RollingWriter is an auto rotate io.Writer implementation. It can works well with logger.

Awesome Go popular log helper

New Version v2.0 is comming out! Much more Powerfull and Efficient. Try it by follow the demo

RollingWriter contains 2 separate patrs:

• Manager: decide when to rotate the file with policy. RlingPolicy give out the rolling policy

  • WithoutRolling: no rolling will happen
  • TimeRolling: rolling by time
  • VolumeRolling: rolling by file size

• IOWriter: impement the io.Writer and do the io write

  • Writer: not parallel safe writer
  • LockedWriter: parallel safe garented by lock
  • AsyncWtiter: parallel safe async writer
  • BufferWriter: merge serval write into one file.Write()

• Auto rotate with multi rotate policies
• Implement go io.Writer, provide parallel safe writer
• Max remain rolling files with auto cleanup
• Easy for user to implement your manager

goos: darwin goarch: amd64 pkg: github.com/arthurkiller/rollingWriter BenchmarkWrite-4 300000 5952 ns/op 0 B/op 0 allocs/op BenchmarkParallelWrite-4 200000 7846 ns/op 0 B/op 0 allocs/op BenchmarkAsynWrite-4 200000 7917 ns/op 16324 B/op 1 allocs/op BenchmarkParallelAsynWrite-4 200000 8632 ns/op 12513 B/op 1 allocs/op BenchmarkLockedWrite-4 200000 5829 ns/op 0 B/op 0 allocs/op BenchmarkParallelLockedWrite-4 200000 7796 ns/op 0 B/op 0 allocs/op BenchmarkBufferWrite-4 200000 6943 ns/op 1984 B/op 4 allocs/op BenchmarkParallelBufferWrite-4 1000000 1026 ns/op 7129 B/op 1 allocs/op PASS ok github.com/arthurkiller/rollingWriter 14.867s

writer, err := rollingwriter.NewWriterFromConfig(&config) if err != nil { panic(err)	} writer.Write([]byte("hello, world"))

Want more? View demo for more details.

Any suggestion or new feature inneed, please put up an issue