starlette.errors.total

Total server errors

Dimensions:None

Technical Annotations (12)

Configuration Parameters (3)

max_part_sizerecommended: 50 * 1024 * 1024

Form parser size limit; examples show 10MB or 50MB for larger uploads

max_file_sizerecommended: 20 * 1024 * 1024

SpooledTemporaryFile max_size parameter; controls memory buffer size before spilling to disk

starlette.versionrecommended: >=0.40.0

version 0.40.0 fixes unbounded memory buffering vulnerability

Error Signatures (3)

Part exceeded maximum size of 1024KB.log pattern

400http status

OOM errorerror code

Technical References (6)

MultiPartParsercomponentrequest.form()componentSpooledTemporaryFilecomponentmultipart/form-dataprotocolASGIprotocolfilenamecomponent

Form data exceeding 1MB causes HTTP 400 errors since Starlette 0.40.0warning

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Unbounded multipart form field buffering causes memory exhaustion DoScritical

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Unbounded memory allocation from multipart form data without filename causes OOMcritical

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