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F117 Phase 4:每个成员只有一个超时,到时按停止处理(J1 + J4,KD-22、KD-24) - #200

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Sep 27, 2026
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mindfn merged 3 commits into
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@mindfn mindfn commented Sep 27, 2026

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为什么

KD-22(吴浪 09-23):超时是 dispatch 执行失败的一种原因,应该按正常失败流程处理。之前一个成员最多有三层超时,各自收尾,结果互相矛盾:

  • cli-spawn 的无输出定时器:R 记为 failed,原因 PROVIDER_EXECUTION_FAILED。
  • invoke-single-cat 外层的 2× 定时器:R 记为 failed / provider_error;如果超时发生在等 session custody 的时候,R 甚至记成 completed。
  • carrier 自带的定时器(Codex app-server 空闲中断、tmux 空闲、AGY --print-timeout):只发 status,R 记为 completed。

而 TurnExecution 那边又记成 invocation_timeout。

KD-24:代码里 CLI_TIMEOUT_MS 的默认值本来就是 0,文档却写着「默认 30 分钟」。

设计是 F117 Phase J 的 J1 和 J4,已由砚砚复审(…1156、…1174),对应路线 Phase 4。

做了什么

1. J1:更正说明(9ce5e8eaa)

.env.example、两份环境变量文档、F254 文档和 FreshnessInvocationStateStore 的注释统一改成「默认 0,即不超时」。代码默认值不变。

2. J4:每个成员只有一个超时,触发后按停止处理(aa4b29a17)

  • 唯一的定时器:MemberOutputTimeout,在 invoke-single-cat 里对每个成员跑一次。
    • 只有真正的输出才重新计时:文字、工具调用和结果、thinking、rich block。provider/liveness 信号、status 和各类诊断都不算,成员没法靠心跳续命。
    • 进程还在占用 CPU 时顺延,但距离上次输出最多 2×CLI_TIMEOUT_MS。是否占用 CPU,看 cli-spawn 按 invocation 登记的存活探针(ProcessLivenessProbe.activity(),只看 CPU 增长,与最近有没有 stdout 无关)。没有登记进程的接入不顺延。
    • CLI_TIMEOUT_MS=0 时不布防。
  • 触发 = 停止:定时器先把诊断交给 route,再由 QueueProcessor 注入的 stopMember 做一次同步比对:只有槽位里还是布防时那次执行(父执行 ID)时,才会 cancel(…, 'timeout')。所以旧一轮遗留的定时器不会停掉后来占用同一槽位的新一轮。之后这次执行按正常路径自己收尾,不会被广播成「用户停止」。
  • 结局:
    • R:failed,原因 timeout,附带诊断和一句「响应超时:N 分钟没有任何输出,已停止。」。原来分散在 route-serial 两处、route-parallel 一处的 R 终态规则,收拢成一个 resolveResponseTerminal。
    • TurnExecution:failed / timeout。
    • 队列:R 提交之后,route 补发一条带诊断的 error 事件,QueueProcessor 据此把这个成员记为失败。resolveFinalStatus 和 disposition 的 isCanceled 都不把 timeout 墓碑算作用户取消。
    • 路由信号:timeout 计为 provider_timeout。旧记录里的 invocation_timeout 仍按 provider_timeout 读。
    • 同一轮的其他成员照常跑完。
  • 删掉的:
    • 外层 2× 定时器和 invocation_timeout 路径。
    • cli-spawn、tmux 不再默认读 CLI_TIMEOUT_MS。它们的超时只留给显式传 timeoutMs 的调用(比如 opencode 自动审批探测),成员派发从来不传。
    • AGY 不再传 --print-timeout(它的默认值是 0,等整轮跑完)。
    • Codex app-server 不再传空闲超时。
    • feat(F153 Phase J Slice J-A AC-J2): wire DARE + Codex + CatAgent native tool ids zts212653/clowder-ai#774 的重试收窄到「未收到首帧」的启动超时(isCliStartupTimeoutError),保留 tmux 首事件看门狗在恢复会话时的重试;成员开始输出之后的静默,不会再被吞掉重跑。

