Not "cleanup", it is "--no-cleanup"

-----Original Message-----
From: ceph-users [mailto:[email protected]] On Behalf Of 
Kenneth Waegeman
Sent: Wednesday, August 06, 2014 4:49 PM
To: ceph-users
Subject: [ceph-users] rados bench no clean cleanup

Hi,

I did a test with 'rados -p ecdata bench 100000 write' on an ECpool with a 
cache replicated pool over it (ceph 0.83).
The benchmark wrote about 12TB of data. After the 100000 seconds run, rados 
started to delete his benchmark files.
But only about 2,5TB got deleted, then rados returned. I tried to do it with 
the cleanup function 'rados -p ecdata cleanup --prefix bench'
and after a lot of time, it returns:

  Warning: using slow linear search
  Removed 2322000 objects

But rados df showed the same statistics as before.
I ran it again, and it again showed 'Removed 2322000 objects', without any 
change in the rados df statistics.
It is probably the 'lazy deletion', because if I try to do a 'rados get' on it, 
there is 'No such file or directory'. But I still see the objects when I do 
'rados -p ecdata ls'.

Is this indeed because of the lazy deletion?  Is there a way to see how much 
not-deleted objects are in the pool? And is there then a reason why rados did 
remove the first 2,5TB? Or is this just a rados bench issue?:)

Thanks again!

Kenneth

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