24.4.2

Breaking Changes:

• Stop supporting dynamic sampling mode "total", which adjusted for the client sample rate. (#3474)

Bug fixes:

• Respect country code TLDs when scrubbing span tags. (#3458)
• Extract HTTP status code from span data when sent as integers. (#3491)

Features:

• Separate the logic for producing UserReportV2 events (user feedback) and handle attachments in the same envelope as feedback. (#3403)
• Use same keys for OTel span attributes and Sentry span data. (#3457)
• Support passing owner when upserting Monitors. (#3468)
• Add features to ClientSDKInfo (#3478
• Extract frames.slow, frames.frozen, and frames.total metrics from mobile spans. (#3473)
• Extract frames.delay metric from mobile spans. (#3472)
• Consider "Bearer" (case-insensitive) a password. PII will scrub all strings matching that substring. (#3484)
• Add support for CF-Connecting-IP header. (#3496)

Internal:

• Emit gauges for total and self times for spans. (#3448)
• Collect exclusive_time_light metrics for cache.* spans. (#3466)
• Build and publish ARM docker images for Relay. (#3272).

24.4.1

Features:

• Add inbound filters for Annotated types. (#3420)
• Add Linux distributions to os context. (#3443)

Internal:

• Emit negative outcomes in metric stats for metrics. (#3436)
• Add new inbound filter: Permission denied to access property "x" (#3442)

24.4.0

Bug fixes:

• Fix performance regression in disk spooling by using page counts to estimate the spool size. (#3379)
• Perform clock drift normalization only when sent_at is set in the Envelope headers. (#3405)

Features:

• Breaking change: Kafka topic configuration keys now support the default topic name. The previous aliases metrics and metrics_transactions are no longer supported if configuring topics manually. Use ingest-metrics or metrics_sessions instead of metrics, and ingest-performance-metrics or metrics_generic instead of metrics_transactions. (#3361)
• Breaking change: Remove ShardedProducer and related code. The sharded configuration for Kafka is no longer supported. (#3415)
• Add support for continuous profiling. (#3270)
• Add support for Reporting API for CSP reports (#3277)
• Extract op and description while converting opentelemetry spans to sentry spans. (#3287)
• Drop event_id and remote_addr from all outcomes. (#3319)
• Support for AI token metrics (#3250)
• Accept integers in event.user.username. (#3328)
• Produce user feedback to ingest-feedback-events topic, with rollout rate. (#3344)
• Extract cache.item_size and cache.hit data into span indexed ([#3367]#3367)
• Allow IP addresses in metrics domain tag. (#3365)
• Support the full unicode character set via UTF-8 encoding for metric tags submitted via the statsd format. Certain restricted characters require escape sequences, see docs for the precise rules. (#3358)
• Stop extracting count_per_segment and count_per_op metrics. (#3380)
• Add cardinality_limited outcome with id 6. (#3389)
• Extract cache.item_size and cache.hit metrics. ([#3371]#3371)
• Optionally convert segment spans to transactions for compatibility. (#3375)
• Add feature flag for replay video event types. (#3402)
• Extract scrubbed IP addresses into the span.domain tag. (#3383)

Internal:

• Enable db.redis span metrics extraction. (#3283)
• Add data categories for continuous profiling. (#3284, #3303)
• Apply rate limits to span metrics. (#3255)
• Extract metrics from transaction spans. (#3273, #3324)
• Implement volume metric stats. (#3281)
• Implement cardinality metric stats. (#3360)
• Scrub transactions before enforcing quotas. (#3248)
• Implement metric name based cardinality limits. (#3313)
• Kafka topic config supports default topic names as keys. (#3282, #3350)
• Set all span tags on the transaction span. (#3310)
• Emit outcomes for user feedback events. (#3026)
• Collect duration for all spans. (#3322)
• Add project_id as part of the span Kafka message headers. (#3320)
• Stop producing to sessions topic, the feature is now fully migrated to metrics. (#3271)
• Pass retention_days in the Kafka profile messages. (#3362)
• Support and expose namespaces for metric rate limit propagation via the x-sentry-rate-limits header. (#3347)
• Tag span duration metric by group for all ops supporting description scrubbing. (#3370)
• Copy transaction tags to segment. (#3386)
• Route spans according to trace_id. (#3387)
• Log span when encountering a validation error. (#3401)
• Optionally skip normalization. (#3377)
• Scrub file extensions in file spans and tags. (#3413)

24.3.0

Features:

• Extend GPU context with data for Unreal Engine crash reports. (#3144)
• Implement base64 and zstd metric bucket encodings. (#3218)
• Implement COGS measurements into Relay. (#3157)
• Parametrize transaction in dynamic sampling context. (#3141)
• Adds ReplayVideo envelope-item type. (#3105)
• Parse & scrub span description for supabase. (#3153, #3156)
• Introduce generic filters in global configs. (#3161)
• Individual cardinality limits can now be set into passive mode and not be enforced. (#3199)
• Allow enabling SSL for Kafka. (#3232)
• Enable HTTP compression for all APIs. (#3233)
• Add process.load span to ingested mobile span ops. (#3227)
• Track metric bucket metadata for Relay internal usage. (#3254)
• Enforce rate limits for standalone spans. (#3238)
• Extract span.status_code tag for HTTP spans. (#3245)

Bug Fixes:

• Forward metrics in proxy mode. (#3106)
• Do not PII-scrub code locations by default. (#3116)
• Accept transactions with unfinished spans. (#3162)
• Don't run validation on renormalization, and don't normalize spans from librelay calls. (#3214)
• Set segment_id as optional (#3275)

Internal:

