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Merge pull request #9312 from fpetkovski/promtool-analyze-compaction

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promtool: add extended flag for tsdb analysis
This commit is contained in:
Julien Pivotto 2021-09-08 17:27:01 +02:00 committed by GitHub
parent 8944520ccc 449f874679
commit 0111aa987e
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 8 additions and 3 deletions
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3
cmd/promtool/main.go
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@ -137,6 +137,7 @@ func main() {
analyzePath := tsdbAnalyzeCmd.Arg("db path", "Database path (default is "+defaultDBPath+").").Default(defaultDBPath).String() analyzePath := tsdbAnalyzeCmd.Arg("db path", "Database path (default is "+defaultDBPath+").").Default(defaultDBPath).String()
analyzeBlockID := tsdbAnalyzeCmd.Arg("block id", "Block to analyze (default is the last block).").String() analyzeBlockID := tsdbAnalyzeCmd.Arg("block id", "Block to analyze (default is the last block).").String()
analyzeLimit := tsdbAnalyzeCmd.Flag("limit", "How many items to show in each list.").Default("20").Int() analyzeLimit := tsdbAnalyzeCmd.Flag("limit", "How many items to show in each list.").Default("20").Int()
analyzeRunExtended := tsdbAnalyzeCmd.Flag("extended", "Run extended analysis.").Bool()
tsdbListCmd := tsdbCmd.Command("list", "List tsdb blocks.") tsdbListCmd := tsdbCmd.Command("list", "List tsdb blocks.")
listHumanReadable := tsdbListCmd.Flag("human-readable", "Print human readable values.").Short('r').Bool() listHumanReadable := tsdbListCmd.Flag("human-readable", "Print human readable values.").Short('r').Bool()
@ -237,7 +238,7 @@ func main() {
os.Exit(checkErr(benchmarkWrite(*benchWriteOutPath, *benchSamplesFile, *benchWriteNumMetrics, *benchWriteNumScrapes))) os.Exit(checkErr(benchmarkWrite(*benchWriteOutPath, *benchSamplesFile, *benchWriteNumMetrics, *benchWriteNumScrapes)))
case tsdbAnalyzeCmd.FullCommand(): case tsdbAnalyzeCmd.FullCommand():
os.Exit(checkErr(analyzeBlock(*analyzePath, *analyzeBlockID, *analyzeLimit))) os.Exit(checkErr(analyzeBlock(*analyzePath, *analyzeBlockID, *analyzeLimit, *analyzeRunExtended)))
case tsdbListCmd.FullCommand(): case tsdbListCmd.FullCommand():
os.Exit(checkErr(listBlocks(*listPath, *listHumanReadable))) os.Exit(checkErr(listBlocks(*listPath, *listHumanReadable)))

6
cmd/promtool/tsdb.go
View file

@ -418,7 +418,7 @@ func openBlock(path, blockID string) (*tsdb.DBReadOnly, tsdb.BlockReader, error)
return db, block, nil return db, block, nil
} }
func analyzeBlock(path, blockID string, limit int) error { func analyzeBlock(path, blockID string, limit int, runExtended bool) error {
db, block, err := openBlock(path, blockID) db, block, err := openBlock(path, blockID)
if err != nil { if err != nil {
return err return err
@ -564,9 +564,13 @@ func analyzeBlock(path, blockID string, limit int) error {
fmt.Printf("\nHighest cardinality metric names:\n") fmt.Printf("\nHighest cardinality metric names:\n")
printInfo(postingInfos) printInfo(postingInfos)
if runExtended {
return analyzeCompaction(block, ir) return analyzeCompaction(block, ir)
} }
return nil
}
func analyzeCompaction(block tsdb.BlockReader, indexr tsdb.IndexReader) (err error) { func analyzeCompaction(block tsdb.BlockReader, indexr tsdb.IndexReader) (err error) {
postingsr, err := indexr.Postings(index.AllPostingsKey()) postingsr, err := indexr.Postings(index.AllPostingsKey())
if err != nil { if err != nil {