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Revert "MDL-30643 - Fixed speed issues with stats generation."
This reverts commit 5d911452cd9ef60f8f79ed9bd39fc8302211a96c.
This commit is contained in:
Eloy Lafuente (stronk7)
parent
cbcf50a2f4
commit
44a2eb911b
240
lib/statslib.php
240
lib/statslib.php
@ -80,12 +80,12 @@ function stats_daily_progress($ident) {
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static $init = 0;
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if ($ident == 'init') {
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$init = $start = microtime(true);
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$init = $start = time();
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return;
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}
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$elapsed = round(microtime(true) - $start);
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$start = microtime(true);
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$elapsed = time() - $start;
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$start = time();
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if (debugging('', DEBUG_ALL)) {
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mtrace("$ident:$elapsed ", '');
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@ -176,27 +176,29 @@ function stats_cron_daily($maxdays=1) {
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$daystart = time();
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$timesql = "l.time >= $timestart AND l.time < $nextmidnight";
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$timesql1 = "l1.time >= $timestart AND l1.time < $nextmidnight";
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$timesql2 = "l2.time >= $timestart AND l2.time < $nextmidnight";
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stats_daily_progress('init');
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if ( !stats_create_logs_view($timestart, $nextmidnight) ) {
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$failed = true;
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break;
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}
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stats_daily_progress('gen');
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/// find out if any logs available for this day
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$sql = "SELECT 'x' FROM {tmp_stats_log1} l";
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$sql = "SELECT 'x'
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FROM {log} l
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WHERE $timesql";
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$logspresent = $DB->get_records_sql($sql, null, 0, 1);
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/// process login info first
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$sql = "INSERT INTO {stats_user_daily} (stattype, timeend, courseid, userid, statsreads)
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SELECT 'logins', $nextmidnight AS timeend, ".SITEID." AS courseid, userid, count(id) as statsreads
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FROM {tmp_stats_log1} l
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WHERE action = 'login'
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GROUP BY timeend, courseid, userid
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SELECT 'logins', timeend, courseid, userid, count(statsreads)
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FROM (
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SELECT $nextmidnight AS timeend, ".SITEID." AS courseid, l.userid, l.id AS statsreads
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FROM {log} l
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WHERE action = 'login' AND $timesql
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) inline_view
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GROUP BY timeend, courseid, userid
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HAVING count(statsreads) > 0";
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if ($logspresent and !$DB->execute($sql)) {
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@ -208,9 +210,13 @@ function stats_cron_daily($maxdays=1) {
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'logins' AS stattype, $nextmidnight AS timeend, ".SITEID." as courseid, 0,
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COALESCE(SUM(statsreads), 0) as stat1, COUNT('x') as stat2
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FROM {stats_user_daily}
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WHERE stattype = 'logins' AND timeend = $nextmidnight";
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COALESCE((SELECT SUM(statsreads)
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FROM {stats_user_daily} s1
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WHERE s1.stattype = 'logins' AND timeend = $nextmidnight), 0) AS stat1,
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(SELECT COUNT('x')
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FROM {stats_user_daily} s2
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WHERE s2.stattype = 'logins' AND timeend = $nextmidnight) AS stat2" .
