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feat(support-bundle): collect MongoDB per-collection sizes in infra and edge bundles #35

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1 change: 1 addition & 0 deletions support-bundle/README-edge.md
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Original file line number Diff line number Diff line change
Expand Up @@ -207,3 +207,4 @@ For Enterprise and PCG clusters, the script collects MongoDB replica set informa
* `rs-conf.json`: Replica set configuration including member settings and priorities
* `replication-info.txt`: Oplog information and replication window
* `disk-usage.txt`: Actual `df -h /var/lib/mongodb` per mongo pod — the real on-disk size, which can differ from the requested PVC/PV size on thin-provisioned or fixed-disk-offering backends (e.g. CloudStack fixed offerings)
* `db-collection-sizes.txt`: Per-database and per-collection storage/data sizes (MB) and document counts — shows which collections are consuming disk
1 change: 1 addition & 0 deletions support-bundle/README-infra.md
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Expand Up @@ -151,6 +151,7 @@ For Enterprise and PCG clusters, the script collects MongoDB replica set informa
* `rs-conf.json`: Replica set configuration including member settings and priorities
* `replication-info.txt`: Oplog information and replication window
* `disk-usage.txt`: Actual `df -h /var/lib/mongodb` per mongo pod — the real on-disk size, which can differ from the requested PVC/PV size on thin-provisioned or fixed-disk-offering backends (e.g. CloudStack fixed offerings)
* `db-collection-sizes.txt`: Per-database and per-collection storage/data sizes (MB) and document counts — shows which collections are consuming disk

## Important Notes

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11 changes: 11 additions & 0 deletions support-bundle/support-bundle-edge.sh
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Expand Up @@ -682,6 +682,17 @@ function mongo-status() {
echo
} >> "${TMPDIR}/mongo/disk-usage.txt"
done < <(printf '%s\n' "$MONGO_PODS")

techo "Collecting MongoDB database + collection sizes"
kubectl exec -n hubble-system "$MONGO_POD" -c mongo -- bash -c "$MONGO_CMD $MONGO_AUTH admin --quiet --eval '
db.adminCommand({listDatabases:1}).databases.forEach(function(d){
var s = db.getSiblingDB(d.name).stats(1024*1024);
print(\"DB \"+d.name+\" storageSize(MB)=\"+s.storageSize+\" dataSize(MB)=\"+s.dataSize);
db.getSiblingDB(d.name).getCollectionNames().forEach(function(c){
var cs = db.getSiblingDB(d.name).getCollection(c).stats(1024*1024);
print(\" \"+d.name+\".\"+c+\" storageSize(MB)=\"+cs.storageSize+\" size(MB)=\"+cs.size+\" count=\"+cs.count);
});
});'" > "${TMPDIR}/mongo/db-collection-sizes.txt" 2>&1
}

function k8s-resources() {
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11 changes: 11 additions & 0 deletions support-bundle/support-bundle-infra.sh
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Expand Up @@ -192,6 +192,17 @@ function mongo-status() {
echo
} >> "${TMPDIR}/mongo/disk-usage.txt"
done < <(printf '%s\n' "$MONGO_PODS")

techo "Collecting MongoDB database + collection sizes"
kubectl exec -n hubble-system "$MONGO_POD" -c mongo -- bash -c "$MONGO_CMD $MONGO_AUTH admin --quiet --eval '
db.adminCommand({listDatabases:1}).databases.forEach(function(d){
var s = db.getSiblingDB(d.name).stats(1024*1024);
print(\"DB \"+d.name+\" storageSize(MB)=\"+s.storageSize+\" dataSize(MB)=\"+s.dataSize);
db.getSiblingDB(d.name).getCollectionNames().forEach(function(c){
var cs = db.getSiblingDB(d.name).getCollection(c).stats(1024*1024);
print(\" \"+d.name+\".\"+c+\" storageSize(MB)=\"+cs.storageSize+\" size(MB)=\"+cs.size+\" count=\"+cs.count);
});
});'" > "${TMPDIR}/mongo/db-collection-sizes.txt" 2>&1
}

function k8s-resources() {
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