Re: amd5.9 mp softdep bufcachepercent

2016-04-17 Thread Zé Loff
On Sun, Apr 17, 2016 at 12:43:27AM -0400, Predrag Punosevac wrote: > I rm -rf /usr/ports on the newly upgraded laptop running generic 5.9 amd > MP kernel. /usr is mounted with the option softdep. It took ages for rm > to finish. Laptop has 4GB of RAM. The HDD is SSD with the capacity 931 > GB and

Re: amd5.9 mp softdep bufcachepercent

2016-04-16 Thread Tinker
Can you please test the kern.bufcachepercent values 10, 20 and 90 separately and have each of those individual tests based on 5 tests each for the respective setting? You would need to ensure that the buf cache had equal contents at each test iteration, so each test needs to be preceded by a

Re: amd5.9 mp softdep bufcachepercent

2016-04-16 Thread Tinker
..And if you buy more RAM someday remember that the buffer cache is limited to 32 bits currently i.e. <4GB in total size. I trust that limit will be lifted someday. On 2016-04-17 11:50, Tinker wrote: Just set it to 90?? (And ensure you set the right thing i.e. kern.bufcachepercent rightly

Re: amd5.9 mp softdep bufcachepercent

2016-04-16 Thread Tinker
Just set it to 90?? (And ensure you set the right thing i.e. kern.bufcachepercent rightly spelled.) On 2016-04-17 11:43, Predrag Punosevac wrote: I rm -rf /usr/ports on the newly upgraded laptop running generic 5.9 amd MP kernel. /usr is mounted with the option softdep. It took ages for rm