[stgt] [PATCH RESEND 0/3] Add SCSI cmd statistics per ITL nexus

[FUJITA Tomonori]

On Wed, 18 Jul 2012 00:55:43 +0300
nezhinsky at gmail.com wrote:

> From: Alexander Nezhinsky <alexandern at mellanox.com>
> 
> Add statistics on SCSI cmd execution. Reads and writes are counted separately.
> Total transfer in bytes and total number of commands are accummulated.
> Number of commands submitted for execution to backing-store are counted
> separately from the number of commands completed. This may provide some clues
> on the i/o queues length, as well as some debugging information.
> 
> Stat info is retrieved using a new --op stat applicable to various modes.
> When relevant, iscsi conn statistics (currently existing counters) is shown.
> iser connections accumulate statistics just as plain iscsi ones,
> counting rdma transfers as data-in and data-out depending on the direction.
> 
> Alexander Nezhinsky (3):
>   Add infrastructure for statistics on SCSI device level
>   Show new statistics in various modes; integrate scsi and iscsi stats
>     where relevant
>   collect isci conn stats for iser connections
> 
>  usr/driver.h       |    1 +
>  usr/iscsi/conn.c   |   26 ++++++++
>  usr/iscsi/iscsid.c |   33 +++------
>  usr/iscsi/iscsid.h |    4 ++
>  usr/iscsi/iser.c   |   16 +++--
>  usr/iscsi/target.c |  165 ++++++++++++++++++++++++++++++++++++---------
>  usr/mgmt.c         |   64 ++++++++++++++++++
>  usr/scsi.c         |   18 ++++-
>  usr/target.c       |  188 +++++++++++++++++++++++++++++++++++++++++++---------
>  usr/target.h       |    2 +-
>  usr/tgtadm.c       |    7 +-
>  usr/tgtadm.h       |    2 +-
>  usr/tgtd.h         |   36 +++++++++-
>  13 files changed, 464 insertions(+), 98 deletions(-)

I got many checkpatch errors on them. Please fix them.
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