feat(workloads): add performance metrics collection for DR drill testing#4

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feat/dr-drill-workload-fixes

Commits on Apr 10, 2026

fix(workloads): use concurrent operations in r_w_q_workload, set 1M throughput

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feat(workloads): add performance metrics collection for DR drill testing

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fix(workloads): require psutil, remove /proc fallback code

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refactor(workloads): unify to single workload.py with env-var config

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refactor(workloads): delete old workload files replaced by unified workload.py

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feat(workloads): add WORKLOAD_SKIP_CLOSE to simulate unclosed clients

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perf(workloads): use perf_counter_ns for higher precision timing

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refactor(workloads): remove run_workloads.sh and dev.md

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fix(workloads): correct hdrhistogram import — module is hdrh not hdrhistogram

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fix(workloads): use get_mean_value() for hdrh API

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style(workloads): fix black formatting and setup_env.sh references

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feat(workloads): add config_multi_write_enabled to PerfResult

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fix(workloads): define multi_write variable in perf_reporter

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fix(workloads): address review findings — lazy imports, session close, histogram clamp, safe parsing

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Commits on Apr 12, 2026

fix(workloads): add perfdb, perfresults, ppcb, hdrh to cosmos cspell dictionary

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