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*: add more cop task and memory info to slow_query table (#10264) #10317

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merged 1 commit into from
Apr 30, 2019
Merged

*: add more cop task and memory info to slow_query table (#10264) #10317

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2 changes: 1 addition & 1 deletion executor/aggregate_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -239,7 +239,7 @@ func (s *testSuite) TestAggregation(c *C) {

result = tk.MustQuery("select count(*) from information_schema.columns")
// When adding new memory columns in information_schema, please update this variable.
columnCountOfAllInformationSchemaTables := "786"
columnCountOfAllInformationSchemaTables := "793"
result.Check(testkit.Rows(columnCountOfAllInformationSchemaTables))

tk.MustExec("drop table if exists t1")
Expand Down
101 changes: 82 additions & 19 deletions infoschema/slow_log.go
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,13 @@ var slowQueryCols = []columnInfo{
{variable.SlowLogIsInternalStr, mysql.TypeTiny, 1, 0, nil, nil},
{variable.SlowLogDigestStr, mysql.TypeVarchar, 64, 0, nil, nil},
{variable.SlowLogStatsInfoStr, mysql.TypeVarchar, 512, 0, nil, nil},
{variable.SlowLogCopProcAvg, mysql.TypeDouble, 22, 0, nil, nil},
{variable.SlowLogCopProcP90, mysql.TypeDouble, 22, 0, nil, nil},
{variable.SlowLogCopProcMax, mysql.TypeDouble, 22, 0, nil, nil},
{variable.SlowLogCopWaitAvg, mysql.TypeDouble, 22, 0, nil, nil},
{variable.SlowLogCopWaitP90, mysql.TypeDouble, 22, 0, nil, nil},
{variable.SlowLogCopWaitMax, mysql.TypeDouble, 22, 0, nil, nil},
{variable.SlowLogMemMax, mysql.TypeLonglong, 20, 0, nil, nil},
{variable.SlowLogQuerySQLStr, mysql.TypeVarchar, 4096, 0, nil, nil},
}

Expand Down Expand Up @@ -124,23 +131,30 @@ func ParseSlowLog(tz *time.Location, scanner *bufio.Scanner) ([][]types.Datum, e
}

type slowQueryTuple struct {
time time.Time
txnStartTs uint64
user string
connID uint64
queryTime float64
processTime float64
waitTime float64
backOffTime float64
requestCount uint64
totalKeys uint64
processKeys uint64
db string
indexNames string
isInternal bool
digest string
statsInfo string
sql string
time time.Time
txnStartTs uint64
user string
connID uint64
queryTime float64
processTime float64
waitTime float64
backOffTime float64
requestCount uint64
totalKeys uint64
processKeys uint64
db string
indexIDs string
isInternal bool
digest string
statsInfo string
avgProcessTime float64
p90ProcessTime float64
maxProcessTime float64
avgWaitTime float64
p90WaitTime float64
maxWaitTime float64
memMax int64
sql string
}

