load testing

Valkey 9.0 AWS ElastiCache c7gn.large Benchmark: 9 Workers

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16022424-am  ·  Run: 20260716-022424-am  ·  2026-07-16 14:30:41.098 UTC - 2026-07-16 15:30:17.593 UTC
Engine: valkey
Version: 9.0
Node type: cache.c7gn.large
Node memory: 3.09 GiB
Redis hourly: $0.255
Nodes: 1
Mode: Non-Cluster
Node Memory
3.09GiB
Redis Cost
$0.255/h
Avg Throughput
46,270ops/sec
Peak Throughput
46,668ops/sec
Throughput CV
11.8%
Avg Latency
0.39ms
Max Latency
0.63ms
Total Bandwidth
32.98MB/s
Avg ECS CPU
71.4%
Peak ECS CPU
71.8%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
82.56%
Max Memory
100.00%
Mem Headroom
-0.0%
Engine CPU Peak
36.1%
Cache Hit Rate
61.9%
Total Evictions
993,090
Min Free Mem
940MB
Peak Key Count
1,805,119
First Eviction
27m 18s
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r7g.large Benchmark: 9 Workers (run 3)

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16021759-al  ·  Run: 20260716-021759-al  ·  2026-07-16 14:24:30.335 UTC - 2026-07-16 15:24:41.055 UTC
Engine: valkey
Version: 9.0
Node type: cache.r7g.large
Node memory: 13.07 GiB
Redis hourly: $0.219
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.219/h
Avg Throughput
46,509ops/sec
Peak Throughput
47,787ops/sec
Throughput CV
0.5%
Avg Latency
0.38ms
Max Latency
0.59ms
Total Bandwidth
19.70MB/s
Avg ECS CPU
77.4%
Peak ECS CPU
78.1%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
39.38%
Max Memory
69.08%
Mem Headroom
+30.9%
Engine CPU Peak
38.2%
Cache Hit Rate
29.6%
Total Evictions
0
Min Free Mem
8093MB
Peak Key Count
5,283,951
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r7g.large Benchmark: 9 Workers (run 2)

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16021147-ak  ·  Run: 20260716-021147-ak  ·  2026-07-16 14:17:51.592 UTC - 2026-07-16 15:18:57.845 UTC
Engine: valkey
Version: 9.0
Node type: cache.r7g.large
Node memory: 13.07 GiB
Redis hourly: $0.219
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.219/h
Avg Throughput
46,789ops/sec
Peak Throughput
48,474ops/sec
Throughput CV
11.7%
Avg Latency
0.38ms
Max Latency
0.56ms
Total Bandwidth
20.05MB/s
Avg ECS CPU
71.8%
Peak ECS CPU
72.9%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
39.05%
Max Memory
69.25%
Mem Headroom
+30.8%
Engine CPU Peak
37.8%
Cache Hit Rate
29.7%
Total Evictions
0
Min Free Mem
8089MB
Peak Key Count
5,296,828
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r7g.large Benchmark: 9 Workers

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16020648-aj  ·  Run: 20260716-020648-aj  ·  2026-07-16 14:11:56.694 UTC - 2026-07-16 15:12:11.971 UTC
Engine: valkey
Version: 9.0
Node type: cache.r7g.large
Node memory: 13.07 GiB
Redis hourly: $0.219
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.219/h
Avg Throughput
44,582ops/sec
Peak Throughput
44,795ops/sec
Throughput CV
11.6%
Avg Latency
0.40ms
Max Latency
0.69ms
Total Bandwidth
18.39MB/s
Avg ECS CPU
73.8%
Peak ECS CPU
74.1%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
37.98%
Max Memory
67.61%
Mem Headroom
+32.4%
Engine CPU Peak
36.5%
Cache Hit Rate
28.3%
Total Evictions
0
Min Free Mem
8213MB
Peak Key Count
5,171,046
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r6g.large Benchmark: 9 Workers (run 3)

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16020109-ai  ·  Run: 20260716-020109-ai  ·  2026-07-16 14:06:56.895 UTC - 2026-07-16 15:07:38.061 UTC
Engine: valkey
Version: 9.0
Node type: cache.r6g.large
Node memory: 13.07 GiB
Redis hourly: $0.206
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.206/h
Avg Throughput
45,234ops/sec
Peak Throughput
46,208ops/sec
Throughput CV
11.7%
Avg Latency
0.40ms
Max Latency
0.65ms
Total Bandwidth
19.12MB/s
Avg ECS CPU
70.8%
Peak ECS CPU
71.7%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
37.94%
Max Memory
67.43%
Mem Headroom
+32.6%
Engine CPU Peak
52.6%
Cache Hit Rate
29.2%
Total Evictions
0
Min Free Mem
8361MB
Peak Key Count
5,156,849
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r6g.large Benchmark: 9 Workers (run 2)

