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Backport #19404

Updated by David Zafman almost 7 years ago

https://github.com/ceph/ceph/pull/14204 Twice, I've noticed this sort of error pop on the long-running cluster: one of the metadata objects reports one replica has a different omap_digest:

<pre>
list-inconsistent-obj 1.3c metadata
{
"epoch": 771290,
"inconsistents": [
{
"object": {
"name": "607.00000000",
"nspace": "",
"locator": "",
"snap": "head",
"version": 8962591
},
"errors": [
"omap_digest_mismatch"
],
"union_shard_errors": [],
"selected_object_info": "1:3ed09add:::607.00000000:head(769238'8962591 mds.0.95185:3872723 dirty|omap|data_digest s 0 uv 8962591 dd ffffffff alloc_hint [0 0 0])",
"shards": [
{
"osd": 31,
"errors": [],
"size": 0,
"omap_digest": "0xa99faf1c",
"data_digest": "0xffffffff"
},
{
"osd": 48,
"errors": [],
"size": 0,
"omap_digest": "0x0b59d114",
"data_digest": "0xffffffff"
},
{
"osd": 61,
"errors": [],
"size": 0,
"omap_digest": "0xa99faf1c",
"data_digest": "0xffffffff"
},
{
"osd": 69,
"errors": [],
"size": 0,
"omap_digest": "0xa99faf1c",
"data_digest": "0xffffffff"
}
]
}
]
}
</pre>

Edit: removed note about xattr; not the point here, I was confused

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