Some of your messages come across without newlines which makes them hard to read.
Try
ceph tell mds.0 client ls | grep kernel_version
and
ceph daemon mon.whatever sessions
> On Apr 7, 2025, at 4:34 PM, quaglio@xxxxxxxxxx wrote:
>
> Hi Anthony, Thanks for your reply. I dont have any client connected yet. It's a fresh install. I only made a CephFS mount point on each machine that I installed ceph. How can I identify these clients? Can you point me? Rafael. ────────────────────────────────────────────────────────────────── De: "Anthony D'Atri" Enviada: 2025/04/07 17:11:50 Para: quaglio@xxxxxxxxxx Assunto: Re: Ceph squid fresh install Clients, whatever your clients are. RBD attachments, CephFS mounts. I’m guessing you have clients mounting CephFS with a really old kernel. > On Apr 7, 2025, at 12:29 PM, quaglio@xxxxxxxxxx wrote: > > Hi, > I just did a new Ceph installation and would like to enable the "read balancer". > However, the documentation requires that the minimum client version be reef. I checked this information through "ceph features" and came across the situation of having 2 luminous clients. > # ceph features > { > "mon": [ > { > "features": "0x3f03cffffffdffff", > "release": "squid", > "num": 2 > } > ], > "mds": [ > { > "features": "0x3f03cffffffdffff", > "release": "squid", > "num": 2 > } > ], > "osd": [ > { > "features": "0x3f03cffffffdffff", > "release": "squid", > "num": 38 > } > ], > "client": [ > { > "features": "0x2f018fb87aa4aafe", > "release": "luminous", > "num": 2 > }, > { > "features": "0x3f03cffffffdffff", > "release": "squid", > "num": 5 > } > ], > "mgr": [ > { > "features": "0x3f03cffffffdffff", > "release": "squid", > "num": 2 > } > ] > } > > I tryed to configure the minimum version to reef and received the following alert: > # ceph osd set-require-min-compat-client reef > Error EPERM: cannot set require_min_compat_client to reef: 2 connected client(s) look like luminous (missing 0x80000000); add --yes-i-really-mean-it to do it anyway > > Is it ok do confirm anyway? > Which processes are still as luminous? > > Rafael. > _______________________________________________
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