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收集表+索引的数据大小 #3

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收集表+索引的数据大小 #3

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1d31d02
collect mysql total data size
Jun 12, 2015
e6ec852
add Data_size
yamada95 Jun 12, 2015
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23 changes: 23 additions & 0 deletions dataSize.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
package main

import (
"github.com/ziutek/mymysql/mysql"
_ "github.com/ziutek/mymysql/native"
"strconv"
)

func getDataSize(m *MysqlIns, db mysql.Conn) (*MetaData, error) {
sql := "SELECT (SUM(DATA_LENGTH)+SUM(INDEX_LENGTH)) AS data_size FROM INFORMATION_SCHEMA.TABLES"

row, _, err := db.QueryFirst(sql)
if err != nil {
return nil, err
}
sizeStr := row.Str(0)
size, _ := strconv.Atoi(sizeStr)

dataSize := NewMetric("Data_size")
dataSize.SetValue(size)

return dataSize, nil
}
1 change: 1 addition & 0 deletions metrics.txt
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Expand Up @@ -402,3 +402,4 @@ Uptime
Uptime_since_flush_status
wait_timeout
warning_count
Data_size
8 changes: 7 additions & 1 deletion mpm.go
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Expand Up @@ -18,7 +18,7 @@ type Cfg struct {
LogFile string
LogLevel int
FalconClient string
Endpoint string
Endpoint string

User string
Pass string
Expand Down Expand Up @@ -160,6 +160,12 @@ func FetchData(m *MysqlIns) (err error) {
}
data = append(data, slaveState...)

dataSize, err := getDataSize(m, db)
if err != nil {
return
}
data = append(data, dataSize)

msg, err := sendData(data)
if err != nil {
return
Expand Down