[prometheus-users] Inconsistent result of binary operation

Every execution of following query returns different results. go_memstats_alloc_bytes{instance="demo.robustperception.io:9090"} - go_memstats_gc_sys_bytes{instance="demo.robustperception.io:9090"} Could you tell me why? Try it here: http://demo.robustperception.io:9090/new/graph?g0.expr=go_mem

[prometheus-users] promtool, tests, missing data

Hi there, I wondering is it possible to simulate missing data in series defined in promtool tests. Lets consider following test: evaluation_interval: 1m tests: - interval: 1m input_series: - series: 'metric{}' values: 0 4 0 10 2 promql_expr_test: