dovecot - Jul 2020 - dovecot 2.2.13

all, below command  not reporting the actual usage report on dovecot 2.2.13.
please share your suggestion to how to fix this issue 


doveadm -f flow mailbox status -A -t 'messages vsize' '*' is
just showing

rkreddy messages=0 vsize=0
jcplho messages=0 vsize=0
planning messages=0 vsize=0
accounts messages=0 vsize=0
spam.notify messages=0 vsize=0
jsraju messages=0 vsize=0
amarnath messages=0 vsize=0
kamesh messages=0 vsize=0
moulivarma messages=0 vsize=0
test messages=0 vsize=0
electrical messages=0 vsize=0
subbarao messages=0 vsize=0
contracts messages=0 vsize=0
rrsrinivas messages=0 vsize=0
sralluri messages=0 vsize=0
jvgkraju messages=0 vsize=0
harikrishna messages=0 vsize=0
kvvnrao messages=0 vsize=0
chandrasekhar messages=0 vsize=0
admin messages=0 vsize=0
gsnraju messages=0 vsize=0 

Thanks 
Kumar 




--
Sent from: http://dovecot.2317879.n4.nabble.com/

> On 14. Jul 2020, at 20.58, Santhosh <powervm.kumar at gmail.com>
wrote:
> 
> all, below command  not reporting the actual usage report on dovecot
2.2.13.
> please share your suggestion to how to fix this issue 
> 
> 
> doveadm -f flow mailbox status -A -t 'messages vsize' '*'
is just showing
> 
> rkreddy messages=0 vsize=0
> jcplho messages=0 vsize=0
> planning messages=0 vsize=0
> accounts messages=0 vsize=0
> spam.notify messages=0 vsize=0
> jsraju messages=0 vsize=0
> amarnath messages=0 vsize=0
> kamesh messages=0 vsize=0
> moulivarma messages=0 vsize=0
> test messages=0 vsize=0
> electrical messages=0 vsize=0
> subbarao messages=0 vsize=0
> contracts messages=0 vsize=0
> rrsrinivas messages=0 vsize=0
> sralluri messages=0 vsize=0
> jvgkraju messages=0 vsize=0
> harikrishna messages=0 vsize=0
> kvvnrao messages=0 vsize=0
> chandrasekhar messages=0 vsize=0
> admin messages=0 vsize=0
> gsnraju messages=0 vsize=0 

You are not giving enough information to think.

Sami