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| 1 | +/* |
| 2 | + * Copyright 2022- IBM Inc. All rights reserved |
| 3 | + * SPDX-License-Identifier: Apache2.0 |
| 4 | + */ |
| 5 | + |
| 6 | +package parser |
| 7 | + |
| 8 | +import ( |
| 9 | + "bufio" |
| 10 | + "bytes" |
| 11 | + "fmt" |
| 12 | + "io" |
| 13 | + "strconv" |
| 14 | + "strings" |
| 15 | +) |
| 16 | + |
| 17 | +type FMWorkParser struct { |
| 18 | + *BaseParser |
| 19 | +} |
| 20 | + |
| 21 | +/* |
| 22 | +Tokens per iteration: 2 |
| 23 | +
|
| 24 | + s/iter seqs/s tokens/s ms/token |
| 25 | +MIN 0.031715076 31.530745819 63.061491639 15.857538000 |
| 26 | +MAX 1.158101110 0.863482464 1.726964928 579.050555000 |
| 27 | +AVG 0.034738420 28.786571393 57.573142786 17.369209871 |
| 28 | +MED 0.031836234 31.410750898 62.821501796 15.918116750 |
| 29 | +P95 0.032091481 31.160917510 62.321835020 16.045740625 |
| 30 | +STD 0.056241701 |
| 31 | +*/ |
| 32 | + |
| 33 | +const ( |
| 34 | + FMWorkPerfKey = "Tokens per iteration" |
| 35 | +) |
| 36 | + |
| 37 | +func NewFMWorkParser() *FMWorkParser { |
| 38 | + fmworkParser := &FMWorkParser{} |
| 39 | + abs := &BaseParser{ |
| 40 | + Parser: fmworkParser, |
| 41 | + } |
| 42 | + fmworkParser.BaseParser = abs |
| 43 | + return fmworkParser |
| 44 | +} |
| 45 | + |
| 46 | +func (p *FMWorkParser) ParseValue(body []byte) (map[string]interface{}, error) { |
| 47 | + values := make(map[string]interface{}) |
| 48 | + |
| 49 | + bytesReader := bytes.NewReader(body) |
| 50 | + bufReader := bufio.NewReader(bytesReader) |
| 51 | + for { |
| 52 | + line, _, err := bufReader.ReadLine() |
| 53 | + if err == io.EOF { |
| 54 | + break |
| 55 | + } else if err != nil { |
| 56 | + return nil, err |
| 57 | + } |
| 58 | + linestr := string(line) |
| 59 | + if strings.Contains(linestr, FMWorkPerfKey) { |
| 60 | + // start from here // Tokens per iteration |
| 61 | + splitedLine := strings.Split(linestr, ":") |
| 62 | + if len(splitedLine) == 2 { |
| 63 | + valueStr := strings.TrimSpace(splitedLine[1]) |
| 64 | + key := strings.TrimSpace(splitedLine[0]) |
| 65 | + value, err := strconv.ParseFloat(valueStr, 64) |
| 66 | + if err == nil { |
| 67 | + values[key] = value |
| 68 | + } |
| 69 | + } |
| 70 | + // skip one line |
| 71 | + _, _, err := bufReader.ReadLine() |
| 72 | + if err == io.EOF { |
| 73 | + break |
| 74 | + } else if err != nil { |
| 75 | + return nil, err |
| 76 | + } |
| 77 | + line, _, err := bufReader.ReadLine() |
| 78 | + if err == io.EOF { |
| 79 | + break |
| 80 | + } else if err != nil { |
| 81 | + return nil, err |
| 82 | + } |
| 83 | + headers_line := string(line) |
| 84 | + headers := strings.Fields(headers_line) |
| 85 | + for { |
| 86 | + line, _, err := bufReader.ReadLine() |
| 87 | + if err == io.EOF { |
| 88 | + break |
| 89 | + } else if err != nil { |
| 90 | + return nil, err |
| 91 | + } |
| 92 | + linestr := string(line) |
| 93 | + valueStrs := strings.Fields(linestr) |
| 94 | + if len(valueStrs) > 1 { |
| 95 | + for index, valueStr := range valueStrs[1:] { |
| 96 | + key := fmt.Sprintf("%s %s", strings.ToLower(valueStrs[0]), headers[index]) |
| 97 | + value, err := strconv.ParseFloat(valueStr, 64) |
| 98 | + if err == nil { |
| 99 | + values[key] = value |
| 100 | + } |
| 101 | + } |
| 102 | + } |
| 103 | + } |
| 104 | + // end |
| 105 | + break |
| 106 | + } |
| 107 | + } |
| 108 | + return values, nil |
| 109 | +} |
| 110 | + |
| 111 | +func (p *FMWorkParser) GetPerformanceValue(values map[string]interface{}) (string, float64) { |
| 112 | + candidatePerformanceStatKeys := []string{"p95", "p90", "p99", "avg"} |
| 113 | + for _, performanceStatKey := range candidatePerformanceStatKeys { |
| 114 | + performanceKey := fmt.Sprintf("%s s/iter", performanceStatKey) |
| 115 | + if value, ok := values[performanceKey]; ok { |
| 116 | + return performanceKey, value.(float64) |
| 117 | + } |
| 118 | + } |
| 119 | + |
| 120 | + return "NoKey", -1 |
| 121 | +} |
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