Re: Setting sysctl vfs.zfs.arc_max failed: 22

Ahh right, let me check that.

On 06/07/2016 00:51, Nathan Bosley wrote:
> I actually have this same problem.
> I'll send more details when I get home later.
>
> I think the problem started for me after r302265.
> Before that, I can set vfs.zfs.arc_max and vfs.zfs.arc_min in loader.conf.
> After r302265, setting either vfs.zfs.arc_max or vfs.zfs.arc_min in 
> loader.conf results in the EINVAL errors in 'dmesg':
>
> Setting sysctl vfs.zfs.arc_max failed: 22
> Setting sysctl vfs.zfs.arc_min failed: 22
>
> But setting vfs.zfs.arc_meta_limit in loader.conf works fine.
>
> But I did notice that using 'sysct' or sysctl.conf for vfs.zfs.arc_max 
> and vfs.zfs.arc_min works.
> I only have problems with setting them now in loader.conf.
>
> Like I said, I'll try to send output from my setup later.
>
> Thanks.
>
> On Tue, Jul 5, 2016 at 6:10 PM, Steven Hartland 
> <steven_at_multiplay.co.uk <mailto:steven_at_multiplay.co.uk>> wrote:
>
>     What is it currently?
>
>     Just had a quick play here:
>     sysctl vfs.zfs.arc_max
>     vfs.zfs.arc_max: 32283127808
>     sysctl vfs.zfs.arc_max=32283127807
>     vfs.zfs.arc_max: 32283127808 -> 32283127807
>     sysctl vfs.zfs.arc_max=32283127808
>     vfs.zfs.arc_max: 32283127807 -> 32283127808
>
>     Error 22 = EINVAL so I suspect you're requesting a value which one
>     of the following:
>     * < arc_abs_min
>     * > kmem_size
>     * < arc_c_min
>     * < zfs_arc_meta_limit
>
>         Regards
>         Steve
>
>     On 05/07/2016 22:56, Eric van Gyzen wrote:
>
>         Steven and -current:
>
>         I just updated to r302350 with a GENERIC kernel config.  I see
>         this in
>         dmesg:
>
>              VT(efifb): resolution 1024x768
>              Setting sysctl vfs.zfs.arc_max failed: 22
>              CPU: Intel(R) Xeon(R) CPU E5-1650 v3 _at_ 3.50GHz
>         (3491.98-MHz K8-class
>              CPU)
>
>         The relevant parts of /boot/loader.conf are:
>
>              zfs_load="YES"
>              vfs.zfs.arc_max="6442450944"
>
>         Let me know what other information you need.
>
>         Cheers,
>
>         Eric
>
>
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