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IDProjectCategoryView StatusLast Update
0004221OpenFOAMBugpublic2025-03-18 11:09
Reporterjoseneto Assigned Towill  
PrioritylowSeverityminorReproducibilityalways
Status resolvedResolutionfixed 
PlatformGNU/LinuxOSOtherOS Version(please specify)
Product Version12 
Fixed in Versiondev 
Summary0004221: foamMonitor fails to live update residuals plot
DescriptionHi everyone,
I'm having the following error when I try to plot my residuals while running a case:

"/tmp/tmp.foamMonitor.TNEIuX" line 12: warning: Skipping data file with no valid points

reread
^
"/tmp/tmp.foamMonitor.TNEIuX" line 15: deprecated command

But this happens only after the gnu plot works for the first time.
Steps To Reproduce1. create a case, can be of any kind
2. run the command: foamGet residuals
3. edit the residuals file to pick the variables you want to check, in my case: fields (k nut omega p U);
4. edit the functions file to include the residuals data: #includeFunc residuals
5. run the case
6. use foamMonitor: foamMonitor -l postProcessing/residuals/0/residuals.dat &
Additional InformationOS: Ubuntu 24.04.2 LTS x86_64
Using: OpenFOAM-12 (see https://openfoam.org)
Build: 12-86e126a7bc4d

contente on /tmp/tmp.foamMonitor.cECiJ1:

set term x11 1 font "helvetica,17" linewidth 1.5 persist noraise
set logscale y
set ytics format "%1.e"
set title "Data Monitoring"
set xlabel "Time"
plot \
"postProcessing/residuals/0/residuals.dat" using 1:2 with lines title "k", \
"postProcessing/residuals/0/residuals.dat" using 1:3 with lines title "nut", \
"postProcessing/residuals/0/residuals.dat" using 1:4 with lines title "omega", \
"postProcessing/residuals/0/residuals.dat" using 1:5 with lines title "p", \
"postProcessing/residuals/0/residuals.dat" using 1:6 with lines title "Ux", \
"postProcessing/residuals/0/residuals.dat" using 1:7 with lines title "Uy"

pause 10
reread
TagsNo tags attached.

Activities

joseneto

2025-03-05 14:09

reporter   ~0013538

Added test case where I found the problem.
test_foamMonitor.zip (131,606 bytes)

will

2025-03-18 11:09

manager   ~0013548

Fixed (along with a number of other issues with foamMonitor) in dev here:

github.com/OpenFOAM/OpenFOAM-dev/commit/f6a6e48cfe01d65b50cdb95df125961def2bd55c

Issue History

Date Modified Username Field Change
2025-03-05 13:44 joseneto New Issue
2025-03-05 14:09 joseneto Note Added: 0013538
2025-03-05 14:09 joseneto File Added: test_foamMonitor.zip
2025-03-18 11:09 will Assigned To => will
2025-03-18 11:09 will Status new => resolved
2025-03-18 11:09 will Resolution open => fixed
2025-03-18 11:09 will Fixed in Version => dev
2025-03-18 11:09 will Note Added: 0013548