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$DB->sql_null_from_clause();
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if ($logspresent and !$DB->execute($sql)) {
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$failed = true;
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@ -231,13 +237,15 @@ function stats_cron_daily($maxdays=1) {
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'enrolments' as stattype, $nextmidnight as timeend, e.courseid, ra.roleid,
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COUNT(DISTINCT ue.userid) as stat1, 0 as stat2
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FROM {role_assignments} ra
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JOIN {context} c ON (c.id = ra.contextid AND c.contextlevel = :courselevel)
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JOIN {enrol} e ON e.courseid = c.instanceid
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JOIN {user_enrolments} ue ON (ue.enrolid = e.id AND ue.userid = ra.userid)
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GROUP BY courseid, roleid";
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SELECT 'enrolments', timeend, courseid, roleid, COUNT(DISTINCT userid), 0
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FROM (
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SELECT $nextmidnight AS timeend, e.courseid, ra.roleid, ue.userid
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FROM {role_assignments} ra
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JOIN {context} c ON (c.id = ra.contextid AND c.contextlevel = :courselevel)
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JOIN {enrol} e ON e.courseid = c.instanceid
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JOIN {user_enrolments} ue ON (ue.enrolid = e.id AND ue.userid = ra.userid)
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) inline_view
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GROUP BY timeend, courseid, roleid";
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if (!$DB->execute($sql, array('courselevel'=>CONTEXT_COURSE))) {
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$failed = true;
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@ -255,14 +263,15 @@ function stats_cron_daily($maxdays=1) {
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WHERE ra.roleid = {stats_daily}.roleid AND
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e.courseid = {stats_daily}.courseid AND
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EXISTS (SELECT 'x'
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FROM {tmp_stats_log1} l
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FROM {log} l
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WHERE l.course = {stats_daily}.courseid AND
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l.userid = ra.userid))
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l.userid = ra.userid AND $timesql))
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WHERE {stats_daily}.stattype = 'enrolments' AND
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{stats_daily}.timeend = $nextmidnight AND
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{stats_daily}.courseid IN
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(SELECT DISTINCT course
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FROM {tmp_stats_log2})";
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(SELECT DISTINCT l.course
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FROM {log} l
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WHERE $timesql)";
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if (!$DB->execute($sql, array('courselevel'=>CONTEXT_COURSE))) {
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$failed = true;
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@ -273,11 +282,13 @@ function stats_cron_daily($maxdays=1) {
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/// now get course total enrolments (roleid==0) - except frontpage
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'enrolments', $nextmidnight AS timeend, e.courseid AS courseid, 0 AS roleid,
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COUNT(DISTINCT userid) AS stat1, 0 AS stat2
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FROM {enrol} e
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JOIN {user_enrolments} ue ON ue.enrolid = e.id
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GROUP BY courseid
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SELECT 'enrolments', timeend, id, nroleid, COUNT(DISTINCT userid), 0
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FROM (
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SELECT $nextmidnight AS timeend, e.courseid AS id, 0 AS nroleid, ue.userid
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FROM {enrol} e
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JOIN {user_enrolments} ue ON ue.enrolid = e.id
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) inline_view
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GROUP BY timeend, id, nroleid
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HAVING COUNT(DISTINCT userid) > 0";
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if ($logspresent and !$DB->execute($sql)) {
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@ -292,16 +303,16 @@ function stats_cron_daily($maxdays=1) {
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JOIN {user_enrolments} ue ON ue.enrolid = e.id
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WHERE e.courseid = {stats_daily}.courseid AND
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EXISTS (SELECT 'x'
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FROM {tmp_stats_log1} l
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FROM {log} l
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WHERE l.course = {stats_daily}.courseid AND
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l.userid = ue.userid))
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l.userid = ue.userid AND $timesql))
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WHERE {stats_daily}.stattype = 'enrolments' AND
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{stats_daily}.timeend = $nextmidnight AND
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{stats_daily}.roleid = 0 AND
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{stats_daily}.courseid IN
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(SELECT l.course
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FROM {tmp_stats_log2} l
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WHERE l.course <> ".SITEID.")";
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FROM {log} l
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WHERE $timesql AND l.course <> ".SITEID.")";
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if ($logspresent and !$DB->execute($sql, array())) {
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$failed = true;
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@ -309,7 +320,7 @@ function stats_cron_daily($maxdays=1) {
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}
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stats_daily_progress('6');
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/// frontpage(==site) enrolments total
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/// frontapge(==site) enrolments total
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'enrolments', $nextmidnight, ".SITEID.", 0,
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@ -318,8 +329,8 @@ function stats_cron_daily($maxdays=1) {
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WHERE u.deleted = 0) AS stat1,
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(SELECT COUNT(DISTINCT u.id)
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FROM {user} u
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JOIN {tmp_stats_log1} l ON l.userid = u.id
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WHERE u.deleted = 0) AS stat2" .
