Re: [zfs-discuss] Occasional storm of xcalls on segkmem_zio_free

2012-06-19 Thread Sašo Kiselkov
On 06/19/2012 11:05 AM, Sašo Kiselkov wrote: On 06/18/2012 07:50 PM, Roch wrote: Are we hitting : 7167903 Configuring VLANs results in single threaded soft ring fanout Confirmed, it is definitely this. Hold the phone, I just tried unconfiguring all of the VLANs in the system and went

Re: [zfs-discuss] Recommendation for home NAS external JBOD

2012-06-19 Thread Timothy Coalson
- Will I be able to buy a replacement in 3-3 years that reports the disk in such a way, that resilvering will work? According to the Advanced Format threat this seems to be a problem. I was hopimg to get arond this with these disks and have a more future proof solution I think that if you are

Re: [zfs-discuss] Recommendation for home NAS external JBOD

2012-06-19 Thread Koopmann, Jan-Peter
Hi Timothy, I think that if you are running an illumos kernel, you can use /kernel/drv/sd.conf and tell it that the physical sectors for a disk model are 4k, despite what the disk says (and whether they really are). So, if you want an ashift=12 pool on disks that report 512 sectors, you

Re: [zfs-discuss] Recommendation for home NAS external JBOD

2012-06-19 Thread Timothy Coalson
I think that if you are running an illumos kernel, you can use /kernel/drv/sd.conf That refers to creating a new pool and is good to know. Two things: one, it looks like you should also be able to trick it into using 512 sectors on a 4k disk, allowing you to do exactly such a replacement