Re: [CentOS] Re: Native Command Queueing

2008-07-24 Thread John R Pierce
Matt wrote: I was monitoring it with SAR and there was very high level of IOWait, meaning the drive was having a hard time. How bad does the below look? Dual core AM2 5600+ with 4G DDR2 and single SATA2 drive. Matt 10:10:01 AM all 20.54 0.00 4.09 15.85 59.

Re: [CentOS] Re: Native Command Queueing

2008-07-24 Thread nate
Matt wrote: > How bad does the below look? Dual core AM2 5600+ with 4G DDR2 and > single SATA2 drive. [..] > 05:40:01 PM CPU %user %nice %system %iowait %idle > 05:50:01 PM all 7.20 0.00 2.49 5.08 85.23 > Average: all 14.13 0.0

Re: [CentOS] Re: Native Command Queueing

2008-07-24 Thread Matt
>>I was monitoring it with SAR and there was very high level of IOWait, meaning >>the drive was having a hard time. How bad does the below look? Dual core AM2 5600+ with 4G DDR2 and single SATA2 drive. Matt 10:10:01 AM all 20.54 0.00 4.09 15.85 59.52 10:20:01 AM

Re: [CentOS] Re: Native Command Queueing

2008-07-24 Thread Guy Boisvert
Scott Silva wrote: on 7-24-2008 6:51 AM Matt spake the following: Is there anyway to enable NCQ on CentOS 4.6? I guess anouther question is on a somewhat high activity mail server with a single SATA2 drive will it do any good? Matt I doubt it will make a BIG difference, but you might be lookin

Re: [CentOS] Re: Native Command Queueing

2008-07-24 Thread Matt
>> Is there anyway to enable NCQ on CentOS 4.6? I guess anouther >> question is on a somewhat high activity mail server with a single >> SATA2 drive will it do any good? >> >> Matt > > I doubt it will make a BIG difference, but you might be looking for trouble > running a highly active server of a