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JOIN {log} l ON l.userid = u.id
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WHERE u.deleted = 0 AND $timesql) AS stat2" .
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$DB->sql_null_from_clause();
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if ($logspresent and !$DB->execute($sql)) {
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@ -349,8 +360,8 @@ function stats_cron_daily($maxdays=1) {
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WHERE u.deleted = 0) AS stat1,
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(SELECT COUNT(DISTINCT u.id)
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FROM {user} u
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JOIN {tmp_stats_log1} l ON l.userid = u.id
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WHERE u.deleted = 0) AS stat2" .
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JOIN {log} l ON l.userid = u.id
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WHERE u.deleted = 0 AND $timesql) AS stat2" .
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$DB->sql_null_from_clause();;
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if ($logspresent and !$DB->execute($sql)) {
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@ -365,17 +376,29 @@ function stats_cron_daily($maxdays=1) {
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}
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/// individual user stats (including not-logged-in) in each course, this is slow - reuse this data if possible
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list($viewactionssql, $params1) = $DB->get_in_or_equal($viewactions, SQL_PARAMS_NAMED, 'view');
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list($postactionssql, $params2) = $DB->get_in_or_equal($postactions, SQL_PARAMS_NAMED, 'post');
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$sql = "INSERT INTO {stats_user_daily} (stattype, timeend, courseid, userid, statsreads, statswrites)
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SELECT 'activity' AS stattype, $nextmidnight AS timeend, course as courseid, userid,
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SUM(CASE WHEN action $viewactionssql THEN 1 ELSE 0 END) AS statsreads,
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SUM(CASE WHEN action $postactionssql THEN 1 ELSE 0 END) AS statswrites
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FROM {tmp_stats_log1} l
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WHERE !(course = 0 AND userid = 0)
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GROUP BY userid, courseid";
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SELECT 'activity' AS stattype, $nextmidnight AS timeend, d.courseid, d.userid,
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(SELECT COUNT('x')
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FROM {log} l
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WHERE l.userid = d.userid AND
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l.course = d.courseid AND $timesql AND
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l.action $viewactionssql) AS statsreads,
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(SELECT COUNT('x')
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FROM {log} l
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WHERE l.userid = d.userid AND
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l.course = d.courseid AND $timesql AND
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l.action $postactionssql) AS statswrites
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FROM (SELECT DISTINCT u.id AS userid, l.course AS courseid
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FROM {user} u, {log} l
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WHERE u.id = l.userid AND $timesql
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UNION
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SELECT 0 AS userid, ".SITEID." AS courseid" . $DB->sql_null_from_clause() . ") d";
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// can not use group by here because pg can not handle it :-(
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if ($logspresent and !$DB->execute($sql, array_merge($params1, $params2))) {
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$failed = true;
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@ -388,11 +411,18 @@ function stats_cron_daily($maxdays=1) {
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'activity' AS stattype, $nextmidnight AS timeend, c.id AS courseid, 0,
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SUM(CASE WHEN l.action $viewactionssql THEN 1 ELSE 0 END) AS stat1,
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SUM(CASE WHEN l.action $postactionssql THEN 1 ELSE 0 END) AS stat2
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FROM {course} c, {tmp_stats_log1} l
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WHERE l.course = c.id
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GROUP BY courseid";
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(SELECT COUNT('x')
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FROM {log} l1
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WHERE l1.course = c.id AND l1.action $viewactionssql AND
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$timesql1) AS stat1,
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(SELECT COUNT('x')
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FROM {log} l2
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WHERE l2.course = c.id AND l2.action $postactionssql AND
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$timesql2) AS stat2
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FROM {course} c
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WHERE EXISTS (SELECT 'x'
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FROM {log} l
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WHERE l.course = c.id and $timesql)";
