Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-08 Thread Jim Klimov
2012-04-08 6:06, Richard Elling wrote: You can't get past the age-old idiom: you get what you pay for. True... but it can be somewhat countered with DrHouse-age idiom: people lie, even if they don't mean to ;) Rhetoric foolows ;) Hardware breaks sooner or later, due to poor design, brownian

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-07 Thread Jim Klimov
I'm not familiar with the J4400 at all, but isn't Sun/Oracle using -like NetAPP- Interposer cards and thus handling the SATA drives more or less like SAS ones? Out of curiosity, are there any third-party hardware vendors that make server/storage chassis (Supermicro et al) who make SATA

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-07 Thread Richard Elling
On Apr 7, 2012, at 4:15 PM, Jim Klimov wrote: I'm not familiar with the J4400 at all, but isn't Sun/Oracle using -like NetAPP- Interposer cards and thus handling the SATA drives more or less like SAS ones? Out of curiosity, are there any third-party hardware vendors that make

[zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Weber, Markus
Even though it's not directly ZFS related, I've seen some similar discussion on this list and maybe someone has the final answer to this problem, as most tips and these things could help I have found so far have not fully solved the problem. We are struggling with the behaviour of the

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Hung-Sheng Tsaio (Lao Tsao) Ph.D.
hi I donot have answer but just want to mention ZFS appliance move away from SATA to SAS with expander for a reason IIRC ZFS appliance based on SATA has one biggest problem, one SATA HDD will cause the whole array down regards On 4/5/2012 4:48 AM, Weber, Markus wrote: Even though it's not

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Paul Kraus
On Thu, Apr 5, 2012 at 4:48 AM, Weber, Markus f...@de.kpn-eurorings.net wrote: Even though it's not directly ZFS related, I've seen some similar discussion on this list and maybe someone has the final answer to this problem, as most tips and these things could help I have found so far have not

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Weber, Markus
Paul wrote: I have not seen any odd issues with the five J4400 configuration since we went production. I'm not familiar with the J4400 at all, but isn't Sun/Oracle using -like NetAPP- Interposer cards and thus handling the SATA drives more or less like SAS ones? Markus -- KPN

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Paul Kraus
On Thu, Apr 5, 2012 at 10:04 AM, Weber, Markus f...@de.kpn-eurorings.net wrote: Paul wrote:    I have not seen any odd issues with the five J4400 configuration since we went production. I'm not familiar with the J4400 at all, but isn't Sun/Oracle using -like NetAPP- Interposer cards and

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Hung-Sheng Tsaio (Lao Tsao) Ph.D.
On 4/5/2012 10:22 AM, Paul Kraus wrote: On Thu, Apr 5, 2012 at 10:04 AM, Weber, Markusf...@de.kpn-eurorings.net wrote: Paul wrote: I have not seen any odd issues with the five J4400 configuration since we went production. I'm not familiar with the J4400 at all, but isn't Sun/Oracle

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Rocky Shek
JBOD. Rocky -Original Message- From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Weber, Markus Sent: Thursday, April 05, 2012 7:05 AM To: Paul Kraus; ZFS Discussions Subject: Re: [zfs-discuss] What's wrong with LSI 3081 (1068