ืคึผืืึทืืคืึธืจืืข
ืื ืงืืึธืจ ืืื ืืขืจ ืืึธื ืืืืืื ื ืืื ืืขืืืขื ืฆื ื ืืฆื Red Hat Enterprise Linux CoreOS (ืึท ืืืึทืจืืึทื ื ืคืื Red Hat Enterprise Linux) ืืื CRI-O ืืื ืืขืจ ื ืึธืจืืึทื, ืืื ืืึธ ืก ืืืึธืก ...
ืืื ื ืื ืืขืืข ืคืื โโืืขืคืืจื ืืื ืืืืขืจ ืืื ืคึฟืึทืจ ืืขืจืืืืื ื ืึทื ืึทืืึธืืื ืืืขื ืืขืจืงืืขืจื ืื ืึทืจืืขื ืคืื ืงืืืขืจื ืขืืขืก ืืื ืงืึทื ืืืื ืขืจื, ืืึธืืืจ ืคึผืจืืืืจื ืฆื ืจืขืื ืืืขืื ืื ืืขืฉืขืคื ืคึผืจืึธืืืขืืก ืืืึธืก CoreOS ืืื CRI-O ืกืึธืืืืข, ืืื ืึท ืืืืฉืคึผืื
ืืืฆื ืืืึทืืืฉืึทื ืืืื ืืจืื ืขื ืืื ืฆื ืืึธื ืื ืึทืจืืขื ืคึฟืึทืจ 20 ืคืึทืจืฉืืืขื ืข ืฉืืฃ ืืึธืืขืืก (ืงืืืขืจื ืขืืขืก ืืืขืจืกืืขืก) ืืื ืคึฟืึทืจ ืคืื ืฃ ืคืึทืจืฉืืืขื ืข ืคึผืืึทื ืึทืฅ ืืื ืืึธืจ ืคืึทืจืฉืืืขื ืข ืื ืงืขืจืึทื ืฅ ืืื ืืืื ืื (ืืืึธืืงื ืคึผืจืึทืืืืืืขืจื). ืืื ืืขืจืฆื, ืขืก ืืื ืคืืจืืื ืื ืึทื ืึทืืข ืฉืืคื (ืึธืคึผืขื ืฉืืคื ืงืืึทืกืืขืจื), ืจืึทืืึทืจืืืึทืก ืคืื ืื ืคึผืืึทื ืึทืฅ ืืืืฃ ืืืึธืก ื ืึทืืืืืึทืฆืืข ืืื ืืืจืืืขืงืึธืื, ืคืื ืื ืคืื ื ืคืื ืืืื ืื ื ืคืื ืื ืงืึทืคึผืืึทื ื (ืึธืคึผืขืจืืืืขืจื ืืืึธืก ืคืืจื ืื ืึธืคึผืขืจืึทืฆืืข ืคืื โโืื ืงืืึทืกืืขืจื) ืคืืจื ืื ืืขืืืข. ืฆื ืคืึธืจืืขืฆื ืื ืืึทืจืืืืืข ืึทื ืึทืืึทืืืฉื, ืฉืืฃ ืงืึทืคึผืืึทื ื ืืึธื ื ืื ืืึธืจืื ืืืึธืก ืืื ืคืื ืจืืืื ื ืืืึทืงืก (CRI-O) ืืขื ืขื ืืขื ืืฆื ืืืืฃ ืืืืขืจ ืฉืืคื - ืื ืืืืคึผื ืืึทื ืคึฟืึทืจ ืืื ืืื ืึทื ืื ืืืึทืงืก ืืขื ืขื ืฉืืึทืจืง ืืื ืคืึทืจืืึธืืืขื.
