Re[2]: Bad performance when accessing a lot of small files

2007-12-20 Thread dima
>> Increase the dirhash maxmem >> I have 'sysctl -w vfs.ufs.dirhash_maxmem=268435456' (256Mb)in my >> rc.local on a (maildir) fileserver here >> > This is a zfs filesystem, by the way I raise this limit as suggested. > > I let you know Can you provide sysctl vfs.zfs output then? ZFS can be tuned

Re[2]: Bad performance when accessing a lot of small files

2007-12-20 Thread dima
>>>The behavior that I'm observing and that want your help is when the >>>system is accessing some directory with many small files ( directories >>>with ~ 1 million of ~30kb files), the performance is very poor. >> >> Hi, > > I'm using zfs, I think this change the things.. no ? > > > Hav

Re: (S)ATA performance in FBSD 6.2/7.0

2007-03-04 Thread dima
> The last days I tried to figure out why some of my lab's FreeBSD boxes > and also mine at home seem to be outperformed by some Linux setups > around here and I saw something interesting. > > On my lab's FreeBSD 6.2/i386 box (ASUS P4P800, ICH5 with two SATA 150 > ports, two SATA 300 drives att