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Author SHA1 Message Date
Jaroslav Škarvada
e40b50a498
Used C-states in latency specification
For sap-hana and virtual-host profiles used state3 (i.e. usually C3)
C-state in latency specification instead of the hardcoded value 70 us,
i.e.:
force_latency=cstate.id:3|70

Also dropped obsoleted TODO note from the plugin_cpu.

Related: rhbz#1737628

Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
2019-08-16 18:13:02 +02:00
Ondřej Lysoněk
96363628f7 virtual-host: Fix setting force_latency
The force_latency parameter belongs to the cpu plugin, so that's the
section it needs to be in.

Fixes #132
Resolves: rhbz#1569375

Signed-off-by: Ondřej Lysoněk <olysonek@redhat.com>
2019-04-25 10:47:18 +02:00
oliel
355a9d0dc2
Update tuned.conf 2018-11-15 14:18:20 +02:00
oliel
b2762e50cf
Update tuned.conf 2018-11-15 07:49:00 +02:00
Ori_Liel
8622925c5c Make virtual-host identical to latency-performance
The default tuned profile for an oVirt cluster is "virtual-host".
Recently, testing at customer sites and performance labs has shown
that "latency-performance" yields better results. This patch makes
virtual-host profile identical to latency-performance. This seems
better than uniting them since this way we maintain the possibility
to tweak them in different ways in the future according to further
findings.

Change-Id: I1a64fac22364b17de1279a3e1f37a6b7eb0fe61b
Bug-Url: https://bugzilla.redhat.com/1588932
Signed-off-by: Ori_Liel <oliel@redhat.com>
2018-10-15 15:58:42 +03:00
Jaroslav Škarvada
c24e2ea0ca Added support for 'summary' and 'description' of profiles
Added new tuned-adm functionality 'profile_info'. It has optional parameter
'profile_name'. If called without parameter, active profile is used.
It outputs name of the profile it is querying, profile summary, and profile
description. If there is no profile summary or description available it
outputs empty string(s).

Extended tuned-adm 'list' functionality. It now displays profile summary
in the list (if available).

Added summary to profiles.

Extended D-Bus API to support the new feature and for better Cockpit support:
 - Added 'profile_info' method. It gets profile_name argument and it queries
   the requested profile for information. If profile_name is empty string it
   queries the active/selected profile. It returns tuple of the following
   format (status, profile_name, summary, description), where status is
   boolean. If it is False, the query mechanism failed and the other fields
   don't contain valid data
 - Added 'profiles2' method. It's extension of 'profiles' method. It returns
   list of tuples. Tuples have following format:
   (profile_name, profile_summary)

Related: rhbz#1228356
Fixes: #46

Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
2016-01-05 11:28:25 +01:00
Jaroslav Škarvada
ef339e1b17 profiles: various updates according to feedback from performance team
Related: rhbz#922068

Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
2013-11-06 10:39:01 +01:00
Jaroslav Škarvada
1e910ae940 virtual-host: fixed kernel.sched_migration_cost_ns parameter
Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
2013-11-06 10:14:28 +01:00
Jaroslav Škarvada
7eb0ad5cdc throughput-performance: added readahead_multiply=4
Also removed this settings from the dependant profiles
where it is no more needed and updated the manual page.

Resolves: rhbz#987570

Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
2013-10-16 11:20:59 +02:00
Jaroslav Škarvada
da41cc9fdb virtual-host: increased value of the sched_migration_cost
Higher value may eliminate the contention at the run queue lock on big
virtualization hosts.

Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
2013-07-24 17:47:28 +02:00
Jaroslav Škarvada
0f912ede9f removed the nobarrier from the virtual-guest profile (data loss prevention)
resolves: rhbz#886956

- updated man page
- minor cosmetic fix to virtual-host profile
2013-01-03 16:54:39 +01:00
Jaroslav Škarvada
6c36daaebf profiles: converted remount with nobarriers from functions to tuned.conf 2012-11-30 17:43:07 +01:00
Jaroslav Škarvada
04e28bc088 profiles: converted some more options from scripts to tuned.conf 2012-11-30 15:55:26 +01:00
Jaroslav Škarvada
701da90a02 functions removal: ported some profiles (not all) 2012-10-10 22:36:49 +02:00
Jaroslav Škarvada
6b349ed91f profiles: called action handler from scripts 2012-03-28 16:54:18 +02:00
Jaroslav Škarvada
f0e955e967 profiles: added profiles converted from tuned 1.0
profiles: added powersave profile
tuned: reduced number of installed profiles, the rest are in compat subpackage
2012-03-28 15:42:56 +02:00