OpenShift 4, ืืื ืึท ืืืึธืืงื ืคึผืืึทืืคืึธืจืืข, ืคืืืกืื ืึท ืืืืขืจ ืขื ืืขื ืืขืฉืขืคื ืึทืจืืืกืจืืคื. ื ืื ื ืึธืืื ืืืื ืืืื ืืืฉืืคื ืืื ืืขืจ ืฆืืื ืคืื ืฉืึทืคืื ื ืคืื ืงื ืืื, ืืื ืื ืคืึทื ืคืื ืึท ืืืจืืคืึทื ืืื ืืืื ืขืจ ืคืื ืื ื ืึธืืื ืึธืืขืจ ืืืขื ืกืงืืืืื ื ืื ืงื ืืื. ืืืขื ืึท ื ืืึทืข ื ืึธืืข ืืื ืืืฉืืคื ืืื ืื ืืืืึทืืืืื, ืงืจืืืืฉ ืืึทืืขืืึธืก ืงืึทืืคึผืึธืื ืึทื ืฅ, ืึทืจืืึทื ืืขืจืขืื ื CRI-O, ืืืื ืืืื ืงืึทื ืคืืืืขืจื ืึทืงืึธืจืืื ืืื. ืืื ืืื ืึทืืข ืื ืืขืจืข ืคึผืจืึธืืืงืฆืืข, "ืจืื ืืึทืืขืจืืึทืืก" ืืืื ืืืื ืกืึทืคึผืืืื ืืื ืื ืึธื ืืืื. ืืื ืืขื ืคืึทื ืคืื ืฉืืคื, ืื ืจืื ืืึทืืขืจืืึทืืก ืืขื ืขื ืืขืืึทื ืืื ืืึธืืฅ. ืึธืืขืจ, ืืื ืืขื ืคืึทื ืคืื ืงืจืืืืืื ื ืึท ืืึทืืขืืึธืก ืคึฟืึทืจ ืืืคึผืืืืื ื ืงืึทื ืืืื ืขืจื ืืื ืึทื OpenShift 4 ืงื ืืื, ืืืจ ืืึทืจืคึฟื ืฆื ืืึธืื ืงืึทื ืคืืืืขืจืืืฉืึทื ืืขืงืขืก ืืื ืึทืคึผื-ืฆืืืขืฉืืขืื ืกืขืจืืืขืจืก ืืื ืึทืจืืึทื ืฉืจืืึทื. OpenShift ืืืขื ืืขืจืืืขืจ ืฆืืฉืืขืื ืื ืคืืจืืื ืื ืืืจืื ืคืื ืึธืืึทืืืืฉืึทื ืืืืขืจ ืื ืืื ืฆืข ืืขืื ืฆืืงื, ืคืึธืจืฉืืึธืื ืื ื ืืืืืง ืคึผืจืึธืืืงื ืฉืืืฆื ืฆื ืกืืฃ ื ืืฆืขืจืก ืืื ืึทืืื ืจืืงืืคึผืื ื ืื ืื ืืืขืกืืึทื ื ืืื ืืขืจ ืคึผืืึทืืคืึธืจืืข.
OpenShift 4 ืืื ืืขืืืขื ืืืฉืืคื ืืื ืึทืืึท ืึท ืืืขื ืฆื ืฆืืฉืืขืื ืื ืคืืืืงืืื ืฆื ืงืึทื ืืืื ืืึทื ืืื ืืขืจืืืึทื ืืืงื ืื ืกืืกืืขื ืืืืขืจ ืื ืืื ืฆืข ืืขืื ืฆืืงื ืคืื ืืขืจ ืคึผืืึทืืคืึธืจืืข (ืคึฟืึทืจ ืืืขืจืกืืขืก 4.X) ืคึฟืึทืจ ืึทืืข ืืืืคึผื ืืืึธืืงื ืงืึทืืคึผืืืืื ื ืคึผืจืึทืืืืืืขืจื, ืืืืจืืืึทืืืืึทืืืึธื ืคึผืืึทืืคืึธืจืืก ืืื ืืคืืื ื ืึทืงืขื ืืขืืึทื ืกืืกืืขืืขื. ืฆื ืืึธื ืืึธืก, ื ืึธืืื ืืืื ืืืื ืืืฉืืคื ืืืืฃ ืื ืืงืขืจ ืคืื ืื ืืขืจืืฉืืื ืืืฉืึทืืึทื ืขืืขืืขื ืื. ืืืขื ืึท ืงื ืืื ืจืืงืืืืืขืจื ืึท ื ืืึทืข ืืืขืจืกืืข ืคืื โโโโืงืืืขืจื ืขืืขืก, ืขืก ืืืื ืืืงืืื ืื ืงืึธืจืึทืกืคึผืึทื ืืื ื ืืืขืจืกืืข ืคืื โโโโCRI-O ืืืืฃ CoreOS. ืืื ื ืื CRI-O ืืืขืจืกืืข ืืื ืืืื ืืืืึทื ืฆื Kubernetes, ืืึธืก ืกืืืคึผืืึทืคืืื ืืืืขืจ ืคึผืขืจืืืืืืืฉืึทื ื ืคึฟืึทืจ ืืขืกืืื ื, ืืจืึธืืืืขืฉืึธืึธืืื ื ืึธืืขืจ ืฉืืืฆื ืฆืืืขืงื. ืืื ืึทืืืฉืึทื, ืืขื ืฆืืืึทื ื ืจืึทืืืกืึทื ืงืึธืก ืคึฟืึทืจ ืกืืฃ ืืืืขืจื ืืื Red Hat.
