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https://issues.apache.org/jira/browse/MESOS-8348?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16318864#comment-16318864
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James Peach commented on MESOS-8348:
------------------------------------
No apparent performance difference with a quick and arbitrary benchmark.
*Without GC unused sections:*
{noformat}
[----------] 3 tests from AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test
[ RUN ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/0
Starting reregistration for all agents
Reregistered 2000 agents with a total of 100000 running tasks and 100000
completed tasks in 28.812622779secs
[ OK ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/0
(60329 ms)
[ RUN ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/1
Starting reregistration for all agents
Reregistered 2000 agents with a total of 200000 running tasks and 0 completed
tasks in 39.378296252secs
[ OK ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/1
(98509 ms)
[ RUN ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/2
Starting reregistration for all agents
Reregistered 20000 agents with a total of 100000 running tasks and 0 completed
tasks in 45.240454686secs
[ OK ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/2
(80371 ms)
[----------] 3 tests from AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test
(239209 ms total)
{noformat}
*With GC unused sections:*
{noformat}
[----------] 3 tests from AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test
[ RUN ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/0
Starting reregistration for all agents
Reregistered 2000 agents with a total of 100000 running tasks and 100000
completed tasks in 28.751620417secs
[ OK ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/0
(59282 ms)
[ RUN ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/1
Starting reregistration for all agents
Reregistered 2000 agents with a total of 200000 running tasks and 0 completed
tasks in 40.010202034secs
[ OK ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/1
(96938 ms)
[ RUN ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/2
Starting reregistration for all agents
Reregistered 20000 agents with a total of 100000 running tasks and 0 completed
tasks in 44.541095336secs
[ OK ]
AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test.AgentReregistrationDelay/2
(79331 ms)
[----------] 3 tests from AgentFrameworkTaskCount/MasterFailover_BENCHMARK_Test
(235551 ms total)
{noformat}
> Enable function sections in the build.
> --------------------------------------
>
> Key: MESOS-8348
> URL: https://issues.apache.org/jira/browse/MESOS-8348
> Project: Mesos
> Issue Type: Bug
> Components: build
> Reporter: James Peach
> Assignee: James Peach
>
> Enable {{-ffunction-sections}} to improve the ability of the toolchain to
> remove unused code.
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