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feat(control): add ZoneMemoryPressureChangedEvent #53

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feat(control): add ZoneMemoryPressureChangedEvent #53

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8 changes: 8 additions & 0 deletions protect/control/v1/common.proto
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Original file line number Diff line number Diff line change
Expand Up @@ -827,6 +827,14 @@ message ZoneDiskStatus {
bool delete = 6;
}

enum ZoneMemoryPressureState {
ZONE_MEMORY_PRESSURE_STATE_UNKNOWN = 0;
ZONE_MEMORY_PRESSURE_STATE_OK = 1;
ZONE_MEMORY_PRESSURE_STATE_SOFT = 2;
ZONE_MEMORY_PRESSURE_STATE_HARD = 3;
ZONE_MEMORY_PRESSURE_STATE_CRITICAL = 4;
}

message ZoneMountStatus {
uint64 device_id = 1;
string host_path = 2;
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14 changes: 14 additions & 0 deletions protect/control/v1/control.proto
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Original file line number Diff line number Diff line change
@@ -1,3 +1,3 @@
syntax = "proto3";

package protect.control.v1;
Expand Down Expand Up @@ -550,6 +550,7 @@
WorkloadChangedEvent workload_changed = 2;
AdvertiseServiceEvent advertise_service = 3;
UnadvertiseServiceEvent unadvertise_service = 4;
ZoneMemoryPressureChangedEvent zone_memory_pressure_changed = 5;
}
}

Expand Down Expand Up @@ -1004,3 +1005,16 @@
message ListObjectCapabilitiesReply {
repeated ObjectCapabilityInfo object_capabilities = 1;
}

// Carries a guest NUMA node's memory-pressure state transition for a zone.
message ZoneMemoryPressureChangedEvent {
string zone_id = 1;
uint32 nid = 2;
ZoneMemoryPressureState old_state = 3;
ZoneMemoryPressureState new_state = 4;
uint64 transition_timestamp = 5;
// Set only for kube-managed zones.
optional string namespace = 6;
optional string pod = 7;
}

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