diff --git a/src/discord/monitor/listeners.ts b/src/discord/monitor/listeners.ts
index 103b91c3e..a5f63bec5 100644
--- a/src/discord/monitor/listeners.ts
+++ b/src/discord/monitor/listeners.ts
@@ -8,6 +8,7 @@ import {
 import { danger } from "../../globals.js";
 import { formatDurationSeconds } from "../../infra/format-duration.js";
 import { enqueueSystemEvent } from "../../infra/system-events.js";
+import { createSubsystemLogger } from "../../logging.js";
 import { resolveAgentRoute } from "../../routing/resolve-route.js";
 import {
   normalizeDiscordSlug,
@@ -19,7 +20,7 @@ import { formatDiscordReactionEmoji, formatDiscordUserTag } from "./format.js";
 
 type LoadedConfig = ReturnType<typeof import("../../config/config.js").loadConfig>;
 type RuntimeEnv = import("../../runtime.js").RuntimeEnv;
-type Logger = ReturnType<typeof import("../../logging.js").getChildLogger>;
+type Logger = ReturnType<typeof import("../../logging.js").createSubsystemLogger>;
 
 export type DiscordMessageEvent = Parameters<MessageCreateListener["handle"]>[0];
 
@@ -28,6 +29,7 @@ export type DiscordMessageHandler = (data: DiscordMessageEvent, client: Client)
 type DiscordReactionEvent = Parameters<MessageReactionAddListener["handle"]>[0];
 
 const DISCORD_SLOW_LISTENER_THRESHOLD_MS = 1000;
+const discordEventQueueLog = createSubsystemLogger("discord/event-queue");
 
 function logSlowDiscordListener(params: {
   logger: Logger | undefined;
@@ -40,12 +42,15 @@ function logSlowDiscordListener(params: {
     decimals: 1,
     unit: "seconds",
   });
-  const message = `[EventQueue] Slow listener detected: ${params.listener} took ${duration} for event ${params.event}`;
-  if (params.logger?.warn) {
-    params.logger.warn(message);
-  } else {
-    console.warn(message);
-  }
+  const message = `Slow listener detected: ${params.listener} took ${duration} for event ${params.event}`;
+  const logger = params.logger ?? discordEventQueueLog;
+  logger.warn("Slow listener detected", {
+    listener: params.listener,
+    event: params.event,
+    durationMs: params.durationMs,
+    duration,
+    consoleMessage: message,
+  });
 }
 
 export function registerDiscordListener(listeners: Array<object>, listener: object) {
diff --git a/src/discord/monitor/provider.ts b/src/discord/monitor/provider.ts
index b6ec2b2be..7d25e0435 100644
--- a/src/discord/monitor/provider.ts
+++ b/src/discord/monitor/provider.ts
@@ -13,7 +13,7 @@ import {
 import type { ClawdbotConfig, ReplyToMode } from "../../config/config.js";
 import { loadConfig } from "../../config/config.js";
 import { danger, logVerbose, shouldLogVerbose } from "../../globals.js";
-import { getChildLogger } from "../../logging.js";
+import { createSubsystemLogger } from "../../logging.js";
 import type { RuntimeEnv } from "../../runtime.js";
 import { resolveDiscordAccount } from "../accounts.js";
 import { attachDiscordGatewayLogging } from "../gateway-logging.js";
@@ -178,7 +178,7 @@ export async function monitorDiscordProvider(opts: MonitorDiscordOpts = {}) {
     ],
   );
 
-  const logger = getChildLogger({ module: "discord-auto-reply" });
+  const logger = createSubsystemLogger("discord/monitor");
   const guildHistories = new Map<string, HistoryEntry[]>();
   let botUserId: string | undefined;
 
diff --git a/src/gateway/ws-log.ts b/src/gateway/ws-log.ts
index 934578c5b..b95632614 100644
--- a/src/gateway/ws-log.ts
+++ b/src/gateway/ws-log.ts
@@ -1,7 +1,7 @@
 import chalk from "chalk";
 import { isVerbose } from "../globals.js";
+import { createSubsystemLogger, shouldLogSubsystemToConsole } from "../logging.js";
 import { getDefaultRedactPatterns, redactSensitiveText } from "../logging/redact.js";
-import { shouldLogSubsystemToConsole } from "../logging.js";
 import { DEFAULT_WS_SLOW_MS, getGatewayWsLogStyle } from "./ws-logging.js";
 
