Thank you for the suggestion James,
we had improvements, but still slightly slower:
- Is it Groovy 4 being slower than Groovy 3?
- Did something changed in the GSP processing?
Same URL, 4 requests with 3 warmup requests (not shown).
>From slower to faster:
Grails 7 - Indy ON
TRANSITION rendered in 4807ms
TRANSITION rendered in 4779ms
TRANSITION rendered in 4660ms
TRANSITION rendered in 4699ms
Grails 7 - Indy OFF
tasks.withType(GroovyCompile) {
groovyOptions.optimizationOptions.indy = false
}
TRANSITION rendered in 3660ms
TRANSITION rendered in 3442ms
TRANSITION rendered in 3510ms
TRANSITION rendered in 3700ms
Grails 6
TRANSITION rendered in 2853ms
TRANSITION rendered in 2864ms
TRANSITION rendered in 2734ms
TRANSITION rendered in 2800ms
Gianluca Sartori
--
https://dueuno.com
On Thu, 11 Sept 2025 at 18:44, James Daugherty via dev
<[email protected]> wrote:
>
> If you disable invoke dynamic does it make a difference? Groovy 4 switched
> to that by default.
>
> -James
>
> On Thu, Sep 11, 2025 at 12:36 PM Gianluca Sartori <[email protected]>
> wrote:
>
> > I've tested a single page, one created to test our own Table object
> > generation.
> >
> > It's a big page so it is normal that the generation takes time. The
> > issue is not the 3 seconds duration.
> >
> > The problem is that the same page, running on the same hardware, shows
> > different generation times between Grails 6 (around 3 secs, OK) and
> > Grails 7 (more than 4 secs - ?).
> >
> > Gianluca Sartori
> > --
> > https://dueuno.com
> >
> > On Thu, 11 Sept 2025 at 18:06, James Fredley <[email protected]>
> > wrote:
> > >
> > > Do these times represent multiple requests?
> > >
> > > Here is some recent load testing I performed on an AWS t4g.micro with
> > 1GB RAM against two actions with GSPs.
> > >
> > >
> > ========================================================================================================================
> > > ---- Global Information
> > -------------------------------------------------------------|---Total---|-----OK----|----KO----
> > > > request count
> > | 89,438 | 89,438 | -
> > > > min response time (ms)
> > | 26 | 26 | -
> > > > max response time (ms)
> > | 575 | 575 | -
> > > > mean response time (ms)
> > | 39 | 39 | -
> > > > response time std deviation (ms)
> > | 19 | 19 | -
> > > > response time 50th percentile (ms)
> > | 34 | 34 | -
> > > > response time 75th percentile (ms)
> > | 41 | 41 | -
> > > > response time 95th percentile (ms)
> > | 63 | 63 | -
> > > > response time 99th percentile (ms)
> > | 97 | 97 | -
> > > > mean throughput (rps)
> > | 149.06 | 149.06 | -
> > > ---- Response Time Distribution
> > ----------------------------------------------------------------------------------------
> > > > OK: t < 800 ms
> > 89,438 (100%)
> > > > OK: 800 ms <= t < 1200 ms
> > 0 (0%)
> > > > OK: t >= 1200 ms
> > 0 (0%)
> > > > KO
> > 0 (0%)
> > >
> > ========================================================================================================================
> > >
> > > On 2025/09/11 14:11:36 Gianluca Sartori wrote:
> > > > Hi folks,
> > > >
> > > > I've been testing our "stress-test" with grails 7.0.0-RC1, It looks
> > > > like the GSP rendering is slower than earlier (we do server side
> > > > rendering so for us it is crucial to keep GSP generation time & final
> > > > weight as low as possible).
> > > >
> > > > This is not at all a priority at the moment, but I was wondering if
> > > > something changed under the GSP hood or the issue may be somewhere
> > > > else.
> > > >
> > > > Grails 6
> > > > 15:58:56.608 WARN [https-jsse-nio-9443-exec-5]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 3230ms
> > > > 15:59:04.755 WARN [https-jsse-nio-9443-exec-3]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 2874ms
> > > > 15:59:13.482 WARN [https-jsse-nio-9443-exec-1]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 3136ms
> > > > 15:59:20.795 WARN [https-jsse-nio-9443-exec-4]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 3121ms
> > > >
> > > > Grails 7
> > > > 16:03:30.043 WARN [https-jsse-nio-9443-exec-1]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 4608ms
> > > > 16:03:44.926 WARN [https-jsse-nio-9443-exec-2]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 4623ms
> > > > 16:03:59.200 WARN [https-jsse-nio-9443-exec-4]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 4626ms
> > > > 16:04:49.791 WARN [https-jsse-nio-9443-exec-9]
> > > > d.elements.core.ElementsController : Rendered TRANSITION in
> > > > 4994ms
> > > >
> > > >
> > > > Gianluca Sartori
> > > > --
> > > > https://dueuno.com
> > > >
> >
