talent-plan-tinykv/scheduler/pkg/tsoutil/tso.go
Connor 5e089a2cd1 init course framework
Signed-off-by: Connor <zbk602423539@gmail.com>
Co-authored-by: Nick Cameron <nrc@ncameron.org>
Co-authored-by: linning <linningde25@gmail.com>
Co-authored-by: YangKeao <keao.yang@yahoo.com>
Co-authored-by: andylokandy <andylokandy@hotmail.com>
Co-authored-by: Iosmanthus Teng <myosmanthustree@gmail.com>
2020-04-30 15:25:07 +08:00

30 lines
926 B
Go

// Copyright 2019 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package tsoutil
import "time"
const (
PhysicalShiftBits = 18
LogicalBits = (1 << PhysicalShiftBits) - 1
)
// ParseTS parses the ts to (physical,logical).
func ParseTS(ts uint64) (time.Time, uint64) {
logical := ts & LogicalBits
physical := ts >> PhysicalShiftBits
physicalTime := time.Unix(int64(physical/1000), int64(physical)%1000*time.Millisecond.Nanoseconds())
return physicalTime, logical
}