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2d7d3911da
In #11963, some new tests about eventloop duration were added, which includes time measurement in TCL scripts. This has caused some unexpected CI failures, such as #12169 and #12177, due to slow test servers or some performance jittering.
342 lines
15 KiB
Tcl
342 lines
15 KiB
Tcl
proc cmdstat {cmd} {
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return [cmdrstat $cmd r]
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}
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proc errorstat {cmd} {
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return [errorrstat $cmd r]
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}
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proc latency_percentiles_usec {cmd} {
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return [latencyrstat_percentiles $cmd r]
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}
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start_server {tags {"info" "external:skip"}} {
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start_server {} {
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test {latencystats: disable/enable} {
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r config resetstat
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r CONFIG SET latency-tracking no
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r set a b
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assert_match {} [latency_percentiles_usec set]
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r CONFIG SET latency-tracking yes
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r set a b
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assert_match {*p50=*,p99=*,p99.9=*} [latency_percentiles_usec set]
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r config resetstat
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assert_match {} [latency_percentiles_usec set]
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}
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test {latencystats: configure percentiles} {
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r config resetstat
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assert_match {} [latency_percentiles_usec set]
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r CONFIG SET latency-tracking yes
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r SET a b
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r GET a
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assert_match {*p50=*,p99=*,p99.9=*} [latency_percentiles_usec set]
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assert_match {*p50=*,p99=*,p99.9=*} [latency_percentiles_usec get]
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r CONFIG SET latency-tracking-info-percentiles "0.0 50.0 100.0"
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assert_match [r config get latency-tracking-info-percentiles] {latency-tracking-info-percentiles {0 50 100}}
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assert_match {*p0=*,p50=*,p100=*} [latency_percentiles_usec set]
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assert_match {*p0=*,p50=*,p100=*} [latency_percentiles_usec get]
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r config resetstat
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assert_match {} [latency_percentiles_usec set]
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}
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test {latencystats: bad configure percentiles} {
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r config resetstat
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set configlatencyline [r config get latency-tracking-info-percentiles]
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catch {r CONFIG SET latency-tracking-info-percentiles "10.0 50.0 a"} e
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assert_match {ERR CONFIG SET failed*} $e
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assert_equal [s total_error_replies] 1
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assert_match [r config get latency-tracking-info-percentiles] $configlatencyline
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catch {r CONFIG SET latency-tracking-info-percentiles "10.0 50.0 101.0"} e
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assert_match {ERR CONFIG SET failed*} $e
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assert_equal [s total_error_replies] 2
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assert_match [r config get latency-tracking-info-percentiles] $configlatencyline
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r config resetstat
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assert_match {} [errorstat ERR]
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}
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test {latencystats: blocking commands} {
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r config resetstat
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r CONFIG SET latency-tracking yes
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r CONFIG SET latency-tracking-info-percentiles "50.0 99.0 99.9"
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set rd [redis_deferring_client]
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r del list1{t}
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$rd blpop list1{t} 0
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wait_for_blocked_client
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r lpush list1{t} a
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assert_equal [$rd read] {list1{t} a}
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$rd blpop list1{t} 0
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wait_for_blocked_client
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r lpush list1{t} b
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assert_equal [$rd read] {list1{t} b}
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assert_match {*p50=*,p99=*,p99.9=*} [latency_percentiles_usec blpop]
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$rd close
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}
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test {latencystats: subcommands} {
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r config resetstat
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r CONFIG SET latency-tracking yes
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r CONFIG SET latency-tracking-info-percentiles "50.0 99.0 99.9"
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r client id
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assert_match {*p50=*,p99=*,p99.9=*} [latency_percentiles_usec client\\|id]
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assert_match {*p50=*,p99=*,p99.9=*} [latency_percentiles_usec config\\|set]
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}
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test {latencystats: measure latency} {
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r config resetstat
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r CONFIG SET latency-tracking yes
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r CONFIG SET latency-tracking-info-percentiles "50.0"
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r DEBUG sleep 0.05
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r SET k v
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set latencystatline_debug [latency_percentiles_usec debug]
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set latencystatline_set [latency_percentiles_usec set]
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regexp "p50=(.+\..+)" $latencystatline_debug -> p50_debug
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regexp "p50=(.+\..+)" $latencystatline_set -> p50_set
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assert {$p50_debug >= 50000}
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assert {$p50_set >= 0}
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assert {$p50_debug >= $p50_set}
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} {} {needs:debug}
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test {errorstats: failed call authentication error} {
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r config resetstat
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assert_match {} [errorstat ERR]
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assert_equal [s total_error_replies] 0
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catch {r auth k} e
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assert_match {ERR AUTH*} $e
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assert_match {*count=1*} [errorstat ERR]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=1} [cmdstat auth]
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assert_equal [s total_error_replies] 1
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r config resetstat
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assert_match {} [errorstat ERR]
