Am Donnerstag, den 27.01.2011, 13:12 -0500 schrieb Bruce Momjian: > Bernhard Schrader wrote: > > Am Donnerstag, den 27.01.2011, 12:09 -0500 schrieb Bruce Momjian: > > > Scott Marlowe wrote: > > > > > My initial reaction is that something is wrong with your system, either > > > > > the I/O or the way it is being shutdown by the script. ?I would start to > > > > > look in the script and do some pg_ctl tests starting/stopping the > > > > > server. > > > > > > > > It could be that his application or whatever is making connections > > > > while he's trying to do this. An open connection that's actually > > > > doing something will stop a normal shutdown. > > > > > > > > Is there a reason the pg upgrade script does not use -m fast? > > > > > > Uh, well, I assume that the person has already shut down all db > > > connections, and opened it only for super-users. If the system is not > > > shutting down, that should signal to the user that they have not locked > > > down the system properly. We would not want someone to connect during > > > pg_upgrade processing, and doing -m fast is not going to help with that. > > > > > > -- > > > Bruce Momjian <bruce@xxxxxxxxxx> http://momjian.us > > > EnterpriseDB http://enterprisedb.com > > > > > > + It's impossible for everything to be true. + > > > > > > > Hi, > > > > well, i shut down every client connection that could occur, but with a > > ps auxf i get following output: > > > > postgres 26255 0.0 0.0 426396 2044 ? Ss 14:21 0:00 \_ postgres: writer > > process > > postgres 26257 0.0 0.0 154368 1616 ? Ss 14:21 0:00 \_ postgres: stats > > collector process > > postgres 26258 0.0 0.1 427612 4188 ? Ss 14:21 0:00 \_ postgres: grepo > > DB_NAME LOCAL_IP(PORT) idle > > > > so there are some connections, but as far as i can say, nothing from a > > client program, these connections belong to postgres itself??!? is that > > possible? pg_upgrade has to check the tables anyway, so there must be > > this connection, or am i wrong?!? > > The first two are normal processes you will see when you start Postgres. > That last one looks odd --- did you mask it somehow? That looks like an > active idle connection for user 'grepo'. > > -- > Bruce Momjian <bruce@xxxxxxxxxx> http://momjian.us > EnterpriseDB http://enterprisedb.com > > + It's impossible for everything to be true. + > good hint, thanks a lot. Well, I stopped all services, also a java daemon which connects to the db as this user. the init skript told me that the javaserver was shut down properly, but it didnt, kill -9 helped here. after that i tried the shutdown again and it worked well. :) thanks a lot so far, now i can migrate all of our dbs :) regards Bernhard -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin