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HOSxP => MySQL => ข้อความที่เริ่มโดย: xycop ที่ กุมภาพันธ์ 16, 2010, 17:48:57 PM
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CentOS 4.7+MySQL 5.1.42-9 percona+XtraDB
-RAM(server) 8 G
-CPU(server) Intel Xeon E7420 Processor 2.13 GHz 4Core SAS 146x2 10k(Raid5) Storage Controller SAS 300x5 15k(Raid5)
-Switch 10/100 ,24 Port 3 ตัว ,16 Port 8 ตัว
-ขนาดฐาน HOSxP 26 Gb
-จำนวนตารางที่เป็น innodb,myisam 95%
-จำนวนเครื่องที่ใช้ 100 เครื่อง
-OS CentOS 4.7 x64 Text mode
-คนไข้เฉลี่ยวันละประมาณ 900-1000 คน
ได้ส่งไฟล์ my.cnf และ error มาให้ด้วยครับ
xycop@hotmail.com
ขอบคุณครับ
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;D ;D ;D ;D ;D ;D
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ดูจาก my.cnf แลัวขาด
หลายตัว
[client]
port = 3306
socket = /var/lib/mysql/mysql.sock
default-character-set=tis620
[mysqld]
port = 3306
socket = /var/lib/mysql/mysql.sock
skip-locking
key_buffer = 300M
max_allowed_packet = 16M
table_cache = 1500
sort_buffer_size = 1M
read_buffer_size = 1M
read_rnd_buffer_size = 1M
myisam_sort_buffer_size = 128M
thread_cache = 8
query_cache_size= 128M
max_heap_table_size = 128M
thread_concurrency = 8
default-character-set=tis620
skip-name-resolve
innodb_file_per_table
skip-character-set-client-handshake
init_connect = 'SET NAMES tis620'
log_bin_trust_function_creators = 1
innodb_file_per_table
innodb_data_home_dir = /var/lib/mysql/
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /var/lib/mysql/
#innodb_log_arch_dir = /var/lib/mysql/
innodb_buffer_pool_size = 1200M
innodb_additional_mem_pool_size = 20M
innodb_log_file_size = 134217728
innodb_log_buffer_size = 8M
#innodb_flush_log_at_trx_commit = 1
innodb_flush_log_at_trx_commit=2
innodb_flush_method=O_DIRECT
innodb_support_xa = 0
innodb_doublewrite = 0
innodb_table_locks = 0
innodb_lock_wait_timeout = 50
[mysqldump]
quick
max_allowed_packet = 16M
allow-keywords
[mysql]
no-auto-rehash
default-character-set=tis620
[isamchk]
key_buffer = 128M
sort_buffer_size = 128M
read_buffer = 2M
write_buffer = 2M
[myisamchk]
key_buffer = 128M
sort_buffer_size = 128M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout
แก้
[client]
port = 3306
socket = /var/lib/mysql/mysql.sock
default-character-set=tis620
[mysqld]
port = 3306
socket = /var/lib/mysql/mysql.sock
default-storage-engine=INNODB
default_table_type = INNODB
skip-locking
key_buffer = 128M
max_allowed_packet = 512M
sort_buffer_size = 1M
read_buffer_size = 1M
read_rnd_buffer_size = 1M
myisam_sort_buffer_size = 128M
thread_cache = 8
query_cache_size= 128M
max_heap_table_size = 512M
thread_concurrency = 32
default-character-set=tis620
skip-name-resolve
innodb_file_per_table = 1
skip-character-set-client-handshake
init_connect = 'SET NAMES tis620'
log_bin_trust_function_creators = 1
innodb_data_home_dir = /var/lib/mysql/
innodb_data_file_path = ibdata1:100M:autoextend
innodb_log_group_home_dir = /var/lib/mysql/
innodb_log_files_in_group = 3
innodb_buffer_pool_size = 5G
innodb_additional_mem_pool_size = 20M
innodb_log_file_size = 1G
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit=2
innodb_flush_method=O_DIRECT
innodb_support_xa = 0
innodb_doublewrite = 0
innodb_table_locks = 0
innodb_lock_wait_timeout = 50
innodb_io_capacity = 10000
innodb_write_io_threads = 32
innodb_read_io_threads = 32
innodb_checksums = 0
table_open_cache = 8000
low_priority_updates=1
[mysqldump]
quick
max_allowed_packet = 1024M
allow-keywords
[mysql]
no-auto-rehash
default-character-set=tis620
[isamchk]
key_buffer = 1024M
sort_buffer_size = 1024M
read_buffer = 8M
write_buffer = 8M
[myisamchk]
key_buffer = 1024M
sort_buffer_size = 1024M
read_buffer = 8M
write_buffer = 8M
[mysqlhotcopy]
interactive-timeout
[mysqld_safe]
open-files-limit = 8192
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centos5.4+mysql5.1.42-percona จริงๆ centos ตัวเดิมก็ได้
error ที่ว่า ตอนติดตั้ง mysql ครั้งแรกยังไม่ได้ลบไฟล์ ib*
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################## start config #####################
[client]
port = 3306
socket = /var/lib/mysql/mysql.sock
default-character-set=tis620
[mysqld]
port = 3306
socket = /var/lib/mysql/mysql.sock
skip-locking
key_buffer = 512M
max_allowed_packet = 512M
table_open_cache = 1600
sort_buffer_size = 1M
low_priority_updates=1
read_buffer_size = 1M
read_rnd_buffer_size = 1M
myisam_sort_buffer_size = 512M
thread_cache = 8
query_cache_size= 512M
thread_concurrency = 8
default-character-set=tis620
skip-name-resolve
skip-character-set-client-handshake
init_connect = 'SET NAMES tis620'
max_connections = 150
##################InnoDB#######################
innodb_data_home_dir = /var/lib/mysql/
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /var/lib/mysql/
innodb_buffer_pool_size = 4500M
innodb_additional_mem_pool_size = 20M
innodb_log_file_size = 256M
innodb_file_per_table
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50
innodb_thread_concurrency = 0
innodb_flush_method=O_DIRECT
innodb_checksums=0
innodb_doublewrite=0
innodb_support_xa=0
innodb_max_dirty_pages_pct=15
innodb_open_files = 1600
innodb_locks_unsafe_for_binlog=1
join_buffer_size = 2M
concurrent_insert = 2
max_heap_table_size = 128M
log_bin_trust_function_creators = 1
############# percona ############
#innodb_adaptive_checkpoint = 1
#innodb_io_capacity = 10000
#innodb_write_io_threads = 16
#innodb_read_io_threads = 16
[mysqldump]
quick
max_allowed_packet = 512M
allow-keywords
[mysql]
no-auto-rehash
default-character-set=tis620
[isamchk]
key_buffer = 512M
sort_buffer_size = 512M
read_buffer = 2M
write_buffer = 2M
[myisamchk]
key_buffer = 512M
sort_buffer_size = 512M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout
################# end ##################
อันนี้ของผมครับ ลองทดสอบครับ
ส่วน percona ที่ conment ไว้ ให้เปิดหลัง dump database เสร็จ
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#!/bin/sh
mysqldump --opt --default-character-set=tis620 --force --allow-keywords --single-transaction -h 192.168..1 -u sa -psa hos > /var/backup/hos.sql
ข้างบนเป็น scrip backup database ครับ ลองเอาแก้และไปใช้ครับ
ใช้วิธี dump ข้อมูล ที่ command จะเร็วกว่า การ inital import
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ขอขอบคุณอาจารย์ทุกท่านที่ให้ความช่วยเหลือ พรุ่งนี้จะทดสอบดู ได้ผลอย่างไรจะแจ้งให้ทราบอีกที