Starting file.provider tooks very long

Hello,

im running traefik in docker and mount glusterfs volume inside the container.
I dont know why the file.provider tooks 5min to start, i also tried to set loglevel to debug, but i got no information. what can cause the long running starting period?

time="2022-09-22T13:57:41Z" level=info msg="Starting provider aggregator aggregator.ProviderAggregator"
time="2022-09-22T13:57:41Z" level=info msg="Starting provider *file.Provider"
time="2022-09-22T14:02:37Z" level=info msg="Starting provider *traefik.Provider"
time="2022-09-22T14:02:37Z" level=info msg="Starting provider *docker.Provider"
time="2022-09-22T14:02:37Z" level=info msg="Starting provider *consul.Provider"