[ZODB-Dev] Use of fsync in FileStorage

[Paul Roe]

On Thu, 2004-07-29 at 23:20 -0400, Tim Peters wrote:
>
snip 

> I'm truly interested in all the results we can get here.  I don't want you
> to risk losing your family over it, but so long as you find it interesting
> enough to run them, I'm eager to collect the results.
> 
Some more stats
10000 transactions per run
both boxes are single Opteron 246

Debian Unstable Zope2.7 Filestorage.py Rev 1.135.6.5
4x36G WD360GD SATA 10K RAID 10 Array (Intel SRCS14L)

0 fsync 2.90725 seconds, 3439.68 txn/sec
1 fsync 9.46928 seconds, 1056.05 txn/sec
2 fsync 10.4368 seconds, 958.152 txn/sec

Debian Pure64  Zope2.7  Filestorage.py Rev 1.135.6.5 
2x70G WD740GD SATA 10K RAID 1 Array (Intel SRCS14L)

0 fsync 2.92782 seconds, 3415.52 txn/sec
1 fsync 8.1819 seconds, 1222.21 txn/sec
2 fsync 9.50206 seconds, 1052.4 txn/sec


Paul