Spans and attributes

Cloudflare has automatically instrumented fetch calls and requests to Cloudflare resources (e.g. Workers KV, D1 Databases, Durable Objects) bound to your Workers application, without requiring you to install and configure an OpenTelemetry SDK.

Runtime Bindings

`fetch`

db.system.name
db.namespacedb.operation.name
cloudflare.binding_type
cloudflare.kv.namespace.id
error.type

`cache_put`

`cache_match`

`cache_delete`

Handlers

`FetchHandler`

`Scheduled Handler`

`GatewayPolicyHandler`

`QueueHandler`

`EmailHandler`

`AlarmHandler`

KV

`[common]`

db.system.name
db.namespace
db.operation.name
cloudflare.binding_type
cloudflare.kv.namespace.id
error.type

`kv_get`

cloudflare.kv.query.key
cloudflare.kv.query.keys
cloudflare.kv.query.type
cloudflare.kv.query.cache_ttl
cloudflare.kv.response.size
cloudflare.kv.response.returned_rows
cloudflare.kv.response.metadata
cloudflare.kv.response.cache_status

`kv_getWithMetadata`

cloudflare.kv.query.key
cloudflare.kv.query.keys
cloudflare.kv.query.type
cloudflare.kv.query.cache_ttl
cloudflare.kv.response.size
cloudflare.kv.response.returned_rows
cloudflare.kv.response.metadata
cloudflare.kv.response.cache_status

`kv_get_bulk`

`kv_put`

cloudflare.kv.query.key
cloudflare.kv.query.value_type
cloudflare.kv.query.expiration
cloudflare.kv.query.expiration_ttl
cloudflare.kv.query.metadata
cloudflare.kv.query.payload.size

`kv_delete`

cloudflare.kv.query.key

`kv_deleteBulk`

`kv_list`

cloudflare.kv.query.prefix
cloudflare.kv.query.limit
cloudflare.kv.query.cursor
cloudflare.kv.response.returned_rows
cloudflare.kv.response.list_complete
cloudflare.kv.response.cursor
cloudflare.kv.response.cache_status
cloudflare.kv.response.expiration

R2

`[common]`

cloudflare.binding_type
error.type
cloudflare.r2.bucket.name
cloudflare.r2.operation

`r2_head`

cloudflare.r2.operation
cloudflare.r2.request.key
cloudflare.r2.response.success
cloudflare.r2.response.version
cloudflare.r2.response.size
cloudflare.r2.response.etag
cloudflare.r2.response.checksum.type
cloudflare.r2.response.checksum.value
cloudflare.r2.response.uploaded
cloudflare.r2.response.storage_class

`r2_get`

cloudflare.r2.operation
cloudflare.r2.request.key
cloudflare.r2.request.only_if
cloudflare.r2.request.range.offset
cloudflare.r2.request.range.length
cloudflare.r2.request.range.suffix
cloudflare.r2.request.ssec_key
cloudflare.r2.response.success
cloudflare.r2.response.version
cloudflare.r2.response.size
cloudflare.r2.response.etag
cloudflare.r2.response.checksum.type
cloudflare.r2.response.checksum.value
cloudflare.r2.response.uploaded
cloudflare.r2.response.range.offset
cloudflare.r2.response.range.length
cloudflare.r2.response.range.suffix
cloudflare.r2.response.storage_class

`r2_put`

cloudflare.r2.operation
cloudflare.r2.request.key
cloudflare.r2.request.size
cloudflare.r2.request.only_if
cloudflare.r2.response.success
cloudflare.r2.response.version
cloudflare.r2.response.size
cloudflare.r2.response.etag
cloudflare.r2.response.checksum.type
cloudflare.r2.response.checksum.value
cloudflare.r2.response.uploaded
cloudflare.r2.response.storage_class

`r2_list`

cloudflare.r2.operation
cloudflare.r2.request.limit
cloudflare.r2.request.prefix
cloudflare.r2.request.cursor
cloudflare.r2.request.delimiter
cloudflare.r2.response.success
cloudflare.r2.response.truncated
cloudflare.r2.response.returned_objects

