Changeset dd7f574 for npl/commonservers/mysql_conf/root

Timestamp:

08/02/18 15:14:12 (7 years ago)

Author:

Edwin Eefting <edwin@datux.nl>

Branches:

gcc484, master, perl-5.22

Children:

d0ec78d

Parents:

8c2f7e4

Message:

prevent empty config

File:

• npl/commonservers/mysql_conf/root/service/mysql/run (modified) (1 diff)

npl/commonservers/mysql_conf/root/service/mysql/run

@@ -19 +19 @@
 fi
 
-sed "s/^innodb_buffer_pool_size.*/innodb_buffer_pool_size = "$MEM_POOL"K/g" -i /etc/my.cnf
+#make the config update atomic. (it happend more then once that during a crash/reset the config file ended up zero bytes )
+cat /etc/my.cnf | sed "s/^innodb_buffer_pool_size.*/innodb_buffer_pool_size = "$MEM_POOL"K/g" > /etc/my.cnf.tmp
+sync
+mv /etc/my.cnf.tmp /etc/my.cnf
 
 cd /