| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package scaleio |
| 4 | |
| 5 | import "github.com/netdata/netdata/go/plugins/plugin/go.d/collector/scaleio/client" |
| 6 | |
| 7 | func (c *Collector) collectSystem(ss client.SystemStatistics) systemMetrics { |
| 8 | var sm systemMetrics |
| 9 | collectSystemCapacity(&sm, ss) |
| 10 | collectSystemWorkload(&sm, ss) |
| 11 | collectSystemRebalance(&sm, ss) |
| 12 | collectSystemRebuild(&sm, ss) |
| 13 | collectSystemComponents(&sm, ss) |
| 14 | return sm |
| 15 | } |
| 16 | |
| 17 | func collectSystemCapacity(sm *systemMetrics, ss client.SystemStatistics) { |
| 18 | collectCapacity(&sm.Capacity, ss.CapacityStatistics) |
| 19 | } |
| 20 | |
| 21 | func collectCapacity(m *capacity, ss client.CapacityStatistics) { |
| 22 | // Health |
| 23 | m.Protected = ss.ProtectedCapacityInKb |
| 24 | m.InMaintenance = ss.InMaintenanceCapacityInKb |
| 25 | m.Degraded = sum(ss.DegradedFailedCapacityInKb, ss.DegradedHealthyCapacityInKb) |
| 26 | m.Failed = ss.FailedCapacityInKb |
| 27 | m.UnreachableUnused = ss.UnreachableUnusedCapacityInKb |
| 28 | |
| 29 | // Capacity |
| 30 | m.MaxCapacity = ss.MaxCapacityInKb |
| 31 | m.ThickInUse = ss.ThickCapacityInUseInKb |
| 32 | m.ThinInUse = ss.ThinCapacityInUseInKb |
| 33 | m.Snapshot = ss.SnapCapacityInUseOccupiedInKb |
| 34 | m.Spare = ss.SpareCapacityInKb |
| 35 | m.Decreased = sum(ss.MaxCapacityInKb, -ss.CapacityLimitInKb) // TODO: probably wrong |
| 36 | // Note: can't use 'UnusedCapacityInKb' directly, dashboard shows calculated value |
| 37 | used := sum( |
| 38 | ss.ProtectedCapacityInKb, |
| 39 | ss.InMaintenanceCapacityInKb, |
| 40 | m.Decreased, |
| 41 | m.Degraded, |
| 42 | ss.FailedCapacityInKb, |
| 43 | ss.SpareCapacityInKb, |
| 44 | ss.UnreachableUnusedCapacityInKb, |
| 45 | ss.SnapCapacityInUseOccupiedInKb, |
| 46 | ) |
| 47 | m.Unused = sum(ss.MaxCapacityInKb, -used) |
| 48 | |
| 49 | // Other |
| 50 | m.InUse = ss.CapacityInUseInKb |
| 51 | m.AvailableForVolumeAllocation = ss.CapacityAvailableForVolumeAllocationInKb |
| 52 | } |
| 53 | |
| 54 | func collectSystemComponents(sm *systemMetrics, ss client.SystemStatistics) { |
| 55 | m := &sm.Components |
| 56 | |
| 57 | m.Devices = ss.NumOfDevices |
| 58 | m.FaultSets = ss.NumOfFaultSets |
| 59 | m.MappedToAllVolumes = ss.NumOfMappedToAllVolumes |
| 60 | m.ProtectionDomains = ss.NumOfProtectionDomains |
| 61 | m.RfcacheDevices = ss.NumOfRfcacheDevices |
| 62 | m.Sdc = ss.NumOfSdc |
| 63 | m.Sds = ss.NumOfSds |
| 64 | m.Snapshots = ss.NumOfSnapshots |
| 65 | m.StoragePools = ss.NumOfStoragePools |
| 66 | m.VTrees = ss.NumOfVtrees |
| 67 | m.Volumes = ss.NumOfVolumes |
| 68 | m.ThickBaseVolumes = ss.NumOfThickBaseVolumes |
| 69 | m.ThinBaseVolumes = ss.NumOfThinBaseVolumes |
| 70 | m.UnmappedVolumes = ss.NumOfUnmappedVolumes |
| 71 | m.MappedVolumes = sum(ss.NumOfVolumes, -ss.NumOfUnmappedVolumes) |
| 72 | } |
| 73 | |
| 74 | func collectSystemWorkload(sm *systemMetrics, ss client.SystemStatistics) { |
