Virus software and PostgreSQL on Windows2000 - Mailing list pgsql-cygwin

From Colin Mangiagalli
Subject Virus software and PostgreSQL on Windows2000
Date
Msg-id 010d01c2d0d6$d75c62d0$7201a8c0@camara.co.za
Whole thread Raw
List pgsql-cygwin
Hi
 
I am running PostgreSQL 7.2.1-2  with cygwin dll 1.3.12-2 on Windows2000 Pro, Service Pack 2
 
I am using McAfee's virus software and have set VShield to exclude scanning the cygwin and pgdata folder.
 
I have the following problem though. Postmaster sometimes does down with the following error (see below).
 
Could the virus scanning software be causing this.
 
Thanks
 
 
ERROR:  cannot read block 0 of modem_pkey: Permission denied
NOTICE:  Error occurred while executing PL/pgSQL function modem_updatesignalstrength
NOTICE:  line 7 at SQL statement
ERROR:  cannot read block 0 of modem_pkey: Permission denied
NOTICE:  Error occurred while executing PL/pgSQL function modem_updatesignalstrength
NOTICE:  line 7 at SQL statement
DEBUG:  mdblindwrt: write() failed: Permission denied
ERROR:  cannot write block 262 of 16557/16572 blind: Permission denied
NOTICE:  Error occurred while executing PL/pgSQL function modem_updatesignalstrength
NOTICE:  line 7 at SQL statement
ERROR:  cannot extend messages: Permission denied.
 Check free disk space.
FATAL 2:  write of log file 4, segment 24, offset 12312576 failed: Permission denied
DEBUG:  server process (pid 2324) exited with exit code 2
DEBUG:  terminating any other active server processes
NOTICE:  Message from PostgreSQL backend:
 The Postmaster has informed me that some other backend
 died abnormally and possibly corrupted shared memory.
 I have rolled back the current transaction and am
 going to terminate your database system connection and exit.
 Please reconnect to the database system and repeat your query.
NOTICE:  Message from PostgreSQL backend:
 The Postmaster has informed me that some other backend
 died abnormally and possibly corrupted shared memory.
 I have rolled back the current transaction and am
 going to terminate your database system connection and exit.
 Please reconnect to the database system and repeat your query.
NOTICE:  Message from PostgreSQL backend:
 The Postmaster has informed me that some other backend
 died abnormally and possibly corrupted shared memory.
 I have rolled back the current transaction and am
 going to terminate your database system connection and exit.
 Please reconnect to the database system and repeat your query.
DEBUG:  all server processes terminated; reinitializing shared memory and semaphores
IpcMemoryCreate: shmget(key=5432001, size=2048000, 03600) failed: Not enough core
 
This error usually means that PostgreSQL's request for a shared
memory segment exceeded available memory or swap space.
To reduce the request size (currently 2048000 bytes), reduce
PostgreSQL's shared_buffers parameter (currently 100) and/or
its max_connections parameter (currently 50).
 
The PostgreSQL Administrator's Guide contains more information about
shared memory configuration.
 
 

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