Re: Ceph osd will not start.

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> 在 2021年5月25日,03:52,Peter Childs <pchilds@xxxxxxx> 写道:
> 
> I'm attempting to get get ceph up and running, and currently feel like I'm
> going around in circles.
> 
> I'm attempting to use cephadm and Pacific, currently on debian buster,
> mostly because centos7 ain't supported any more and cenotos8 ain't support
> by some of my hardware.
> 
> Anyway I have a few nodes with 59x 7.2TB disks but for some reason the osd
> daemons don't start, the disks get formatted and the osd are created but
> the daemons never come up.
> 
> They are probably the wrong spec for ceph (48gb of memory and only 4 cores)
> but I was expecting them to start and be either dirt slow or crash later,
> anyway I've got upto 30 of them, so I was hoping on getting at least get
> 6PB of raw storage out of them.
> 
> As yet I've not spotted any helpful error messages.

You can check “journalctl” to see if there are some useful error messages.

> This is for a archive / slow ceph cluster so I'm not expecting speed.
> 
> Thanks in advance.
> 
> Peter.
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