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Old 06-10-2008, 05:34 PM
Eric Sandeen
 
Default LVM negates benefits of jounaling filesystems?

Alan Cox wrote:
> On Tue, Jun 10, 2008 at 11:21:19AM -0500, Eric Sandeen wrote:
>> quick test; fast hardware raid on fibrechannel, 4 cpu opteron, 8G
>> memory, 4-threaded dbench for 600s, 120s warmup, 500G ext3 fs, 2.6.26-rc2.
>>
>> ext3 on /dev/sdc:
>> Throughput 679.495 MB/sec 4 procs
>>
>> ext3 on /dev/mapper/myvg-lvol0 on /dev/sdc:
>> Throughput 665.599 MB/sec 4 procs
>
> Nice numbers, although I was testing pair of ATA disks
>

Should probably re-test that too.

-Eric (wasn't *trying* to show off...)

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