View Full Version : mysqldump (Backup using ssh) not completed, & please advice my.cnf

11-13-2010, 12:07 AM
Hi guys i just move to new server

in previous server i can running mysql backup using mysqldump with no problem

mysqldump --opt -u user -p dbname > backup.sql

but in this new server, its running not completed, stopped in the middle

the mysql size total are 2.2Gb, but its only get 650Mb

please advice what should we do, current server's specs are bigger from the previous servers

here is current server's specs

Core i7 860 Quad Core - SINGLE CPU QUAD CORE 2.8GHZ FSB 2.5 GT/s (8MB CACHE) w/HT
Control Panel: CPanel/WHM - Centos 5 64 Bit
RAM/Memory: 8GB DDR3
Primary Hard Drive: 1TB SATA

here is the my.cnf content, from here (http://www.pctipsbox.com/a-real-production-mycnf-file-for-mysql-server/), and please advice do you think below configuration are good for above server's specs, the server are running vbulletin big enough

max_connections = 500
key_buffer = 16M
myisam_sort_buffer_size = 64M
join_buffer_size = 1M
read_buffer_size = 1M
sort_buffer_size = 2M
table_cache = 1024
thread_cache_size = 64
wait_timeout = 1800
connect_timeout = 10
max_allowed_packet = 16M
max_connect_errors = 10
query_cache_limit = 1M
query_cache_size = 32M
query_cache_type = 1

open_files_limit = 8192

max_allowed_packet = 16M

key_buffer = 64M
sort_buffer = 64M
read_buffer = 16M
write_buffer = 16M


11-13-2010, 04:26 PM
Check your logs. How much free space is there in the directory you're doing the dump to?