HCIE-Storage case studies
HCIE-Storage · Put your knowledge to work in context.
HCIE-Storage is the Expert-level credential in Huawei's Career Certification portfolio, which is organised into three levels: HCIA (Associate), HCIP (Professional) and HCIE (Expert). Storage appears as one of the technology tracks in that portfolio, alongside tracks such as Computing, Datacom, WLAN, Security, Transmission, Access, 5G and LTE. As the Expert tier, HCIE is the deepest of the three levels and is aimed at engineers who design, deploy and troubleshoot Huawei storage infrastructure rather than at candidates seeking an entry credential. Huawei's certification pages do not publish a separate public syllabus breakdown for HCIE-Storage, so candidates should confirm the current exam outline, lab format and version on the official Huawei Talent certification site before booking. The HCIE-Storage case studies are 5 cases and about 2,988 words.
1Flash tier saturation after SmartTier relocation
A dual-controller hybrid array serves 500 hosts over 16 Gb FC. The system has 120 × 1.92 TB SAS SSDs in RAID 6 (4+2) and 60 × 8 TB NL-SAS in RAID 6 (8+2), giving roughly 150 TB usable flash and 400 TB usable capacity.
638 words, about 3 min2HyperMetro resync saturation on a 1 GbE inter-site link
Two data centers 20 km apart run an active-active stretched cluster. Each site has a dual-controller all-flash array with 128 GB cache and 48 SAS SSDs.
584 words, about 3 min3Backup window and restore chain for a 40 TB database
A financial reporting platform runs a 40 TB database on a high-end hybrid array. The backup policy is weekly full on Sunday and daily incremental, with a 30-day retention chain.
602 words, about 3 min4NAS antivirus scan metadata storm
A scale-out NAS cluster with four nodes and 480 TB usable capacity serves 2,000 SMB clients. Each node has 2 × 25 GbE front-end ports and 2 × 100 GbE back-end ports.
590 words, about 3 min5Thin pool exhaustion with snapshot growth
A 300 TB usable storage pool supports 40 thin LUNs totaling 420 TB subscribed capacity. The pool currently has 18 TB free.
574 words, about 3 min