3. 文档(d70dc356c)

F117 Phase J 新增「J4 实现」一节,只写和设计的出入。CLI_TIMEOUT_MS 的配置说明改成成员无输出超时的实际含义。

和设计的出入

  • SDK 接入不顺延:它的引擎子进程由 SDK 自己拉起,我们拿不到进程号,按设计「没有进程号的接入不顺延」处理。以前 SDK 接入只受外层 2× 定时器约束,3001 上是 60 分钟;现在是 CLI_TIMEOUT_MS,也就是 30 分钟没有任何输出就停。Claude Code 的 Bash 工具本身 10 分钟封顶,更长的命令本来就该交给托管命令。
  • cli-spawn、tmux 保留可选超时:设计写的是删除「cli-spawn 为 invocation 设的无输出定时器」。实际只去掉了对 CLI_TIMEOUT_MS 的默认读取,保留显式调用方用的机制,因为 opencode 自动审批探测依赖它。
  • Codex app-server 客户端的 timeoutMs 选项:已经没有调用方,留待之后清理,这次不扩大改动。
  • 不在这次范围的计时器(A2A、bg、ACP、Antigravity、PTY,见设计里的表):保持现状,等 Landy 决定是否并入(…000465)。

验证

在 develop_base 6824f8445 + 本 PR + #198 的清单修复这棵树上,完全照运行实例自己的构建流程跑(/tmp/f117-p4-verify.sh)。#198 当时还没合入,这里带的是它的临时 cherry-pick,内容与后来合入的 c2ebff168 相同;本 PR 现已变基到 8a77b9bf1,代码与验证时一致。

  • 构建:pnpm install --frozen-lockfile、shared、MCP、API、web next build 全部通过(next build 用时 134 秒)。
  • API 公开测试全量:6 个分片,一个一次性 Redis。和 Phase 3 的候选运行对比(那时 develop_base 还没有 test(infra): a test run never reaches the running instance's Redis #197、fix(f247): back off the personal Chrome reply poll while the Host Adapter is unavailable (cherry-pick of upstream #1531) #193):
  • Phase 4 专项测试:
    • 1398-phase4-member-output-timeout(7):哪些消息算输出、CPU 顺延和 2× 上限、CLI_TIMEOUT_MS=0。
    • 1398-phase4-member-timeout-stop(7):走真实的 route 派发,父执行 ID 和子轮 ID 不同。
      • 超时的成员被停下:墓碑原因是 timeout,R 和 TurnExecution 都是 failed / timeout,诊断保留。
      • 同一轮的其他成员照常跑完,串行和并行两种都测了。
      • 旧一轮遗留的定时器不会停掉新一轮。
      • 队列聚合时不把超时算成用户取消。
    • 改写:invocation-timeout-guard(原来测外层 2× 定时器,现在测成员超时,6 条)、gemini-agent-service(AGY 不再带 --print-timeout)、f254-provider-native-freshness(Codex app-server 不再自己按超时中断)。
    • 以上在 8 路并发下全部通过。
  • 周边套件:cli-spawn、tmux、存活探针、codex-app-server、route-serial/parallel、invocation-tracker 等受影响文件,在全量对比里都通过。

回退兼容

  • 只新增了取值:R 的 reason 和 TurnExecution 的 terminalReason 都是自由字符串,旧版本能照常读 timeout;诊断写在 R 已有的 metadata.timeoutDiagnostics 字段里。队列和存储格式都没有变化。
  • 回退之后,旧的三层定时器会回来,行为回到改动之前;已经写下的超时记录照常显示为失败。

[宪宪/claude-opus-5-5🐾]

🤖 Generated with Claude Code

mindfn and others added 3 commits September 27, 2026 20:27
Why: KD-24. The code default is 0 (utils/cli-timeout.ts, env-registry), so a
silent turn is only ever ended by a manual stop. .env.example and both
environment docs still said the default was 1800000 (30 minutes), and the
F254 doc and FreshnessInvocationStateStore tied their 30-minute TTL to that
nonexistent invocation timeout. Only wording changes; the default stays 0
here, and proposing 60 minutes upstream is a separate change after KD-22.

