Datacenter Ops Domain¶
Domain guide: browse all datacenter and hardware content organized as a learning sequence.
Curated path through datacenter and server hardware content.
Topic Pack¶
training/library/topics/datacenter/ - Complete topic pack with: - Primer - Datacenter mental model - Street Ops - Real-world gotchas - Footguns - Common mistakes - Drills - Quick practice - Skillcheck - Score yourself
Incident Scenarios¶
| Scenario | Level | Topics |
|---|---|---|
| Server Won't Boot After Update | L1 | firmware, BIOS, OOB |
| RAID Array Degraded | L1 | RAID, SMART, disks |
| NIC Flapping / LACP Mismatch | L2 | LACP, bonding, ethtool |
| Thermal Throttling | L1 | cooling, airflow, IPMI |
| OOB Unreachable | L2 | iDRAC, IPMI, VLAN |
Interview Scenario¶
Assessment¶
Key Tools¶
ipmitool, smartctl, lshw, dmidecode, dmesg, megacli/storcli, ethtool
Pages that link here¶
- Datacenter & Hardware Drills
- Datacenter & Server Hardware - Street Ops
- Datacenter Footguns
- Datacenter Skillcheck
- Primer
- Scenario: CPU Thermal Throttling During Peak Hours
- Scenario: NIC Flapping in LACP Bond
- Scenario: Out-of-Band Management (iDRAC) Unreachable
- Scenario: RAID 5 Array Degraded with Predictive Failure
- Scenario: Server Won't Boot After Firmware Update
- Scenario: Server Won't POST in the Data Center