Re: BUG #6643: [PostgreSQL9.2beta1] COPY after changing fillfactor gets a PANIC. - Mailing list pgsql-bugs

From Heikki Linnakangas
Subject Re: BUG #6643: [PostgreSQL9.2beta1] COPY after changing fillfactor gets a PANIC.
Date
Msg-id 4FB385C9.8050001@enterprisedb.com
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In response to BUG #6643: [PostgreSQL9.2beta1] COPY after changing fillfactor gets a PANIC.  (katsumata.tomonari@po.ntts.co.jp)
Responses Re: BUG #6643: [PostgreSQL9.2beta1] COPY after changing fillfactor gets a PANIC.  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
List pgsql-bugs
On 16.05.2012 13:39, katsumata.tomonari@po.ntts.co.jp wrote:
> Now, I'm testing PostgreSQL 9.2 Beta 1.
> And I have a problem.
>
> Steps to procedure are bellow.
>
> 1. CREATE DATABASE
>    export LANG=C
>    initdb -D $PGDATA -E SQL_ASCII
>    pg_ctl start
>    createdb testdb
>
> 2. CREATE TABLE
>    psql -d testdb -f ./create_table_customer.sql
>
> 3. ALTER TABLE(fillfactor)
>    psql -d testdb -c "ALTER TABLE customer SET (fillfactor=90);"
>
> 4. LOAD DATA
>    (please set correct path to customer.data)
>    psql -d testdb -f ./customer.sql
>
> Then, I have a PANIC error.
> ==============================
> BEGIN
> TRUNCATE TABLE
> PANIC:  failed to add tuple to page
> CONTEXT:  COPY customer, line 296:
> "296>ALNGAT>alngat>EgBEEAyXVIAWBE>KCiDDFsqA8Kv>2586068>4067234479>ALNGAT@kuvkaEEyi>20100905>20101023>..."
> STATEMENT:  COPY customer FROM
> '/home/katsumata/work/2012/20120516_PG92beta1_bug1/copy_panic_dbt1/copy_panic/customer.data'
> WITH DELIMITER '>';
> psql:./customer.sql:3: PANIC:  failed to add tuple to page
> CONTEXT:  COPY customer, line 296:
> "296>ALNGAT>alngat>EgBEEAyXVIAWBE>KCiDDFsqA8Kv>2586068>4067234479>ALNGAT@kuvkaEEyi>20100905>20101023>..."
> PANIC:  failed to add tuple to page
> CONTEXT:  COPY customer, line 296:
> "296>ALNGAT>alngat>EgBEEAyXVIAWBE>KCiDDFsqA8Kv>2586068>4067234479>ALNGAT@kuvkaEEyi>20100905>20101023>..."
> psql:./customer.sql:3: connection to server was lost
> ==============================
>
> If I skip the 3rd step(ALTER TABLE(fillfactor)),
> I don't have any ERROR.
> And It's also OK on PostgreSQL 9.1.3.
>
> Are there any changes about this behavior ?

This sounds like a bug in the new page-at-a-time behavior in COPY. Can
you send me a self-contained test, including the test data?

--
   Heikki Linnakangas
   EnterpriseDB   http://www.enterprisedb.com

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