zfs

Documentation

Overview

Copyright 2016 Google Inc. All Rights Reserved.

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, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Index

• type ZfsWatcher
  • func NewZfsWatcher(filesystem string) (*ZfsWatcher, error)
  • func (w *ZfsWatcher) GetUsage(filesystem string) (uint64, error)
  • func (w *ZfsWatcher) Refresh() error
  • func (w *ZfsWatcher) Start()
  • func (w *ZfsWatcher) Stop()

Types

type ZfsWatcher

type ZfsWatcher struct {
	// contains filtered or unexported fields
}

zfsWatcher maintains a cache of filesystem -> usage stats for a zfs filesystem

func NewZfsWatcher

func NewZfsWatcher(filesystem string) (*ZfsWatcher, error)

NewThinPoolWatcher returns a new ThinPoolWatcher for the given devicemapper thin pool name and metadata device or an error.

func (*ZfsWatcher) GetUsage

func (w *ZfsWatcher) GetUsage(filesystem string) (uint64, error)

GetUsage gets the cached usage value of the given filesystem.

func (*ZfsWatcher) Refresh

func (w *ZfsWatcher) Refresh() error

Refresh performs a zfs get

func (*ZfsWatcher) Start

func (w *ZfsWatcher) Start()

Start starts the ZfsWatcher.

func (*ZfsWatcher) Stop

func (w *ZfsWatcher) Stop()

Stop stops the ZfsWatcher.