| 75 | m := &sm.Workload |
| 76 | |
| 77 | m.Total.BW.set( |
| 78 | calcBW(ss.TotalReadBwc), |
| 79 | calcBW(ss.TotalWriteBwc), |
| 80 | ) |
| 81 | m.Frontend.BW.set( |
| 82 | calcBW(ss.UserDataReadBwc), |
| 83 | calcBW(ss.UserDataWriteBwc), |
| 84 | ) |
| 85 | m.Backend.Primary.BW.set( |
| 86 | calcBW(ss.PrimaryReadBwc), |
| 87 | calcBW(ss.PrimaryWriteBwc), |
| 88 | ) |
| 89 | m.Backend.Secondary.BW.set( |
| 90 | calcBW(ss.SecondaryReadBwc), |
| 91 | calcBW(ss.SecondaryWriteBwc), |
| 92 | ) |
| 93 | m.Backend.Total.BW.set( |
| 94 | sumFloat(m.Backend.Primary.BW.Read, m.Backend.Secondary.BW.Read), |
| 95 | sumFloat(m.Backend.Primary.BW.Write, m.Backend.Secondary.BW.Write), |
| 96 | ) |
| 97 | |
| 98 | m.Total.IOPS.set( |
| 99 | calcIOPS(ss.TotalReadBwc), |
| 100 | calcIOPS(ss.TotalWriteBwc), |
| 101 | ) |
| 102 | m.Frontend.IOPS.set( |
| 103 | calcIOPS(ss.UserDataReadBwc), |
| 104 | calcIOPS(ss.UserDataWriteBwc), |
| 105 | ) |
| 106 | m.Backend.Primary.IOPS.set( |
| 107 | calcIOPS(ss.PrimaryReadBwc), |
| 108 | calcIOPS(ss.PrimaryWriteBwc), |
| 109 | ) |
| 110 | m.Backend.Secondary.IOPS.set( |
| 111 | calcIOPS(ss.SecondaryReadBwc), |
| 112 | calcIOPS(ss.SecondaryWriteBwc), |
| 113 | ) |
| 114 | m.Backend.Total.IOPS.set( |
| 115 | sumFloat(m.Backend.Primary.IOPS.Read, m.Backend.Secondary.IOPS.Read), |
| 116 | sumFloat(m.Backend.Primary.IOPS.Write, m.Backend.Secondary.IOPS.Write), |
| 117 | ) |
| 118 | |
| 119 | m.Total.IOSize.set( |
| 120 | calcIOSize(ss.TotalReadBwc), |
| 121 | calcIOSize(ss.TotalWriteBwc), |
| 122 | ) |
| 123 | m.Frontend.IOSize.set( |
| 124 | calcIOSize(ss.UserDataReadBwc), |
| 125 | calcIOSize(ss.UserDataWriteBwc), |
| 126 | ) |
| 127 | m.Backend.Primary.IOSize.set( |
| 128 | calcIOSize(ss.PrimaryReadBwc), |
| 129 | calcIOSize(ss.PrimaryWriteBwc), |
| 130 | ) |
| 131 | m.Backend.Secondary.IOSize.set( |
| 132 | calcIOSize(ss.SecondaryReadBwc), |
| 133 | calcIOSize(ss.SecondaryWriteBwc), |
| 134 | ) |
| 135 | m.Backend.Total.IOSize.set( |
| 136 | sumFloat(m.Backend.Primary.IOSize.Read, m.Backend.Secondary.IOSize.Read), |
| 137 | sumFloat(m.Backend.Primary.IOSize.Write, m.Backend.Secondary.IOSize.Write), |
| 138 | ) |
| 139 | } |
| 140 | |
| 141 | func collectSystemRebuild(sm *systemMetrics, ss client.SystemStatistics) { |
| 142 | m := &sm.Rebuild |
| 143 | |
| 144 | m.Forward.BW.set( |
| 145 | calcBW(ss.FwdRebuildReadBwc), |
| 146 | calcBW(ss.FwdRebuildWriteBwc), |
| 147 | ) |
| 148 | m.Backward.BW.set( |
| 149 | calcBW(ss.BckRebuildReadBwc), |
| 150 | calcBW(ss.BckRebuildWriteBwc), |
| 151 | ) |
| 152 | m.Normal.BW.set( |
| 153 | calcBW(ss.NormRebuildReadBwc), |
| 154 | calcBW(ss.NormRebuildWriteBwc), |
| 155 | ) |
| 156 | m.Total.BW.set( |
| 157 | sumFloat(m.Forward.BW.Read, m.Backward.BW.Read, m.Normal.BW.Read), |
| 158 | sumFloat(m.Forward.BW.Write, m.Backward.BW.Write, m.Normal.BW.Write), |
| 159 | ) |
| 160 | |
| 161 | m.Forward.IOPS.set( |
| 162 | calcIOPS(ss.FwdRebuildReadBwc), |
| 163 | calcIOPS(ss.FwdRebuildWriteBwc), |