ืืึธืก ืืื ืึท ืคืื ืืึทืืขื ืืึทืื ื ืืึทืข ืืืขื ืคืื ืืจืืืื ืืืขืื Kubernetes ืงืืึทืกืืขืจื ืืื ืืืื ืืขื ืืกืื ืคึฟืึทืจ ืคึผืืึทื ืืจืื ื ืขืืืขืืข ืืืืขืจ ื ืืฆืืง ืืื ืงืึทืืคึผืขืืื ื ื ืืึท ืคึฟืขืึดืงืืืื. CRI-O (Container Runtime Interface - Open Container Initiative, ืึทืืจืืืืืืืืื CRI-OCI) ืืื ืืขืืืขื ืื ืืขืจืกื ืืขืจืึธืื ืืจืืจื ืคึฟืึทืจ ืื ืืึทืกืข ืฉืึทืคืื ื ืคืื ื ืึธืืื ืืืึธืก ืืขื ืขื ื ืืืืืง ืฆื ืึทืจืืขืื ืืื OpenShift. CRI-O ืืืขื ืคืึทืจืืืึทืื ืื ืคืจืืขืจ ืืขืืืืื ื ืืึธืงืงืขืจ ืืึธืืึธืจ, ืืืึธืก ืึธืคืคืขืจืก OpenShift ืืืืขืจื
ืื ืืืขืื ืคืื ืขืคืขื ืขื ืงืึทื ืืืื ืขืจื
ืื ืืืขืื ืืื ืฉืืื ืืึทื ื ืืขืืื ืืขื ืฆื ืขืคืขื ืขื ืงืึทื ืืืื ืขืจื. ืฆื ืืื Kubernetes, ืึธืืขืจ ืืื ื ืืืขืจืืงืขืจ ืืขืืืขืืก,
ืขืก ืึทืืข ืกืืึทืจืืขื ืืื ืื ืฉืึทืคืื ื ืคืื ืื Open Containers Initiative
ืื Kubernetes ืงืื ืืขืืึธืื ืืขืืืขืืึธืคึผืขื ืึท ืืืื ื ืึธืจืืึทื ืคึฟืึทืจ ืึท ืคึผืืึทืืึทืืึทื ืฆืืืื ื, ืืขืจืืคื
ืขื ืืืฉืึทื ืืจื ืืื Red Hat ืืื Google ืืขืืขื ืึท ืืึทืจืง ื ืืื ืคึฟืึทืจ ืึท ืงืึทื ืืืื ืขืจ ืืึธืืึธืจ ืืืึธืก ืงืขื ืึธื ื ืขืืขื Kubelet ืจืืงืืืขืก ืืืืขืจ ืื CRI ืคึผืจืึธืืึธืงืึธื ืืื ืืึทืงืขื ืขื ืงืึทื ืืืื ืขืจื ืืืึธืก ืืขื ืขื ืงืึทืืคึผืึทืืึทืืึทื ืืื ืื OCI ืกืคึผืขืกืึทืคืึทืงืืืฉืึทื ื ืืขืจืืื ื ืืืืื. ืึทืืื
ืคืื. 1.
ืืืืขืฉ ืืื CRI-O ืืื CoreOS
ืืื ืื ืงืึทืืขืจ ืคืื ืื OpenShift 4 ืคึผืืึทืืคืึธืจืืข, ืขืก ืืื ืืขืืืื
ืืืึทืจืื, ืืื ืืื ืืึธืก?
ืึทื ืก ืจืขืื, ืืื ืื ืึทืืืืขื ื ืคืื OpenShift 4, ืขืก ืืื ื ืื ืืขืจ ืึท ื ืืื ืฆื ืคืึทืจืืื ืื ืฆื ืืืื ืืื ืืช ืืื ืื ืกืืึทืืืจื ืึท ืงืึทื ืืืื ืขืจ ืืึธืืึธืจ, ืงืึทื ืคืืืืขืจ ืกืืึธืจืืืืฉ, ืงืึทื ืคืืืืขืจ ืืืื ืกืขืจืืืขืจืก ืึธืืขืจ ืงืึทื ืคืืืืขืจ ืึท ื ืขืฅ. ืื OpenShift 4 ืคึผืืึทืืคืึธืจืืข ืืื ืืึธืจ ืจืืืืืืื ื ืฆื ื ืืฆื ืื
Kubernetes ืืื ืฉืืขื ืืืง ืขืจืืืืื ืืืืขืจื ืฆื ืคืืจื ืึทืคึผืืึทืงืืืฉืึทื ื ืืืจื ืืืคืืื ืื ื ืื ืืขืืขืื ืฉืืึทื ืืื ื ืืฆื
ืืืจื ื ืืฆื ืึธืคึผืขืจืืืืขืจื ืืื ืืขืจ ืคึผืืึทืืคืึธืจืืข, OpenShift 4 ืืจืขื ืื ืืขื ื ืืึทืข ืคึผืึทืจืึทืืืื (ื ืืฆื ืืขื ืืึทืืจืืฃ ืคืื ืฉืืขืื ืืื ืคืึทืงืืืฉ ืฉืืึทื) ืฆื ืื ืคืึทืจืืืึทืืืื ื ืคืื RHEL CoreOS ืืื CRI-O. ืื ืืึทืกืงืก ืคืื ืงืึทื ืคืืืืขืจืื ื ืืื ืึธื ืคืืจืื ื ืืืขืจืกืืขืก ืคืื ืื ืึธืคึผืขืจืืืืื ื ืกืืกืืขื ืืื ืงืึทื ืืืื ืขืจ ืืึธืืึธืจ ืืขื ืขื ืึธืืึทืืืืืื ืืื ืื ืึทืืื ืืขืจืืคืขื ืข
ืคืืืกื ืืืง ืงืึทื ืืืื ืขืจื
ืืืืขืจื ืืึธืื ืื ืืขืืขืื ืืืื ืฆื ื ืืฆื ืื CRI-O ืืึธืืึธืจ ืืื ืื OpenShift ืคึผืืึทืืคืึธืจืืข ืืื ื ืืืขืจืกืืข 3.7 ืืื ืื ืืขืง ืคึผืจืืืืื ืกืืึทืืืก ืืื ืคึฟืื ืืืขืจืกืืข 3.9 ืืื ืื ืึทืืืขืืืื ืข ืื ืืืฆื ืกืืึทืืืก (ืืขืจืืืืึทื ืืขืฉืืืฆื). ืืื ืืขืจืฆื, Red Hat ืืึทืกืืืืื ื ืืฆื
ืจืืืก. 2. ืืื ืงืึทื ืืืื ืขืจื ืึทืจืืขื ืืื ืึท ืงืืืขืจื ืขืืขืก ืงื ืืื
CRI-O ืกืืืคึผืืึทืคืืื ืื ืฉืึทืคืื ื ืคืื ื ืืึท ืงืึทื ืืืื ืขืจ ืืึธืกืฅ ืืืจื ืกืื ืืงืจืึทื ืืื ืื ืืื ืฆืข ืฉืคึผืืฅ ืืืจืื ืืืขื ืื ืืืืึทืืืืื ื ื ืืึท ื ืึธืืื ืืื ืืืขื ืจืืืืกืื ื ื ืืึทืข ืืืขืจืกืืขืก ืคืื ืื OpenShift ืคึผืืึทืืคืึธืจืืข. ืจืขืืืืืืข ืคืื โโืื ืืื ืฆืข ืคึผืืึทืืคืึธืจืืข ืึทืืึทืื ืืจืึทื ืกืึทืงืืืึธื ืึทื ืืขืจืืืึทื ืืืงืื ืืขื / ืจืึธืืืืึทืงืงืก, ืืื ืืืื ืคึผืจืืืืขื ืฅ ืืขืืืึธืงืงืก