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Update README.md
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Andi Kleen committed Dec 6, 2023
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# Recent new features:

* toplev not supports Meteor Lake systems. This adds a new genretlat.py tool to tune
the model for a workload. The basic file needs to be generated before first toplev use
using genretlat -o mtl-retlat.json ./workloads/BC1s (or suitable workload). toplev
* toplev now supports Meteor Lake systems.
* Add a new genretlat.py tool to tune the toplev model for a workload. The basic tuning needs to be
generated before first toplev use using genretlat -o mtl-retlat.json ./workloads/BC1s (or suitable workload). toplev
has a new --ret-latency option to override the tuning file.
## TMA 4.7 release
* toplev updated to TMA 4.7:
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** Cache bandwidth is split per processor and per core.
** Snoop Metric group for cross processor snoops.
** Various bug fixes and improvements.

* Support for running on Alderlake with a hybrid Goldencove / Gracemont model
Add a new --aux option to control the auxillary nodes on Atom.
--cputype atom/core is supported to filter on core types.
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CPUs.
## TMA 4.3 release
* toplev updated to Ahmad Yasin's TMA 4.3: New Retiring.Light_Operations breakdown

*Notes: ADL is missing so far. TGL/RKL still use the ICL model.
if you see missing events please remove ~/.cache/pmu-events/\* to force a redownload*

* New Tree Metrics (nodes)
* A brand new breakdown of the Light_Operations sub-category (under Retiring category) per operation type:
* Memory_Operations for (fraction of retired) slots utilized by load or store memory accesses
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