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OTel logs data streams: avoid loss of large stacktraces #137370

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e8a026b
Add missing ignore_above to OTel attributes.exception.stacktrace mapping
felixbarny Oct 30, 2025
8231fef
Add yaml rest test
felixbarny Oct 30, 2025
29b868a
Merge remote-tracking branch 'origin/main' into otel-logs-stacktrace-…
felixbarny Oct 30, 2025
56f2c39
Update docs/changelog/137370.yaml
felixbarny Oct 30, 2025
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5 changes: 5 additions & 0 deletions docs/changelog/137370.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
pr: 137370
summary: "OTel logs data streams: avoid loss of large stacktraces"
area: Data streams
type: bug
issues: []
1 change: 1 addition & 0 deletions x-pack/plugin/otel-data/src/main/resources/component-templates/[email protected]
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ template:
ignore_above: 1024
exception.stacktrace:
type: wildcard
ignore_above: 1024
fields:
text:
type: match_only_text
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2 changes: 1 addition & 1 deletion x-pack/plugin/otel-data/src/main/resources/resources.yaml
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
# "version" holds the version of the templates and ingest pipelines installed
# by xpack-plugin otel-data. This must be increased whenever an existing template is
# changed, in order for it to be updated on Elasticsearch upgrade.
version: 12
version: 13

component-templates:
- otel@mappings
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187 changes: 187 additions & 0 deletions x-pack/plugin/otel-data/src/yamlRestTest/resources/rest-api-spec/test/20_logs_tests.yml
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Expand Up @@ -72,6 +72,193 @@ setup:
- match: { hits.hits.0.fields.error\.exception\.message: ["foo"] }
- match: { hits.hits.0.fields.error\.stack_trace: ["Exception in thread \"main\" java.lang.RuntimeException: Test exception\n at com.example.GenerateTrace.methodB(GenerateTrace.java:13)\n at com.example.GenerateTrace.methodA(GenerateTrace.java:9)\n at com.example.GenerateTrace.main(GenerateTrace.java:5)"] }
---
"Long stacktrace":
- do:
bulk:
index: logs-generic.otel-default
refresh: true
body:
- create: { }
- "@timestamp": 2024-07-18T14:48:33.467654000Z
resource:
attributes:
service.name: my-service
attributes:
exception.stacktrace: |-
Exception in thread "main" java.lang.RuntimeException: Simulated deep stacktrace for testing
at com.example.project.moduleA.ClassA.methodA(ClassA.java:10)
at com.example.project.moduleA.ClassA.methodB(ClassA.java:15)
at com.example.project.moduleB.ClassB.methodC(ClassB.java:22)
at com.example.project.moduleB.ClassB.methodD(ClassB.java:27)
at com.example.project.moduleC.ClassC.methodE(ClassC.java:34)
at com.example.project.moduleC.ClassC.methodF(ClassC.java:39)
at com.example.project.moduleD.ClassD.methodG(ClassD.java:46)
at com.example.project.moduleD.ClassD.methodH(ClassD.java:51)
at com.example.project.moduleE.ClassE.methodI(ClassE.java:58)
at com.example.project.moduleE.ClassE.methodJ(ClassE.java:63)
at com.example.project.moduleF.ClassF.methodK(ClassF.java:70)
at com.example.project.moduleF.ClassF.methodL(ClassF.java:75)
at com.example.project.moduleG.ClassG.methodM(ClassG.java:82)
