On 11.02.2008, at 20:21, Ivan Voras wrote: > On 11/02/2008, Alexey Tarasov <me_at_lexasoft.ru> wrote: >> I've done similar tests on the other machine, and all looks fine. >> >> But why on this machine ZFS works slower than UFS? When I make UFS >> file system on the same disk, rtorrent hashing works 10 times faster. >> And while hashing, HDD is used three times intensively with ZFS >> (noticed by flashing LED). >> >> I have an amd64 Core2Duo processor, 4 Gb of RAM, what is not enough >> for ZFS? >> >> What kernel tuning can help me? > > Ok, so you're saying that you've done similar testing (meaning > rtorrent hashing) on other machines, and they work fine, but only this > one is slow? No, I mean bonnie++ tests. > > > There's no usual reason why would it be so. > > Can you try the suggestion I made (dd+iostat)? -- Alexey Tarasov (\__/) (='.'=) E[: | | | | :]З (")_(")Received on Mon Feb 11 2008 - 16:34:18 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:39:27 UTC