Re: [zfs-discuss] Faster than 1G Ether... ESX to ZFS

2010-11-19 Thread Mark Little
On Fri, 19 Nov 2010 07:16:20 PST, Günther wrote: i have the same problem with my 2HE supermicro server (24x2,5", connected via 6x mini SAS 8087) and no additional mounting possibilities for 2,5" or 3,5" drives. on those machines i use one sas port (4 drives) of an old adaptec 3805 (i have used

Re: [zfs-discuss] performance leakage when copy huge data

2010-09-09 Thread Mark Little
On Thu, 9 Sep 2010 14:05:51 +, Markus Kovero wrote: > On Sep 9, 2010, at 8:27 AM, Fei Xu wrote: > > >> This might be the dreaded WD TLER issue. Basically the drive keeps retrying >> a read operation over and over after a bit error trying to recover from a > >> read error themselves. With