Enable the MBA Software Controller(mba_sc) to specify MBA
bandwidth in MBps
-L2 and L3 CDP are controlled seperately.
+L2 and L3 CDP are controlled separately.
RDT features are orthogonal. A particular system may support only
monitoring, only control, or both monitoring and control. Cache
Corresponding region is pseudo-locked. No
sharing allowed.
-Memory bandwitdh(MB) subdirectory contains the following files
+Memory bandwidth(MB) subdirectory contains the following files
with respect to allocation:
"min_bandwidth":
CPUs to/from this group. As with the tasks file a hierarchy is
maintained where MON groups may only include CPUs owned by the
parent CTRL_MON group.
- When the resouce group is in pseudo-locked mode this file will
+ When the resource group is in pseudo-locked mode this file will
only be readable, reflecting the CPUs associated with the
pseudo-locked region.
240GBps) and L3 external bandwidth is 100GBps. Now a workload with '20
threads, having 50% bandwidth, each consuming 5GBps' consumes the max L3
bandwidth of 100GBps although the percentage value specified is only 50%
-<< 100%. Hence increasing the bandwidth percentage will not yeild any
+<< 100%. Hence increasing the bandwidth percentage will not yield any
more bandwidth. This is because although the L2 external bandwidth still
has capacity, the L3 external bandwidth is fully used. Also note that
this would be dependent on number of cores the benchmark is run on.
resctrl added support for specifying the bandwidth in MBps as well. The
kernel underneath would use a software feedback mechanism or a "Software
Controller(mba_sc)" which reads the actual bandwidth using MBM counters
-and adjust the memowy bandwidth percentages to ensure::
+and adjust the memory bandwidth percentages to ensure::
"actual bandwidth < user specified bandwidth".