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Make active defragmentation tests optional.

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They failed when active defrag could not be activated because the
Jemalloc version does not include the additional APIs.
This commit is contained in:
antirez 2018-05-24 18:04:17 +02:00
parent fef42d0985
commit 98d5d3f118
2 changed files with 69 additions and 60 deletions
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7
src/config.c
View File

@ -1031,9 +1031,10 @@ void configSetCommand(client *c) {
if (server.active_defrag_enabled) {
server.active_defrag_enabled = 0;
addReplyError(c,
"Active defragmentation cannot be enabled: it requires a "
"Redis server compiled with a modified Jemalloc like the "
"one shipped by default with the Redis source distribution");
"-DISABLED Active defragmentation cannot be enabled: it "
"requires a Redis server compiled with a modified Jemalloc "
"like the one shipped by default with the Redis source "
"distribution");
return;
}
#endif

122
tests/unit/memefficiency.tcl
View File

@ -55,31 +55,35 @@ start_server {tags {"defrag"}} {
puts "frag $frag"
}
assert {$frag >= 1.4}
r config set activedefrag yes
catch {r config set activedefrag yes} e
if {![string match {DISABLED*} $e]} {
# Wait for the active defrag to start working (decision once a
# second).
wait_for_condition 50 100 {
[s active_defrag_running] ne 0
} else {
fail "defrag not started."
}
# wait for the active defrag to start working (decision once a second)
wait_for_condition 50 100 {
[s active_defrag_running] ne 0
# Wait for the active defrag to stop working.
wait_for_condition 100 100 {
[s active_defrag_running] eq 0
} else {
puts [r info memory]
puts [r memory malloc-stats]
fail "defrag didn't stop."
}
# Test the the fragmentation is lower.
after 120 ;# serverCron only updates the info once in 100ms
set frag [s allocator_frag_ratio]
if {$::verbose} {
puts "frag $frag"
}
assert {$frag < 1.1}
} else {
fail "defrag not started."
set _ ""
}
# wait for the active defrag to stop working
wait_for_condition 100 100 {
[s active_defrag_running] eq 0
} else {
puts [r info memory]
puts [r memory malloc-stats]
fail "defrag didn't stop."
}
# test the the fragmentation is lower
after 120 ;# serverCron only updates the info once in 100ms
set frag [s allocator_frag_ratio]
if {$::verbose} {
puts "frag $frag"
}
assert {$frag < 1.1}
} {}
test "Active defrag big keys" {
@ -150,44 +154,48 @@ start_server {tags {"defrag"}} {
assert {$frag >= $expected_frag}
r config set latency-monitor-threshold 5
r latency reset
r config set activedefrag yes
# wait for the active defrag to start working (decision once a second)
wait_for_condition 50 100 {
[s active_defrag_running] ne 0
} else {
fail "defrag not started."
}
# wait for the active defrag to stop working
wait_for_condition 500 100 {
[s active_defrag_running] eq 0
} else {
puts [r info memory]
puts [r memory malloc-stats]
fail "defrag didn't stop."
}
# test the the fragmentation is lower
after 120 ;# serverCron only updates the info once in 100ms
set frag [s allocator_frag_ratio]
set max_latency 0
foreach event [r latency latest] {
lassign $event eventname time latency max
if {$eventname == "active-defrag-cycle"} {
set max_latency $max
catch {r config set activedefrag yes} e
if {![string match {DISABLED*} $e]} {
# wait for the active defrag to start working (decision once a second)
wait_for_condition 50 100 {
[s active_defrag_running] ne 0
} else {
fail "defrag not started."
}
# wait for the active defrag to stop working
wait_for_condition 500 100 {
[s active_defrag_running] eq 0
} else {
puts [r info memory]
puts [r memory malloc-stats]
fail "defrag didn't stop."
}
# test the the fragmentation is lower
after 120 ;# serverCron only updates the info once in 100ms
set frag [s allocator_frag_ratio]
set max_latency 0
foreach event [r latency latest] {
lassign $event eventname time latency max
if {$eventname == "active-defrag-cycle"} {
set max_latency $max
}
}
if {$::verbose} {
puts "frag $frag"
puts "max latency $max_latency"
puts [r latency latest]
puts [r latency history active-defrag-cycle]
}
assert {$frag < 1.1}
# due to high fragmentation, 10hz, and active-defrag-cycle-max set to 75,
# we expect max latency to be not much higher than 75ms
assert {$max_latency <= 80}
} else {
set _ ""
}
if {$::verbose} {
puts "frag $frag"
puts "max latency $max_latency"
puts [r latency latest]
puts [r latency history active-defrag-cycle]
}
assert {$frag < 1.1}
# due to high fragmentation, 10hz, and active-defrag-cycle-max set to 75,
# we expect max latency to be not much higher than 75ms
assert {$max_latency <= 80}
} {}
}
}