munin-rs

tmpfs

← Memory usage

field name
shmem — what munin.conf and the RRD call it
unit
bytes · k/M/G step by 1024, as the graph legend's do
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
tmpfs and shared memory (Shmem).
data source
localhost/localhost-memory-shmem-g.rrd · GAUGE
graphs
Memory usage · 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
40.00M60.00M80.00M100.00M120.00M140.00M00:0006:0012:0018:0024:0000:00 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=1507:30 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=1415:00 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: bytes · 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
00:0067.70M62.34M … 73.06M1564.47M
00:3066.90M61.86M … 71.94M1562.85M
01:0066.63M61.92M … 71.33M1562.86M
01:3068.77M63.41M … 74.13M1562.90M
02:0090.76M59.85M … 121.67M1568.72M
02:30112.13M83.04M … 141.21M15130.45M
03:00117.92M91.15M … 144.69M15130.02M
03:30103.20M71.05M … 135.35M15125.42M
04:0088.99M58.57M … 119.40M15125.55M
04:3088.50M57.78M … 119.21M15125.69M
05:0088.58M57.90M … 119.25M15125.72M
05:3085.85M56.96M … 114.75M15125.77M
06:0082.43M55.64M … 109.21M1584.38M
06:3079.15M55.32M … 102.98M1570.45M
07:0078.36M54.46M … 102.25M1572.34M
07:3077.96M53.86M … 102.07M1571.74M
08:0077.41M52.94M … 101.89M1567.15M
08:3077.27M52.71M … 101.84M1560.66M
09:0077.52M53.05M … 101.99M1560.73M
09:3077.96M53.80M … 102.11M1560.82M
10:0078.06M54.03M … 102.10M1560.49M
10:3078.11M54.13M … 102.08M1557.92M
11:0078.00M53.90M … 102.09M1558.37M
11:3078.02M53.99M … 102.04M1558.57M
12:0077.94M53.92M … 101.97M1558.78M
12:3077.82M53.77M … 101.86M1558.92M
13:0076.78M52.54M … 101.02M1558.94M
13:3075.44M50.91M … 99.97M1558.99M
14:0074.11M49.39M … 98.84M1559.00M
14:3074.98M49.52M … 100.43M1459.03M
15:0072.30M51.07M … 93.53M1559.05M
15:3068.32M51.91M … 84.72M1561.30M
16:0064.38M57.24M … 71.52M1561.33M
16:3062.63M59.40M … 65.86M1561.34M
17:0062.24M58.18M … 66.31M1561.37M
17:3061.69M57.11M … 66.27M1561.37M
18:0061.22M56.31M … 66.13M1561.39M
18:3061.21M56.41M … 66.01M1561.41M
19:0068.49M40.28M … 96.69M1661.43M
19:3067.67M39.72M … 95.61M1761.45M
20:0068.88M41.96M … 95.80M1861.46M
20:3064.29M56.43M … 72.14M1761.49M
21:0067.07M61.51M … 72.63M1661.51M
21:3067.91M62.09M … 73.73M1561.55M
22:0068.28M62.44M … 74.12M1561.56M
22:3068.41M62.57M … 74.25M1561.80M
23:0068.63M62.95M … 74.31M1562.27M
23:3068.47M62.91M … 74.04M1564.52M
hour × weekday (weekly model mean, server-local time — CEST, UTC+02:00)
00:0006:0012:0018:00Mon82.31M n=1294.70M n=1296.37M n=1298.27M n=1288.56M n=1289.32M n=1289.16M n=1283.96M n=1275.62M n=1267.85M n=1264.90M n=1264.97M n=12Tue76.19M n=1295.55M n=12103.08M n=1295.91M n=1279.94M n=1274.86M n=1270.94M n=1267.46M n=1173.99M n=1268.69M n=1264.13M n=1164.64M n=10Wed68.23M n=984.30M n=896.01M n=7113.47M n=6106.26M n=6100.82M n=691.67M n=681.91M n=672.22M n=766.03M n=864.29M n=961.29M n=9Thu61.38M n=975.65M n=983.69M n=989.71M n=981.83M n=981.58M n=981.49M n=980.50M n=979.15M n=980.19M n=1079.83M n=1180.15M n=12Fri73.27M n=1285.12M n=1292.01M n=12104.10M n=1299.89M n=1299.07M n=1294.06M n=1287.81M n=1283.05M n=1282.63M n=1282.89M n=1282.38M n=12Sat77.42M n=1286.09M n=1287.99M n=1294.65M n=1287.63M n=1284.61M n=1279.19M n=1273.04M n=1270.28M n=1269.58M n=1269.62M n=1269.70M n=12Sun69.20M n=1282.40M n=1287.94M n=1294.22M n=1286.88M n=1287.19M n=1287.64M n=1289.22M n=1284.92M n=1282.48M n=1278.89M n=1281.66M n=12quantile scale — each of the 8 bands holds about the same number of cells61.29M68.69M73.99M80.15M82.40M86.09M89.22M96.01M113.47M
the numbers behind this figure — 7 weekdays × 12 buckets
unit: bytes · 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
Mon82.31M n=1294.70M n=1296.37M n=1298.27M n=1288.56M n=1289.32M n=1289.16M n=1283.96M n=1275.62M n=1267.85M n=1264.90M n=1264.97M n=12
Tue76.19M n=1295.55M n=12103.08M n=1295.91M n=1279.94M n=1274.86M n=1270.94M n=1267.46M n=1173.99M n=1268.69M n=1264.13M n=1164.64M n=10
Wed68.23M n=984.30M n=896.01M n=7113.47M n=6106.26M n=6100.82M n=691.67M n=681.91M n=672.22M n=766.03M n=864.29M n=961.29M n=9
Thu61.38M n=975.65M n=983.69M n=989.71M n=981.83M n=981.58M n=981.49M n=980.50M n=979.15M n=980.19M n=1079.83M n=1180.15M n=12
Fri73.27M n=1285.12M n=1292.01M n=12104.10M n=1299.89M n=1299.07M n=1294.06M n=1287.81M n=1283.05M n=1282.63M n=1282.89M n=1282.38M n=12
Sat77.42M n=1286.09M n=1287.99M n=1294.65M n=1287.63M n=1284.61M n=1279.19M n=1273.04M n=1270.28M n=1269.58M n=1269.62M n=1269.70M n=12
Sun69.20M n=1282.40M n=1287.94M n=1294.22M n=1286.88M n=1287.19M n=1287.64M n=1289.22M n=1284.92M n=1282.48M n=1278.89M n=1281.66M n=12