`r2_delete`

cloudflare.r2.operation
cloudflare.r2.request.keys
cloudflare.r2.response.success

`r2_uploadPart`

cloudflare.r2.operation
cloudflare.r2.request.key
cloudflare.r2.request.upload_id
cloudflare.r2.request.part_number
cloudflare.r2.request.size
cloudflare.r2.request.ssec_key
cloudflare.r2.response.etag

`r2_createMultipartUpload`

cloudflare.r2.operation
cloudflare.r2.request.key
cloudflare.r2.request.storage_class
cloudflare.r2.request.ssec_key
cloudflare.r2.response.success
cloudflare.r2.response.upload_id

`r2_abortMultipartUpload`

cloudflare.r2.operation
cloudflare.r2.request.key
cloudflare.r2.request.upload_id
cloudflare.r2.response.success

`r2_completeMultipartUpload`

cloudflare.r2.operation
cloudflare.r2.request.key
cloudflare.r2.request.upload_id
cloudflare.r2.response.success

Workers Analytics Engine

`wae_writeDataPoint`

db.system.name
db.namespace
db.operation.name
cloudflare.binding_type
error.type
cloudflare.wae.query.index
cloudflare.wae.query.doubles
cloudflare.wae.query.blobs

Dispatch Namespace

`wfp_get`

cloudflare.binding_type
error.type

Durable Object API

`durable_object_get`

cloudflare.binding_type
error.type
cloudflare.durable_object.id
cloudflare.durable_object.location_hint
cloudflare.durable_object.replica
cloudflare.durable_object.replica_routing
cloudflare.durable_object.jurisdiction

Durable Object Storage SQL API

`durable_object_storage_exec`

cloudflare.binding_type
cloudflare.durable_object.id
error.type
db.system
db.namespace
db.operation.name
cloudflare.durable_object.sql.query.statement
cloudflare.durable_object.sql.query.bindings
cloudflare.durable_object.sql.response.rows_returned
cloudflare.durable_object.sql.response.rows_read
cloudflare.durable_object.sql.response.rows_written
cloudflare.durable_object.sql.response.bytes

`durable_object_storage_databaseSize`

cloudflare.binding_type
cloudflare.durable_object.id
error.type
db.system.name
db.namespace
db.operation.name

`durable_object_storage_ingest`

cloudflare.binding_type
cloudflare.durable_object.id
error.type
db.system.name
db.namespace
db.operation.name

`durable_object_storage_get`

`durable_object_storage_put`

`durable_object_storage_delete`

`durable_object_storage_list`

Durable Object Storage Alarms API

`durable_object_alarms_getAlarm`

`durable_object_alarms_setAlarm`

`durable_object_alarms_deleteAlarm`

Durable Object Storage PITR API

`durable_object_storange_getCurrentBookmark`

`durable_object_storage_getBookmarkForTime`

`durable_object_storage_onNextSessionRestoreBookmark`

Durable Object Storage Other API

`durable_object_storage_deleteAll`

`durable_object_storage_transactionSync`

`durable_object_storage_transaction`

`durable_object_transaction_put`

`durable_object_transaction_get`

`durable_object_transaction_delete`

`durable_object_transaction_list`

Email

`reply_email`

cloudflare.binding_type
error.type
cloudflare.send_email.to
cloudflare.send_email.from
cloudflare.send_email.message.bytes

`forward_email`

cloudflare.binding_type
error.type
cloudflare.send_email.to
cloudflare.send_email.from
cloudflare.send_email.message.bytes

`send_email`

cloudflare.binding_type
error.type
cloudflare.send_email.to
cloudflare.send_email.from
cloudflare.send_email.message.bytes

Queues

`queue_send`

`queue_sendBatch`

`ratelimit_run`

JSRPC

`JsRpcStub_call`

`callImpl`

`store_get`

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