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H A D | transaction.json | 6ee4ad5d Thu Apr 04 01:48:06 CDT 2024 Thomas Richter <tmricht@linux.ibm.com> perf stat: Do not fail on metrics on s390 z/VM systems
[ Upstream commit c2f3d7dfc7373d53286f2a5c882d3397a5070adc ]
On s390 z/VM virtual machines command 'perf list' also displays metrics:
# perf list | grep -A 20 'Metric Groups:' Metric Groups:
No_group: cpi [Cycles per Instruction] est_cpi [Estimated Instruction Complexity CPI infinite Level 1] finite_cpi [Cycles per Instructions from Finite cache/memory] l1mp [Level One Miss per 100 Instructions] l2p [Percentage sourced from Level 2 cache] l3p [Percentage sourced from Level 3 on same chip cache] l4lp [Percentage sourced from Level 4 Local cache on same book] l4rp [Percentage sourced from Level 4 Remote cache on different book] memp [Percentage sourced from memory] .... #
The command
# perf stat -M cpi -- true event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/.....' \___ Bad event or PMU
Unable to find PMU or event on a PMU of 'CPU_CYCLES'
event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/...' \___ Cannot find PMU `CPU_CYCLES'. Missing kernel support? #
fails. 'perf stat' should not fail on metrics when the referenced CPU Counter Measurement PMU is not available.
Output after:
# perf stat -M est_cpi -- sleep 1
Performance counter stats for 'sleep 1':
1,000,887,494 ns duration_time # 0.00 est_cpi
1.000887494 seconds time elapsed
0.000143000 seconds user 0.000662000 seconds sys
#
Fixes: 7f76b31130680fb3 ("perf list: Add IBM z16 event description for s390") Suggested-by: Ian Rogers <irogers@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Sumanth Korikkar <sumanthk@linux.ibm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Link: https://lore.kernel.org/r/20240404064806.1362876-2-tmricht@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 6ee4ad5d Thu Apr 04 01:48:06 CDT 2024 Thomas Richter <tmricht@linux.ibm.com> perf stat: Do not fail on metrics on s390 z/VM systems
[ Upstream commit c2f3d7dfc7373d53286f2a5c882d3397a5070adc ]
On s390 z/VM virtual machines command 'perf list' also displays metrics:
# perf list | grep -A 20 'Metric Groups:' Metric Groups:
No_group: cpi [Cycles per Instruction] est_cpi [Estimated Instruction Complexity CPI infinite Level 1] finite_cpi [Cycles per Instructions from Finite cache/memory] l1mp [Level One Miss per 100 Instructions] l2p [Percentage sourced from Level 2 cache] l3p [Percentage sourced from Level 3 on same chip cache] l4lp [Percentage sourced from Level 4 Local cache on same book] l4rp [Percentage sourced from Level 4 Remote cache on different book] memp [Percentage sourced from memory] .... #
The command
# perf stat -M cpi -- true event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/.....' \___ Bad event or PMU
Unable to find PMU or event on a PMU of 'CPU_CYCLES'
event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/...' \___ Cannot find PMU `CPU_CYCLES'. Missing kernel support? #
fails. 'perf stat' should not fail on metrics when the referenced CPU Counter Measurement PMU is not available.
Output after:
# perf stat -M est_cpi -- sleep 1
Performance counter stats for 'sleep 1':
1,000,887,494 ns duration_time # 0.00 est_cpi
1.000887494 seconds time elapsed
0.000143000 seconds user 0.000662000 seconds sys
#
Fixes: 7f76b31130680fb3 ("perf list: Add IBM z16 event description for s390") Suggested-by: Ian Rogers <irogers@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Sumanth Korikkar <sumanthk@linux.ibm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Link: https://lore.kernel.org/r/20240404064806.1362876-2-tmricht@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 6ee4ad5d Thu Apr 04 01:48:06 CDT 2024 Thomas Richter <tmricht@linux.ibm.com> perf stat: Do not fail on metrics on s390 z/VM systems
[ Upstream commit c2f3d7dfc7373d53286f2a5c882d3397a5070adc ]
On s390 z/VM virtual machines command 'perf list' also displays metrics:
# perf list | grep -A 20 'Metric Groups:' Metric Groups:
No_group: cpi [Cycles per Instruction] est_cpi [Estimated Instruction Complexity CPI infinite Level 1] finite_cpi [Cycles per Instructions from Finite cache/memory] l1mp [Level One Miss per 100 Instructions] l2p [Percentage sourced from Level 2 cache] l3p [Percentage sourced from Level 3 on same chip cache] l4lp [Percentage sourced from Level 4 Local cache on same book] l4rp [Percentage sourced from Level 4 Remote cache on different book] memp [Percentage sourced from memory] .... #
The command
# perf stat -M cpi -- true event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/.....' \___ Bad event or PMU
Unable to find PMU or event on a PMU of 'CPU_CYCLES'
event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/...' \___ Cannot find PMU `CPU_CYCLES'. Missing kernel support? #
fails. 'perf stat' should not fail on metrics when the referenced CPU Counter Measurement PMU is not available.
