munin-rs

core 1 ⚠

← CPU usage per core

field name
cpu1 — what munin.conf and the RRD call it
unit
%
state
OK
thresholds
no warning · no critical
limits
≥ 0 — values outside this range are stored as UNKNOWN rather than clipped (rrdcreate's DS min/max)
about
Non-idle time on CPU 1, excluding iowait, as a percentage of one core.
drawn as
cpu1,100,*,100,/ — the figures below plot this, not the stored value
open anomaly
peak 26.10, expected 6.49 ± 224.07m; first seen 2026-10-12 09:30:00 UTC, last seen 2026-10-13 03:30:00 UTC
data source
localhost/localhost-cpu-percore-cpu1-d.rrd · DERIVE
graphs
CPU usage per core · zoom
24-hour profile (daily model, mean ± σ, server-local time — CEST, UTC+02:00) · the second line is the last 24 hours, ending at the marker
0.0010.0020.0030.0000:0006:0012:0018:0024:0000:00 n=1500:30 n=1501:00 n=1501:30 n=1502:00 n=1502:30 n=1503:00 n=1503:30 n=1504:00 n=1504:30 n=1505:00 n=1505:30 n=1506:00 n=1506:30 n=1507:00 n=1407:30 n=1508:00 n=1508:30 n=1509:00 n=1509:30 n=1510:00 n=1510:30 n=1511:00 n=1511:30 n=1512:00 n=1512:30 n=1513:00 n=1513:30 n=1514:00 n=1514:30 n=1515:00 n=1515:30 n=1516:00 n=1516:30 n=1517:00 n=1517:30 n=1518:00 n=1518:30 n=1519:00 n=1619:30 n=1720:00 n=1820:30 n=1721:00 n=1621:30 n=1522:00 n=1522:30 n=1523:00 n=1523:30 n=15now — the observed line to the right of this is yesterday's
the numbers behind this figure — 48 half-hour slots
unit: % · typical is the daily model's mean at that local half-hour, band its mean ∓ σ held inside the field's declared range, n the samples pooled behind it, and last 24 h what the field actually did on the same slot
slottypicalbandnlast 24 h
00:0013.273.74 … 22.801530.52
00:3013.043.44 … 22.641531.95
01:0012.312.29 … 22.341531.23
01:3011.301.22 … 21.371530.71
02:0011.211.29 … 21.141530.34
02:3011.501.58 … 21.431530.10
03:0012.943.14 … 22.751531.52
03:3013.053.18 … 22.921532.58
04:0012.883.02 … 22.741530.92
04:3011.421.55 … 21.301530.82
05:0011.331.57 … 21.101529.60
05:3012.242.33 … 22.141530.02
06:0015.54859.65m … 30.221532.03
06:3015.711.11 … 30.311530.01
07:0013.89-622.52m … 28.411430.25
07:306.805.46 … 8.151511.30
08:007.274.86 … 9.67156.32
08:306.964.82 … 9.091514.59
09:007.594.46 … 10.72156.20
09:306.944.45 … 9.431515.91
10:007.863.74 … 11.98156.48
10:307.363.91 … 10.821519.75
11:008.493.22 … 13.76157.99
11:308.083.59 … 12.581522.94
12:009.302.83 … 15.761513.38
12:309.063.21 … 14.921526.10
13:009.792.90 … 16.671518.59
13:309.683.06 … 16.301523.64
14:009.343.02 … 15.661524.50
14:3010.051.57 … 18.531514.31
15:0010.671.89 … 19.461534.96
15:3013.102.23 … 23.961527.19
16:0013.733.40 … 24.071535.23
16:3014.293.43 … 25.141531.79
17:0013.883.02 … 24.741532.43
17:3013.332.52 … 24.141535.88
18:0013.271.92 … 24.631531.69
18:3012.762.05 … 23.481536.13
19:0013.762.65 … 24.861631.19
19:3013.563.28 … 23.841733.33
20:0012.972.82 … 23.121831.60
20:3011.962.23 … 21.681730.96
21:0011.791.88 … 21.711632.14
21:3012.642.50 … 22.771531.60
22:0013.133.07 … 23.191531.05
22:3012.892.58 … 23.211531.37
23:0012.502.08 … 22.911532.58
23:3012.412.41 … 22.411531.53
hour × weekday (weekly model mean, server-local time — CEST, UTC+02:00)
00:0006:0012:0018:00Mon8.20 n=128.04 n=127.64 n=127.30 n=127.09 n=127.76 n=129.30 n=1210.87 n=1212.32 n=1212.89 n=1213.08 n=1213.02 n=12Tue13.23 n=1213.62 n=1213.42 n=1211.40 n=116.41 n=126.49 n=126.52 n=126.54 n=127.02 n=127.05 n=127.24 n=117.05 n=10Wed7.36 n=97.82 n=87.63 n=77.34 n=66.59 n=66.47 n=66.57 n=66.65 n=66.67 n=76.64 n=86.57 n=96.61 n=9Thu6.79 n=97.41 n=97.37 n=97.18 n=96.52 n=96.48 n=96.42 n=96.85 n=97.05 n=98.66 n=108.21 n=118.16 n=12Fri7.04 n=127.48 n=127.25 n=127.08 n=126.60 n=126.67 n=126.73 n=126.75 n=126.72 n=126.61 n=126.58 n=127.43 n=12Sat7.65 n=128.26 n=127.40 n=127.16 n=126.54 n=126.65 n=126.71 n=126.79 n=126.62 n=126.59 n=126.49 n=126.67 n=12Sun7.08 n=128.81 n=1210.22 n=1211.99 n=1210.27 n=128.65 n=126.51 n=127.44 n=128.46 n=128.74 n=128.54 n=128.07 n=12quantile scale — each of the 8 bands holds about the same number of cells6.416.576.656.857.187.488.2110.8713.62
the numbers behind this figure — 7 weekdays × 12 buckets
unit: % · each cell is the weekly model's mean over that local bucket, with n the samples pooled behind it — the same value and pool the coloured cell above carries
day00:0002:0004:0006:0008:0010:0012:0014:0016:0018:0020:0022:00
Mon8.20 n=128.04 n=127.64 n=127.30 n=127.09 n=127.76 n=129.30 n=1210.87 n=1212.32 n=1212.89 n=1213.08 n=1213.02 n=12
Tue13.23 n=1213.62 n=1213.42 n=1211.40 n=116.41 n=126.49 n=126.52 n=126.54 n=127.02 n=127.05 n=127.24 n=117.05 n=10
Wed7.36 n=97.82 n=87.63 n=77.34 n=66.59 n=66.47 n=66.57 n=66.65 n=66.67 n=76.64 n=86.57 n=96.61 n=9
Thu6.79 n=97.41 n=97.37 n=97.18 n=96.52 n=96.48 n=96.42 n=96.85 n=97.05 n=98.66 n=108.21 n=118.16 n=12
Fri7.04 n=127.48 n=127.25 n=127.08 n=126.60 n=126.67 n=126.73 n=126.75 n=126.72 n=126.61 n=126.58 n=127.43 n=12
Sat7.65 n=128.26 n=127.40 n=127.16 n=126.54 n=126.65 n=126.71 n=126.79 n=126.62 n=126.59 n=126.49 n=126.67 n=12
Sun7.08 n=128.81 n=1210.22 n=1211.99 n=1210.27 n=128.65 n=126.51 n=127.44 n=128.46 n=128.74 n=128.54 n=128.07 n=12