 const LOG_VALUE_LIMIT = 240;
@@ -21,6 +21,7 @@ const wsInflightCompact = new Map<string, WsInflightEntry>();
 let wsLastCompactConnId: string | undefined;
 const wsInflightOptimized = new Map<string, number>();
 const wsInflightSince = new Map<string, number>();
+const wsLog = createSubsystemLogger("gateway/ws");
 
 export function shortId(value: string): string {
   const s = value.trim();
@@ -167,7 +168,7 @@ export function logWs(direction: "in" | "out", kind: string, meta?: Record<strin
 
   const dirArrow = direction === "in" ? "←" : "→";
   const dirColor = direction === "in" ? chalk.greenBright : chalk.cyanBright;
-  const prefix = `${chalk.gray("[gws]")} ${dirColor(dirArrow)} ${chalk.bold(kind)}`;
+  const prefix = `${dirColor(dirArrow)} ${chalk.bold(kind)}`;
 
   const headline =
     (kind === "req" || kind === "res") && method
@@ -206,7 +207,7 @@ export function logWs(direction: "in" | "out", kind: string, meta?: Record<strin
     (t): t is string => Boolean(t),
   );
 
-  console.log(tokens.join(" "));
+  wsLog.info(tokens.join(" "));
 }
 
 function logWsOptimized(direction: "in" | "out", kind: string, meta?: Record<string, unknown>) {
@@ -225,9 +226,9 @@ function logWsOptimized(direction: "in" | "out", kind: string, meta?: Record<str
 
   if (kind === "parse-error") {
     const errorMsg = typeof meta?.error === "string" ? formatForLog(meta.error) : undefined;
-    console.log(
+    wsLog.warn(
       [
-        `${chalk.gray("[gws]")} ${chalk.redBright("✗")} ${chalk.bold("parse-error")}`,
+        `${chalk.redBright("✗")} ${chalk.bold("parse-error")}`,
         errorMsg ? `${chalk.dim("error")}=${errorMsg}` : undefined,
         `${chalk.dim("conn")}=${chalk.gray(shortId(connId ?? "?"))}`,
       ]
@@ -262,7 +263,7 @@ function logWsOptimized(direction: "in" | "out", kind: string, meta?: Record<str
   }
 
   const tokens = [
-    `${chalk.gray("[gws]")} ${chalk.yellowBright("⇄")} ${chalk.bold("res")}`,
+    `${chalk.yellowBright("⇄")} ${chalk.bold("res")}`,
     statusToken,
     method ? chalk.bold(method) : undefined,
     durationToken,
@@ -271,7 +272,7 @@ function logWsOptimized(direction: "in" | "out", kind: string, meta?: Record<str
     id ? `${chalk.dim("id")}=${chalk.gray(shortId(id))}` : undefined,
   ].filter((t): t is string => Boolean(t));
 
-  console.log(tokens.join(" "));
+  wsLog.info(tokens.join(" "));
 }
 
 function logWsCompact(direction: "in" | "out", kind: string, meta?: Record<string, unknown>) {
@@ -298,7 +299,7 @@ function logWsCompact(direction: "in" | "out", kind: string, meta?: Record<strin
         ? chalk.greenBright
         : chalk.cyanBright;
 
-  const prefix = `${chalk.gray("[gws]")} ${arrowColor(compactArrow)} ${chalk.bold(kind)}`;
+  const prefix = `${arrowColor(compactArrow)} ${chalk.bold(kind)}`;
 
   const statusToken =
     kind === "res" && ok !== undefined
@@ -346,5 +347,5 @@ function logWsCompact(direction: "in" | "out", kind: string, meta?: Record<strin
     (t): t is string => Boolean(t),
   );
 
-  console.log(tokens.join(" "));
+  wsLog.info(tokens.join(" "));
 }