avoid small pieces data received by web socket

[afpro]

No description provided.

[fedirz]

Thanks for creating the pr. Could you please provide some context on what issue(s) this change addresses?

[afpro]

Thanks for creating the pr. Could you please provide some context on what issue(s) this change addresses?

small pieces data + concurrent access ws (about 8-10 connection), cause ws timeout exception.

[fedirz]

I'll test this out within the next couple of days and merge this in. Thanks!