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Fix OSD utilization calculation

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𝓜𝓪𝓬𝓮™
2025-06-11 10:37:21 +02:00
parent c2ffbe46cf
commit 22bffbd25f
1 changed files with 5 additions and 1 deletions
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app/utils/ceph_calculator.py
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@ -60,7 +60,11 @@ def calculate_ceph_capacity(replication_type, replicas=3, k=0, m=0, nodes=None,
# Calculate OSD utilization using the formula x = (s × p) / (s + 1) # Calculate OSD utilization using the formula x = (s × p) / (s + 1)
# where s = number of OSDs per server and p = percentage of total utilization # where s = number of OSDs per server and p = percentage of total utilization
osds_per_server = int(nodes[0].get('osd_count', 0)) if nodes else 0 # Use the node with the most OSDs for the utilization calculation to avoid
# underestimating the usage when nodes differ in size
osds_per_server = max(
(int(node.get('osd_count', 0)) for node in nodes), default=0
) if nodes else 0
osd_usage_percent = (osds_per_server * max_recommended_usage_percent) / (osds_per_server + 1) osd_usage_percent = (osds_per_server * max_recommended_usage_percent) / (osds_per_server + 1)
# Find largest OSD size for calculating capacity after OSD failure # Find largest OSD size for calculating capacity after OSD failure