ืืื ืืืคึผืขื ืืึทื ืกืื ืฆืืืืฉื ืื ืงืึทื ืืืื ืขืจ ืขืง ืืึทืจืฅ, ืงืึทื ืืืื ืขืจ ืืึธืืึธืจ, ื ืึธืืื (ืงืืืขืืขืฅ) ืืื ืื ืงืืืขืจื ืขืืขืก ืืืจ ื ืึธืืข. ืืืจื ืฆืขื ืืจืื ืึธื ืคืืจืื ื ืคืื ืึทืืข ืคึผืืึทืืคืึธืจืืก ืงืึทืืคึผืึธืื ืึทื ืฅ, ืืื ืงืึธื ืืจืึธื ืืื ืืืขืจืกืืข, ืขืก ืืื ืฉืืขื ืืืง ืึท ืงืืึธืจ ืืืขื ืคืื ืฉืืึทื ื ืฆื ืฉืืึทื ื. ืืึธืก ืกืืืคึผืืึทืคืืื ืื ืืขืจืืืึทื ืืืงื ืคึผืจืึธืฆืขืก, ืืืคึผืจืืืื ืืืืขืจืืืื, ืืืคึผืจืืืื ืคืึธืจืฉืืขืืื ื ืจืืคึผืึธืจืืื ื, ืืื ืืขืืคึผืก ืจืขืืืฆืืจื ืื ืงืึธืก ืคืื ืืขืจืืืึทื ืืืงืื ืืขื ืืื ืื ืกืืึทืืืืฉืึทื ื ืคืื ื ืืึทืข ืืืขืจืกืืขืก .
ืืขืืึทื ืกืืจืืืืื ื ืื ืืึทืื ืคืื ืคืึทืจืืืึทื ืขืืขืืขื ืื
ืืื ืคืจืืขืจ ืืขืจืืื ื, ื ืืฆื ืื ืืึทืฉืื ืงืึธื ืคืื ืึธืคึผืขืจืึทืืึธืจ ืฆื ืคืืจื ืื ืงืึทื ืืืื ืขืจ ืืึทืืขืืึธืก ืืื ืงืึทื ืืืื ืขืจ ืืึธืืึธืจ ืืื OpenShift 4 ืืื ืึท ื ืืึทืข ืืืจืื ืคืื ืึธืืึทืืืืฉืึทื ืืืึธืก ืืื ืืขืืืขื ื ืื ืืื ืึทืืขืจ ืืขืืืขื ืืืืฃ ืื Kubernetes ืคึผืืึทืืคืึธืจืืข. ืฆื ืืึทืืืืึทืื ืื ื ืืึทืข ืคึฟืขืึดืงืืืื, ืืืจ ืืืขื ืืืืึทืื ืืื ืืืจ ืงืขื ืขื ืืึทืื ืขื ืืขืจืื ืืขื ืฆื ืื crio.conf ืืขืงืข. ืฆื ืืืกืืืืื ืฆืขืืืฉื ืืืจื ืืขืจืืื ืึธืืึธืืืข, ืคึผืจืืืืจื ืฆื ืคืึธืงืืก ืืืืฃ ืื ืจืขืืืืืึทืื.
ืขืจืฉืืขืจ, ืืึธืื ืืื ืื ืืึทืื ืืืึธืก ืืื ืืขืจืืคื ืึท ืงืึทื ืืืื ืขืจ ืจืื ืืืืข ืงืึทื ืคืืืืขืจืืืฉืึทื - Container Runtime Config. ืืจืึทืืื ืคืื ืขืก ืืื ืึท Kubernetes ืืืื ืืืึธืก ืจืขืคึผืจืึทืืขื ืฅ ืื ืงืึทื ืคืืืืขืจืืืฉืึทื ืคึฟืึทืจ CRI-O. ืืื ืคืึทืงื, ืขืก ืืื ืึท ืกืคึผืขืฉืึทืืืืื ืืืขืจืกืืข ืคืื โโโโืขืคึผืขืก ืืขืจืืคื MachineConfig, ืืืึธืก ืืื ืงืืื ืงืึทื ืคืืืืขืจืืืฉืึทื ืืืึธืก ืืื ืืืคึผืืืื ืฆื ืึท RHEL CoreOS ืืึทืฉืื ืืื ืึท ืืืื ืคืื ืึทื OpenShift ืงื ืืื.
