On 1/9/19 8:00 AM, 楼锴毅 wrote:
> Hi all ,
>
> My cluster verison is 12.2.10, and some of my clients’ kernel version
> is 3.10 , but I got “require_min_compat_client luminous” when I ran
> “ceph osd dump”
>
Did you set this manually?
If so, were the 3.10 kernel clients connected at that moment?
> Then I tried to run
>
> “ceph osd set-require-min-compat-client jewel”
>
> It shows :
>
> “Error EPERM: osdmap current utilizes features that require luminous;
> cannot set require_min_compat_client below that to jewel”
>
> How could I deal with it? Update the kernel seems to be impossible…
>
I think that a kernel upgrade would be the easiest way to go as rolling
this back will be difficult and uncharted territory.
Wido
>
>
> And here is the imformation about tunables :
>
> {
>
> "choose_local_tries": 0,
>
> "choose_local_fallback_tries": 0,
>
> "choose_total_tries": 50,
>
> "chooseleaf_descend_once": 1,
>
> "chooseleaf_vary_r": 1,
>
> "chooseleaf_stable": 1,
>
> "straw_calc_version": 1,
>
> "allowed_bucket_algs": 54,
>
> "profile": "jewel",
>
> "optimal_tunables": 1,
>
> "legacy_tunables": 0,
>
> "minimum_required_version": "jewel",
>
> "require_feature_tunables": 1,
>
> "require_feature_tunables2": 1,
>
> "has_v2_rules": 0,
>
> "require_feature_tunables3": 1,
>
> "has_v3_rules": 0,
>
> "has_v4_buckets": 1,
>
> "require_feature_tunables5": 1,
>
> "has_v5_rules": 0
>
> }
>
>
>
> Thanks a lot
>
>
>
> 楼锴毅
>
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