Influxdb connection errors

i use 48 telegraf to 1 influxdb
i see log telegraf is timeout, please give me solution

hi you had a similar problem last year in june ,
was that problem solved ?

today :

last year : philb answered :
2018-06-04T03:58:15Z D! Output [influxdb] buffer fullness: 5059 / 5000 metrics.
I think you’ll need to adjust your configuration to fix this.