ืืขืจ ืื ืื ืืืื, ืืขืจืืคึฟื ContainerRuntimeConfig, ืืื ืืืฉืืคื ืฆื ืืึทืื ืขืก ืืจืื ืืขืจ ืคึฟืึทืจ ืงื ืืื ืึทืืืื ืืกืืจืึทืืึธืจืก ืฆื ืงืึทื ืคืืืืขืจ CRI-O. ืืขืจ ืืขืฆืืึทื ืืื ืฉืืึทืจืง ืืขื ืื ืึทื ืขืก ืงืขื ืขื ืืืื ืืขืืืขื ืื ืืืืื ืฆื ืืืืขืจ ื ืึธืืื ืืืคึผืขื ืืื ื ืืืืฃ ืื ืกืขืืืื ืืก ืคืื MachineConfigPool. ืืจืึทืืื ืคืื ืขืก ืืื ืึท ืืจืืคึผืข ืคืื โโืืืฉืื ืขื ืืืึธืก ืืื ืขื ืื ืืขืืืข ืฆืื.
ืืึทืืขืจืงื ืื ืืขืฆืืข ืฆืืืื ืฉืืจืืช ืืืึธืก ืืืจ ืืืขืื ืืืืฉื ืืื ืื /etc/crio/crio.conf ืืขืงืข. ืื ืฆืืืื ืฉืืจืืช ืืขื ืขื ืืืืขืจ ืขื ืืขื ืฆื ืื ืฉืืจืืช ืืื ืื crio.conf ืืขืงืข, ืืื ืืขื ืขื:
vi ContainerRuntimeConfig.yaml
ืืกืงื ื:
apiVersion: machineconfiguration.openshift.io/v1
kind: ContainerRuntimeConfig
metadata:
name: set-log-and-pid
spec:
machineConfigPoolSelector:
matchLabels:
debug-crio: config-log-and-pid
containerRuntimeConfig:
pidsLimit: 2048
logLevel: debug
ืืืฆื ืืึธืื ืืื ืื ืฉืืืคึผื ืืขื ืืขืงืข ืฆื ืื Kubernetes ืงื ืืื ืืื ืงืึธื ืืจืึธืืืจื ืึทื ืขืก ืืื ืคืืงืืืฉ ืืืฉืืคื. ืืืืข ืืึธื ืึทื ืื ืึธืคึผืขืจืึทืฆืืข ืืื ืคึผืื ืงื ืื ืืขืืืข ืืื ืืื ืงืืื ืื ืืขืจืข Kubernetes ืืืื:
oc create -f ContainerRuntimeConfig.yaml
oc get ContainerRuntimeConfig
ืืกืงื ื:
NAME AGE
set-log-and-pid 22h
ืึทืืึธื ืืืจ ืืึธืื ืืืฉืืคื ืื ContainerRuntimeConfig, ืืืจ ืืึทืจืคึฟื ืฆื ืืึธืืืคืืฆืืจื ืืืื ืขืจ ืคืื ืื MachineConfigPools ืฆื ืกืืื ืึทื ืฆื Kubernetes ืึทื ืืืจ ืืืืื ืฆื ืฆืืืืืื ืืขื ืงืึทื ืคืืืืขืจืืืฉืึทื ืฆื ืึท ืกืคึผืขืฆืืคืืฉ ืืจืืคึผืข ืคืื โโืืืฉืื ืขื ืืื ืืขื ืงื ืืื. ืืื ืืขื ืคืึทื, ืืืจ ืืืืฉื ืื MachineConfigPool ืคึฟืึทืจ ืื ืืขื ื ืึธืืื:
oc edit MachineConfigPool/master
ืืกืงื ื (ืคึฟืึทืจ ืงืืขืจืืื, ืื ืืืืคึผื ืขืกืึทื ืก ืืื ืืื ืงืก):
...
metadata:
creationTimestamp: 2019-04-10T23:42:28Z
generation: 1
labels:
debug-crio: config-log-and-pid
operator.machineconfiguration.openshift.io/required-for-upgrade: ""
...
