minio/cmd/config/cache/help.go
poornas 55a3b071ea
Allow optionally to disable range caching. (#9908)
The default behavior is to cache each range requested
to cache drive. Add an environment variable
`MINIO_RANGE_CACHE` - when set to off, it disables
range caching and instead downloads entire object
in the background.

Fixes #9870
2020-06-29 13:25:29 -07:00

79 lines
2.2 KiB
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/*
* MinIO Cloud Storage, (C) 2019 MinIO, 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,
* 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.
*/
package cache
import "github.com/minio/minio/cmd/config"
// Help template for caching feature.
var (
Help = config.HelpKVS{
config.HelpKV{
Key: Drives,
Description: `comma separated mountpoints e.g. "/optane1,/optane2"`,
Type: "csv",
},
config.HelpKV{
Key: Expiry,
Description: `cache expiry duration in days e.g. "90"`,
Optional: true,
Type: "number",
},
config.HelpKV{
Key: Quota,
Description: `limit cache drive usage in percentage e.g. "90"`,
Optional: true,
Type: "number",
},
config.HelpKV{
Key: Exclude,
Description: `comma separated wildcard exclusion patterns e.g. "bucket/*.tmp,*.exe"`,
Optional: true,
Type: "csv",
},
config.HelpKV{
Key: config.Comment,
Description: config.DefaultComment,
Optional: true,
Type: "sentence",
},
config.HelpKV{
Key: After,
Description: `minimum accesses before caching an object`,
Optional: true,
Type: "number",
},
config.HelpKV{
Key: WatermarkLow,
Description: `% of cache use at which to stop cache eviction`,
Optional: true,
Type: "number",
},
config.HelpKV{
Key: WatermarkHigh,
Description: `% of cache use at which to start cache eviction`,
Optional: true,
Type: "number",
},
config.HelpKV{
Key: Range,
Description: `set to "on" or "off" caching of independent range requests per object, defaults to "on"`,
Optional: true,
Type: "string",
},
}
)