perf vendor events s390: Add cache metrics for z15
Add metrics for s390 z15
- Percentage sourced from Level 2 cache
- Percentage sourced from Level 3 on same chip cache
- Percentage sourced from Level 4 Local cache on same book
- Percentage sourced from Level 4 Remote cache on different book
- Percentage sourced from memory
For details about the formulas see this documentation:
https://www.ibm.com/support/pages/system/files/inline-files/CPU%20MF%20Formulas%20including%20z16%20-%20May%202022_1.pdf
Outpuf after:
# ./perf stat -M l4rp -- find /
.... find output deleted
Performance counter stats for 'find /':
5 L1I_OFFDRAWER_L4_SOURCED_WRITES # 0.01 l4rp
187 L1D_OFFDRAWER_L4_SOURCED_WRITES
0 L1I_OFFDRAWER_L3_SOURCED_WRITES
231,333,165 L1I_DIR_WRITES
3,303 L1D_OFFDRAWER_L3_SOURCED_WRITES
47,461 L1D_OFFDRAWER_L3_SOURCED_WRITES_IV
0 L1I_OFFDRAWER_L3_SOURCED_WRITES_IV
126,706,244 L1D_DIR_WRITES
27.
870355461 seconds time elapsed
0.
521562000 seconds user
12.
494503000 seconds sys
#
Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Acked-By: Sumanth Korikkar <sumanthk@linux.ibm.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Link: https://lore.kernel.org/r/20230313080201.2440201-3-tmricht@linux.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>