Fix 30 KB errors: ExaCS storage 3-10x wrong, ECPU transition, IOPS limits, missing shapes

Cross-referenced all 70+ KB files against official Oracle docs. Critical fixes:
- ExaCS: storage was flash cache not usable disk (76.8→190.8 TB QR), added X11M, removed X10M
- ADB-S: OCPU→ECPU migration, 26ai as default, cross-region RTO 15→10 min
- Compute: E5 max 94→126, A2 80→78, added E6/A4/BM shapes, 11 GPU shapes
- Storage: Higher Perf IOPS 35K→50K, UHP 450K→300K, File Storage 25K→50K
- DBCS: E5.Flex max 94→64, storage 80→150 TB, added 26ai
- Networking: FastConnect +400 Gbps, NSG max 120 rules

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

kb/patterns/database-ha-adb-s.yaml

@@ -28,7 +28,7 @@ variants:
     name: "Same-Region Autonomous Data Guard Standby"
     topology: "Primary + Standby in same region via Autonomous Data Guard"
     rpo: "0 (synchronous replication)"
-    rto: "< 30 seconds (automatic switchover)"
+    rto: "~2 minutes (automatic switchover)"
     use_when:
       - "Zero RPO mandatory"
       - "Protection against full AD or FD failure"

kb/services/adb-serverless.yaml

@@ -20,15 +20,18 @@ features:
 ha_dr_options:
   local_ha: "Built-in TAC (Transparent Application Continuity) — ~0 perceived RTO"
   same_region_adg: "Autonomous Data Guard standby — synchronous, RPO 0"
-  cross_region_adg: "Cross-region ADG — asynchronous only, RPO seconds, RTO < 15 min"
+  cross_region_adg: "Cross-region ADG — asynchronous only, RPO seconds (switchover RPO 0, manual failover RPO up to 1 min), RTO < 10 min"
+  cross_region_auto_failover: "NOT available — cross-region requires manual switchover/failover only"
 
 limits:
-  max_ocpu: 128
+  max_ecpu: 512
-  max_storage_tb: 383
+  max_ocpu_legacy: 128
-  max_auto_scale: "3x base OCPUs"
+  max_storage_tb: 384
+  max_auto_scale: "3x base ECPUs"
   auto_scale_activation: "2-3 minutes"
-  min_ocpu: 1
+  min_ecpu: 2
   min_storage_tb: 1
+  notes: "ECPU is now the default billing unit. 4 ECPUs ≈ 1 OCPU. OCPU billing is legacy."
 
 variants:
   - id: adb_s
@@ -66,12 +69,14 @@ when_not_to_use:
 
 sizing:
   adb_s:
-    min_ocpu: 1
+    min_ecpu: 2
-    max_ocpu: 128
+    max_ecpu: 512
-    auto_scaling: "Up to 3x base OCPUs (takes 2-3 minutes to activate)"
+    min_ocpu_legacy: 1
-    sizing_guidance: "Size base OCPUs for P75 sustained load, not P50. Auto-scaling covers peaks but has activation latency."
+    max_ocpu_legacy: 128
+    auto_scaling: "Up to 3x base ECPUs (takes 2-3 minutes to activate)"
+    sizing_guidance: "Size base ECPUs for P75 sustained load, not P50. Auto-scaling covers peaks but has activation latency. 4 ECPUs ≈ 1 OCPU."
     storage_min_tb: 1
-    storage_max_tb: 383
+    storage_max_tb: 384
     iops: "Proportional to OCPU count, Exadata storage servers"
 
   adb_d:
@@ -105,9 +110,9 @@ gotchas:
     severity: MEDIUM
     description: "Cross-region Autonomous Data Guard is async only (RPO > 0). For zero RPO, need same-region standby or ADB-D with local Data Guard."
 
-  - id: adb_19c_only
+  - id: adb_version
     severity: LOW
-    description: "ADB currently runs Oracle 19c. If customer needs 23ai features, verify availability."
+    description: "ADB now defaults to Oracle 26ai in all commercial regions. 19c is legacy. Verify customer version requirements."
 
