mem0: add alembic migration Job, PVC, update APP_DB_NAME to mem0
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@@ -32,6 +32,7 @@ ccr.ccs.tencentyun.com/tei_agent/mem0:latest
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| AUTH_DISABLED | false | 启用认证 |
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| MEM0_TELEMETRY | false | 关闭遥测 |
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| REQUEST_LOG_RETENTION_DAYS | 30 | 日志保留天数 |
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| HISTORY_DB_PATH | /app/data/mem0_history.db | SQLite 历史数据库路径 |
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### Secret (mem0-secrets)
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@@ -41,103 +42,67 @@ ccr.ccs.tencentyun.com/tei_agent/mem0:latest
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| ADMIN_API_KEY | 管理后台 API key |
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| POSTGRES_PASSWORD | PostgreSQL 密码 |
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## 部署清单
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## 数据库迁移 (Alembic)
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mem0 server 使用 Alembic 管理 PostgreSQL schema。**首次部署前必须先执行迁移**,创建 `request_logs` 等表。
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### 迁移 Job
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```yaml
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apiVersion: v1
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kind: ConfigMap
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apiVersion: batch/v1
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kind: Job
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metadata:
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name: mem0-env
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namespace: tei
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data:
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| APP_DB_NAME | mem0 | 数据库名 |
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QDRANT_HOST: "qdrant"
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QDRANT_PORT: "6333"
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QDRANT_COLLECTION_NAME: "mem0"
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EMBEDDER_PROVIDER: "tei"
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TEI_ENDPOINT: "http://tei:8080"
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LLM_PROVIDER: "openai"
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OPENAI_API_KEY: "YOUR_MINIMAX_KEY"
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OPENAI_BASE_URL: "https://api.minimax.chat/v1"
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AUTH_DISABLED: "false"
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MEM0_TELEMETRY: "false"
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REQUEST_LOG_RETENTION_DAYS: "30"
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---
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apiVersion: v1
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kind: Secret
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metadata:
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name: mem0-secrets
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namespace: tei
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type: Opaque
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stringData:
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JWT_SECRET: "your-jwt-secret-change-me"
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ADMIN_API_KEY: "your-admin-key-change-me"
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POSTGRES_PASSWORD: "gitlab"
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: mem0
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name: mem0-migrate
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namespace: tei
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: mem0
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ttlSecondsAfterFinished: 300 # 完成后5分钟自动清理
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template:
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metadata:
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labels:
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app: mem0
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spec:
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restartPolicy: OnFailure
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containers:
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- name: mem0
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- name: alembic
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image: ccr.ccs.tencentyun.com/tei_agent/mem0:latest
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ports:
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- containerPort: 8000
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name: http
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command: ["alembic", "upgrade", "head"]
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envFrom:
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- configMapRef:
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name: mem0-env
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- secretRef:
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name: mem0-secrets
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livenessProbe:
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httpGet:
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path: /health
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port: 8000
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initialDelaySeconds: 30
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periodSeconds: 10
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readinessProbe:
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httpGet:
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path: /health
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port: 8000
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initialDelaySeconds: 10
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periodSeconds: 5
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resources:
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limits:
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cpu: "2"
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memory: "4Gi"
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requests:
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memory: "512Mi"
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cpu: "500m"
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memory: "1Gi"
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: mem0
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namespace: tei
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spec:
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ports:
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- port: 8000
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name: http
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selector:
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app: mem0
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```
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## History PVC(SQLite 持久化)
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### 迁移部署步骤
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mem0 的对话历史(history)默认存在 SQLite,**必须用 PVC 持久化**(emptyDir 重启丢失)。
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```bash
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# 1. 先跑迁移(只执行一次)
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kubectl apply -f mem0-migrate-job.yaml
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### 前置:创建 PVC
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# 2. 确认迁移完成
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kubectl get job mem0-migrate -n tei -w
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# 3. 确认成功后再部署 mem0
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kubectl apply -f mem0-deployment.yaml
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# 4. 如果迁移失败,查看原因
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kubectl logs job/mem0-migrate -n tei
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```
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**重要**:迁移 Job 只跑一次。Pod 重启时不需要重新迁移,PostgreSQL schema 不会天天变。
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## 前置要求
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1. **pgvector 扩展** — PostgreSQL 需要安装 pgvector
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2. **mem0 数据库** — 需要提前创建
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3. **mem0-migrate Job** — 首次部署前必须先执行迁移
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4. **mem0-history PVC** — 必须提前创建
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5. **Qdrant collection** — mem0 启动时自动创建(首次调用时)
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## 部署清单
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### PVC + ConfigMap + Secret + Deployment + Service
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```yaml
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apiVersion: v1
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@@ -152,29 +117,6 @@ spec:
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requests:
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storage: 1Gi
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storageClassName: standard # 根据你的 StorageClass 调整
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```
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### 环境变量追加
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| 变量 | 值 | 说明 |
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|---|---|---|
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| HISTORY_DB_PATH | /app/data/mem0_history.db | SQLite 数据库路径 |
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### PVC + 完整 Deployment
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```yaml
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: mem0-history
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namespace: tei
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spec:
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accessModes:
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- ReadWriteOnce
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resources:
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requests:
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storage: 1Gi
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storageClassName: standard
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---
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apiVersion: v1
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kind: ConfigMap
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@@ -182,7 +124,7 @@ metadata:
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name: mem0-env
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namespace: tei
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data:
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| APP_DB_NAME | mem0 | 数据库名 |
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APP_DB_NAME: "mem0"
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QDRANT_HOST: "qdrant"
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QDRANT_PORT: "6333"
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QDRANT_COLLECTION_NAME: "mem0"
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@@ -273,20 +215,31 @@ spec:
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app: mem0
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```
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## 前置要求
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1. **pgvector 扩展** — PostgreSQL 需要安装 pgvector
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2. **mem0 数据库** — 需要提前创建
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3. **Qdrant collection** — mem0 启动时自动创建(首次调用时)
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4. **mem0-history PVC** — 必须提前创建
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## 验证
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```bash
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# 检查 PVC
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kubectl get pvc -n tei mem0-history
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# 检查 Pod
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kubectl get pods -n tei -l app=mem0
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# 查看日志
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kubectl logs -n tei -l app=mem0 --tail=50
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# 健康检查
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curl http://mem0:8000/health
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```
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## History SQLite 说明
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mem0 的对话历史存储在 SQLite,位于 `/app/data/mem0_history.db`。**必须用 PVC 持久化**,emptyDir 挂载重启后数据丢失。
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如果 PVC 空间不足或不需要历史功能,可以改用空目录(数据丢失但不影响核心记忆功能):
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```yaml
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# 测试/轻量级环境用 emptyDir
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volumes:
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- name: mem0-history
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emptyDir: {}
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```
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