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if ($logspresent and !$DB->execute($sql, array_merge($params1, $params2))) {
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$failed = true;
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@ -405,9 +435,9 @@ function stats_cron_daily($maxdays=1) {
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'activity', $nextmidnight AS timeend, courseid, roleid, SUM(statsreads), SUM(statswrites)
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SELECT 'activity', timeend, courseid, roleid, SUM(statsreads), SUM(statswrites)
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FROM (
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SELECT pl.courseid, pl.roleid, sud.statsreads, sud.statswrites
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SELECT $nextmidnight AS timeend, pl.courseid, pl.roleid, sud.statsreads, sud.statswrites
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FROM {stats_user_daily} sud,
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(SELECT DISTINCT ra.userid, ra.roleid, e.courseid
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FROM {role_assignments} ra
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@ -436,10 +466,9 @@ function stats_cron_daily($maxdays=1) {
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'activity', $nextmidnight as timeend, courseid, $guestrole AS roleid,
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SUM(statsreads), SUM(statswrites)
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SELECT 'activity', timeend, courseid, nroleid, SUM(statsreads), SUM(statswrites)
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FROM (
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SELECT sud.courseid, sud.statsreads, sud.statswrites
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SELECT $nextmidnight AS timeend, sud.courseid, $guestrole AS nroleid, sud.statsreads, sud.statswrites
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FROM {stats_user_daily} sud
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WHERE sud.timeend = $nextmidnight AND sud.courseid <> ".SITEID." AND
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sud.stattype='activity' AND
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@ -449,7 +478,7 @@ function stats_cron_daily($maxdays=1) {
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JOIN {enrol} e ON ue.enrolid = e.id
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WHERE e.courseid = sud.courseid))
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) inline_view
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GROUP BY timeend, courseid, roleid
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GROUP BY timeend, courseid, nroleid
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HAVING SUM(statsreads) > 0 OR SUM(statswrites) > 0";
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if ($logspresent and !$DB->execute($sql, array())) {
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@ -462,10 +491,9 @@ function stats_cron_daily($maxdays=1) {
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/// how many view actions for each role on frontpage - excluding guests, not-logged-in and default frontpage role
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'activity', $nextmidnight AS timeend, courseid, roleid,
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SUM(statsreads), SUM(statswrites)
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SELECT 'activity', timeend, courseid, roleid, SUM(statsreads), SUM(statswrites)
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FROM (
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SELECT pl.courseid, pl.roleid, sud.statsreads, sud.statswrites
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SELECT $nextmidnight AS timeend, pl.courseid, pl.roleid, sud.statsreads, sud.statswrites
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FROM {stats_user_daily} sud,
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(SELECT DISTINCT ra.userid, ra.roleid, c.instanceid AS courseid
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FROM {role_assignments} ra
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@ -493,10 +521,9 @@ function stats_cron_daily($maxdays=1) {
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/// how many view actions for default frontpage role on frontpage only
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'activity', timeend, courseid, $defaultfproleid AS roleid,
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SUM(statsreads), SUM(statswrites)
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SELECT 'activity', timeend, courseid, nroleid, SUM(statsreads), SUM(statswrites)
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FROM (
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SELECT sud.timeend AS timeend, sud.courseid, sud.statsreads, sud.statswrites
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SELECT sud.timeend AS timeend, sud.courseid, $defaultfproleid AS nroleid, sud.statsreads, sud.statswrites
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FROM {stats_user_daily} sud
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WHERE sud.timeend = :nextm AND sud.courseid = :siteid AND
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sud.stattype='activity' AND
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@ -506,7 +533,7 @@ function stats_cron_daily($maxdays=1) {
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WHERE ra.roleid <> $guestrole AND
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ra.roleid <> $defaultfproleid AND ra.contextid = :fpcontext)
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) inline_view
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GROUP BY timeend, courseid, roleid
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GROUP BY timeend, courseid, nroleid
