Use name filter for IOCounters in diskio (#2649)
Use IOCountersForNames for disk counters.
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@ -97,6 +97,7 @@ be deprecated eventually.
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- [#2610](https://github.com/influxdata/telegraf/pull/2610): Fix deadlock when output cannot write
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- [#2410](https://github.com/influxdata/telegraf/issues/2410): Fix connection leak in postgresql.
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- [#2628](https://github.com/influxdata/telegraf/issues/2628): Set default measurement name for snmp input.
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- [#2649](https://github.com/influxdata/telegraf/pull/2649): Improve performance of diskio with many disks
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## v1.2.1 [2017-02-01]
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2
Godeps
2
Godeps
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@ -44,7 +44,7 @@ github.com/prometheus/common dd2f054febf4a6c00f2343686efb775948a8bff4
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github.com/prometheus/procfs 1878d9fbb537119d24b21ca07effd591627cd160
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github.com/rcrowley/go-metrics 1f30fe9094a513ce4c700b9a54458bbb0c96996c
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github.com/samuel/go-zookeeper 1d7be4effb13d2d908342d349d71a284a7542693
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github.com/shirou/gopsutil d371ba1293cb48fedc6850526ea48b3846c54f2c
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github.com/shirou/gopsutil dfbb3e40da8d6fcd1aa0d87003e965fe0ca745ea
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github.com/soniah/gosnmp 5ad50dc75ab389f8a1c9f8a67d3a1cd85f67ed15
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github.com/streadway/amqp 63795daa9a446c920826655f26ba31c81c860fd6
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github.com/stretchr/testify 4d4bfba8f1d1027c4fdbe371823030df51419987
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@ -125,25 +125,12 @@ func (_ *DiskIOStats) SampleConfig() string {
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}
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func (s *DiskIOStats) Gather(acc telegraf.Accumulator) error {
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diskio, err := s.ps.DiskIO()
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diskio, err := s.ps.DiskIO(s.Devices)
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if err != nil {
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return fmt.Errorf("error getting disk io info: %s", err)
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}
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var restrictDevices bool
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devices := make(map[string]bool)
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if len(s.Devices) != 0 {
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restrictDevices = true
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for _, dev := range s.Devices {
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devices[dev] = true
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}
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}
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for _, io := range diskio {
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_, member := devices[io.Name]
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if restrictDevices && !member {
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continue
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}
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tags := map[string]string{}
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tags["name"] = s.diskName(io.Name)
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for t, v := range s.diskTags(io.Name) {
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@ -61,7 +61,7 @@ func (m *MockPS) NetProto() ([]net.ProtoCountersStat, error) {
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return r0, r1
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}
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func (m *MockPS) DiskIO() (map[string]disk.IOCountersStat, error) {
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func (m *MockPS) DiskIO(names []string) (map[string]disk.IOCountersStat, error) {
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ret := m.Called()
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r0 := ret.Get(0).(map[string]disk.IOCountersStat)
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@ -17,7 +17,7 @@ type PS interface {
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DiskUsage(mountPointFilter []string, fstypeExclude []string) ([]*disk.UsageStat, []*disk.PartitionStat, error)
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NetIO() ([]net.IOCountersStat, error)
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NetProto() ([]net.ProtoCountersStat, error)
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DiskIO() (map[string]disk.IOCountersStat, error)
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DiskIO(names []string) (map[string]disk.IOCountersStat, error)
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VMStat() (*mem.VirtualMemoryStat, error)
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SwapStat() (*mem.SwapMemoryStat, error)
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NetConnections() ([]net.ConnectionStat, error)
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@ -120,8 +120,8 @@ func (s *systemPS) NetConnections() ([]net.ConnectionStat, error) {
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return net.Connections("all")
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}
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func (s *systemPS) DiskIO() (map[string]disk.IOCountersStat, error) {
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m, err := disk.IOCounters()
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func (s *systemPS) DiskIO(names []string) (map[string]disk.IOCountersStat, error) {
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m, err := disk.IOCountersForNames(names)
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if err == internal.NotImplementedError {
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return nil, nil
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}
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