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Line 6:
Line 6: − + − ctr containers checkpoint looper cr0 − ctr task kill -s SIGKILL looper+ − ctr task rm looper − + + + + +
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ctr image pull docker.io/library/ubuntu:latest
ctr image pull docker.io/library/ubuntu:latest
ctr run -d docker.io/library/ubuntu:latest looper /bin/sh -c 'i=0; while true; do echo $i; i=$(expr $i + 1); sleep 1; done'
ctr run --runtime io.containerd.runc.v1 -d docker.io/library/ubuntu:latest looper /bin/sh -c 'i=0; while true; do echo $i; i=$(expr $i + 1); sleep 1; done'
Create container checkpoint
ctr containers rm looper
ctr c checkpoint --rw --task looper checkpoint/looper:20211011
Restore container from checkpoint
ctr c restore looper-1 checkpoint/looper:20211011