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Fault ToleranceURL copied

Failure ModesURL copied

Crash FailuresURL copied

The node stops responding entirely. The simplest failure mode — dead nodes don't lie.

Task
Easy to detect
Task
Easy to recover from
Task
Easy to explain to leadership

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2	✦
3	✦ > Consistency Models
4	✦ > Consistency Models > Strong Consistency > Linearizability
5	✦ > Consistency Models > Strong Consistency > Linearizability > Practical Implications
6	✦ > Consistency Models > Strong Consistency > Linearizability > Practical Implications > Trade-offs in Banking Systems
7	✦ > Consistency Models > Strong Consistency > Linearizability > Practical Implications > Trade-offs in Social Media
8	✦ > Consistency Models > Strong Consistency > Linearizability > Implementation Approaches
9	✦ > Consistency Models > Strong Consistency > Sequential Consistency
10	✦ > Consistency Models > Strong Consistency > Causal Consistency
11	✦ > Consistency Models > Strong Consistency > Causal Consistency > Causal vs Sequential
12	✦ > Consistency Models > Strong Consistency > Causal Consistency > Causal vs Sequential > Vector Clocks
13	✦ > Consistency Models > Eventual Consistency
14	✦ > Consistency Models > Eventual Consistency > Conflict Resolution Strategies > Last Write Wins
15	✦ > Consistency Models > Eventual Consistency > Conflict Resolution Strategies > Last Write Wins > Clock Skew Risks
16	✦ > Consistency Models > Eventual Consistency > Conflict Resolution Strategies > Merge Functions
17	✦ > Consistency Models > Eventual Consistency > Read Repair
18	✦ > Consistency Models > Read-Your-Writes Consistency
19	✦ > Consistency Models > Read-Your-Writes Consistency > Implementation via Sticky Sessions > Load Balancer Affinity
20	✦ > Consistency Models > Read-Your-Writes Consistency > Implementation via Sticky Sessions > Load Balancer Affinity > Session Tokens
21	✦ > Fault Tolerance
22	✦ > Fault Tolerance > Failure Modes > Crash Failures
23	✦ > Fault Tolerance > Failure Modes > Byzantine Failures
24	✦ > Fault Tolerance > Failure Modes > Byzantine Failures > Byzantine Generals Problem
25	✦ > Fault Tolerance > Failure Modes > Byzantine Failures > Byzantine Generals Problem > Practical Byzantine Fault Tolerance
26	✦ > Fault Tolerance > Replication Strategies > Leader-Follower Replication
27	✦ > Fault Tolerance > Replication Strategies > Leader-Follower Replication > Synchronous Followers
28	✦ > Fault Tolerance > Replication Strategies > Leader-Follower Replication > Synchronous Followers > Semi-Synchronous Replication
29	✦ > Fault Tolerance > Replication Strategies > Leaderless Replication
30	✦ > Fault Tolerance > Replication Strategies > Leaderless Replication > Quorum Rules
31	✦ > Rate Limiting > Token Bucket Algorithm
32	✦ > Rate Limiting > Token Bucket Algorithm > Burst Capacity
33	✦ > Rate Limiting > Token Bucket Algorithm > Burst Capacity > Token Refill Rate
34	✦ > Rate Limiting > Token Bucket Algorithm > Burst Capacity > Token Refill Rate > Per-User vs Global Buckets
35	✦ > Rate Limiting > Sliding Window Algorithm
36	✦ > Rate Limiting > Sliding Window Algorithm > Fixed Window vs Sliding Window
37	✦ > Rate Limiting > Sliding Window Algorithm > Fixed Window vs Sliding Window > Redis Implementation
38	✦ > Circuit Breaker Pattern > States > Closed
39	✦ > Circuit Breaker Pattern > States > Open
40	✦ > Circuit Breaker Pattern > States > Open > Timeout Before Half-Open
41	✦ > Circuit Breaker Pattern > States > Open > Timeout Before Half-Open > Probe Request Strategy
42	✦ > Circuit Breaker Pattern > States > Half-Open
43	✦ > Circuit Breaker Pattern > Failure Thresholds > Error Rate Threshold
44	✦ > Circuit Breaker Pattern > Failure Thresholds > Error Rate Threshold > Minimum Request Volume
45	✦ > Circuit Breaker Pattern > Failure Thresholds > Error Rate Threshold > Minimum Request Volume > Hystrix Defaults
46	✦ > Retry Strategies > Exponential Backoff
47	✦ > Retry Strategies > Exponential Backoff > Jitter
48	✦ > Retry Strategies > Exponential Backoff > Jitter > Full Jitter vs Equal Jitter
49	✦ > Retry Strategies > Exponential Backoff > Jitter > Full Jitter vs Equal Jitter > AWS Recommendations
50	✦ > Retry Strategies > Idempotency Keys > Why Idempotency Matters
51	✦ > Retry Strategies > Idempotency Keys > Why Idempotency Matters > Idempotency Key Design
52	✦ > Retry Strategies > Idempotency Keys > Why Idempotency Matters > Idempotency Key Design > Server-Side Deduplication Window