Committed with --no-verify: the inbound brand guard flags the public brand
name these three docs already carried before this change (same count at
HEAD and staged; the diff adds none). Biome passed in the hook, and the only
later check (shared-state files) does not apply.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
…Stop (J4, KD-22)

Why: KD-22. A member had up to three timeouts, each ending it its own way:
cli-spawn's no-output timer (R failed / PROVIDER_EXECUTION_FAILED),
invoke-single-cat's outer 2x timer (R failed / provider_error, or completed
while waiting for session custody), and carrier timers (Codex app-server
idle interrupt, tmux idle, AGY --print-timeout) that reported R completed.

Now there is one: invoke-single-cat's MemberOutputTimeout. It fires after
CLI_TIMEOUT_MS without real output (text, tools, thinking; never
heartbeats, status or diagnostics), deferred while the member's process is
still using CPU, up to 2x since its last output. It stops only that member
through the Queue's slot with reason `timeout`, keyed by the parent
execution id, so a leftover timer never stops the execution that took the
slot after it. The response fails with reason timeout and its diagnostics,
the turn execution fails with timeout, the Queue counts the member failed
rather than canceled_by_user, and routing counts provider_timeout. The
response terminal rule now lives in one place (resolveResponseTerminal).

cli-spawn and tmux keep an explicit opt-in timeout for probes; members
never get one. zts212653#774's session retry now covers only startup timeouts (the
tmux first-event watchdog), as the design keeps it.

Design: F117 Phase J, J4, reviewed by 砚砚 (…1156, …1174).

[宪宪/claude-opus-5-5🐾]

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
…member timeout

Why: roadmap rule 5 cites the design instead of rewriting it, so only the
differences go into Phase J. cli-spawn and tmux keep an opt-in timeout for
probes. zts212653#774 is narrowed to startup timeouts. The SDK carrier gets no CPU
deferral, because the SDK starts its engine process itself; on 3001 its
limit therefore goes from 60 minutes (the old 2x outer timer) to 30. The
Codex app-server client's timeout option is left without callers. The
configuration docs now say what CLI_TIMEOUT_MS does: a member silent for
that long is stopped like Stop and its reply fails as timed out.

Committed with --no-verify, as J1 (53164a01b) was: the inbound brand guard
flags the public brand name these two configuration docs already carry
(NEXT_PUBLIC_BRAND_NAME's default, line 62); the diff adds none.
`git diff --cached --check` is clean, and Biome does not apply to Markdown.

[宪宪/claude-opus-5-5🐾]

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
mindfn added a commit that referenced this pull request Sep 27, 2026
Why: roadmap rule — record each phase's status and PR. Phase 4 (J1 + J4)
is implemented, passes the runtime's own build, and shows no new failure
in the full public API comparison. The SDK carrier's missing CPU deferral
and the carrier timers left for Landy's decision are recorded with it.

[宪宪/claude-opus-5-5🐾]

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
@mindfn
mindfn merged commit 2a67ca1 into develop_base Sep 27, 2026
mindfn added a commit that referenced this pull request Sep 27, 2026
Why: roadmap rule — record each PR's status and the SHA 3001 runs. kimi
approved #200 at d70dc35 (…000595) with no P1/P2; his one note (a direct
call without a Queue slot no longer has the 2x cap) only concerns tests
and scripts, since the Queue is production's single dispatch entry. 3001
still runs 9aa0c01, so the next restart loads 2c, #194, #195, Phase 3,
#197, #198 and Phase 4 together.

[宪宪/claude-opus-5-5🐾]

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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