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}
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test {errorstats: failed call within MULTI/EXEC} {
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r config resetstat
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assert_match {} [errorstat ERR]
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assert_equal [s total_error_replies] 0
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r multi
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r set a b
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r auth a
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catch {r exec} e
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assert_match {ERR AUTH*} $e
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assert_match {*count=1*} [errorstat ERR]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=0} [cmdstat set]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=1} [cmdstat auth]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=0} [cmdstat exec]
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assert_equal [s total_error_replies] 1
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# MULTI/EXEC command errors should still be pinpointed to him
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catch {r exec} e
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assert_match {ERR EXEC without MULTI} $e
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assert_match {*calls=2,*,rejected_calls=0,failed_calls=1} [cmdstat exec]
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assert_match {*count=2*} [errorstat ERR]
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assert_equal [s total_error_replies] 2
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}
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test {errorstats: failed call within LUA} {
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r config resetstat
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assert_match {} [errorstat ERR]
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assert_equal [s total_error_replies] 0
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catch {r eval {redis.pcall('XGROUP', 'CREATECONSUMER', 's1', 'mygroup', 'consumer') return } 0} e
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assert_match {*count=1*} [errorstat ERR]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=1} [cmdstat xgroup\\|createconsumer]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=0} [cmdstat eval]
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# EVAL command errors should still be pinpointed to him
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catch {r eval a} e
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assert_match {ERR wrong*} $e
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assert_match {*calls=1,*,rejected_calls=1,failed_calls=0} [cmdstat eval]
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assert_match {*count=2*} [errorstat ERR]
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assert_equal [s total_error_replies] 2
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}
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test {errorstats: failed call NOSCRIPT error} {
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r config resetstat
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assert_equal [s total_error_replies] 0
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assert_match {} [errorstat NOSCRIPT]
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catch {r evalsha NotValidShaSUM 0} e
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assert_match {NOSCRIPT*} $e
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assert_match {*count=1*} [errorstat NOSCRIPT]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=1} [cmdstat evalsha]
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assert_equal [s total_error_replies] 1
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r config resetstat
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assert_match {} [errorstat NOSCRIPT]
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}
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test {errorstats: failed call NOGROUP error} {
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r config resetstat
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assert_match {} [errorstat NOGROUP]
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r del mystream
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r XADD mystream * f v
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catch {r XGROUP CREATECONSUMER mystream mygroup consumer} e
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assert_match {NOGROUP*} $e
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assert_match {*count=1*} [errorstat NOGROUP]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=1} [cmdstat xgroup\\|createconsumer]
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r config resetstat
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assert_match {} [errorstat NOGROUP]
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}
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test {errorstats: rejected call unknown command} {
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r config resetstat
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assert_equal [s total_error_replies] 0
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assert_match {} [errorstat ERR]
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catch {r asdf} e
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assert_match {ERR unknown*} $e
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assert_match {*count=1*} [errorstat ERR]
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assert_equal [s total_error_replies] 1
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r config resetstat
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assert_match {} [errorstat ERR]
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}
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test {errorstats: rejected call within MULTI/EXEC} {
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r config resetstat
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assert_equal [s total_error_replies] 0
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assert_match {} [errorstat ERR]
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r multi
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catch {r set} e
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assert_match {ERR wrong number of arguments for 'set' command} $e
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catch {r exec} e
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assert_match {EXECABORT*} $e
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assert_match {*count=1*} [errorstat ERR]
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assert_match {*count=1*} [errorstat EXECABORT]
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assert_equal [s total_error_replies] 2
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assert_match {*calls=0,*,rejected_calls=1,failed_calls=0} [cmdstat set]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=0} [cmdstat multi]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=1} [cmdstat exec]
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assert_equal [s total_error_replies] 2
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r config resetstat
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assert_match {} [errorstat ERR]
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}
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test {errorstats: rejected call due to wrong arity} {
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r config resetstat
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assert_equal [s total_error_replies] 0
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assert_match {} [errorstat ERR]
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catch {r set k} e
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assert_match {ERR wrong number of arguments for 'set' command} $e
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assert_match {*count=1*} [errorstat ERR]
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assert_match {*calls=0,*,rejected_calls=1,failed_calls=0} [cmdstat set]
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# ensure that after a rejected command, valid ones are counted properly
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r set k1 v1
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r set k2 v2
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assert_match {calls=2,*,rejected_calls=1,failed_calls=0} [cmdstat set]
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assert_equal [s total_error_replies] 1
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}
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test {errorstats: rejected call by OOM error} {
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r config resetstat
