Re: [BUGS] strange disappearence of postgres file

2005-11-23 Thread Qingqing Zhou
On Wed, 23 Nov 2005, Harald Armin Massa wrote: no, it is definitely NOT a temp table. I know which table it is, because: that could not open relation ... error message was exactly provokable with select * from repofeld, which is one of my tables in that database. What is your file system,

Re: [BUGS] strange disappearence of postgres file

2005-11-23 Thread Harald Armin Massa
Hello QuingQing,What is your file system, NTFS or FAT32? Is that table newly created? File System is NTFS. That table was created with database installation, which was short after after release of PostgreSQL 8.0 - so that database was in use for 9 months. That table is a central table of the

Re: [BUGS] strange disappearence of postgres file

2005-11-23 Thread Alvaro Herrera
Harald Armin Massa wrote: Hello QuingQing, What is your file system, NTFS or FAT32? Is that table newly created? File System is NTFS. That table was created with database installation, which was short after after release of PostgreSQL 8.0 - so that database was in use for 9 months. That

Re: [BUGS] strange disappearence of postgres file

2005-11-23 Thread Harald Armin Massa
Alvaro,How many database-wide vacuums did you run during these 9 months?I'm smelling transaction Id wraparound in pg_class or some other systemcatalog.This has been known to happen.Please see the archives.database wide vacuums have been very very seldom; I fear the only one was at initial db bulk

Re: [BUGS] strange disappearence of postgres file

2005-11-23 Thread Alvaro Herrera
Harald Armin Massa wrote: Alvaro, How many database-wide vacuums did you run during these 9 months? I'm smelling transaction Id wraparound in pg_class or some other system catalog. database wide vacuums have been very very seldom; I fear the only one was at initial db bulk load. at

Re: [BUGS] strange disappearence of postgres file

2005-11-22 Thread Qingqing Zhou
Harald Armin Massa [EMAIL PROTECTED] wrote 2005-11-21 09:45:50 ERROR: could not open relation 1663/17253/43471: No such file or directory My checking showed that... within directory data/base/17253 there is indeed no file named 43471; but ones named 43470,43472,43473 . This may be

[BUGS] strange disappearence of postgres file

2005-11-21 Thread Harald Armin Massa
I ran into a very strange disappearance of a postgresql data file.The environment:Windows XP professionalselect version();PostgreSQL 8.0.1 on i686-pc-mingw32, compiled by GCC gcc.exe (GCC) 3.4.2 (mingw-special)All datafiles are within c:\ghum\datathat part of the harddrive is only accessable to