Its half resolved. The logs growing coz the DR node was down. we brought dr node up. and resumed the database sync in alwayson. but its damn slow.. any suggestion?

i...

log_reuse_wait_desc= Availability_replica

Sorry. The db is in AG setup.

Thanks allot. Around 2 hrs i wasted my time on this. i missed this logic.. Yes i removed the dbs from t-log backup job then added the dbs in alwayson....

Thanks Sue.

Sure. once we configure the Basic Always on configuration in Standard edition can i apply license of the enterprise edition later on for SQL Server? Then we can add...

Thank you very much.. How many databases we can add in the Standard Allwayson group?

I see only one db can be added in the standard edition. What if we want...

Ok. Thanks for replying.

Thank you all for ur replies . The installed version is ssms 18.1 which debug is deprecated by microsoft. Not sure y they have done. So I uninstalled the SSMS...

Yes you are right. From the network path folder the files were not deleting.

I mentioned delete files older than 3 days.

Thank you very much for your replies.

while connecting the remote server ip in the management studio, in the options i selected TCP/IP and timeout period to '0'. Then it worked...

i changed the samesubnetthreshold value. 
$clust = Get-Cluster;$Clust.Samesubnetdelay=1000; $clust.SamesubnetThreshold = 40

Yes. This is sql 2014 and 12.0.5207.0 version.

sure i wil do that now. thanks.

Thank you very much for your reply. Fragmentation cleanup means index rebuild right.. 
I have taken log backup of that db.. So what do u want me to do with...

I am M getting as 'No active transactions'....:(