ืืื ืืขื ืคืื ื, MCO ืืืืื ืฆื ืฉืึทืคึฟื ืึท ื ืืึทืข crio.conf ืืขืงืข ืคึฟืึทืจ ืืขื ืงื ืืื. ืืื ืืขื ืคืึทื, ืื ืืึธืจ ืคืึทืจืืืง ืงืึทื ืคืืืืขืจืืืฉืึทื ืืขืงืข ืงืขื ืขื ืืืื ืืืืื ืืื ืื Kubernetes API. ืืขืืขื ืงื, ContainerRuntimeConfig ืืื ืืืืื ืึท ืกืคึผืขืฉืึทืืืืื ืืืขืจืกืืข ืคืื โโMachineConfig, ืึทืืื ืืืจ ืงืขื ืขื ืืขื ืื ืจืขืืืืืึทื ืืืจื ืงืืงื ืืื ืื ืืึทืืืึทืืืง ืฉืืจืืช ืืื MachineConfigs:
oc get MachineConfigs | grep rendered
ืืกืงื ื:
rendered-master-c923f24f01a0e38c77a05acfd631910b 4.0.22-201904011459-dirty 2.2.0 16h
rendered-master-f722b027a98ac5b8e0b41d71e992f626 4.0.22-201904011459-dirty 2.2.0 4m
rendered-worker-9777325797fe7e74c3f2dd11d359bc62 4.0.22-201904011459-dirty 2.2.0 16h
ืืืืข ืืึธื ืึทื ืื ืจืืืึทืืืื ื ืงืึทื ืคืืืืขืจืืืฉืึทื ืืขืงืข ืคึฟืึทืจ ืื ืืขื ื ืึธืืื ืืื ืืขืืืขื ืึท ื ืืึทืขืจ ืืืขืจืกืืข ืืื ืื ืึธืจืืืื ืขื ืงืึทื ืคืืืืขืจืืืฉืึทื ื. ืฆื ืืขื ืขืก, ืืืืคื ืื ืคืืืืขื ืืข ืืึทืคึฟืขื. ืืื ืคืืจืืื, ืืืจ ืืึธื ืึทื ืืึธืก ืืื ืืึธืืขืจ ืืืื ืขืจ ืคืื ืื ืืขืกืืขืจ ืืืื-ืืืื ืขืจื ืืื ืืขืจ ืืขืฉืืืืข ืคืื โโืงืืืขืจื ืขืืขืก:
python3 -c "import sys, urllib.parse; print(urllib.parse.unquote(sys.argv[1]))" $(oc get MachineConfig/rendered-master-f722b027a98ac5b8e0b41d71e992f626 -o YAML | grep -B4 crio.conf | grep source | tail -n 1 | cut -d, -f2) | grep pid
ืืกืงื ื:
pids_limit = 2048
ืืืฆื ืืึธืื ืืื ืื ืืึทืื ืืืืขืจ ืึทื ืื ืงืึทื ืคืืืืขืจืืืฉืึทื ืืื ืืขืืืขื ืื ืฆื ืึทืืข ืืขื ื ืึธืืื. ืขืจืฉืืขืจ ืืืจ ืืึทืงืืืขื ืึท ืจืฉืืื ืคืื ื ืึธืืื ืืื ืืขื ืงื ืืื:
oc get node | grep master
Output:
ip-10-0-135-153.us-east-2.compute.internal Ready master 23h v1.12.4+509916ce1
ip-10-0-154-0.us-east-2.compute.internal Ready master 23h v1.12.4+509916ce1
ip-10-0-166-79.us-east-2.compute.internal Ready master 23h v1.12.4+509916ce1
ืืืฆื ืืึธืื ืก ืงืืง ืืื ืื ืืื ืกืืึทืืืจื ืืขืงืข. ืืืจ ืืืขื ืืขื ืึทื ืื ืืขืงืข ืืื ืืขืจืืืึทื ืืืงื ืืื ืื ื ืืึทืข ืืืึทืืืขืก ืคึฟืึทืจ ืื ืคึผืื ืืื ืืืืึทื ืืืืจืขืงืืืืื ืืืึธืก ืืืจ ืกืคึผืขืฆืืคืืฆืืจื ืืื ืื ContainerRuntimeConfig ืืืื. ืขืืขืืึทื ืกืข ืืื:
oc debug node/ip-10-0-135-153.us-east-2.compute.internal โ cat /host/etc/crio/crio.conf | egrep 'debug||pidโ
ืืกืงื ื:
...
pids_limit = 2048
...
log_level = "debug"
...