Output after:
# perf stat -M est_cpi -- sleep 1
Performance counter stats for 'sleep 1':
1,000,887,494 ns duration_time # 0.00 est_cpi
1.000887494 seconds time elapsed
0.000143000 seconds user 0.000662000 seconds sys
#
Fixes: 7f76b31130680fb3 ("perf list: Add IBM z16 event description for s390") Suggested-by: Ian Rogers <irogers@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Sumanth Korikkar <sumanthk@linux.ibm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Link: https://lore.kernel.org/r/20240404064806.1362876-2-tmricht@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 6ee4ad5d Thu Apr 04 01:48:06 CDT 2024 Thomas Richter <tmricht@linux.ibm.com> perf stat: Do not fail on metrics on s390 z/VM systems
[ Upstream commit c2f3d7dfc7373d53286f2a5c882d3397a5070adc ]
On s390 z/VM virtual machines command 'perf list' also displays metrics:
# perf list | grep -A 20 'Metric Groups:' Metric Groups:
No_group: cpi [Cycles per Instruction] est_cpi [Estimated Instruction Complexity CPI infinite Level 1] finite_cpi [Cycles per Instructions from Finite cache/memory] l1mp [Level One Miss per 100 Instructions] l2p [Percentage sourced from Level 2 cache] l3p [Percentage sourced from Level 3 on same chip cache] l4lp [Percentage sourced from Level 4 Local cache on same book] l4rp [Percentage sourced from Level 4 Remote cache on different book] memp [Percentage sourced from memory] .... #
The command
# perf stat -M cpi -- true event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/.....' \___ Bad event or PMU
Unable to find PMU or event on a PMU of 'CPU_CYCLES'
event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/...' \___ Cannot find PMU `CPU_CYCLES'. Missing kernel support? #
fails. 'perf stat' should not fail on metrics when the referenced CPU Counter Measurement PMU is not available.
Output after:
# perf stat -M est_cpi -- sleep 1
Performance counter stats for 'sleep 1':
1,000,887,494 ns duration_time # 0.00 est_cpi
1.000887494 seconds time elapsed
0.000143000 seconds user 0.000662000 seconds sys
#
Fixes: 7f76b31130680fb3 ("perf list: Add IBM z16 event description for s390") Suggested-by: Ian Rogers <irogers@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Sumanth Korikkar <sumanthk@linux.ibm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Link: https://lore.kernel.org/r/20240404064806.1362876-2-tmricht@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 6ee4ad5d Thu Apr 04 01:48:06 CDT 2024 Thomas Richter <tmricht@linux.ibm.com> perf stat: Do not fail on metrics on s390 z/VM systems
[ Upstream commit c2f3d7dfc7373d53286f2a5c882d3397a5070adc ]
On s390 z/VM virtual machines command 'perf list' also displays metrics:
# perf list | grep -A 20 'Metric Groups:' Metric Groups:
No_group: cpi [Cycles per Instruction] est_cpi [Estimated Instruction Complexity CPI infinite Level 1] finite_cpi [Cycles per Instructions from Finite cache/memory] l1mp [Level One Miss per 100 Instructions] l2p [Percentage sourced from Level 2 cache] l3p [Percentage sourced from Level 3 on same chip cache] l4lp [Percentage sourced from Level 4 Local cache on same book] l4rp [Percentage sourced from Level 4 Remote cache on different book] memp [Percentage sourced from memory] .... #
The command
# perf stat -M cpi -- true event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/.....' \___ Bad event or PMU
Unable to find PMU or event on a PMU of 'CPU_CYCLES'
event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/...' \___ Cannot find PMU `CPU_CYCLES'. Missing kernel support? #
fails. 'perf stat' should not fail on metrics when the referenced CPU Counter Measurement PMU is not available.
