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mgr/iostat: implement 'ceph iostat' as a mgr plugin #20100

Merged
merged 8 commits into from Apr 15, 2018
Merged

mgr/iostat: implement 'ceph iostat' as a mgr plugin #20100

merged 8 commits into from Apr 15, 2018

Commits on Apr 12, 2018

  1. mgr/iostat: implement 'ceph iostat' as a mgr plugin 

    Allow a mgr module to fetch 'io_rate' to access pg_sum_delta,
which holds the IO activity recently completed by the OSDs.

Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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  2. mgr/iostat: add a 'poll' flag to the command description format 

    Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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  3. ceph.in: handle polling commands 

    Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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  4. doc: update MonCommand.h and mgr docs to include the polling flag 

    Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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  5. mgr/iostat: update iostat to use the 'poll' flag 

    Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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  6. ceph.in: don't print the command's result if not in poll mode 

    Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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  7. ceph.in: add polling period option 

    Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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  8. mgr/iostat: add self-test 

    Signed-off-by: Mohamad Gebai <mgebai@suse.com>
    @mogeb
    mogeb committed Apr 12, 2018
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