You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@directory.apache.org by Felix Knecht <fe...@apache.org> on 2015/03/24 06:44:40 UTC

Mavibot Time difference in build

Hi

Just for the record. Looks like this is the test taking much longer in 
JDK 1.7:

Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
Browse Forward for 9 = 4320
Browe backward for 9 = 5125
Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 235.79 
sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest

whilst in JDK 1.8:
Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
Browse Forward for 9 = 3861
Browe backward for 9 = 4990
Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 16.635 
sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest

Regards
Felix

Re: Mavibot Time difference in build

Posted by Felix Knecht <fe...@gmail.com>.
I had it with an SSD, but fsync could be an issue anyway. It could also be
an JDK implementation 'issue' for linux JDK. That's why I wonder if it's
reproduceable by anybody else.

Regards
Felix

2015-03-24 8:03 GMT+01:00 Stefan Seelmann <ma...@stefan-seelmann.de>:

> I can't reproduce this on my laptop (which has an SSD). But I think I
> saw that before on a machine with spindle HDD. Maybe it has to do with
> too many fsync when writing to disk?
>
> Kind Regards,
> Stefan
>
>
> On 03/24/2015 06:44 AM, Felix Knecht wrote:
> > Hi
> >
> > Just for the record. Looks like this is the test taking much longer in
> > JDK 1.7:
> >
> > Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> > Browse Forward for 9 = 4320
> > Browe backward for 9 = 5125
> > Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 235.79
> > sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> >
> > whilst in JDK 1.8:
> > Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> > Browse Forward for 9 = 3861
> > Browe backward for 9 = 4990
> > Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 16.635
> > sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> >
> > Regards
> > Felix
>
>

Re: Mavibot Time difference in build

Posted by Stefan Seelmann <ma...@stefan-seelmann.de>.
I can't reproduce this on my laptop (which has an SSD). But I think I
saw that before on a machine with spindle HDD. Maybe it has to do with
too many fsync when writing to disk?

Kind Regards,
Stefan


On 03/24/2015 06:44 AM, Felix Knecht wrote:
> Hi
> 
> Just for the record. Looks like this is the test taking much longer in
> JDK 1.7:
> 
> Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> Browse Forward for 9 = 4320
> Browe backward for 9 = 5125
> Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 235.79
> sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> 
> whilst in JDK 1.8:
> Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> Browse Forward for 9 = 3861
> Browe backward for 9 = 4990
> Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 16.635
> sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
> 
> Regards
> Felix


RE: Mavibot Time difference in build

Posted by "Zheng, Kai" <ka...@intel.com>.
Very interesting ! Would like to know why the mentioned test runs so much faster on JDK1.8 than JDK1.7.

Regards,
Kai

-----Original Message-----
From: Felix Knecht [mailto:felixk@apache.org] 
Sent: Tuesday, March 24, 2015 1:45 PM
To: Apache Directory Developers List
Subject: Mavibot Time difference in build

Hi

Just for the record. Looks like this is the test taking much longer in JDK 1.7:

Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
Browse Forward for 9 = 4320
Browe backward for 9 = 5125
Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 235.79 sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest

whilst in JDK 1.8:
Running org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest
Browse Forward for 9 = 3861
Browe backward for 9 = 4990
Tests run: 25, Failures: 0, Errors: 0, Skipped: 2, Time elapsed: 16.635 sec - in org.apache.directory.mavibot.btree.PersistedBTreeBrowseTest

Regards
Felix