minio/internal/config/ilm/ilm.go
Krishnan Parthasarathi a7577da768
Improve expiration of tiered objects (#18926)
- Use a shared worker pool for all ILM expiry tasks
- Free version cleanup executes in a separate goroutine
- Add a free version only if removing the remote object fails
- Add ILM expiry metrics to the node namespace
- Move tier journal tasks to expiryState
- Remove unused on-disk journal for tiered objects pending deletion
- Distribute expiry tasks across workers such that the expiry of versions of
  the same object serialized
- Ability to resize worker pool without server restart
- Make scaling down of expiryState workers' concurrency safe; Thanks
  @klauspost
- Add error logs when expiryState and transition state are not
  initialized (yet)
* metrics: Add missed tier journal entry tasks
* Initialize the ILM worker pool after the object layer
2024-03-01 21:11:03 -08:00

61 lines
1.7 KiB
Go

// Copyright (c) 2015-2024 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package ilm
import (
"strconv"
"github.com/minio/minio/internal/config"
"github.com/minio/pkg/v2/env"
)
// DefaultKVS default configuration values for ILM subsystem
var DefaultKVS = config.KVS{
config.KV{
Key: transitionWorkers,
Value: "100",
},
config.KV{
Key: expirationWorkers,
Value: "100",
},
}
// Config represents the different configuration values for ILM subsystem
type Config struct {
TransitionWorkers int
ExpirationWorkers int
}
// LookupConfig - lookup ilm config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
tw, err := strconv.Atoi(env.Get(EnvILMTransitionWorkers, kvs.GetWithDefault(transitionWorkers, DefaultKVS)))
if err != nil {
return cfg, err
}
ew, err := strconv.Atoi(env.Get(EnvILMExpirationWorkers, kvs.GetWithDefault(expirationWorkers, DefaultKVS)))
if err != nil {
return cfg, err
}
cfg.TransitionWorkers = tw
cfg.ExpirationWorkers = ew
return cfg, nil
}