at com.example.project.moduleG.ClassG.methodN(ClassG.java:87)
at com.example.project.moduleH.ClassH.methodO(ClassH.java:94)
at com.example.project.moduleH.ClassH.methodP(ClassH.java:99)
at com.example.project.moduleI.ClassI.methodQ(ClassI.java:106)
at com.example.project.moduleI.ClassI.methodR(ClassI.java:111)
at com.example.project.moduleJ.ClassJ.methodS(ClassJ.java:118)
at com.example.project.moduleJ.ClassJ.methodT(ClassJ.java:123)
at com.example.project.moduleK.ClassK.methodU(ClassK.java:130)
at com.example.project.moduleK.ClassK.methodV(ClassK.java:135)
at com.example.project.moduleL.ClassL.methodW(ClassL.java:142)
at com.example.project.moduleL.ClassL.methodX(ClassL.java:147)
at com.example.project.moduleM.ClassM.methodY(ClassM.java:154)
at com.example.project.moduleM.ClassM.methodZ(ClassM.java:159)
at com.example.project.moduleN.ClassN.methodAA(ClassN.java:166)
at com.example.project.moduleN.ClassN.methodAB(ClassN.java:171)
at com.example.project.moduleO.ClassO.methodAC(ClassO.java:178)
at com.example.project.moduleO.ClassO.methodAD(ClassO.java:183)
at com.example.project.moduleP.ClassP.methodAE(ClassP.java:190)
at com.example.project.moduleP.ClassP.methodAF(ClassP.java:195)
at com.example.project.moduleQ.ClassQ.methodAG(ClassQ.java:202)
at com.example.project.moduleQ.ClassQ.methodAH(ClassQ.java:207)
at com.example.project.moduleR.ClassR.methodAI(ClassR.java:214)
at com.example.project.moduleR.ClassR.methodAJ(ClassR.java:219)
at com.example.project.moduleS.ClassS.methodAK(ClassS.java:226)
at com.example.project.moduleS.ClassS.methodAL(ClassS.java:231)
at com.example.project.moduleT.ClassT.methodAM(ClassT.java:238)
at com.example.project.moduleT.ClassT.methodAN(ClassT.java:243)
at com.example.project.moduleU.ClassU.methodAO(ClassU.java:250)
at com.example.project.moduleU.ClassU.methodAP(ClassU.java:255)
at com.example.project.moduleV.ClassV.methodAQ(ClassV.java:262)
at com.example.project.moduleV.ClassV.methodAR(ClassV.java:267)
at com.example.project.moduleW.ClassW.methodAS(ClassW.java:274)
at com.example.project.moduleW.ClassW.methodAT(ClassW.java:279)
at com.example.project.moduleX.ClassX.methodAU(ClassX.java:286)
at com.example.project.moduleX.ClassX.methodAV(ClassX.java:291)
at com.example.project.moduleY.ClassY.methodAW(ClassY.java:298)
at com.example.project.moduleY.ClassY.methodAX(ClassY.java:303)
at com.example.project.moduleZ.ClassZ.methodAY(ClassZ.java:310)
at com.example.project.moduleZ.ClassZ.methodAZ(ClassZ.java:315)
at com.example.project.moduleAA.ClassAA.methodBA(ClassAA.java:322)
at com.example.project.moduleAA.ClassAA.methodBB(ClassAA.java:327)
at com.example.project.moduleAB.ClassAB.methodBC(ClassAB.java:334)
at com.example.project.moduleAB.ClassAB.methodBD(ClassAB.java:339)
at com.example.project.moduleAC.ClassAC.methodBE(ClassAC.java:346)
at com.example.project.moduleAC.ClassAC.methodBF(ClassAC.java:351)
at com.example.project.moduleAD.ClassAD.methodBG(ClassAD.java:358)
at com.example.project.moduleAD.ClassAD.methodBH(ClassAD.java:363)
at com.example.project.moduleAE.ClassAE.methodBI(ClassAE.java:370)
at com.example.project.moduleAE.ClassAE.methodBJ(ClassAE.java:375)
at com.example.project.moduleAF.ClassAF.methodBK(ClassAF.java:382)
at com.example.project.moduleAF.ClassAF.methodBL(ClassAF.java:387)