| 164 | ) |
| 165 | m.Backward.IOPS.set( |
| 166 | calcIOPS(ss.BckRebuildReadBwc), |
| 167 | calcIOPS(ss.BckRebuildWriteBwc), |
| 168 | ) |
| 169 | m.Normal.IOPS.set( |
| 170 | calcIOPS(ss.NormRebuildReadBwc), |
| 171 | calcIOPS(ss.NormRebuildWriteBwc), |
| 172 | ) |
| 173 | m.Total.IOPS.set( |
| 174 | sumFloat(m.Forward.IOPS.Read, m.Backward.IOPS.Read, m.Normal.IOPS.Read), |
| 175 | sumFloat(m.Forward.IOPS.Write, m.Backward.IOPS.Write, m.Normal.IOPS.Write), |
| 176 | ) |
| 177 | |
| 178 | m.Forward.IOSize.set( |
| 179 | calcIOSize(ss.FwdRebuildReadBwc), |
| 180 | calcIOSize(ss.FwdRebuildWriteBwc), |
| 181 | ) |
| 182 | m.Backward.IOSize.set( |
| 183 | calcIOSize(ss.BckRebuildReadBwc), |
| 184 | calcIOSize(ss.BckRebuildWriteBwc), |
| 185 | ) |
| 186 | m.Normal.IOSize.set( |
| 187 | calcIOSize(ss.NormRebuildReadBwc), |
| 188 | calcIOSize(ss.NormRebuildWriteBwc), |
| 189 | ) |
| 190 | m.Total.IOSize.set( |
| 191 | sumFloat(m.Forward.IOSize.Read, m.Backward.IOSize.Read, m.Normal.IOSize.Read), |
| 192 | sumFloat(m.Forward.IOSize.Write, m.Backward.IOSize.Write, m.Normal.IOSize.Write), |
| 193 | ) |
| 194 | |
| 195 | m.Forward.Pending = ss.PendingFwdRebuildCapacityInKb |
| 196 | m.Backward.Pending = ss.PendingBckRebuildCapacityInKb |
| 197 | m.Normal.Pending = ss.PendingNormRebuildCapacityInKb |
| 198 | m.Total.Pending = sum(m.Forward.Pending, m.Backward.Pending, m.Normal.Pending) |
| 199 | } |
| 200 | |
| 201 | func collectSystemRebalance(sm *systemMetrics, ss client.SystemStatistics) { |
| 202 | m := &sm.Rebalance |
| 203 | |
| 204 | m.BW.set( |
| 205 | calcBW(ss.RebalanceReadBwc), |
| 206 | calcBW(ss.RebalanceWriteBwc), |
| 207 | ) |
| 208 | |
| 209 | m.IOPS.set( |
| 210 | calcIOPS(ss.RebalanceReadBwc), |
| 211 | calcIOPS(ss.RebalanceWriteBwc), |
| 212 | ) |
| 213 | |
| 214 | m.IOSize.set( |
| 215 | calcIOSize(ss.RebalanceReadBwc), |
| 216 | calcIOSize(ss.RebalanceWriteBwc), |
| 217 | ) |
| 218 | |
| 219 | m.Pending = ss.PendingRebalanceCapacityInKb |
| 220 | m.TimeUntilFinish = divFloat(float64(m.Pending), m.BW.ReadWrite) |
| 221 | } |
| 222 | |
| 223 | func calcBW(bwc client.Bwc) float64 { return div(bwc.TotalWeightInKb, bwc.NumSeconds) } |
| 224 | func calcIOPS(bwc client.Bwc) float64 { return div(bwc.NumOccured, bwc.NumSeconds) } |
| 225 | func calcIOSize(bwc client.Bwc) float64 { return div(bwc.TotalWeightInKb, bwc.NumOccured) } |
| 226 | |
| 227 | func sum(a, b int64, others ...int64) (res int64) { |
| 228 | for _, v := range others { |
| 229 | res += v |
| 230 | } |
| 231 | return res + a + b |
| 232 | } |
| 233 | |
| 234 | func sumFloat(a, b float64, others ...float64) (res float64) { |
| 235 | for _, v := range others { |
| 236 | res += v |
| 237 | } |
| 238 | return res + a + b |
| 239 | } |
| 240 | |
| 241 | func div(a, b int64) float64 { |
| 242 | return divFloat(float64(a), float64(b)) |
| 243 | } |
| 244 | |
| 245 | func divFloat(a, b float64) float64 { |
| 246 | if b == 0 { |
| 247 | return 0 |
| 248 | } |
| 249 | return a / b |
| 250 | } |