Le 2 juil. 2015 6:41 PM, "Ray Stell" <stellr@vt.edu> a écrit :
>
> I need help determining the state of the pg_basebackup command. This works command works on other hosts and I make a connection as recorded in the postmaster log:
>
> 2015-07-02 12:10:53 EDT,0,authentication LOG: replication connection authorized: user=rep
>
> the process is running:
> > ps -ef | grep pg_base
> pg 32600 11558 0 12:10 pts/1 00:00:00 pg_basebackup -D basebackup/ --xlog --format=t -P -U rep
> pg 32601 1473 0 12:10 ? 00:00:00 postgres: wal sender process rep [local] sending backup "pg_basebackup base backup"
>
> but no data is written. Looks like wal sender is hurt. max_wal_senders = 3, I wonder if this is the reason for the stall. How to eval if this is set to low? Thanks.
>
You wouldn't have the wal sender if it was too low.