[sheepdog-users] Help? Creeping Errors "no inode has ..." with 0.9.1
mitake.hitoshi at lab.ntt.co.jp
Tue Jan 27 05:17:15 CET 2015
At Mon, 26 Jan 2015 07:11:29 -0800,
Thornton Prime wrote:
> I've been getting increasing errors in my logs that "failed No object
> found, remote address: XXXXXXX:7000, op name: READ_PEER" and then
> corresponding errors that "no inode has ...." when I do a cluster check.
Could you provide detailed logs and an output of "dog cluster info"?
> At the beginning of last week I had no errors, and over the course of a
> week it grew to be one VDI missing some hundred inodes, and now it is
> multiple VDIs each missing hundreds of objects.
> I haven't seen any issues with the underlying hardware, disks, or
> zookeeper on the nodes in the course of the same time.
> What is causing this data loss? How can I debug it? How can I stem it?
> Any chances I can repair the missing inodes?
> I have 5 sheepdog storage nodes, also running Zookeeper. I have another
> 8 "gateway only" nodes that are part of the node pool, but only running
> a gateway and cache.
Object cache (a functionality which can be activated with -w option of
sheep) is quite unstable. Please do not use it for serious purpose.
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