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HAVING SUM(statsreads) > 0 OR SUM(statswrites) > 0";
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if ($logspresent and !$DB->execute($sql, array('fpcontext'=>$fpcontext->id, 'siteid'=>SITEID, 'nextm'=>$nextmidnight))) {
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@ -518,10 +545,9 @@ function stats_cron_daily($maxdays=1) {
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/// how many view actions for guests or not-logged-in on frontpage
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$sql = "INSERT INTO {stats_daily} (stattype, timeend, courseid, roleid, stat1, stat2)
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SELECT 'activity', $nextmidnight AS timeend, ".SITEID." AS courseid, $guestrole AS roleid,
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SUM(statsreads), SUM(statswrites)
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SELECT 'activity', timeend, courseid, nroleid, SUM(statsreads), SUM(statswrites)
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FROM (
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SELECT pl.statsreads, pl.statswrites
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SELECT $nextmidnight AS timeend, ".SITEID." AS courseid, $guestrole AS nroleid, pl.statsreads, pl.statswrites
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FROM (
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SELECT sud.statsreads, sud.statswrites
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FROM {stats_user_daily} sud
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@ -530,7 +556,7 @@ function stats_cron_daily($maxdays=1) {
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sud.stattype='activity'
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) pl
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) inline_view
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GROUP BY timeend, courseid, roleid
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GROUP BY timeend, courseid, nroleid
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HAVING SUM(statsreads) > 0 OR SUM(statswrites) > 0";
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if ($logspresent and !$DB->execute($sql)) {
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@ -547,8 +573,6 @@ function stats_cron_daily($maxdays=1) {
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$nextmidnight = stats_get_next_day_start($nextmidnight);
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}
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stats_drop_logs_view();
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set_cron_lock('statsrunning', null);
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if ($failed) {
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@ -1438,73 +1462,3 @@ function stats_check_uptodate($courseid=0) {
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//return error as string
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return get_string('statscatchupmode','error',$a);
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}
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/**
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* Creates tmp log table
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*
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* @param timestart timestamp of the start time of logs view
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* @param timeend timestamp of the end time of logs view
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* @returns boolen success (true) or failure(false)
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*/
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function stats_create_logs_view ( $timestart, $timeend ) {
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global $CFG, $DB;
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$dbman = $DB->get_manager(); // We are going to use database_manager services
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stats_drop_logs_view();
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$table = new xmldb_table('tmp_stats_log1');
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$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
|
||||
$table->add_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
|
||||
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
|
||||
$table->add_field('action', XMLDB_TYPE_CHAR, '40', null, XMLDB_NOTNULL, null, null);
|
||||
|
||||
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
|
||||
$table->add_index('tmp_stats_log_course_ix', XMLDB_INDEX_NOTUNIQUE, array('course'));
|
||||
$table->add_index('tmp_stats_log_act_ix', XMLDB_INDEX_NOTUNIQUE, array('action'));
|
||||
$table->add_index('tmp_stats_log_user_ix', XMLDB_INDEX_NOTUNIQUE, array('userid'));
|
||||
$table->add_index('tmp_stats_log_usecouact_ix', XMLDB_INDEX_NOTUNIQUE, array('userid','course','action'));
|
||||
|
||||
$dbman->create_temp_table($table);
|
||||
|
||||
$table->name = 'tmp_stats_log2';
|
||||
|
||||
$dbman->create_temp_table($table);
|
||||
|
||||
$sql = "INSERT INTO {tmp_stats_log1}
|
||||
SELECT id, userid, course, action FROM {log} l
|
||||
WHERE l.time >= $timestart AND l.time < $timeend";
|
||||
|
||||
if (!$DB->execute($sql)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
$sql = "INSERT INTO {tmp_stats_log2}
|
||||
SELECT * FROM {tmp_stats_log1}";
|
||||
|
||||
if (!$DB->execute($sql)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes summary logs table for stats calculation
|
||||
*/
|
||||
function stats_drop_logs_view() {
|
||||
global $DB;
|
||||
|
||||
$dbman = $DB->get_manager();
|
||||
|
||||
if ( $dbman->table_exists('tmp_stats_log1') ) {
|
||||
$table = new xmldb_table('tmp_stats_log1');
|
||||
$dbman->drop_temp_table($table);
|
||||
}
|
||||
|
||||
if ( $dbman->table_exists('tmp_stats_log2') ) {
|
||||
$table = new xmldb_table('tmp_stats_log2');
|
||||
$dbman->drop_temp_table($table);
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user