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assert_equal [s total_error_replies] 0
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assert_match {} [errorstat OOM]
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r config set maxmemory 1
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catch {r set a b} e
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assert_match {OOM*} $e
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assert_match {*count=1*} [errorstat OOM]
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assert_match {*calls=0,*,rejected_calls=1,failed_calls=0} [cmdstat set]
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assert_equal [s total_error_replies] 1
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r config resetstat
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assert_match {} [errorstat OOM]
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r config set maxmemory 0
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}
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test {errorstats: rejected call by authorization error} {
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r config resetstat
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assert_equal [s total_error_replies] 0
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assert_match {} [errorstat NOPERM]
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r ACL SETUSER alice on >p1pp0 ~cached:* +get +info +config
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r auth alice p1pp0
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catch {r set a b} e
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assert_match {NOPERM*} $e
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assert_match {*count=1*} [errorstat NOPERM]
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assert_match {*calls=0,*,rejected_calls=1,failed_calls=0} [cmdstat set]
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assert_equal [s total_error_replies] 1
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r config resetstat
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assert_match {} [errorstat NOPERM]
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r auth default ""
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}
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test {errorstats: blocking commands} {
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r config resetstat
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set rd [redis_deferring_client]
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$rd client id
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set rd_id [$rd read]
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r del list1{t}
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$rd blpop list1{t} 0
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wait_for_blocked_client
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r client unblock $rd_id error
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assert_error {UNBLOCKED*} {$rd read}
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assert_match {*count=1*} [errorstat UNBLOCKED]
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assert_match {*calls=1,*,rejected_calls=0,failed_calls=1} [cmdstat blpop]
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assert_equal [s total_error_replies] 1
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$rd close
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}
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test {stats: eventloop metrics} {
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set info1 [r info stats]
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set cycle1 [getInfoProperty $info1 eventloop_cycles]
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set el_sum1 [getInfoProperty $info1 eventloop_duration_sum]
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set cmd_sum1 [getInfoProperty $info1 eventloop_duration_cmd_sum]
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assert_morethan $cycle1 0
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assert_morethan $el_sum1 0
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assert_morethan $cmd_sum1 0
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after 110 ;# default hz is 10, wait for a cron tick.
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set info2 [r info stats]
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set cycle2 [getInfoProperty $info2 eventloop_cycles]
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set el_sum2 [getInfoProperty $info2 eventloop_duration_sum]
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set cmd_sum2 [getInfoProperty $info2 eventloop_duration_cmd_sum]
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assert_morethan $cycle2 $cycle1
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assert_lessthan $cycle2 [expr $cycle1+10] ;# we expect 2 or 3 cycles here, but allow some tolerance
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assert_morethan $el_sum2 $el_sum1
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assert_lessthan $el_sum2 [expr $el_sum1+10000] ;# we expect roughly 100ms here, but allow some tolerance
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assert_morethan $cmd_sum2 $cmd_sum1
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assert_lessthan $cmd_sum2 [expr $cmd_sum1+5000] ;# we expect about tens of ms here, but allow some tolerance
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}
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test {stats: instantaneous metrics} {
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r config resetstat
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after 1600 ;# hz is 10, wait for 16 cron tick so that sample array is fulfilled
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set value [s instantaneous_eventloop_cycles_per_sec]
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assert_morethan $value 0
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assert_lessthan $value 15 ;# default hz is 10
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set value [s instantaneous_eventloop_duration_usec]
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assert_morethan $value 0
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assert_lessthan $value 22000 ;# default hz is 10, so duration < 1000 / 10, allow some tolerance
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}
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test {stats: debug metrics} {
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# make sure debug info is hidden
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set info [r info]
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assert_equal [getInfoProperty $info eventloop_duration_aof_sum] {}
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set info_all [r info all]
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assert_equal [getInfoProperty $info_all eventloop_duration_aof_sum] {}
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set info1 [r info debug]
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set aof1 [getInfoProperty $info1 eventloop_duration_aof_sum]
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assert {$aof1 >= 0}
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set cron1 [getInfoProperty $info1 eventloop_duration_cron_sum]
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assert {$cron1 > 0}
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set cycle_max1 [getInfoProperty $info1 eventloop_cmd_per_cycle_max]
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assert {$cycle_max1 > 0}
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set duration_max1 [getInfoProperty $info1 eventloop_duration_max]
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assert {$duration_max1 > 0}
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after 110 ;# hz is 10, wait for a cron tick.
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set info2 [r info debug]
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set aof2 [getInfoProperty $info2 eventloop_duration_aof_sum]
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assert {$aof2 >= $aof1} ;# AOF is disabled, we expect $aof2 == $aof1, but allow some tolerance.
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set cron2 [getInfoProperty $info2 eventloop_duration_cron_sum]
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assert_morethan $cron2 $cron1
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set cycle_max2 [getInfoProperty $info2 eventloop_cmd_per_cycle_max]
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assert {$cycle_max2 >= $cycle_max1}
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set duration_max2 [getInfoProperty $info2 eventloop_duration_max]
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assert {$duration_max2 >= $duration_max1}
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}
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}
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}
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