FlashSystem 9500 specifications
FlashSystem 9500 enclosure and performance specifications| Specification | Model detail |
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| Machine type and model | 4983-AH8; 4666-AH8 in family overview |
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| Control enclosure | 4U |
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| Internal drive positions | 48 NVMe |
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| System cache / memory | 1 / 2 / 3 TB |
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| Published IOPS | 2.5 million read miss |
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| Published bandwidth | Up to 45 GB/s, dedicated source |
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| Capacity context | 1,843.2 TB nominal internal FCM |
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Published maxima describe specific test conditions. Application results depend on the drive population and RAID layout as well as block size, read/write mix and host connections.
FlashSystem 9500 drive choices and capacity
FlashSystem 9500 storage media| Drive class | Supported source context |
|---|
| FCM3 | AHS9 / AHSA / AHSB / AHSC; 4.8 TB through 38.4 TB |
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| FCM4 | AHSE / AHSF / AHSG / AHSH; 4.8 TB through 38.4 TB |
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| Standard NVMe | AHTH to AHTL; 1.92 TB through 30.72 TB |
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| SCM | AHTM 1.6 TB; up to twelve per I/O group in the source |
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Raw capacity is the installed media total before RAID and reserves. Usable capacity is what remains for data; effective capacity also assumes compression or other data reduction.
FlashSystem 9500 host connectivity
FlashSystem 9500 host and expansion connections| Connection | Configuration |
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| Fibre Channel | AHBB 32 Gb or AHBK 64 Gb adapter pair |
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| Ethernet | AHB8 100 Gb RoCE; AHBH 25 / 10 Gb RoCE; AHBJ 25 / 10 Gb iWARP |
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| SAS | AHBA expansion attachment pair |
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FlashSystem 9500 expansion and scale
FlashSystem 9500 expansion scope| Option | Model or limit |
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| SFF | 4983-AFF, twenty-four SAS SSD bays |
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| High density | 4983-A9F, ninety-two SAS SSD bays |
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| Two control enclosures | Ninety-six internal NVMe drives; up to 464 total drives at applicable software levels |
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FlashSystem 9500 detailed hardware and feature tables
9500 dedicated model performance and maximums| Performance / Maximum Characteristic | IBM FlashSystem 9500 4983-AH8 Specification |
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| Maximum IOPS | Up to approximately 2.5 million 4K read-miss IOPS per control enclosure |
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| Minimum Published Read Latency | Less than approximately 50 microseconds under qualifying conditions |
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| Maximum Read Bandwidth | Up to approximately 45GB/s per control enclosure |
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| Control Enclosure | 4U |
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| Processors | 4 Intel Xeon processors total, 24 cores each |
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| Total Processor Cores | 96 cores per control enclosure |
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| Node Canisters | 2 active-active node canisters per control enclosure |
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| Base System Memory | Approximately 1TB |
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| Maximum System Memory | Approximately 3TB per control enclosure |
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| Maximum Memory per Node | Approximately 1.5TB |
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| Internal NVMe Drive Slots | 48 per control enclosure |
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| Maximum Control Enclosures per System | 2 |
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| Maximum Active Nodes | 4 |
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| Maximum Internal NVMe Drives | 96 with two control enclosures |
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| Largest FCM3 / FCM4 Capacity | 38.4TB per FlashCore Module |
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| Maximum Nominal Internal FCM Capacity ... One Enclosure | 1,843.2TB using 48 × 38.4TB FCMs |
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| Maximum Nominal Internal FCM Capacity ... Two Enclosures | 3,686.4TB using 96 × 38.4TB FCMs |
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| Maximum Total Drives | Up to 464 at applicable IBM Storage Virtualize levels |
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| Maximum Expansion Enclosures | Up to 12 per two-control-enclosure system at applicable software levels |
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| Maximum Fibre Channel Hosts | 2,048 |
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| Maximum Volume Mappings per Host | 2,048 |
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| Maximum Host Mappings per System | 64,000 |
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| Maximum NVMe/RDMA Hosts | Up to 512 per system at applicable software levels |
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| Maximum NVMe/TCP Hosts | Up to 512 per system at applicable software levels |