 implied_dependencies:
   - service: service_gateway

kb/services/compute.yaml

@@ -11,9 +11,16 @@ what: Virtual machines and bare metal instances. Flexible shapes allow custom
 shape_families:
   - name: VM.Standard.E5.Flex
     processor: "AMD EPYC 9J14 (Genoa)"
-    max_ocpu: 94
+    max_ocpu: 126
     memory_per_ocpu_gb: "1-64 GB per OCPU"
     use_for: "General purpose, most workloads"
+  - name: VM.Standard.E6.Flex
+    processor: "AMD EPYC 9J45 (Turin)"
+    max_ocpu: 126
+    max_memory_gb: 1454
+    memory_per_ocpu_gb: "1-64 GB per OCPU"
+    network_gbps: 99
+    use_for: "Latest generation general purpose"
   - name: VM.Standard3.Flex
     processor: "Intel Xeon (Ice Lake)"
     max_ocpu: 32
@@ -21,14 +28,28 @@ shape_families:
     use_for: "Intel-optimized workloads"
   - name: VM.Standard.A2.Flex
     processor: "Ampere Altra (Arm)"
-    max_ocpu: 80
+    max_ocpu: 78
     memory_per_ocpu_gb: "1-64 GB per OCPU"
     use_for: "Arm-compatible workloads, cost optimization"
+  - name: VM.Standard.A4.Flex
+    processor: "Arm"
+    max_ocpu: 45
+    max_memory_gb: 700
+    network_gbps: 100
+    use_for: "Latest Arm generation, cloud-native workloads"
   - name: VM.Optimized3.Flex
     processor: "Intel Xeon (Ice Lake)"
     max_ocpu: 18
     memory_per_ocpu_gb: "1-64 GB per OCPU"
     use_for: "High-frequency trading, HPC"
+  - name: BM.Standard.E5
+    processor: "AMD EPYC 9J14 (Genoa)"
+    ocpus: 192
+    use_for: "Bare metal general purpose"
+  - name: BM.Standard.E6
+    processor: "AMD EPYC 9J45 (Turin)"
+    ocpus: 256
+    use_for: "Bare metal latest generation"
   - name: VM.GPU.A10.1
     processor: "NVIDIA A10"
     gpu_count: 1
@@ -37,6 +58,38 @@ shape_families:
     processor: "NVIDIA H100 (8 GPUs)"
     gpu_count: 8
     use_for: "AI/ML training, large model inference"
+  - name: BM.GPU.H200.8
+    processor: "NVIDIA H200 (8 GPUs)"
+    gpu_count: 8
+    use_for: "AI/ML training, large model inference (higher memory bandwidth)"
+  - name: BM.GPU.B200.8
+    processor: "NVIDIA B200 (8 GPUs)"
+    gpu_count: 8
+    use_for: "Next-gen AI training and inference"
+  - name: BM.GPU.B300.8
+    processor: "NVIDIA B300 (8 GPUs)"
+    gpu_count: 8
+    use_for: "Next-gen AI training and inference"
+  - name: BM.GPU.GB200.4
+    processor: "NVIDIA GB200 (4 GPUs)"
+    gpu_count: 4
+    use_for: "Grace Blackwell superchip, AI training"
+  - name: BM.GPU.GB300.4
+    processor: "NVIDIA GB300 (4 GPUs)"
+    gpu_count: 4
+    use_for: "Grace Blackwell next-gen AI"
+  - name: BM.GPU.MI300X.8
+    processor: "AMD Instinct MI300X (8 GPUs)"
+    gpu_count: 8
+    use_for: "AMD GPU AI/ML workloads"
+  - name: BM.GPU.MI355X.8
+    processor: "AMD Instinct MI355X (8 GPUs)"
+    gpu_count: 8
+    use_for: "AMD GPU next-gen AI/ML workloads"
+  - name: BM.GPU.L40S.4
+    processor: "NVIDIA L40S (4 GPUs)"
+    gpu_count: 4
+    use_for: "AI inference, graphics, video"
 
 when_to_use:
   - Traditional VM-based applications

kb/services/dbcs.yaml

@@ -30,12 +30,14 @@ when_NOT_to_use:
 
 limits:
   vm_shapes:
-    - "VM.Standard.E5.Flex: 1-94 OCPUs"
+    - "VM.Standard.E5.Flex: 1-64 OCPUs"
     - "VM.Standard3.Flex: 1-32 OCPUs"
+    - "VM.Standard.x86: ECPU billing (new shape)"
   bm_shapes:
     - "BM.Standard.E5: 128 OCPUs"
     - "BM.DenseIO.E5: 128 OCPUs with NVMe"
-  max_storage_tb: 80  # block storage
+  max_storage_tb: 150  # block storage (Universal Credits)
+  supported_versions: ["19c", "21c", "23ai", "26ai"]
   rac_max_nodes: 2
 
 features:

kb/services/exacs.yaml

@@ -27,15 +27,18 @@ limits:
     - name: "Exadata.Quarter3.100"
       base_ocpu: 100
       max_ocpu: 100
-      storage_tb: 49.5
+      storage_tb: 149
+      notes: "Legacy X8 fixed shape — storage is usable disk"
     - name: "Exadata.Half3.200"
       base_ocpu: 200
       max_ocpu: 200
-      storage_tb: 99
+      storage_tb: 299
+      notes: "Legacy X8 fixed shape"
     - name: "Exadata.Full3.400"
       base_ocpu: 400
       max_ocpu: 400
-      storage_tb: 198
+      storage_tb: 598
+      notes: "Legacy X8 fixed shape; current generation is elastic X9M/X11M"
   max_vm_clusters: 8
   max_databases_per_cluster: "Limited by resources"
   max_pdb_per_cdb: 252

kb/services/exadata-cloud.yaml

@@ -26,30 +26,54 @@ variants:
   - id: exacs_x9m
     name: "ExaCS X9M"
     description: "Exadata X9M shape — current-generation infrastructure with RDMA over Converged Ethernet and persistent memory acceleration."
-  - id: exacs_x10m
+    per_db_server:
-    name: "ExaCS X10M"
+      ocpus: 126
-    description: "Exadata X10M shape — next-generation infrastructure with improved compute, storage density, and throughput."
+      memory_gb: 1390
+      pmem_tb: 1.5
+      flash_cache_tb: 25.6
+    per_storage_server:
+      usable_tb: 63.6
+  - id: exacs_x11m
+    name: "ExaCS X11M"
+    description: "Exadata X11M shape — latest generation with AMD EPYC 9J25 processors and XRMEM acceleration."
+    per_db_server:
+      ecpus: 760
+      memory_gb: 1390
+      xrmem_gb: 1250
+      flash_cache_tb: 27.2
+    per_storage_server:
+      usable_tb: 52.5
+      type: "Extreme Flash (EF)"
 
 sizing:
+  model: "Elastic per-server (2-32 DB servers, 3-64 storage servers)"
   rack_configurations:
     quarter_rack:
-      ocpus: "100 (scalable)"
+      ocpus: "252 (X9M: 2 × 126/server)"
-      memory: "1.44 TB"
+      memory: "2.71 TB (X9M: 2 × 1,390 GB)"
-      storage: "Up to 76.8 TB usable (Exadata Storage)"
+      storage: "Up to 190.8 TB usable (X9M: 3 SS × 63.6 TB)"
       db_nodes: 2
       storage_servers: 3
     half_rack:
-      ocpus: "200 (scalable)"
+      ocpus: "504 (X9M: 4 × 126/server)"
-      memory: "2.88 TB"
+      memory: "5.43 TB"
-      storage: "Up to 153.6 TB usable"
+      storage: "Up to 383 TB usable"
       db_nodes: 4
       storage_servers: 6
     full_rack:
-      ocpus: "400 (scalable)"
+      ocpus: "1,008 (X9M: 8 × 126/server)"
-      memory: "5.76 TB"
+      memory: "10.86 TB"
-      storage: "Up to 307.2 TB usable"
+      storage: "Up to 766 TB usable"
       db_nodes: 8
       storage_servers: 12
+  legacy_x8_fixed_shapes:
+    quarter_rack:
+      storage_tb: 149
+    half_rack:
+      storage_tb: 299
+    full_rack:
+      storage_tb: 598
+    notes: "X8 shapes are fixed-size (not elastic). Storage values are usable disk, not flash cache."
   ocpu_scaling: "OCPUs can be scaled online in increments without downtime. You pay for enabled OCPUs, not the total available in the rack."
   sizing_guidance: "Start with a quarter rack for most production workloads. Scale OCPUs on demand. Choose half/full rack only when storage capacity or aggregate memory requirements exceed quarter rack limits."
 

kb/services/networking.yaml

@@ -22,6 +22,7 @@ components:
     recommendation: "Prefer NSGs (Network Security Groups) for granular control"
   nsg:
     what: "Network Security Group — firewall rules at VNIC level"
+    max_rules: "120 (ingress + egress combined per NSG)"
     recommendation: "Preferred over security lists for micro-segmentation"
   internet_gateway:
     what: "Enables internet access for public subnets"
@@ -45,7 +46,7 @@ components:
 connectivity:
   fastconnect:
     what: "Dedicated private connection to OCI (like AWS Direct Connect)"
-    speeds: ["1 Gbps", "2 Gbps", "5 Gbps", "10 Gbps", "100 Gbps"]
+    speeds: ["1 Gbps", "2 Gbps", "5 Gbps", "10 Gbps", "100 Gbps", "400 Gbps"]
     redundancy: "Always deploy 2 circuits for HA"
     notes: "Partner or co-location model, typical setup takes 2-4 weeks"
   ipsec_vpn:

kb/services/storage.yaml

@@ -22,8 +22,9 @@ services:
         iops_per_gb: 75
         throughput_kbps_per_gb: 600
       - name: Ultra High Performance
-        max_iops: 450000
+        max_iops: 300000
         max_throughput_mbps: 2680
+        notes: "IOPS range 75K-300K at 30-120 VPU"
     max_volume_size_tb: 32
     max_volumes_per_instance: 32
 
