On 16/10/14, 15:35, m.roth at 5-cent.us wrote: > I missed the beginning of this thread - how is the filesystem mounted? > For ext4, we finally found that it worked well... *if* it was mounted > nobarrier. That made the detar of a compressed tar file go from > literally 7 minutes to about 30-46 seconds. That is interesting. I have barriers enabled, I will try disabling them (I have battery backup on the RAID controller, so it should be ok). Then again, I have barriers enabled on the other, very similar box too, and I hit 2GB/sec there, so I don't think that's the main factor. Still, will test. Thanks. -- Joakim Ziegler - Supervisor de postproducción - Terminal joakim at terminalmx.com - 044 55 2971 8514 - 5264 0864