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| Maximum Managed Storage | Up to 32PB |
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| Maximum Individual Volume | 256TB |
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| Maximum Fibre Channel Speed | 64Gb Fibre Channel |
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| Maximum Ethernet Speed | 100Gb Ethernet |
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| Maximum Remote Copy Relationships | Up to 10,000 |
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| Maximum HyperSwap Relationships | Up to 2,000 |
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9500 FCM4 performance by module capacity| FCM4 Capacity | Approx. Read Bandwidth | Approx. Write Bandwidth | Approx. 16K Read IOPS | Endurance |
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| 4.8TB | Up to approximately 2,200MB/s | Up to approximately 750MB/s | Approximately 150K | 1 DWPD |
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| 9.6TB | Up to approximately 2,200MB/s | Up to approximately 750MB/s | Approximately 150K | 1 DWPD |
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| 19.2TB | Up to approximately 3,500MB/s | Up to approximately 1,500MB/s | Approximately 200K | 1 DWPD |
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| 38.4TB | Up to approximately 3,500MB/s | Up to approximately 1,500MB/s | Approximately 200K | 1 DWPD |
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9500 enterprise host limits
9500 enterprise host limits| Host Scale Characteristic | Maximum |
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| Hosts per system | 2,048 |
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| Volume mappings per host | 2,048 |
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| Total host mappings | 64,000 |
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| NVMe/RDMA hosts per system | Up to approximately 512 |
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| NVMe/TCP hosts per system | Up to approximately 512 |
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9500 Storage Virtualize scale limits
9500 Storage Virtualize scale limits| Storage Virtualize Scale Characteristic | Maximum at Applicable Software Levels |
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| Managed disks | 4,096 |
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| Storage pools | 1,024 |
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| Total managed storage | Up to 32PB |
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| Maximum individual volume | 256TB |
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| Remote Copy relationships | Up to 10,000 |
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| HyperSwap relationships | Up to 2,000 |
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| Data Reduction Pools | Up to 4 |
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9500 standard NVMe feature codes
9500 standard NVMe feature codes| Capacity | Feature Code | Ordering Identifier |
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| 1.92TB | AHTH | 4983-AHTH |
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| 3.84TB | AHTI | 4983-AHTI |
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| 7.68TB | AHTJ | 4983-AHTJ |
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| 15.36TB | AHTK | 4983-AHTK |
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| 30.72TB | AHTL | 4983-AHTL |
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9500 optics and transceiver features
9500 optics and transceiver features| Feature | Description | Requires |
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| ACHP | Four 25Gb Ethernet short-wave SFP28 transceivers | AHBH, AHBJ or applicable adapter |
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| ACHQ | Four 10Gb Ethernet short-wave SFP+ transceivers | AHBH, AHBJ or applicable adapter |
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| ACHV | Pair of 32Gb Fibre Channel long-wave SFP transceivers | AHBB |
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| ACHX | Four 100Gb Ethernet QSFP28 SR4 transceivers | AHB8 |
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9500 all-flash SAS expansion models
9500 all-flash SAS expansion models| IBM Model | Description | Drive Bays | Form Factor | Interface |
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| 4983-AFF | FlashSystem 9500 SFF All-Flash Expansion with Expert Care | 24 | 2U | 12Gb SAS |
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| 4983-A9F | FlashSystem 9500 High-Density All-Flash Expansion with Expert Care | 92 | 5U | 12Gb SAS |
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9500 SAS cable features
9500 SAS cable features| Feature Code | Description |
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| ACUA | 0.6m 12Gb SAS Cable ... SFF Expansion |
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| ACUB | 1.5m 12Gb SAS Cable ... SFF Expansion |
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| ACUC | 3m 12Gb SAS Cable ... SFF / High-Density Expansion |
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| ACUD | 6m 12Gb SAS Cable ... SFF / High-Density Expansion |
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9500 encryption features
9500 encryption features| Feature Code | Description |
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| ACEE | Encryption Enablement |
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| ACEA | Encryption USB Flash Drives ... Four Pack |
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FlashSystem 9500 configuration limits and source differences
- The dedicated catalog identity is 4983-AH8. The family overview uses 4666-AH8 and one intermediate heading says 4983-4H8; the dedicated product identity controls this page.
