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add free_os_memory选项 #526

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add free_os_memory选项 #526

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20 changes: 20 additions & 0 deletions cmd/kingshard/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -21,8 +21,10 @@ import (
"os/signal"
"path"
"runtime"
"runtime/debug"
"strings"
"syscall"
"time"

"github.com/flike/kingshard/config"
"github.com/flike/kingshard/core/golog"
Expand Down Expand Up @@ -75,6 +77,24 @@ func main() {
return
}

if len(cfg.FreeOsMemory) > 0 {
go func() {
ts, err := time.ParseDuration(cfg.FreeOsMemory)
if err != nil {
fmt.Printf("paser free_os_memory fail:%s\n", err)
return
}

tk := time.NewTicker(ts)
for {
select {
case <-tk.C:
debug.FreeOSMemory()
}
}
}()
}

//when the log file size greater than 1GB, kingshard will generate a new file
if len(cfg.LogPath) != 0 {
sysFilePath := path.Join(cfg.LogPath, sysLogName)
Expand Down
7 changes: 4 additions & 3 deletions config/config.go
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Expand Up @@ -25,9 +25,10 @@ var configFileName string

//整个config文件对应的结构
type Config struct {
Addr string `yaml:"addr"`
PrometheusAddr string `yaml:"prometheus_addr"`
UserList []UserConfig `yaml:"user_list"`
FreeOsMemory string `yaml:"free_os_memory"`
Addr string `yaml:"addr"`
PrometheusAddr string `yaml:"prometheus_addr"`
UserList []UserConfig `yaml:"user_list"`

WebAddr string `yaml:"web_addr"`
WebUser string `yaml:"web_user"`
Expand Down