• Add quotas to global config. (#3086)
• Adds support for dynamic metric bucket encoding. (#3137)
• Use statsdproxy to pre-aggregate metrics. (#2425)
• Add SDK information to spans. (#3178)
• Drop replay envelopes if any item fails. (#3201)
• Filter null values from metrics summary tags. (#3204)
• Emit a usage metric for every span seen. (#3209)
• Add namespace for profile metrics. (#3229)
• Add segment_id to the profile. (#3265)

24.2.0

Bug Fixes:

• Fix regression in SQL query scrubbing. (#3091)
• Normalize route in trace context data field. (#3104)
• Limit the length of scrubbed span descriptions. (#3115)

Features:

• Add protobuf support for ingesting OpenTelemetry spans and use official opentelemetry-proto generated structs. (#3044)

Internal:

• Set the span op on segments. (#3082)

24.1.2

Features:

• Add raw_domain tag to indexed spans. (#2975)
• Obtain span.domain field from the span data's url.scheme and server.address properties when applicable. (#2975)
• Do not truncate simplified SQL expressions. (#3003)
• Add app_start_type as a tag for self time and duration for app start spans. (#3027), (#3066)

Internal:

• Emit a usage metric for total spans. (#3007)
• Drop timestamp from metrics partition key. (#3025)
• Drop spans ending outside the valid timestamp range. (#3013)
• Extract INP metrics from spans. (#2969, #3041)
• Add ability to rate limit metric buckets by namespace. (#2941)
• Upgrade sqlparser to 0.43.1.(#3057)
• Implement project scoped cardinality limits. (#3071)

24.1.1

Features:

• Add new legacy browser filters. (#2950)

Internal:

• Implement quota system for cardinality limiter. (#2972)
• Use cardinality limits from project config instead of Relay config. (#2990)
• Proactively move on-disk spool to memory. (#2949)
• Default missing Event.platform and Event.level fields during light normalization. (#2961)
• Copy event measurements to span & normalize span measurements. (#2953)
• Add allow_negative to BuiltinMeasurementKey. Filter out negative BuiltinMeasurements if allow_negative is false. (#2982)
• Add possiblity to block metrics or their tags with glob-patterns. (#2954, #2973)
• Forward profiles of non-sampled transactions. (#2940)
• Enable throttled periodic unspool of the buffered envelopes. (#2993)

Bug Fixes:

• Add automatic PII scrubbing to logentry.params. (#2956)
• Avoid producing null values in metric data. These values were the result of Infinity or NaN values extracted from event data. The values are now discarded during extraction. (#2958)
• Fix processing of user reports. (#2981, #2984)
• Fetch project config when metrics are received. (#2987)

24.1.0

Features:

• Add a global throughput rate limiter for metric buckets. (#2928)
• Group db spans with repeating logical conditions together. (#2929)

Bug Fixes:

• Normalize event timestamps before validating them, fixing cases where Relay would drop valid events with reason "invalid_transaction". (#2878)
• Resolve a division by zero in performance score computation that leads to dropped metrics for transactions. (#2911)

Internal:

• Add duration metric for mobile app start spans. (#2906)
• Introduce the configuration option http.global_metrics. When enabled, Relay submits metric buckets not through regular project-scoped Envelopes, but instead through the global endpoint. When this Relay serves a high number of projects, this can reduce the overall request volume. (#2902)
• Record the size of global metrics requests in statsd as upstream.metrics.body_size. (#2908)
• Make Kafka spans compatible with the Snuba span schema. (#2917, #2926)
• Only extract span metrics / tags when they are needed. (#2907, #2923, #2924)
• Normalize metric resource identifiers in event._metrics_summary and span._metrics_summary. (#2914)
• Validate error_id and trace_id vectors in replay deserializer. (#2931)
• Add a data category for indexed spans. (#2937)
• Add nested Android app start span ops to span ingestion (#2927)

23.12.1

Internal:

• Use a Lua script and in-memory cache for the cardinality limiting to reduce load on Redis. (#2849)
• Extract metrics for file spans. (#2874)
• Add an internal endpoint that allows Relays to submit metrics from multiple projects in a single request. (#2869)
• Emit a processor.message.duration metric to assess the throughput of the internal CPU pool. (#2877)

23.12.0

Features:

• Ingest OpenTelemetry and standalone Sentry spans via HTTP or an envelope. (#2620)
• Partition and split metric buckets just before sending. Log outcomes for metrics. (#2682)
• Support optional PerformanceScoreWeightedComponent in performance score processing. (#2783)
• Return global config ready status to downstream relays. (#2765)
• Add Mixed JS/Android Profiles events processing. (#2706)
• Allow to ingest measurements on a span. (#2792)
• Extract size metrics for all resource spans when permitted. (#2805)
• Allow access to more fields in dynamic sampling and metric extraction. (#2820)
• Add Redis set based cardinality limiter for metrics. (#2745)
• Support issue thresholds for Cron Monitor configurations (#2842)

Bug Fixes:

• In on-demand metric extraction, use the normalized URL instead of raw URLs sent by SDKs. This bug prevented metrics for certain dashboard queries from being extracted. (#2819)
• Ignore whitespaces when parsing user reports. (#2798)

Internal:

• Support source context in metric code locations metadata entries. (#2781)
• Temporarily add metric summaries on spans and top-level transaction events to link DDM with performance monitoring. (#2757)
• Add size limits on metric related envelope items. (#2800)
• Include the size offending item in the size limit error message. (#2801)
• Allow ingestion of metrics summary on spans. (#2823)
• Add metric_bucket data category. (#2824)
• Org rate limit metrics per bucket. (#2836)
• Emit image resource spans, grouped by domain and extension. (#2826, #2855)
• Parse timestamps from strings in span OpenTelemetry schema. (#2857)