SIEM Log Storage Calculator

How much disk will Wazuh or ELK logs eat? Turn events per second into monthly volume, size the disk for your retention window, price the storage, and find the maximum EPS an existing disk can hold.

Mode

Volume from EPSEPS from disk

Event rate

events/s

Average event size after indexing

Retention

Index replication

×1×2×3

Cost of 1 GB per month

₽₽$

Result

Disk for retention · 90 d

742 GB

Ingest per month: 247 GB

Storage cost: 14 832 ₽

A month is counted as a flat 30 days.

Volume by EPS

1 KB events · ×1 replication · 90 d retention

EPS	Per month	For retention	Cost / month
10	24.7 GB	74.2 GB	1 483 ₽
100	247 GB	742 GB	14 832 ₽
500	1.21 TB	3.62 TB	74 158 ₽
1000	2.41 TB	7.24 TB	148 315 ₽
5000	12.1 TB	36.2 TB	741 577 ₽

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