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From "Evgueni Brevnov" <evgueni.brev...@gmail.com>
Subject Re: [drlvm][launcher] performance issue when loading property (was Re: [launcher] Patch is available for "harmonyvm.properties" parsing)
Date Tue, 26 Sep 2006 13:26:03 GMT
There are some comments from Alexey Varlamov in JIRA. I'm answering
his question now....

On 9/26/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
> You did say you wanted comments :)  It's been there for 6 hours :)
>
> Any comments?
>
> geir
>
> On Sep 26, 2006, at 8:28 AM, Evgueni Brevnov wrote:
>
> > Unfortunately I can't commit it by myself :-( So waiting for
> > Geir... :-)
> >
> > On 9/25/06, Alexey Varlamov <alexey.v.varlamov@gmail.com> wrote:
> >> Sure. I just hope Evgueni will submit complete Invocation API very
> >> soon - so we would not interfere in initialization code. If not - I'm
> >> going to fix this in a day.
> >>
> >> 2006/9/25, Ivan Volosyuk <ivan.volosyuk@gmail.com>:
> >> > Alexey, would you create JIRA for this? Looks you have more
> >> > information about the problem?
> >> > --
> >> > Ivan
> >> >
> >> > On 9/23/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
> >> > > Please...
> >> > >
> >> > > On Sep 23, 2006, at 7:58 AM, Alexey Varlamov wrote:
> >> > >
> >> > > > Ha! This is apr_file_gets() who does this!
> >> > > >
> >> > > > So this is DRLVM specific and duplicates classlib's efforts.
> >> We should
> >> > > > get rid of this.
> >> > > >
> >> > > > 2006/9/23, Ivan Volosyuk <ivan.volosyuk@gmail.com>:
> >> > > >> You are right. It is different property file:
> >> > > >>   $JRE/lib/boot/bootclasspath.properties  (6kbyte)
> >> > > >>
> >> > > >> The strace looks like following. Not quite effective.
> >> > > >> The number of syscalls is greater then all others at the
> >> startup of
> >> > > >> VM. I would like to file a performance JIRA for the issue,
> >> but I
> >> > > >> don't
> >> > > >> quite understand if it DRLVM specific or classlib?
> >> > > >> --
> >> > > >> Ivan
> >> > > >>
> >> > > >> read(3, "#", 1)                         = 1
> >> > > >> read(3, " ", 1)                         = 1
> >> > > >> read(3, "C", 1)                         = 1
> >> > > >> read(3, "o", 1)                         = 1
> >> > > >> read(3, "p", 1)                         = 1
> >> > > >> read(3, "y", 1)                         = 1
> >> > > >> read(3, "r", 1)                         = 1
> >> > > >> read(3, "i", 1)                         = 1
> >> > > >> read(3, "g", 1)                         = 1
> >> > > >> read(3, "h", 1)                         = 1
> >> > > >> read(3, "t", 1)                         = 1
> >> >
> >> >
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