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## Minio Server Limits Per Tenant
### Erasure Code (Multiple Drives / Servers)
|Item|Specification|
|:---|:---|
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|Maximum number of servers| 32|
|Minimum number of servers| 02|
|Maximum number of drives per server| Unlimited|
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|Read quorum| N/2|
|Write quorum| N/2+1|
### Browser Access
|Item|Specification|
|:---|:---|
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|Web browser upload size limit| 5 TiB|
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### Limits of S3 API
|Item|Specification|
|:---|:---|
|Maximum number of buckets| no-limit|
|Maximum number of objects per bucket| no-limit|
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|Maximum object size| 5 TiB|
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|Minimum object size| 0 B|
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|Maximum object size per PUT operation| 5 TiB|
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|Maximum number of parts per upload| 10,000|
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|Part size|5 MiB to 5 GiB. Last part can be 0 B to 5 GiB|
|Maximum number of parts returned per list parts request| 1000|
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|Maximum number of objects returned per list objects request| 1000|
|Maximum number of multipart uploads returned per list multipart uploads request| 1000|
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### List of Amazon S3 API's not supported on Minio
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We found the following APIs to be redundant or less useful outside of AWS S3. If you have a different view on any of the APIs we missed, please open a [github issue ](https://github.com/minio/minio/issues ).
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#### List of Amazon S3 Bucket API's not supported on Minio
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- BucketACL (Use [bucket policies ](http://docs.minio.io/docs/minio-client-complete-guide#policy ) instead)
- BucketCORS (CORS enabled by default on all buckets for all HTTP verbs)
- BucketLifecycle (Not required for Minio erasure coded backend)
- BucketReplication (Use [`mc mirror` ](http://docs.minio.io/docs/minio-client-complete-guide#mirror ) instead)
- BucketVersions, BucketVersioning (Use [`s3git` ](https://github.com/s3git/s3git ))
- BucketWebsite (Use [`caddy` ](https://github.com/mholt/caddy ) or [`nginx` ](https://www.nginx.com/resources/wiki/ ))
- BucketAnalytics, BucketMetrics, BucketLogging (Use [bucket notification ](http://docs.minio.io/docs/minio-client-complete-guide#events ) APIs)
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- BucketRequestPayment
- BucketTagging
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#### List of Amazon S3 Object API's not supported on Minio
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- ObjectACL (Use [bucket policies ](http://docs.minio.io/docs/minio-client-complete-guide#policy ) instead)
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- ObjectTorrent
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- ObjectVersions
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### Object name restrictions on Minio
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Object names that contain characters `^*|\" ; are unsupported on Windows and other file systems which do not support filenames with these characters.