>

I loaded 20,000 elements from the czml file, but the web page was very stuck and the FPS was only 3 frames. What should I do to ensure that the page is smooth?