- The broad overview gives 8 million IOPS / 136 GB/s without the same test scope. This page uses the dedicated 2.5 million read-miss IOPS / 45 GB/s context.
- The family overview lists FS9500R beside 9500. It does not establish a separate configured rack specification here.
- FCM3 and FCM4 compatibility depends on code, firmware and array rules; a matching capacity does not prove interchangeability.
FlashSystem 9500 software and IBM i attachment
We check the installed IBM Storage Virtualize or Spectrum Virtualize level against the proposed drives and adapters. Features such as replication, encryption and snapshots depend on the model, software level and entitlements.
For IBM i, send the Power model, IBM i release and host adapter details. We check direct or switched attachment and the supported protocol in the IBM System Storage Interoperation Center before finalizing the configuration.
FlashSystem 9500 data services and availability
- Storage Virtualize storage virtualization and supported two-control-enclosure scale-out.
- Encryption enablement ACEE; encryption USB feature ACEA or a supported key-management configuration.
- Remote Copy and HyperSwap relationship limits depend on the installed software level.
Room and upgrade requirements for FlashSystem 9500
- Identify the installation. Send the complete machine type, serial number and installed software level.
- Record capacity and workload. Include installed drive types, RAID layout and current usable space with peak IOPS and latency.
- Check rack and power. Record rail depth, service clearance and the existing outlet and PDU connections; include every expansion shelf.
- Plan attachment and migration. Include host adapters, switch models and optics with the available migration window.
FlashSystem 9500 technical references
FlashSystem 9500 product specifications and identifiers ... FlashSystem family specifications.
Parts and options for FlashSystem 9500
Match each option to the installed enclosure and software. An order feature, drive-model identifier and service FRU have different roles; the source context below stays with each number.
Memory
Published options for this model; send the installed identifier with a parts request.
FlashSystem 9500 memory options
| Product |
Description |
Part numbers |
Feature codes |
Model note |
| Base cache |
Approximately 1 TB total |
|
ACGM |
Ordering identifier 4983-ACGM. |
| Cache upgrade |
Approximately 2 TB total |
|
ACGN |
|
| Maximum cache |
Approximately 3 TB total |
|
ACGP |
|
Disk
Published options for this model; send the installed identifier with a parts request.
FlashSystem 9500 disk options
| Product |
Description |
Part numbers |
Feature codes |
Model note |
| FCM3 |
4.8 TB |
03JK076 |
AHS9 |
|
| FCM3 |
9.6 TB |
03JK077 |
AHSA |
|
| FCM4 |
4.8 TB |
03JK992 |
AHSE |
|
| FCM4 |
9.6 TB |
03LG001 |
AHSF |
|
| FCM4 |
19.2 TB |
03LG010 |
AHSG |
|
| FCM4 |
38.4 TB |
03LG019 |
AHSH |
|
Adapters
Published options for this model; send the installed identifier with a parts request.
FlashSystem 9500 adapters options
| Product |
Description |
Part numbers |
Feature codes |
Model note |
| FC adapter pair |
32 Gb four-port per adapter |
|
AHBB |
4983-AHBB ordering context. |
| FC adapter pair |
64 Gb four-port per adapter |
|
AHBK |
|
| Ethernet adapter pair |
100 Gb RoCE |
|
AHB8 |
|
| SAS attachment pair |
12 Gb |
|
AHBA |
|
Get a FlashSystem 9500 configuration or parts quote
Send us your installed model and the capacity or repair you need. We can match the controller, media and connections before quoting the complete configuration.
Request FlashSystem 9500 help