Weird problem in 8.0.0

Started by Devrim GÜNDÜZabout 21 years ago5 messagesgeneral
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#1Devrim GÜNDÜZ
devrim@gunduz.org

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Hi,

I've just upgraded two servers to 8.0.0, using PGDG RPMs.

One of them is working well; however I'm experiencing problems in the
other one.

I first thought that this was a VACUMM issue; but then I saw that I can't
execute any command.

First case: Connected to template1 using psql and ran VACUMM. Here is the
log output (debug 5) (same thing happens when I run vacuumdb from the
command line)

=============================================================================
<[unknown][unknown]%t>LOG: connection received: host=[local] port=
<%t>DEBUG: forked new backend, pid=3104 socket=7
<postgrestemplate1%tauthentication>DEBUG: received password packet
<postgrestemplate1%tauthentication>LOG: connection authorized:
user=postgres database=template1
<postgrestemplate1%tauthentication>DEBUG: postmaster child[3104]:
starting with (
<postgrestemplate1%tauthentication>DEBUG: postgres
<postgrestemplate1%tauthentication>DEBUG: -v196608
<postgrestemplate1%tauthentication>DEBUG: -p
<postgrestemplate1%tauthentication>DEBUG: template1
<postgrestemplate1%tauthentication>DEBUG: )
<postgrestemplate1%tstartup>DEBUG: InitPostgres
<postgrestemplate1%tstartup>DEBUG: StartTransaction
<postgrestemplate1%tstartup>DEBUG: name: unnamed; blockState:
DEFAULT; state: INPROGR, xid/subid/cid: 4341/1/0, nestlvl: 1, children: <>
<postgrestemplate1%tstartup>DEBUG: CommitTransaction
<postgrestemplate1%tstartup>DEBUG: name: unnamed; blockState:
STARTED; state: INPROGR, xid/subid/cid: 4341/1/0, nestlvl: 1, children: <>
<postgrestemplate1%tidle>DEBUG: StartTransactionCommand
<postgrestemplate1%tidle>STATEMENT: VACUUM ;
<postgrestemplate1%tidle>DEBUG: StartTransaction
<postgrestemplate1%tidle>STATEMENT: VACUUM ;
<postgrestemplate1%tidle>DEBUG: name: unnamed; blockState: DEFAULT;
state: INPROGR, xid/subid/cid: 4342/1/0, nestlvl: 1, children: <>
<postgrestemplate1%tidle>STATEMENT: VACUUM ;
<postgrestemplate1%tidle>LOG: statement: VACUUM ;
<postgrestemplate1%tidle>STATEMENT: VACUUM ;
<postgrestemplate1%tVACUUM>DEBUG: ProcessUtility
<postgrestemplate1%tVACUUM>STATEMENT: VACUUM ;
<postgrestemplate1%tVACUUM>DEBUG: CommitTransaction
<postgrestemplate1%tVACUUM>STATEMENT: VACUUM ;
<postgrestemplate1%tVACUUM>DEBUG: name: unnamed; blockState:
STARTED; state: INPROGR, xid/subid/cid: 4342/1/0, nestlvl: 1, children: <>
<postgrestemplate1%tVACUUM>STATEMENT: VACUUM ;
<postgrestemplate1%tVACUUM>DEBUG: StartTransaction
<postgrestemplate1%tVACUUM>STATEMENT: VACUUM ;
<postgrestemplate1%tVACUUM>DEBUG: name: unnamed; blockState:
DEFAULT; state: INPROGR, xid/subid/cid: 4343/1/0, nestlvl: 1, children: <>
<postgrestemplate1%tVACUUM>STATEMENT: VACUUM ;
<postgrestemplate1%tVACUUM>DEBUG: vacuuming
"information_schema.sql_packages"
<postgrestemplate1%tVACUUM>STATEMENT: VACUUM ;
<postgrestemplate1%tVACUUM>ERROR: canceling query due to user request
<postgrestemplate1%tVACUUM>STATEMENT: VACUUM ;
=============================================================================

Now, second case:

template1=# \c proftpd
You are now connected to database "proftpd".
proftpd=# SELECT passwd FROM users WHERE userid='istanbul';
ERROR: canceling query due to user request

And the log shows:

=============================================================================
<postgresproftpd%tidle>DEBUG: StartTransactionCommand
<postgresproftpd%tidle>STATEMENT: SELECT passwd FROM users WHERE
userid='istanbul';
<postgresproftpd%tidle>DEBUG: StartTransaction
<postgresproftpd%tidle>STATEMENT: SELECT passwd FROM users WHERE
userid='istanbul';
<postgresproftpd%tidle>DEBUG: name: unnamed; blockState: DEFAULT;
state: INPROGR, xid/subid/cid: 4347/1/0, nestlvl: 1, children: <>
<postgresproftpd%tidle>STATEMENT: SELECT passwd FROM users WHERE
userid='istanbul';
<postgresproftpd%tidle>LOG: statement: SELECT passwd FROM users WHERE
userid='istanbul';
<postgresproftpd%tidle>STATEMENT: SELECT passwd FROM users WHERE
userid='istanbul';
<postgresproftpd%tSELECT>ERROR: canceling query due to user request
<postgresproftpd%tSELECT>STATEMENT: SELECT passwd FROM users WHERE
userid='istanbul';
<postgresproftpd%tidle>DEBUG: proc_exit(0)
<postgresproftpd%tidle>DEBUG: shmem_exit(0)
=============================================================================

What might be the problem? The upgrade process was done as usual...

Regards,

- --
Devrim GUNDUZ
devrim~gunduz.org, devrim~PostgreSQL.org, devrim.gunduz~linux.org.tr
http://www.tdmsoft.com http://www.gunduz.org
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#2Devrim GÜNDÜZ
devrim@gunduz.org
In reply to: Devrim GÜNDÜZ (#1)
Re: Weird problem in 8.0.0

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Hi,

On Mon, 24 Jan 2005, Devrim GUNDUZ wrote:

I've just upgraded two servers to 8.0.0, using PGDG RPMs.

One of them is working well; however I'm experiencing problems in the
other one.

<snip>

(scratching head)

I've changed statement_timeout value from 5 to 0; restarted PostgreSQL and
all commands are running now... So, what could be the problem with
statement_timeout? (This was one of three values that I've changed in
postgresql.conf... That's why I resetted it at the first step)

Regards,
- --
Devrim GUNDUZ
devrim~gunduz.org, devrim~PostgreSQL.org, devrim.gunduz~linux.org.tr
http://www.tdmsoft.com http://www.gunduz.org
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#3Stefan Sturm
mailling@anrath.info
In reply to: Devrim GÜNDÜZ (#1)
Savepoint Problem

Hello,

I have a function, which stores some Data. Sometimes this function is
called within a transaction an sometimes not. But I need to set a
savepoint in this function. But this is my problem, when I'm not in a
transaction I get this error:

ERROR: SAVEPOINT may only be used in transaction blocks

How can I check, if there is an transaction?

Thanks for your help,
Stefan Sturm

#4Tom Lane
tgl@sss.pgh.pa.us
In reply to: Devrim GÜNDÜZ (#2)
Re: Weird problem in 8.0.0

Devrim GUNDUZ <devrim@gunduz.org> writes:

I've changed statement_timeout value from 5 to 0; restarted PostgreSQL and
all commands are running now... So, what could be the problem with
statement_timeout?

Apparently you need a timeout longer than 5 milliseconds.

Note that the first few queries executed by a backend will take longer
than "usual" because of the overhead of populating the catalog caches.

regards, tom lane

#5Devrim GÜNDÜZ
devrim@gunduz.org
In reply to: Tom Lane (#4)
Re: Weird problem in 8.0.0

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Hi,

On Mon, 24 Jan 2005, Tom Lane wrote:

I've changed statement_timeout value from 5 to 0; restarted PostgreSQL and
all commands are running now... So, what could be the problem with
statement_timeout?

Apparently you need a timeout longer than 5 milliseconds.

Note that the first few queries executed by a backend will take longer
than "usual" because of the overhead of populating the catalog caches.

What I'm confused was "miliseconds", I saw it as "seconds" :)

Anyway, thanks.

- --
Devrim GUNDUZ
devrim~gunduz.org, devrim~PostgreSQL.org, devrim.gunduz~linux.org.tr
http://www.tdmsoft.com http://www.gunduz.org
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