at com.example.project.moduleAG.ClassAG.methodBM(ClassAG.java:394)
at com.example.project.moduleAG.ClassAG.methodBN(ClassAG.java:399)
at com.example.project.moduleAH.ClassAH.methodBO(ClassAH.java:406)
at com.example.project.moduleAH.ClassAH.methodBP(ClassAH.java:411)
at com.example.project.moduleAI.ClassAI.methodBQ(ClassAI.java:418)
at com.example.project.moduleAI.ClassAI.methodBR(ClassAI.java:423)
at com.example.project.moduleAJ.ClassAJ.methodBS(ClassAJ.java:430)
at com.example.project.moduleAJ.ClassAJ.methodBT(ClassAJ.java:435)
at com.example.project.moduleAK.ClassAK.methodBU(ClassAK.java:442)
at com.example.project.moduleAK.ClassAK.methodBV(ClassAK.java:447)
at com.example.project.moduleAL.ClassAL.methodBW(ClassAL.java:454)
at com.example.project.moduleAL.ClassAL.methodBX(ClassAL.java:459)
at com.example.project.moduleAM.ClassAM.methodBY(ClassAM.java:466)
at com.example.project.moduleAM.ClassAM.methodBZ(ClassAM.java:471)
at com.example.project.Main.main(Main.java:478)
Caused by: java.lang.IllegalArgumentException: Invalid argument encountered
at com.example.project.util.Validator.check(Validator.java:55)
at com.example.project.moduleA.ClassA.methodA(ClassA.java:8)
at com.example.project.moduleA.ClassA.methodB(ClassA.java:15)
at com.example.project.moduleB.ClassB.methodC(ClassB.java:22)
at com.example.project.moduleB.ClassB.methodD(ClassB.java:27)
at com.example.project.moduleC.ClassC.methodE(ClassC.java:34)
at com.example.project.moduleC.ClassC.methodF(ClassC.java:39)
at com.example.project.moduleD.ClassD.methodG(ClassD.java:46)
at com.example.project.moduleD.ClassD.methodH(ClassD.java:51)
at com.example.project.moduleE.ClassE.methodI(ClassE.java:58)
at com.example.project.moduleE.ClassE.methodJ(ClassE.java:63)
at com.example.project.moduleF.ClassF.methodK(ClassF.java:70)
at com.example.project.moduleF.ClassF.methodL(ClassF.java:75)
at com.example.project.moduleG.ClassG.methodM(ClassG.java:82)
at com.example.project.moduleG.ClassG.methodN(ClassG.java:87)
at com.example.project.moduleH.ClassH.methodO(ClassH.java:94)
at com.example.project.moduleH.ClassH.methodP(ClassH.java:99)
at com.example.project.moduleI.ClassI.methodQ(ClassI.java:106)
at com.example.project.moduleI.ClassI.methodR(ClassI.java:111)
at com.example.project.moduleJ.ClassJ.methodS(ClassJ.java:118)
at com.example.project.moduleJ.ClassJ.methodT(ClassJ.java:123)
at com.example.project.moduleK.ClassK.methodU(ClassK.java:130)
at com.example.project.moduleK.ClassK.methodV(ClassK.java:135)
at com.example.project.moduleL.ClassL.methodW(ClassL.java:142)
at com.example.project.moduleL.ClassL.methodX(ClassL.java:147)
at com.example.project.moduleM.ClassM.methodY(ClassM.java:154)
at com.example.project.moduleM.ClassM.methodZ(ClassM.java:159)
at com.example.project.moduleN.ClassN.methodAA(ClassN.java:166)
at com.example.project.moduleN.ClassN.methodAB(ClassN.java:171)
at com.example.project.moduleO.ClassO.methodAC(ClassO.java:178)
at com.example.project.moduleO.ClassO.methodAD(ClassO.java:183)
at com.example.project.moduleP.ClassP.methodAE(ClassP.java:190)
at com.example.project.moduleP.ClassP.methodAF(ClassP.java:195)
at com.example.project.moduleQ.ClassQ.methodAG(ClassQ.java:202)
at com.example.project.moduleQ.ClassQ.methodAH(ClassQ.java:207)
at com.example.project.moduleR.ClassR.methodAI(ClassR.java:214)
