Document cache example for docker

[poornas]

Fixes: #9688

Description

Motivation and Context

How to test this PR?

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• Fixes a regression (If yes, please add commit-id or PR # here)
• Documentation needed
• Unit tests needed
• Functional tests needed (If yes, add mint PR # here: )

[minio-trusted]

Mint Automation

Test	Result
mint-xl.sh	✔️
mint-large-bucket.sh	✔️
mint-fs.sh	✔️
mint-dist-xl.sh	✔️
mint-gateway-s3.sh	✔️
mint-gateway-azure.sh	❌ more...
mint-gateway-nas.sh	❌ more...

9712-fba3715/mint-gateway-azure.sh.log:

Running with
SERVER_ENDPOINT:      minio-dev7.minio.io:31595
ACCESS_KEY:           minioazure
SECRET_KEY:           ***REDACTED***
ENABLE_HTTPS:         0
SERVER_REGION:        us-east-1
MINT_DATA_DIR:        /mint/data
MINT_MODE:            full
ENABLE_VIRTUAL_STYLE: 0

To get logs, run 'docker cp 9b6954739350:/mint/log /tmp/mint-logs'

(1/15) Running aws-sdk-go tests ... done in 7 seconds
(2/15) Running aws-sdk-java tests ... done in 2 seconds
(3/15) Running aws-sdk-php tests ... done in 3 minutes and 17 seconds
(4/15) Running aws-sdk-ruby tests ... done in 15 seconds
(5/15) Running awscli tests ... done in 3 minutes and 46 seconds
(6/15) Running healthcheck tests ... done in 1 seconds
(7/15) Running mc tests ... done in 3 minutes and 20 seconds
(8/15) Running minio-dotnet tests ... done in 1 minutes and 39 seconds
(9/15) Running minio-go tests ... done in 3 minutes and 47 seconds
(10/15) Running minio-java tests ... done in 27 minutes and 24 seconds
(11/15) Running minio-js tests ... FAILED in 1 minutes and 51 seconds
{
  "name": "minio-js",
  "function": "fPutObject(bucketName, objectName, filePath, metaData)",
  "args": "bucketName:minio-js-test-b056e940-2ae3-4b2e-8b00-f0771f72c8fe, objectName:datafile-65-MB, filePath:/tmp/datafile-65-MB",
  "duration": 967,
  "status": "FAIL",
  "error": "Error: read ECONNRESET at TCP.onStreamRead (internal/stream_base_commons.js:205:27)"
}
(11/15) Running minio-py tests ... done in 9 minutes and 58 seconds
(12/15) Running s3cmd tests ... done in 1 minutes and 25 seconds
(13/15) Running s3select tests ... done in 59 seconds
(14/15) Running security tests ... done in 0 seconds

Executed 14 out of 15 tests successfully.

9712-fba3715/mint-gateway-nas.sh.log:

Running with
SERVER_ENDPOINT:      minio-dev6.minio.io:31280
ACCESS_KEY:           minio
SECRET_KEY:           ***REDACTED***
ENABLE_HTTPS:         0
SERVER_REGION:        us-east-1
MINT_DATA_DIR:        /mint/data
MINT_MODE:            full
ENABLE_VIRTUAL_STYLE: 0

To get logs, run 'docker cp 88f4cf33d48d:/mint/log /tmp/mint-logs'

(1/15) Running aws-sdk-go tests ... done in 0 seconds
(2/15) Running aws-sdk-java tests ... done in 2 seconds
(3/15) Running aws-sdk-php tests ... done in 1 seconds
(4/15) Running aws-sdk-ruby tests ... done in 2 seconds
(5/15) Running awscli tests ... done in 2 minutes and 5 seconds
(6/15) Running healthcheck tests ... done in 1 seconds
(7/15) Running mc tests ... done in 32 seconds
(8/15) Running minio-dotnet tests ... done in 27 seconds
(9/15) Running minio-go tests ... done in 40 seconds
(10/15) Running minio-java tests ... done in 31 seconds
(11/15) Running minio-js tests ... FAILED in 9 seconds
{
  "name": "minio-js",
  "function": "getBucketPolicy(bucketName, cb)",
  "args": "bucketName:minio-js-test-f503012e-0947-4760-a33f-e04bac941b0e",
  "duration": 7,
  "status": "FAIL",
  "error": "S3Error: The bucket policy does not exist at Object.parseError (node_modules/minio/dist/main/xml-parsers.js:86:11) at /mint/run/core/minio-js/node_modules/minio/dist/main/transformers.js:156:22 at DestroyableTransform._flush (node_modules/minio/dist/main/transformers.js:80:10) at DestroyableTransform.prefinish (node_modules/readable-stream/lib/_stream_transform.js:129:10) at prefinish (node_modules/readable-stream/lib/_stream_writable.js:611:14) at finishMaybe (node_modules/readable-stream/lib/_stream_writable.js:620:5) at endWritable (node_modules/readable-stream/lib/_stream_writable.js:643:3) at DestroyableTransform.Writable.end (node_modules/readable-stream/lib/_stream_writable.js:571:22) at IncomingMessage.onend (_stream_readable.js:673:10) at endReadableNT (_stream_readable.js:1201:12) at processTicksAndRejections (internal/process/task_queues.js:84:21)"
}
(11/15) Running minio-py tests ... done in 57 seconds
(12/15) Running s3cmd tests ... done in 17 seconds
(13/15) Running s3select tests ... done in 2 seconds
(14/15) Running security tests ... done in 0 seconds

Executed 14 out of 15 tests successfully.

Deleting image on docker hub
Deleting image locally

[BigUstad]

LGTM

[eco-minio]

LGTM