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chore(buglog): log bug-1896 (job arrays ignore the indices given in -J)

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Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
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Rongsong Shen 2026-09-30 04:32:34 +00:00
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.wolf/buglog.json
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@ -16631,6 +16631,33 @@
"4e484629"
],
"record": ".wolf/bugs/bug-1895.md"
},
{
"id": "bug-1896",
"status": "open",
"status_updated": "2026-09-30",
"status_note": "newly logged",
"component": "controller",
"severity": "wrong-result",
"timestamp": "2026-09-30T04:32:34Z",
"last_seen": "2026-09-30T04:32:34Z",
"occurrences": 1,
"error_message": "Job arrays ignore the indices given in -J: arr[1-3] and arr[1,5,9] both become elements [0]..[2]\n\n**Observed:** submitting `xcecli jobs submit -J 'arr[1-3]' -q normal sleep 300` created elements numbered from 0:\n```\nJob <1-0-1790742148-0[0]> is submitted to default queue <normal>.\n1-0-1790742148-0[0] admin RUN normal xce 1*worker* arr[0]\n1-0-1790742148-0[1] admin RUN normal xce 1*worker* arr[1]\n1-0-1790742148-0[2] admin RUN normal xce 1*worker* arr[2]\n```\n**Expected:** the elements carry the indices the user gave -- [1], [2], [3] here; [1], [5], [9] for `arr[1,5,9]`; steps such as `[1-10:2]` honored -- as in LSF, whose -J array syntax XCE follows (LSF indices start at 1).\n**Impact:** wrong result for every array job whose indices are not exactly 0..n-1: element numbers, %I substitution in output/input file names, and any index-based job control (`jobs kill <id>[5]`) refer to indices the user never asked for; gaps and steps are silently dropped.\n**Found by:** user question while verifying bug-1894's array-job check, 2026-09-29.",
"file": "src/frontend/apiserver/controllers/jobs.go (CreateJob, createArrayName), src/schema/controller.capnp (job submit arraySize), src/include/persist.h (WAL_JOB_ARRAY_SUBMIT), src/controller/job.c (array expansion), src/frontend/apiserver/backend/convert_pure.go (rawJobArrayToModels)",
"root_cause": "TODO: required for fixed/partial",
"fix": "TODO: required for fixed/partial\n\nVerification:\n- Test: TODO: name + file; RED before the fix, GREEN after\n- Suites: TODO: suite results and build profile\n- Live: TODO: soak/deploy run, or n/a and why",
"tags": [
"job-array",
"apiserver",
"controller",
"wal",
"lsf-compat"
],
"related_bugs": [
"bug-1894"
],
"fix_commits": [],
"record": ".wolf/bugs/bug-1896.md"
}
]
}