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It had a serious bug - profile_period wasn't used in code at all Also, sampling frequency was a bit off - in 10 seconds of pg_sleep we lost about 1% of samples with default 10ms sampling interval
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It had a serious bug - profile_period wasn't used in code at all
Also, sampling frequency was a bit off - in 10 seconds of pg_sleep we lost about 1% of samples with default 10ms sampling interval. Now we can lose samples only due to processor working overtime