+++ /dev/null
-package i_s
-
-import (
- "fmt"
- "sort"
-
- "github.com/sjmudd/pstop/lib"
-)
-
-/*
-root@localhost [i_s]> show create table i_s\G
-*************************** 1. row ***************************
-CREATE TEMPORARY TABLE `PROCESSLIST` (
- `ID` bigint(21) unsigned NOT NULL DEFAULT '0',
- `USER` varchar(16) NOT NULL DEFAULT '',
- `HOST` varchar(64) NOT NULL DEFAULT '',
- `DB` varchar(64) DEFAULT NULL, `COMMAND` varchar(16) NOT NULL DEFAULT '', `TIME` int(7) NOT NULL DEFAULT '0', `STATE` varchar(64) DEFAULT NULL,
- `INFO` longtext
-) ENGINE=MyISAM DEFAULT CHARSET=utf8
-1 row in set (0.02 sec)
-*/
-
-// a summary row of information taken from information_schema.processlist
-type pl_by_user_row struct {
- username string
- runtime uint64
- sleeptime uint64
- connections uint64
- active uint64
- hosts uint64
- dbs uint64
- selects uint64
- inserts uint64
- updates uint64
- deletes uint64
- other uint64
-}
-type pl_by_user_rows []pl_by_user_row
-
-/*
-username |Run Time %age|Sleeping %|Conn Actv|Hosts DBs|Sel Ins Upd Del Oth|
-xxxxxxxxxxxxxx|hh:mm:ss 100.0%|hh:mm:ss 100.0%|9999 9999|9999 999|999 999 999 999 999|
-*/
-
-func (r *pl_by_user_row) headings() string {
- return fmt.Sprintf("%-14s|%-8s %6s|%-8s %6s|%4s %4s|%5s %3s|%3s %3s %3s %3s %3s|",
- "User", "Run Time", "%", "Sleeping", "%", "Conn", "Actv", "Hosts", "DBs", "Sel", "Ins", "Upd", "Del", "Oth")
-}
-
-// generate a printable result
-func (r *pl_by_user_row) row_content(totals pl_by_user_row) string {
- var u string
- if len(r.username) == 0 {
- u = ""
- } else if len(r.username) > 14 {
- u = r.username[0:14]
- } else {
- u = r.username
- }
- return fmt.Sprintf("%-14s|%8s %6s|%8s %6s|%4s %4s|%5s %3s|%3s %3s %3s %3s %3s|",
- u,
- lib.FormatSeconds(r.runtime),
- lib.FormatPct(lib.MyDivide(r.runtime, totals.runtime)),
- lib.FormatSeconds(r.sleeptime),
- lib.FormatPct(lib.MyDivide(r.sleeptime, totals.sleeptime)),
- lib.FormatCounter(int(r.connections), 4),
- lib.FormatCounter(int(r.active), 4),
- lib.FormatCounter(int(r.hosts), 5),
- lib.FormatCounter(int(r.dbs), 3),
- lib.FormatCounter(int(r.selects), 3),
- lib.FormatCounter(int(r.inserts), 3),
- lib.FormatCounter(int(r.updates), 3),
- lib.FormatCounter(int(r.deletes), 3),
- lib.FormatCounter(int(r.other), 3))
-}
-
-// generate a row of totals from a table
-func (t pl_by_user_rows) totals() pl_by_user_row {
- var totals pl_by_user_row
- totals.username = "Totals"
-
- for i := range t {
- totals.runtime += t[i].runtime
- totals.sleeptime += t[i].sleeptime
- totals.connections += t[i].connections
- totals.active += t[i].active
- // totals.hosts += t[i].hosts This needs to be done differently to get the total number of distinct hosts
- // totals.dbs += t[i].dbs This needs to be done differently to get the total number of distinct dbs
- totals.selects += t[i].selects
- totals.inserts += t[i].inserts
- totals.updates += t[i].updates
- totals.deletes += t[i].deletes
- totals.other += t[i].other
- }
-
- return totals
-}
-
-func (t pl_by_user_rows) Headings() string {
- var r pl_by_user_row
- return r.headings()
-}
-
-// describe a whole row
-func (r pl_by_user_row) String() string {
- return fmt.Sprintf("%v %v %v %v %v %v %v %v %v %v", r.username, r.runtime, r.connections, r.sleeptime, r.active, r.hosts, r.dbs, r.selects, r.inserts, r.updates, r.deletes, r.other)
-}
-
-// total time is runtime + sleeptime
-func (r pl_by_user_row) total_time() uint64 {
- return r.runtime + r.sleeptime
-}
-
-// describe a whole table
-func (t pl_by_user_rows) String() string {
- s := ""
- for i := range t {
- s = s + t[i].String() + "\n"
- }
- return s
-}
-
-// for sorting
-type ByRunTime pl_by_user_rows
-
-func (t ByRunTime) Len() int { return len(t) }
-func (t ByRunTime) Swap(i, j int) { t[i], t[j] = t[j], t[i] }
-func (t ByRunTime) Less(i, j int) bool {
- return (t[i].total_time() > t[j].total_time()) ||
- ((t[i].total_time() == t[j].total_time()) && (t[i].connections > t[j].connections)) ||
- ((t[i].total_time() == t[j].total_time()) && (t[i].connections == t[j].connections) && (t[i].username < t[j].username))
-}
-
-func (t pl_by_user_rows) Sort() {
- sort.Sort(ByRunTime(t))
-}
-
-func (t pl_by_user_rows) emptyRowContent() string {
- var r pl_by_user_row
- return r.row_content(r)
-}