Re: [zfs-discuss] MPxIO n00b question

2012-05-30 Thread Sašo Kiselkov
On 05/25/2012 08:40 PM, Richard Elling wrote: See the soluion at https://www.illumos.org/issues/644 -- richard And predictably, I'm back with another n00b question regarding this array. I've put a pair of LSI-9200-8e controllers in the server and attached the cables to the enclosure to each of

Re: [zfs-discuss] MPxIO n00b question

2012-05-30 Thread Richard Elling
On May 30, 2012, at 1:07 PM, Sašo Kiselkov wrote: On 05/25/2012 08:40 PM, Richard Elling wrote: See the soluion at https://www.illumos.org/issues/644 -- richard And predictably, I'm back with another n00b question regarding this array. I've put a pair of LSI-9200-8e controllers in the

Re: [zfs-discuss] MPxIO n00b question

2012-05-30 Thread Sašo Kiselkov
On 05/30/2012 10:53 PM, Richard Elling wrote: On May 30, 2012, at 1:07 PM, Sašo Kiselkov wrote: On 05/25/2012 08:40 PM, Richard Elling wrote: See the soluion at https://www.illumos.org/issues/644 -- richard And predictably, I'm back with another n00b question regarding this array. I've

Re: [zfs-discuss] MPxIO n00b question

2012-05-30 Thread Sašo Kiselkov
On 05/30/2012 10:53 PM, Richard Elling wrote: Those ereports are consistent with faulty cabling. You can trace all of the cables and errors using tools like lsiutil, sg_logs, kstats, etc. Unfortunately, it is not really possible to get into this level of detail over email, and it can

[zfs-discuss] MPxIO n00b question

2012-05-25 Thread Sašo Kiselkov
I'm currently trying to get a SuperMicro JBOD with dual SAS expander chips running in MPxIO, but I'm a total amateur to this and would like to ask about how to detect whether MPxIO is working (or not). My SAS topology is: *) One LSI SAS2008-equipped HBA (running the latest IT firmware from

Re: [zfs-discuss] MPxIO n00b question

2012-05-25 Thread Jim Klimov
Sorry I can't comment on MPxIO, except that I thought zfs could by itself discern two paths to the same drive, if only to protect against double-importing the disk into pool. 2012-05-25 21:07, Sašo Kiselkov wrote: I'd like to create a 5x 9-drive raidz's on the JBOD, but I'm not sure how to do

Re: [zfs-discuss] MPxIO n00b question

2012-05-25 Thread Sašo Kiselkov
On 05/25/2012 07:35 PM, Jim Klimov wrote: Sorry I can't comment on MPxIO, except that I thought zfs could by itself discern two paths to the same drive, if only to protect against double-importing the disk into pool. Unfortunately, it isn't the same thing. MPxIO provides redundant signaling to

Re: [zfs-discuss] MPxIO n00b question

2012-05-25 Thread Jim Klimov
2012-05-25 21:45, Sašo Kiselkov wrote: On 05/25/2012 07:35 PM, Jim Klimov wrote: Sorry I can't comment on MPxIO, except that I thought zfs could by itself discern two paths to the same drive, if only to protect against double-importing the disk into pool. Unfortunately, it isn't the same

Re: [zfs-discuss] MPxIO n00b question

2012-05-25 Thread Richard Elling
See the soluion at https://www.illumos.org/issues/644 -- richard On May 25, 2012, at 10:07 AM, Sašo Kiselkov wrote: I'm currently trying to get a SuperMicro JBOD with dual SAS expander chips running in MPxIO, but I'm a total amateur to this and would like to ask about how to detect whether

Re: [zfs-discuss] MPxIO n00b question

2012-05-25 Thread Sašo Kiselkov
On 05/25/2012 08:40 PM, Richard Elling wrote: See the soluion at https://www.illumos.org/issues/644 -- richard Good Lord, that was it! It never occurred to me that the drives had a say in this. Thanks a billion! Cheers, -- Saso ___ zfs-discuss mailing