Comments (1)
Discussed with @tri-adam and did some trials - we don't appear to be affected by this due to disabling GC for the starter. The reproducer on the hpcng issue shows lsof output that includes the sandbox for CE 3.8.
Confirmed 3.7.4 does show the issue (lsof shows no sandbox)
11:15 AM $ singularity version
3.7.4
11:15 AM $ ps aux | grep runtime
dtrudg 71249 4.8 0.2 1180260 22124 pts/0 Sl 11:15 0:00 Singularity runtime parent
dtrudg 71311 0.0 0.0 221400 856 pts/1 S+ 11:15 0:00 grep --color=auto runtime
11:15 AM $ lsof -p 71249 | grep sandbox
CE 3.8.0 does not have the issue (lsof shows sandbox)
11:09 AM $ singularity version
3.8.0+36-g9c3674c96
11:09 AM $ ps aux | grep runtime
dtrudg 39800 0.4 0.2 1179820 21988 pts/0 Sl 11:08 0:00 Singularity runtime parent
dtrudg 39912 0.0 0.0 221400 856 pts/1 S+ 11:09 0:00 grep --color=auto runtime
11:09 AM $ lsof -p 39800 | grep sandbox
starter 39800 dtrudg 3r DIR 0,49 560 163 /tmp/centos7-sandbox
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