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chore(kb/aws/ebs): fix math visualization

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Michele Cereda
2024-11-17 04:16:06 +01:00
parent 9d10ddde3e
commit a5128082fb
1 changed files with 11 additions and 9 deletions
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knowledge base/cloud computing/aws/ebs.md
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@@ -69,18 +69,20 @@ Pricing examples:
<details style="padding: 0 0 1em 1em; ">
<summary><code>gp3</code>, 200 GB, 3000 IOPS, 512 MiB/s, for 69h 54m 34s in a 30d month in Ireland</summary>
Regional price (storage): $\$0.088/GB/month$<br/>
Regional price (IOPS): $\$0.0055/IOPS/month$ over 3000<br/>
Regional price (throughput): $\$0.044/MB/s/month$ over 125
```plaintext
Regional price (storage): $0.088/GB/month
Regional price (IOPS): $0.0055/IOPS/month over 3000
Regional price (throughput): $0.044/MB/s/month over 125
Seconds in a 30d month: $60s * 60m * 24h * 30d = 2592000s$<br/>
Seconds of actual usage: $34s + (60s * 54m) + (60s * 60m * 69h) = 34 + 3240 + 248400 = 251674s$
Seconds in a 30d month: 60s * 60m * 24h * 30d = 2592000s
Seconds of actual usage: 34s + ( 60s * 54m ) + ( 60s * 60m * 69h ) = 34s + 3240s + 248400s = 251674s
Storage costs: $200GB*\$0.088/GB*(251674s/2592000s) = 200*\$0.088*0.09709645062 = \$1.71$<br/>
IOPS costs: $(3000-3000)IOPS*\$0.0055/IOPS*(251674s/2592000s) = 0*\$0.0055*0.09709645062 = \$0.00$<br/>
Throughput costs: $(512-125)MB/s*\$0.044/MB/s*(251674s/2592000s) = 387*\$0.044*0.09709645062 = \$1.66$
Storage costs: 200GB * $0.088/GB * ( 251674s / 2592000s ) = 200 * $0.088 * 0.09709645062 = $1.71
IOPS costs: ( 3000 - 3000 )IOPS * $0.0055/IOPS * ( 251674s / 2592000s ) = 0 * $0.0055 * 0.09709645062 = $0.00
Throughput costs: ( 512 - 125 )MB/s * $0.044/MB/s * ( 251674s / 2592000s ) = 387 * $0.044 * 0.09709645062 = $1.66
Total: $\$1.71+\$0.00+\$1.66 = \$3.37$
Total: $1.71 + $0.00 + $1.66 = $3.37
```
</details>