func (st *slowQueryTuple) setFieldValue(tz *time.Location, field, value string) error {
Expand Down Expand Up @@ -213,13 +227,55 @@ func (st *slowQueryTuple) setFieldValue(tz *time.Location, field, value string)
case variable.SlowLogDBStr:
st.db = value
case variable.SlowLogIndexIDsStr:
st.indexNames = value
st.indexIDs = value
case variable.SlowLogIsInternalStr:
st.isInternal = value == "true"
case variable.SlowLogDigestStr:
st.digest = value
case variable.SlowLogStatsInfoStr:
st.statsInfo = value
case variable.SlowLogCopProcAvg:
num, err := strconv.ParseFloat(value, 64)
if err != nil {
return errors.AddStack(err)
}
st.avgProcessTime = num
case variable.SlowLogCopProcP90:
num, err := strconv.ParseFloat(value, 64)
if err != nil {
return errors.AddStack(err)
}
st.p90ProcessTime = num
case variable.SlowLogCopProcMax:
num, err := strconv.ParseFloat(value, 64)
if err != nil {
return errors.AddStack(err)
}
st.maxProcessTime = num
case variable.SlowLogCopWaitAvg:
num, err := strconv.ParseFloat(value, 64)
if err != nil {
return errors.AddStack(err)
}
st.avgWaitTime = num
case variable.SlowLogCopWaitP90:
num, err := strconv.ParseFloat(value, 64)
if err != nil {
return errors.AddStack(err)
}
st.p90WaitTime = num
case variable.SlowLogCopWaitMax:
num, err := strconv.ParseFloat(value, 64)
if err != nil {
return errors.AddStack(err)
}
st.maxWaitTime = num
case variable.SlowLogMemMax:
num, err := strconv.ParseInt(value, 10, 64)
if err != nil {
return errors.AddStack(err)
}
st.memMax = num
case variable.SlowLogQuerySQLStr:
st.sql = value
}
Expand All @@ -244,10 +300,17 @@ func (st *slowQueryTuple) convertToDatumRow() []types.Datum {
record = append(record, types.NewUintDatum(st.totalKeys))
record = append(record, types.NewUintDatum(st.processKeys))
record = append(record, types.NewStringDatum(st.db))
record = append(record, types.NewStringDatum(st.indexNames))
record = append(record, types.NewStringDatum(st.indexIDs))
record = append(record, types.NewDatum(st.isInternal))
record = append(record, types.NewStringDatum(st.digest))
record = append(record, types.NewStringDatum(st.statsInfo))
record = append(record, types.NewFloat64Datum(st.avgProcessTime))
record = append(record, types.NewFloat64Datum(st.p90ProcessTime))
record = append(record, types.NewFloat64Datum(st.maxProcessTime))
record = append(record, types.NewFloat64Datum(st.avgWaitTime))
record = append(record, types.NewFloat64Datum(st.p90WaitTime))
record = append(record, types.NewFloat64Datum(st.maxWaitTime))
record = append(record, types.NewIntDatum(st.memMax))
record = append(record, types.NewStringDatum(st.sql))
return record
}
Expand Down
5 changes: 4 additions & 1 deletion infoschema/slow_log_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,9 @@ func (s *testSuite) TestParseSlowLogFile(c *C) {
# Is_internal: true
# Digest: 42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772
# Stats: t1:1,t2:2
# Cop_proc_avg: 0.1 Cop_proc_p90: 0.2 Cop_proc_max: 0.03
# Cop_wait_avg: 0.05 Cop_wait_p90: 0.6 Cop_wait_max: 0.8
# Mem_max: 70724
select * from t;`)
scanner := bufio.NewScanner(slowLog)
loc, err := time.LoadLocation("Asia/Shanghai")
Expand All @@ -48,7 +51,7 @@ select * from t;`)
}
recordString += str
}
expectRecordString := "2019-01-24 22:32:29.313255,405888132465033227,,0,0.216905,0.021,0,0,1,637,0,,,1,42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772,t1:1,t2:2,select * from t;"
expectRecordString := "2019-01-24 22:32:29.313255,405888132465033227,,0,0.216905,0.021,0,0,1,637,0,,,1,42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772,t1:1,t2:2,0.1,0.2,0.03,0.05,0.6,0.8,70724,select * from t;"
c.Assert(expectRecordString, Equals, recordString)

// fix sql contain '# ' bug
Expand Down
8 changes: 6 additions & 2 deletions infoschema/tables_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -308,15 +308,19 @@ func (s *testSuite) TestSlowQuery(c *C) {
# Is_internal: false
# Digest: 42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772
# Stats: t1:1,t2:2
# Cop_proc_avg: 0.1 Cop_proc_p90: 0.2 Cop_proc_max: 0.03
# Cop_wait_avg: 0.05 Cop_wait_p90: 0.6 Cop_wait_max: 0.8
# Mem_max: 70724
select * from t_slim;`))
c.Assert(f.Close(), IsNil)
c.Assert(err, IsNil)

tk.MustExec(fmt.Sprintf("set @@tidb_slow_query_file='%v'", slowLogFileName))
tk.MustExec("set time_zone = '+08:00';")
re := tk.MustQuery("select * from information_schema.slow_query")
re.Check(testutil.RowsWithSep("|", "2019-02-12 19:33:56.571953|406315658548871171|[email protected]|6|4.895492|0.161|0.101|0.092|1|100001|100000|test||0|42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772|t1:1,t2:2|select * from t_slim;"))
re.Check(testutil.RowsWithSep("|",
"2019-02-12 19:33:56.571953|406315658548871171|[email protected]|6|4.895492|0.161|0.101|0.092|1|100001|100000|test||0|42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772|t1:1,t2:2|0.1|0.2|0.03|0.05|0.6|0.8|70724|select * from t_slim;"))
tk.MustExec("set time_zone = '+00:00';")
re = tk.MustQuery("select * from information_schema.slow_query")
re.Check(testutil.RowsWithSep("|", "2019-02-12 11:33:56.571953|406315658548871171|[email protected]|6|4.895492|0.161|0.101|0.092|1|100001|100000|test||0|42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772|t1:1,t2:2|select * from t_slim;"))
re.Check(testutil.RowsWithSep("|", "2019-02-12 11:33:56.571953|406315658548871171|[email protected]|6|4.895492|0.161|0.101|0.092|1|100001|100000|test||0|42a1c8aae6f133e934d4bf0147491709a8812ea05ff8819ec522780fe657b772|t1:1,t2:2|0.1|0.2|0.03|0.05|0.6|0.8|70724|select * from t_slim;"))
}