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16015519-ah  ·  Run: 20260716-015519-ah  ·  2026-07-16 14:01:21.884 UTC - 2026-07-16 15:01:25.295 UTC
Engine: valkey
Version: 9.0
Node type: cache.r6g.large
Node memory: 13.07 GiB
Redis hourly: $0.206
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.206/h
Avg Throughput
44,202ops/sec
Peak Throughput
44,756ops/sec
Throughput CV
0.7%
Avg Latency
0.40ms
Max Latency
0.63ms
Total Bandwidth
18.42MB/s
Avg ECS CPU
70.2%
Peak ECS CPU
70.6%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
37.63%
Max Memory
66.39%
Mem Headroom
+33.6%
Engine CPU Peak
52.7%
Cache Hit Rate
28.9%
Total Evictions
0
Min Free Mem
8417MB
Peak Key Count
5,076,554
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r6g.large Benchmark: 9 Workers

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16014916-ag  ·  Run: 20260716-014916-ag  ·  2026-07-16 13:55:30.679 UTC - 2026-07-16 14:55:59.071 UTC
Engine: valkey
Version: 9.0
Node type: cache.r6g.large
Node memory: 13.07 GiB
Redis hourly: $0.206
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.206/h
Avg Throughput
46,423ops/sec
Peak Throughput
46,913ops/sec
Throughput CV
10.7%
Avg Latency
0.38ms
Max Latency
0.61ms
Total Bandwidth
19.64MB/s
Avg ECS CPU
76.0%
Peak ECS CPU
76.5%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
38.75%
Max Memory
68.67%
Mem Headroom
+31.3%
Engine CPU Peak
53.5%
Cache Hit Rate
29.1%
Total Evictions
0
Min Free Mem
8185MB
Peak Key Count
5,252,837
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r5.large Benchmark: 9 Workers (run 3)

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16014327-af  ·  Run: 20260716-014327-af  ·  2026-07-16 13:49:35.046 UTC - 2026-07-16 14:50:40.253 UTC
Engine: valkey
Version: 9.0
Node type: cache.r5.large
Node memory: 13.07 GiB
Redis hourly: $0.216
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.216/h
Avg Throughput
51,268ops/sec
Peak Throughput
51,801ops/sec
Throughput CV
10.7%
Avg Latency
0.35ms
Max Latency
0.78ms
Total Bandwidth
23.57MB/s
Avg ECS CPU
77.0%
Peak ECS CPU
77.8%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
42.03%
Max Memory
72.95%
Mem Headroom
+27.1%
Engine CPU Peak
54.8%
Cache Hit Rate
33.4%
Total Evictions
0
Min Free Mem
7647MB
Peak Key Count
5,582,547
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Amazon ElastiCache, AWS, valkey, Valkey 9.0, load testing

Valkey 9.0 AWS ElastiCache r5.large Benchmark: 9 Workers

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-16013130-ad  ·  Run: 20260716-013130-ad  ·  2026-07-16 13:37:44.756 UTC - 2026-07-16 14:38:10.406 UTC
Engine: valkey
Version: 9.0
Node type: cache.r5.large
Node memory: 13.07 GiB
Redis hourly: $0.216
Nodes: 1
Mode: Non-Cluster
Node Memory
13.07GiB
Redis Cost
$0.216/h
Avg Throughput
48,891ops/sec
Peak Throughput
49,691ops/sec
Throughput CV
11.8%
Avg Latency
0.37ms
Max Latency
0.77ms
Total Bandwidth
22.34MB/s
Avg ECS CPU
71.9%
Peak ECS CPU
72.5%
ECS Mem Peak
6MB
Loadgen Tasks
9
Avg Memory
40.66%
Max Memory
70.89%
Mem Headroom
+29.1%
Engine CPU Peak
50.1%
Cache Hit Rate
33.1%
Total Evictions
0
Min Free Mem
7847MB
Peak Key Count
5,423,813
First Eviction
None
OOM Rejections
0
First OOM Rejection
None

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Valkey 9.0 ElastiCache t3.small benchmark (run 3)

ElastiCache Performance Report

Replication Group: elasticache-perf-test-valkey-03064620  ·  Run: 20260603-064620  ·  2026-06-03 18:52:22.261 UTC - 2026-06-03 19:53:43.023 UTC
Engine: valkey
Version: 9.0
Node type: cache.t3.small
Nodes: 1
Mode: Non-Cluster
Avg Throughput
13,664ops/sec
Peak Throughput
19,815ops/sec
Throughput CV
11.3%
Avg Latency
0.44ms
Max Latency
1.15ms
Total Bandwidth
9.00MB/s
Avg ECS CPU
57.7%
Peak ECS CPU
82.7%
ECS Mem Peak
6MB
Loadgen Tasks
3
Avg Memory
77.37%
Max Memory
100.00%
Mem Headroom
-0.0%
Engine CPU Peak
30.1%
Cache Hit Rate
57.5%
Total Evictions
201,562
Min Free Mem
341MB
Peak Key Count
797,231
First Eviction
38m 37s
OOM Rejections
0
First OOM Rejection
None

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ElastiCache Deep-Dive

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Tags:
AWS, Amazon ElastiCache, cache, valkey, t3.small, memtier, load testing, CloudWatch, cache hit rate, evictions