@@ -36,7 +37,7 @@ services:
         use_for: "Data accessed less than once per month"
       - name: Archive
         use_for: "Long-term retention, compliance"
-        retrieval_time: "1 hour (standard), 1 minute (expedited)"
+        retrieval_time: "1 hour (standard)"
     features:
       - "S3-compatible API"
       - "Versioning"
@@ -49,7 +50,7 @@ services:
     what: "NFSv3-compatible managed file system"
     use_for: "Shared file access across multiple compute instances"
     max_size: "8 EB (exabytes)"
-    iops: "Up to 25,000 IOPS per file system"
+    iops: "Up to 50,000 IOPS per file system"
     throughput: "Up to 1.2 GB/s per mount target"
 
 pricing:

kb/sizing/adb-scaling-behavior.yaml

@@ -4,9 +4,10 @@ description: ADB-S auto-scaling behavior, timing, and sizing implications.
 ---
 
 auto_scaling:
+  notes: "OCPU is legacy billing. ECPU is now default. 1 OCPU ≈ 4 ECPUs."
   ocpu_scaling:
     trigger: "CPU demand exceeds current allocation"
-    max_scale: "3x base OCPUs (up to 128 OCPU maximum)"
+    max_scale: "3x base OCPUs/ECPUs (up to 128 OCPU / 512 ECPU maximum)"
     ramp_up_time: "2-3 minutes to begin scaling"
     ramp_down_time: "After sustained low utilization (5-10 minutes)"
     billing: "Only billed during active scaling period, per OCPU per second"

kb/sizing/cpu-conversion-ratios.yaml

@@ -65,8 +65,8 @@ adb_s_sizing:
 memory_sizing:
   oci_shapes:
     standard_e4: "16 GB per OCPU (VM.Standard.E4.Flex)"
-    standard_e5: "16 GB per OCPU (VM.Standard.E5.Flex)"
+    standard_e5: "up to 64 GB per OCPU (VM.Standard.E5.Flex, default 16)"
     standard_a1: "6 GB per OCPU (VM.Standard.A1.Flex / Ampere)"
-    standard_a2: "8 GB per OCPU (VM.Standard.A2.Flex / Ampere)"
+    standard_a2: "up to 64 GB per OCPU (VM.Standard.A2.Flex / Ampere)"
     optimized3: "14 GB per OCPU (VM.Optimized3.Flex)"
     dense_io_e4: "32 GB per OCPU + local NVMe (VM.DenseIO.E4.Flex)"

kb/sizing/storage-iops.yaml

@@ -21,18 +21,19 @@ block_volume:
 
     - name: "Higher Performance"
       iops_per_gb: 75
-      max_iops: 35000
+      max_iops: 50000
       throughput_mbps_per_gb: 0.6
-      max_throughput_mbps: 480
+      max_throughput_mbps: 680
       use_when: "Database data files, high-throughput applications"
 
     - name: "Ultra High Performance"
       iops_per_gb: 90
-      max_iops: 120000
+      max_iops: 300000
+      iops_range: "75,000 - 300,000 (at 30-120 VPU)"
       throughput_mbps_per_gb: 0.72
       max_throughput_mbps: 2680
       use_when: "Extreme IOPS requirements, OLTP databases"
-      notes: "Only available with certain compute shapes"
+      notes: "Only available with certain compute shapes. IOPS scales with VPU (30-120)."
 
   sizing_guidance: |
     1. Determine required IOPS (from AWR, CloudWatch, or application benchmarks)

kb/sizing/storage-performance.yaml

@@ -33,14 +33,14 @@ storage_tiers:
   block_volume_higher_performance:
     type: "Block Volume (Higher Performance)"
     iops_per_gb: 75
-    max_iops: 35000
+    max_iops: 50000
     throughput_kbps_per_gb: 600
-    max_throughput_mbps: 600
+    max_throughput_mbps: 680
     latency_us: "Sub-millisecond"
 
   block_volume_uhp:
     type: "Block Volume (Ultra High Performance)"
-    max_iops: 450000
+    max_iops: 300000
     max_throughput_mbps: 2680
     notes: "Requires UHP-enabled shapes"
 
@@ -53,7 +53,7 @@ storage_tiers:
 
   file_storage:
     type: "File Storage (NFS)"
-    max_iops: 25000
+    max_iops: 50000
     max_throughput_mbps: 1200
     latency: "Sub-millisecond"
     use_for: "Shared file access, NFS workloads"