(In reply to comment #299) > For anyone who wants to test, here's what to do:
# uname -a Linux amd64 2.6.29.1 #4 SMP PREEMPT Fri Apr 3 07:27:52 MSD 2009 x86_64 x86_64 x86_64 GNU/Linux
# cat /proc/meminfo | grep MemTotal MemTotal: 4127376 kB
#cat /proc/cpuinfo | grep -i "Model name" | uniq
model name : Dual Core AMD Opteron(tm) Processor 265
# cat /proc/mounts | grep ' / '
/dev/sda2 / xfs rw,noatime,nodiratime,relatime,noquota 0 0
# hdparm -i /dev/sda | grep Model
Model=WDC WD1500AHFD-00RAR5, FwRev=21.07QR5, SerialNo=WD-WMAP43732535
/* Western Digital Raptor */
# dd if=/dev/zero of=./bigfile bs=1M count=5000 && ./fsync-tester 5000+0 records in 5000+0 records out 5242880000 bytes (5,2 GB) copied, 69,7789 s, 75,1 MB/s
fsync time: 0.0076 fsync time: 0.0091 fsync time: 0.0436 fsync time: 0.0359 fsync time: 0.0359 fsync time: 0.0359 fsync time: 0.0358 fsync time: 0.0359 fsync time: 0.0359 fsync time: 0.0359 fsync time: 0.0359 fsync time: 0.0358 fsync time: 0.0359 fsync time: 0.0358 fsync time: 0.0359 fsync time: 0.0359 fsync time: 0.0359 fsync time: 0.0359
^C
(In reply to comment #299)
> For anyone who wants to test, here's what to do:
# uname -a
Linux amd64 2.6.29.1 #4 SMP PREEMPT Fri Apr 3 07:27:52 MSD 2009 x86_64 x86_64 x86_64 GNU/Linux
# cat /proc/meminfo | grep MemTotal
MemTotal: 4127376 kB
#cat /proc/cpuinfo | grep -i "Model name" | uniq
model name : Dual Core AMD Opteron(tm) Processor 265
# cat /proc/mounts | grep ' / '
/dev/sda2 / xfs rw,noatime, nodiratime, relatime, noquota 0 0
# hdparm -i /dev/sda | grep Model
Model=WDC WD1500AHFD-00RAR5, FwRev=21.07QR5, SerialNo= WD-WMAP43732535
/* Western Digital Raptor */
# dd if=/dev/zero of=./bigfile bs=1M count=5000 && ./fsync-tester
5000+0 records in
5000+0 records out
5242880000 bytes (5,2 GB) copied, 69,7789 s, 75,1 MB/s
fsync time: 0.0076
fsync time: 0.0091
fsync time: 0.0436
fsync time: 0.0359
fsync time: 0.0359
fsync time: 0.0359
fsync time: 0.0358
fsync time: 0.0359
fsync time: 0.0359
fsync time: 0.0359
fsync time: 0.0359
fsync time: 0.0358
fsync time: 0.0359
fsync time: 0.0358
fsync time: 0.0359
fsync time: 0.0359
fsync time: 0.0359
fsync time: 0.0359
^C