t4g.micro

Valkey 9.0 on ElastiCache t4g.micro: 3 vs 9 Workers

Across five one-hour Valkey 9.0 runs on Amazon ElastiCache cache.t4g.micro, tripling load-generator workers increased mean throughput by 55.8% while nearly doubling client latency and increasing eviction pressure.

Tags:

AWS, Amazon ElastiCache, valkey, Valkey 9.0, cache, benchmark, load testing, memtier, CloudWatch, ECS, cache hit rate, evictions, t4g.micro, Graviton

Read more about Valkey 9.0 on ElastiCache t4g.micro: 3 vs 9 Workers

Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 9 Workers (run 3)

Node Memory

0.5GiB

Redis Cost

$0.016/h

Avg Throughput

8,726ops/sec

Peak Throughput

27,080ops/sec

Throughput CV

28.4%

Avg Latency

2.06ms

Max Latency

7.52ms

Total Bandwidth

6.40MB/s

Avg ECS CPU

15.5%

Peak ECS CPU

22.6%

ECS Mem Peak

6MB

Loadgen Tasks

Avg Memory

87.69%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

14.7%

Cache Hit Rate

65.9%

Total Evictions

222,878

Min Free Mem

94MB

Peak Key Count

287,386

First Eviction

22m 05s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

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Client Latency

ECS EMF

ElastiCache Deep-Dive

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Tags:

AWS, Amazon ElastiCache, valkey, Valkey 9.0, cache, benchmark, load testing, memtier, CloudWatch, ECS, cache hit rate, evictions, t4g.micro, Graviton

Read more about Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 9 Workers (run 3)

Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 9 Workers (run 2)

Node Memory

0.5GiB

Redis Cost

$0.016/h

Avg Throughput

8,849ops/sec

Peak Throughput

42,446ops/sec

Throughput CV

52.0%

Avg Latency

2.03ms

Max Latency

3.75ms

Total Bandwidth

6.47MB/s

Avg ECS CPU

15.2%

Peak ECS CPU

16.7%

ECS Mem Peak

6MB

Loadgen Tasks

Avg Memory

88.01%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

19.2%

Cache Hit Rate

65.7%

Total Evictions

239,203

Min Free Mem

117MB

Peak Key Count

287,466

First Eviction

21m 53s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

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Client Latency

ECS EMF

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, valkey, Valkey 9.0, cache, benchmark, load testing, memtier, CloudWatch, ECS, cache hit rate, evictions, t4g.micro, Graviton

Read more about Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 9 Workers (run 2)

Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 9 Workers

Node Memory

0.5GiB

Redis Cost

$0.016/h

Avg Throughput

9,252ops/sec

Peak Throughput

38,350ops/sec

Throughput CV

44.5%

Avg Latency

1.94ms

Max Latency

3.22ms

Total Bandwidth

6.81MB/s

Avg ECS CPU

15.8%

Peak ECS CPU

33.1%

ECS Mem Peak

6MB

Loadgen Tasks

Avg Memory

89.18%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

25.7%

Cache Hit Rate

66.7%

Total Evictions

242,510

Min Free Mem

115MB

Peak Key Count

287,512

First Eviction

20m 22s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

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Client Latency

ECS EMF

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, valkey, Valkey 9.0, cache, benchmark, load testing, memtier, CloudWatch, ECS, cache hit rate, evictions, t4g.micro, Graviton

Read more about Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 9 Workers

Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 3 Workers (run 2)

Node Memory

0.5GiB

Redis Cost

$0.016/h

Avg Throughput

5,512ops/sec

Peak Throughput

14,068ops/sec

Throughput CV

25.0%

Avg Latency

1.09ms

Max Latency

1.71ms

Total Bandwidth

3.82MB/s

Avg ECS CPU

27.4%

Peak ECS CPU

55.9%

ECS Mem Peak

6MB

Loadgen Tasks

Avg Memory

79.35%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

18.7%

Cache Hit Rate

61.8%

Total Evictions

75,313

Min Free Mem

111MB

Peak Key Count

287,519

First Eviction

36m 16s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

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Client Latency

ECS EMF

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, valkey, Valkey 9.0, cache, benchmark, load testing, memtier, CloudWatch, ECS, cache hit rate, evictions, t4g.micro, Graviton

Read more about Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 3 Workers (run 2)

Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 3 Workers

Node Memory

0.5GiB

Redis Cost

$0.016/h

Avg Throughput

5,966ops/sec

Peak Throughput

16,928ops/sec

Throughput CV

27.9%

Avg Latency

1.00ms

Max Latency

1.96ms

Total Bandwidth

4.08MB/s

Avg ECS CPU

29.8%

Peak ECS CPU

58.6%

ECS Mem Peak

6MB

Loadgen Tasks

Avg Memory

82.14%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

18.1%

Cache Hit Rate

60.7%

Total Evictions

114,833

Min Free Mem

114MB

Peak Key Count

287,518

First Eviction

30m 02s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

report window

Client Latency

ECS EMF

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, valkey, Valkey 9.0, cache, benchmark, load testing, memtier, CloudWatch, ECS, cache hit rate, evictions, t4g.micro, Graviton

Read more about Valkey 9.0 AWS ElastiCache t4g.micro Benchmark: 3 Workers

Valkey 9.0 ElastiCache t3.small benchmark

Avg Throughput

9,133ops/sec

Peak Throughput

11,229ops/sec

Throughput CV

8.4%

Avg Latency

0.65ms

Max Latency

1.38ms

Total Bandwidth

4.97MB/s

Avg ECS CPU

48.5%

Peak ECS CPU

60.4%

ECS Mem Peak

6MB

Loadgen Tasks

Avg Memory

65.90%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

22.5%

Cache Hit Rate

44.3%

Total Evictions

43,497

Min Free Mem

304MB

Peak Key Count

797,278

First Eviction

53m 51s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

report window

Client Latency

ECS EMF

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, cache, valkey, t4g.micro, memtier, load testing, CloudWatch, cache hit rate, evictions

Read more about Valkey 9.0 ElastiCache t3.small benchmark

Valkey 9.0 ElastiCache t4g.micro benchmark

Avg Throughput

5,429ops/sec

Peak Throughput

11,576ops/sec

Throughput CV

19.1%

Avg Latency

1.10ms

Max Latency

1.74ms

Total Bandwidth

3.62MB/s

Avg ECS CPU

29.1%

Peak ECS CPU

42.6%

ECS Mem Peak

5MB

Loadgen Tasks

Avg Memory

76.57%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

11.7%

Cache Hit Rate

56.6%

Total Evictions

85,894

Min Free Mem

113MB

Peak Key Count

287,537

First Eviction

37m 27s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

report window

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, cache, valkey, Valkey 9.0, t4g.micro, memtier, load testing, CloudWatch, cache hit rate, evictions

Read more about Valkey 9.0 ElastiCache t4g.micro benchmark

Valkey 8.2 ElastiCache t4g.micro benchmark

Avg Throughput

5,334ops/sec

Peak Throughput

13,141ops/sec

Throughput CV

24.3%

Avg Latency

1.12ms

Max Latency

1.99ms

Total Bandwidth

3.73MB/s

Avg ECS CPU

26.1%

Peak ECS CPU

58.1%

ECS Mem Peak

5MB

Loadgen Tasks

Avg Memory

77.68%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

16.9%

Cache Hit Rate

62.1%

Total Evictions

57,172

Min Free Mem

111MB

Peak Key Count

284,882

First Eviction

40m 12s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

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Infrastructure

report window

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, cache, valkey, Valkey 8.2, t4g.micro, memtier, load testing, CloudWatch, cache hit rate, evictions

Read more about Valkey 8.2 ElastiCache t4g.micro benchmark

Valkey 7.2 ElastiCache t4g.micro benchmark

Avg Throughput

6,006ops/sec

Peak Throughput

16,395ops/sec

Throughput CV

25.5%

Avg Latency

1.00ms

Max Latency

1.95ms

Total Bandwidth

4.04MB/s

Avg ECS CPU

28.0%

Peak ECS CPU

57.7%

ECS Mem Peak

5MB

Loadgen Tasks

Avg Memory

81.90%

Max Memory

100.00%

Mem Headroom

-0.0%

Engine CPU Peak

16.9%

Cache Hit Rate

59.3%

Total Evictions

124,864

Min Free Mem

92MB

Peak Key Count

284,525

First Eviction

31m 18s

OOM Rejections

First OOM Rejection

None

Memtier Benchmark

report window

Infrastructure

report window

ElastiCache Deep-Dive

report window

Tags:

AWS, Amazon ElastiCache, cache, valkey, Valkey 7.2, t4g.micro, memtier, load testing, cache hit rate, evictions

Read more about Valkey 7.2 ElastiCache t4g.micro benchmark

t4g.micro

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

Client Latency

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

Client Latency

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

Client Latency

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

Client Latency

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

Client Latency

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

Client Latency

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

ElastiCache Deep-Dive

ElastiCache Performance Report

Memtier Benchmark

Infrastructure

ElastiCache Deep-Dive

Tags