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// Package iostat presents I/O and CPU statistics.
package iostat
import "time"
// DriveStats represents I/O statistics of a drive.
type DriveStats struct {
Name string // drive name
Size int64 // total drive size in bytes
BlockSize int64 // block size in bytes
BytesRead int64
BytesWritten int64
NumRead int64
NumWrite int64
TotalReadTime time.Duration
TotalWriteTime time.Duration
ReadLatency time.Duration
WriteLatency time.Duration
ReadErrors int64
WriteErrors int64
ReadRetries int64
WriteRetries int64
}
// CPUStats represents CPU statistics.
type CPUStats struct {
// consumed cpu ticks for each.
User uint64
Nice uint64
Sys uint64
Idle uint64
}
// LoadAvg represents load averages of the system.
type LoadAvg struct {
// load averages
Load1 float64 // over past 1 minute
Load5 float64 // over past 5 minutes
Load15 float64 // over past 15 minutes
}
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