7-34 Troubleshooting

[aic79xx/scsi*] start to remove the HBA.

[aic79xx/scsi*] unregister SCSI host on kernel. [aic79xx/scsi*] SCSI host was unregisterd. [aic79xx/scsi*] HBA was removed. [aic79xx/scsi*] ahd_stat_timer: HBA was lost.

[aic79xx/scsi*] Reject the request. adapter was already removed. [aic79xx/scsi*] Reject the request. adapter lost(not notified to remove yet).

FC-related logs are recorded to the system event log:

οFC driver records mounting and unmounting of a module in the system event log, but these events do not affect the system. However, if they are recorded for over 5 minutes, contact your sales agent.

<When mounting a module> (“n” and “x” are different for each system.)

lpfc nnnn:nn:nn.n: n:1303 Link Up Event x1 received Data: xx xx xx xx <When unmounting a module > (“*” is different for each system.)

lpfc nnnn:nn:nn.n: n:0203 Nodev timeout on NPort xxx Data: xxxxx xx xx

lpfc nnnn:nn:nn.n: n:0253 Illegal State Transition: node xe8 event xx, state xx

Data: xx xxxxx

lpfc nnnn:nn:nn.n: n:0263 Cannot block scsi target. target ptr xxxxxxxxx

lpfc nnnn:nn:nn.n: dma_pool_destroy lpfc_mbuf_pool, xxxxxxxx busy

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NEC N8800-091F, EXP320A, EXP320B, N8800-090F manual FC-related logs are recorded to the system event log
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N8800-091F, EXP320B, EXP320A, N8800-090F specifications

The NEC N8800-090F, EXP320A, EXP320B, and N8800-091F are advanced computing solutions designed for demanding enterprise environments. These models are part of NEC's high-performance computing portfolio, tailored for data-intensive applications and virtualization.

The N8800-090F is a robust server featuring powerful multi-core processors, providing exceptional performance for complex calculations and heavy workloads. This server supports a variety of memory configurations, enabling scalability and flexibility to meet the evolving needs of businesses. Its architecture is designed to facilitate high availability, ensuring that critical applications remain operational even in the event of hardware failures.

The EXP320A and EXP320B are expansion units that complement the N8800 series by providing additional storage and I/O capacity. They are ideal for organizations that require massive data storage solutions. These expansion units support different types of storage media, including high-speed SSDs and high-capacity HDDs. This allows for a customizable approach to data management, catering to various performance and capacity requirements.

One of the standout features across these models is their support for advanced virtualization technologies. The systems are equipped with features that enable efficient resource management, allowing multiple virtual instances to run on a single physical server without significant performance degradation. This is crucial for businesses looking to optimize their IT resources and improve operational efficiency.

Furthermore, NEC has integrated advanced security features into these servers to protect sensitive data and ensure compliance with industry regulations. This includes hardware-based security mechanisms, secure boot processes, and comprehensive management tools that provide organizations with enhanced control over their server environments.

Overall, the NEC N8800-090F, EXP320A, EXP320B, and N8800-091F present a compelling choice for enterprises looking for reliable, scalable, and high-performance computing solutions. With their cutting-edge technologies and robust design, these models aim to support the growth and adaptability of modern IT infrastructures while delivering exceptional performance for a wide range of applications.
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