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osd/PG: clean up fastinfo key when last_update does not increase #32615

Merged
merged 4 commits into from Jan 15, 2020
Merged

osd/PG: clean up fastinfo key when last_update does not increase #32615

merged 4 commits into from Jan 15, 2020

Commits on Jan 14, 2020

  1. os/Transaction: add omap_rmkey 

    Signed-off-by: Sage Weil <sage@redhat.com>
    @liewegas @tchaikov
    liewegas authored and tchaikov committed Jan 14, 2020
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  2. use omap_rmkey() where appropriate 

    Signed-off-by: Sage Weil <sage@redhat.com>
    @liewegas @tchaikov
    liewegas authored and tchaikov committed Jan 14, 2020
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  3. crimson: move PG::prepare_write() to .cc file 

    less cluttered this way

Signed-off-by: Kefu Chai <kchai@redhat.com>
    @tchaikov
    tchaikov committed Jan 14, 2020
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  4. osd/PG: clean up fastinfo key when last_update does not increase 

    If the last_update field goes backwards, we write a full info instead of
the fastinfo key. However, a stale fastinfo key may still be present, and
it may have a last_update that looks valid to a restarting OSD.

Fixes: https://tracker.ceph.com/issues/43580
Reported-by: song <jinglesong0814@163.com>
Signed-off-by: Sage Weil <sage@redhat.com>
    @liewegas @tchaikov
    liewegas authored and tchaikov committed Jan 14, 2020
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