1.3.9

1. adding beta hotspots functionality
2. cleanup requirements.txt by removing many unused packages
3. remove instruction-mix in favor of instruction metrics directly in PerfSpect

1.3.8

What's Changed

• Added support for AMX busy percentage metric for SPR/EMR by @hilldani in #59
• Validated Uncore counter support for EMR by @swanandmhalagi in #59
• Metric and counter file for SPR and EMR changed to metric_spr_emr.json and spr_emr.json respectively by @swanandmhalagi

1.3.7

bug fixes:

• ignore signals in bootloader to handle ctl+c better
• move power events to end for older kernel support
• add IPC to all metric files for consistency
• handle ref-cycles being obscured by VM
• perf-collect output file no longer needs to end in .csv
• provide more debug information on grouping errors
• improve log message consistency

1.3.6

What's Changed

• limit cycles filter to vm only (not in older kernels) by @hilldani in #53
• Fix missing <unistd.h> header for sleep(3) definition by @ColinIanKing in #52
• remove tsc rounding for more accuracy by @hilldani in #54
• instruction mix utility and cleanup by @hilldani in #56
• uncore,power in system view and html improvements by @hsane2001 in #57

New Contributors

• @ColinIanKing made their first contribution in #52

Full Changelog: 1.3.5...1.3.6

1.3.5

1. add srf preview
2. condense metric table in html
3. remove rounding for system TSC calculation
4. add instruction mixes

1.3.4

• remove readme from perfspect.tgz
• move cycles to its own group when in a VM due to it being hidden in most CSP's
• filter out MSR required events when inside VM

1.3.3

updated html report to:

• x-axis now contains actual timestamps
• diffs are now calculated more intuitively with coloring for up and now
• diff in separate column
• TMA and PSI both under bottlenecks tab
• rounded values
• table now fits content instead of 100%
• disclaimer explaining all the periods in TMA metric names
• help info now behind help icon

1.3.2

• added per transaction flag to postprocess
• added diff utility to html report

1.3.1

• fix old TMA version names
• update tma support detection to not require msr kernel module
• update html report
  • add metadata
  • add all metric averages
  • add metric descriptions

1.3.0

Breaking change

• changed --thread flag to --cpu to align with Linux norms

Non-breaking changes

• added more metrics to all platforms:
  • metric_locks retired per instr
  • metric_% Uops delivered from decoded Icache (DSB)
  • metric_% Uops delivered from legacy decode pipeline (MITE)
• dynamically detect vPMU driver support for TMA fixed events
• refactored perf-postprocess for readability
• fixed some typos