Commit Graph

224 Commits

Author SHA1 Message Date
Michal Mielewczyk
488c76a8fc Explanation comment for complex casadm logic.
Different static analysis tools detects division by 0. To avoid reanalyzing this
piece of code, explanation comment was added.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-18 05:00:30 -04:00
Michal Mielewczyk
078a31fbf2 Inactive cores stats in stats-builder-like form.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-16 09:24:14 -04:00
Michal Mielewczyk
39a3d04c93 Handle separate functons for retrieving core stats and info.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-16 09:24:14 -04:00
Michal Mielewczyk
1abb1e7c72 Adapt ioclasses stats command to ocf stats builder.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-16 09:24:14 -04:00
Michal Mielewczyk
30a52587f3 Cast percentage stats value to float.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-16 09:24:14 -04:00
Michal Mielewczyk
30c4e5c82f casadm: Refactor code responsible for printing stats.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-16 09:24:14 -04:00
Michal Mielewczyk
37d6d565fa Adopt core stats command to ocf stats builder api.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-16 09:24:14 -04:00
Michal Mielewczyk
a9e891da63 Adopt cache stats command to ocf stats builder.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-16 06:30:13 -04:00
Michal Mielewczyk
bda0eb41a9 Rename KCAS_IOCTL_PARTITION_STATS with KCAS_IOCTL_PARTITION_INFO.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-09-11 07:10:13 -04:00
Michal Mielewczyk
341222e3d7 Treat '16384' as valid cache id.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-08-20 03:42:05 -04:00
Robert Baldyga
f038223979 Use name based OCF management API
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-08-16 14:08:34 +02:00
Michal Mielewczyk
49df43a94b casadm: add new OCF error code to casadm
ocf update
Starting cache on device with existing metadata will require --force or --load
flag to be used.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-07-10 06:38:22 -04:00
Kamil Lepek
80ee3633ce Fix for casadm -H support link
Signed-off-by: Kamil Lepek <kamil.lepek94@gmail.com>
2019-07-03 13:18:49 +02:00
Michal Rakowski
31fb19e2f1 Report proper casadm version
Signed-off-by: Michal Rakowski <michal.rakowski@intel.com>
2019-06-27 12:39:26 +02:00
Michal Rakowski
815c1164ee
Merge pull request #34 from arutk/engine_wo
Extend CAS interface with Write-only cache mode
2019-06-14 12:41:43 +02:00
Adam Rutkowski
ffa1f4b067 Extend CAS interface with Write-only cache mode
Write-only (WO) cache mode is similar to Write-back (WB), however
read operations do not promote data to cache. Reads are mostly
serviced by the core device, only dirty sectors are fetched from
the cache.

Write-only cache mode is behaving similarly to Write-back with
respect to flushing dirty data. For example it is required to
explicitly enable/disable flushing when changing cache mode
from WO to something other than WB.

Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
2019-06-13 15:54:51 -04:00
Michal Mielewczyk
d6c5fdf5a2 Remove redundant assertion 2019-06-12 06:34:46 -04:00
Michal Mielewczyk
6911cc782b Removed reduntant variable 2019-06-12 06:34:46 -04:00
Michal Mielewczyk
94df75cdeb Close ctrl device in error path 2019-06-12 05:27:07 -04:00
Michal Rakowski
f9c0c929c1 Translate OCF-error-codes in IO path
Signed-off-by: Michal Rakowski <michal.rakowski@intel.com>
2019-06-05 15:34:04 +02:00
Robert Baldyga
23e330a21f Adapt to new cache lock API
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-06-04 15:24:55 +02:00
Michal Rakowski
637ca6e2f4 More descriptive err msg for NVMe format
Signed-off-by: Michal Rakowski <michal.rakowski@intel.com>
2019-05-10 13:31:10 +02:00
Michal Mielewczyk
9ea42084b3 Prevent cache mode to be truncated in case of 'Unknown' mode.
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
2019-04-11 08:50:12 -04:00
Robert Baldyga
94e8ca09e0 Initial commit
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-03-29 08:45:50 +01:00