at com.example.project.moduleR.ClassR.methodAJ(ClassR.java:219)
at com.example.project.moduleS.ClassS.methodAK(ClassS.java:226)
at com.example.project.moduleS.ClassS.methodAL(ClassS.java:231)
at com.example.project.moduleT.ClassT.methodAM(ClassT.java:238)
at com.example.project.moduleT.ClassT.methodAN(ClassT.java:243)
at com.example.project.moduleU.ClassU.methodAO(ClassU.java:250)
at com.example.project.moduleU.ClassU.methodAP(ClassU.java:255)
at com.example.project.moduleV.ClassV.methodAQ(ClassV.java:262)
at com.example.project.moduleV.ClassV.methodAR(ClassV.java:267)
at com.example.project.moduleW.ClassW.methodAS(ClassW.java:274)
at com.example.project.moduleW.ClassW.methodAT(ClassW.java:279)
at com.example.project.moduleX.ClassX.methodAU(ClassX.java:286)
at com.example.project.moduleX.ClassX.methodAV(ClassX.java:291)
at com.example.project.moduleY.ClassY.methodAW(ClassY.java:298)
at com.example.project.moduleY.ClassY.methodAX(ClassY.java:303)
at com.example.project.moduleZ.ClassZ.methodAY(ClassZ.java:310)
at com.example.project.moduleZ.ClassZ.methodAZ(ClassZ.java:315)
at com.example.project.moduleAA.ClassAA.methodBA(ClassAA.java:322)
at com.example.project.moduleAA.ClassAA.methodBB(ClassAA.java:327)
at com.example.project.moduleAB.ClassAB.methodBC(ClassAB.java:334)
at com.example.project.moduleAB.ClassAB.methodBD(ClassAB.java:339)
at com.example.project.moduleAC.ClassAC.methodBE(ClassAC.java:346)
at com.example.project.moduleAC.ClassAC.methodBF(ClassAC.java:351)
at com.example.project.moduleAD.ClassAD.methodBG(ClassAD.java:358)
at com.example.project.moduleAD.ClassAD.methodBH(ClassAD.java:363)
at com.example.project.moduleAE.ClassAE.methodBI(ClassAE.java:370)
at com.example.project.moduleAE.ClassAE.methodBJ(ClassAE.java:375)
at com.example.project.moduleAF.ClassAF.methodBK(ClassAF.java:382)
at com.example.project.moduleAF.ClassAF.methodBL(ClassAF.java:387)
at com.example.project.moduleAG.ClassAG.methodBM(ClassAG.java:394)
at com.example.project.moduleAG.ClassAG.methodBN(ClassAG.java:399)
at com.example.project.moduleAH.ClassAH.methodBO(ClassAH.java:406)
at com.example.project.moduleAH.ClassAH.methodBP(ClassAH.java:411)
at com.example.project.moduleAI.ClassAI.methodBQ(ClassAI.java:418)
at com.example.project.moduleAI.ClassAI.methodBR(ClassAI.java:423)
at com.example.project.moduleAJ.ClassAJ.methodBS(ClassAJ.java:430)
at com.example.project.moduleAJ.ClassAJ.methodBT(ClassAJ.java:435)
at com.example.project.moduleAK.ClassAK.methodBU(ClassAK.java:442)
at com.example.project.moduleAK.ClassAK.methodBV(ClassAK.java:447)
at com.example.project.moduleAL.ClassAL.methodBW(ClassAL.java:454)
at com.example.project.moduleAL.ClassAL.methodBX(ClassAL.java:459)
at com.example.project.moduleAM.ClassAM.methodBY(ClassAM.java:466)
at com.example.project.moduleAM.ClassAM.methodBZ(ClassAM.java:471)
... 58 more
Caused by: java.lang.NullPointerException: Null value found
at com.example.project.util.Validator.requireNonNull(Validator.java:60)
at com.example.project.util.Validator.check(Validator.java:53)
... 77 more

- is_false: errors
- do:
search:
index: logs-generic.otel-default
- length: { hits.hits: 1 }
- exists: hits.hits.0._source.attributes.exception\.stacktrace
- exists: hits.hits.0._ignored
---
"resource.attributes.host.name @timestamp should be used as sort fields":
- do:
bulk:
Expand Down