featurebase/bench/diagonal.go
2017-01-09 13:42:17 -06:00

91 lines
2.3 KiB
Go

package bench
import (
"fmt"
"flag"
"io/ioutil"
"context"
"time"
)
// DiagonalSetBits sets bits with increasing profile id and bitmap id.
type DiagonalSetBits struct {
HasClient
Name string `json:"name"`
BaseBitmapID int `json:"base-bitmap-id"`
BaseProfileID int `json:"base-profile-id"`
Iterations int `json:"iterations"`
DB string `json:"db"`
}
func (b *DiagonalSetBits) Init(hosts []string, agentNum int) error {
b.Name = "diagonal-set-bits"
return b.HasClient.Init(hosts, agentNum)
}
func (b *DiagonalSetBits) Usage() string {
return `
diagonal-set-bits sets bits with increasing profile id and bitmap id.
Usage: diagonal-set-bits [arguments]
The following arguments are available:
-base-bitmap-id int
bits being set will all be greater than BaseBitmapID
-base-profile-id int
profile id num to start from
-iterations int
number of bits to set
-db string
pilosa db to use
-client-type string
Can be 'single' (all agents hitting one host) or 'round_robin'
`[1:]
}
func (b *DiagonalSetBits) ConsumeFlags(args []string) ([]string, error) {
fs := flag.NewFlagSet("DiagonalSetBits", flag.ContinueOnError)
fs.SetOutput(ioutil.Discard)
fs.IntVar(&b.BaseBitmapID, "base-bitmap-id", 0, "")
fs.IntVar(&b.BaseProfileID, "base-profile-id", 0, "")
fs.IntVar(&b.Iterations, "iterations", 100, "")
fs.StringVar(&b.DB, "db", "benchdb", "")
fs.StringVar(&b.ClientType, "client-type", "single", "")
if err := fs.Parse(args); err != nil {
return nil, err
}
return fs.Args(), nil
}
// Run runs the DiagonalSetBits benchmark
func (b *DiagonalSetBits) Run(ctx context.Context, agentNum int) map[string]interface{} {
results := make(map[string]interface{})
if b.client == nil {
results["error"] = fmt.Errorf("No client set for DiagonalSetBits agent: %v", agentNum)
return results
}
s := NewStats()
var start time.Time
for n := 0; n < b.Iterations; n++ {
iterID := agentizeNum(n, b.Iterations, agentNum)
query := fmt.Sprintf("SetBit(%d, 'frame.n', %d)", b.BaseBitmapID+iterID, b.BaseProfileID+iterID)
start = time.Now()
_, err := b.client.ExecuteQuery(ctx, b.DB, query, true)
if err != nil {
results["error"] = err
return results
}
s.Add(time.Now().Sub(start))
}
AddToResults(s, results)
return results
}