Output after:
# perf stat -M est_cpi -- sleep 1
Performance counter stats for 'sleep 1':
1,000,887,494 ns duration_time # 0.00 est_cpi
1.000887494 seconds time elapsed
0.000143000 seconds user 0.000662000 seconds sys
#
Fixes: 7f76b31130680fb3 ("perf list: Add IBM z16 event description for s390") Suggested-by: Ian Rogers <irogers@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Sumanth Korikkar <sumanthk@linux.ibm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Link: https://lore.kernel.org/r/20240404064806.1362876-2-tmricht@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 6ee4ad5d Thu Apr 04 01:48:06 CDT 2024 Thomas Richter <tmricht@linux.ibm.com> perf stat: Do not fail on metrics on s390 z/VM systems
[ Upstream commit c2f3d7dfc7373d53286f2a5c882d3397a5070adc ]
On s390 z/VM virtual machines command 'perf list' also displays metrics:
# perf list | grep -A 20 'Metric Groups:' Metric Groups:
No_group: cpi [Cycles per Instruction] est_cpi [Estimated Instruction Complexity CPI infinite Level 1] finite_cpi [Cycles per Instructions from Finite cache/memory] l1mp [Level One Miss per 100 Instructions] l2p [Percentage sourced from Level 2 cache] l3p [Percentage sourced from Level 3 on same chip cache] l4lp [Percentage sourced from Level 4 Local cache on same book] l4rp [Percentage sourced from Level 4 Remote cache on different book] memp [Percentage sourced from memory] .... #
The command
# perf stat -M cpi -- true event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/.....' \___ Bad event or PMU
Unable to find PMU or event on a PMU of 'CPU_CYCLES'
event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/...' \___ Cannot find PMU `CPU_CYCLES'. Missing kernel support? #
fails. 'perf stat' should not fail on metrics when the referenced CPU Counter Measurement PMU is not available.
Output after:
# perf stat -M est_cpi -- sleep 1
Performance counter stats for 'sleep 1':
1,000,887,494 ns duration_time # 0.00 est_cpi
1.000887494 seconds time elapsed
0.000143000 seconds user 0.000662000 seconds sys
#
Fixes: 7f76b31130680fb3 ("perf list: Add IBM z16 event description for s390") Suggested-by: Ian Rogers <irogers@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Sumanth Korikkar <sumanthk@linux.ibm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Link: https://lore.kernel.org/r/20240404064806.1362876-2-tmricht@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 6ee4ad5d Thu Apr 04 01:48:06 CDT 2024 Thomas Richter <tmricht@linux.ibm.com> perf stat: Do not fail on metrics on s390 z/VM systems
[ Upstream commit c2f3d7dfc7373d53286f2a5c882d3397a5070adc ]
On s390 z/VM virtual machines command 'perf list' also displays metrics:
# perf list | grep -A 20 'Metric Groups:' Metric Groups:
No_group: cpi [Cycles per Instruction] est_cpi [Estimated Instruction Complexity CPI infinite Level 1] finite_cpi [Cycles per Instructions from Finite cache/memory] l1mp [Level One Miss per 100 Instructions] l2p [Percentage sourced from Level 2 cache] l3p [Percentage sourced from Level 3 on same chip cache] l4lp [Percentage sourced from Level 4 Local cache on same book] l4rp [Percentage sourced from Level 4 Remote cache on different book] memp [Percentage sourced from memory] .... #
The command
# perf stat -M cpi -- true event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/.....' \___ Bad event or PMU
Unable to find PMU or event on a PMU of 'CPU_CYCLES'
event syntax error: '{CPU_CYCLES/metric-id=CPU_CYCLES/...' \___ Cannot find PMU `CPU_CYCLES'. Missing kernel support? #
fails. 'perf stat' should not fail on metrics when the referenced CPU Counter Measurement PMU is not available.
Output after:
# perf stat -M est_cpi -- sleep 1
Performance counter stats for 'sleep 1':
1,000,887,494 ns duration_time # 0.00 est_cpi
1.000887494 seconds time elapsed
0.000143000 seconds user 0.000662000 seconds sys
#
Fixes: 7f76b31130680fb3 ("perf list: Add IBM z16 event description for s390") Suggested-by: Ian Rogers <irogers@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Cc: Heiko Carstens <hca@linux.ibm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Sumanth Korikkar <sumanthk@linux.ibm.com> Cc: Sven Schnelle <svens@linux.ibm.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Link: https://lore.kernel.org/r/20240404064806.1362876-2-tmricht@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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