ืึทืืข ืื ืขื ืืขืจืื ืืขื ืฆื ืืขื ืงื ืืื ืืขื ืขื ืืขืืืื ืึธื ืืคืืื ืคืืืกื ืืืง SSH. ืึทืืข ืึทืจืืขื ืืื ืืืจืืืขืงืึธืื ืืืจื ืึทืงืกืขืก ืื ืงืืืขืจืขื ืืขืก ืืขื ื ืึธืืข. ืึทื ืืื, ืื ื ืืึทืข ืคึผืึทืจืึทืืขืืขืจืก ืืขื ืขื ืงืึทื ืคืืืืขืจื ืืืืื ืืืืฃ ืืขื ื ืึธืืื. ืื ืึทืจืืขืืขืจ ื ืึธืืื ืืึธืื ื ืืฉื ืืขืืืื, ืืืึธืก ืืขืืึทื ืกืืจืืืฅ ืื ืืขื ืขืคืืฅ ืคืื ืื Kubernetes ืืขืืึทืืึทืืึทืืืฉื ืคืื ื ืืฆื ืกืคึผืขืกืืคืืขื ืืื ืคืึทืงืืืฉ ืฉืืึทืื ืืื ืืึทืฆืืื ื ืฆื ืงืึทื ืืืื ืขืจ ืืื ืืช ืืื ืงืึทื ืืืื ืขืจ ืขื ืืืฉืึทื ื ืืื ืื ืืขืจืืฉืืื ืืืฉืึทืืึทื ืขืืขืืขื ืื.
ืืขืจ ืืืืฉืคึผืื ืืืืื ืืืืืื ืื ืคืืืืงืืื ืฆื ืืึทืื ืขื ืืขืจืื ืืขื ืฆื ืึท ืงืืืื OpenShift Container Platform 4 ืงื ืืื ืืื ืืจืื ืคึผืจืึธืืืงืฆืืข ื ืึธืืื ืึธืืขืจ ืึท ืจืืืืง ืคึผืจืึธืืืงืฆืืข ืงื ืืื ืืื 3000 ื ืึธืืื. ืืื ืงืืื ืคืึทื, ืื ืกืืืข ืคืื โโโโืึทืจืืขื ืืืขื ืืืื ืื ืืขืืืข - ืืื ืืืืขืจ ืงืืืื - ื ืึธืจ ืงืึทื ืคืืืืขืจ ืื ContainerRuntimeConfig ืืขืงืข ืืื ืืืืฉื ืืืื ืคืืจืืข ืืื MachineConfigPool. ืืื ืืืจ ืงืขื ืขื ืืึธื ืืึธืก ืืื ืงืืื ืืืขืจืกืืข ืคืื โโโโืื OpenShift Container Platform 4.X ืคืืืกื ืืืง Kubernetes ืืืืขืจ ืืืื ืืืืคืกืืืง.
ืึธืคื ืืขืื ืึธืืึธืืืข ืงืึธืืคึผืึทื ืืขืก ืืืืึทืืื ืึทืืื ืืขืฉืืืื ื ืึทื ืืืจ ืงืขื ืขื ื ืืฉื ืืขืจืงืืขืจื ืืืึธืก ืืืจ ืงืืืึทืื ืืืืขืจ ืืขืงื ืึทืืึทืืืฉืื ืคึฟืึทืจ ืื ืึทื ืืขืจืืืืื ื ืงืึทืืคึผืึธืื ืึทื ืฅ. ืงืึทื ืืืื ืขืจ ืขื ืืืฉืึทื ื ืืึธืื ืืืกืืึธืจืืงืื ืืขืืืขื ืืขืจ ืงืึธืืคึผืึธื ืขื ื ืืื ืืืึธืก ื ืืฆืขืจืก ืื ืืขืจืึทืงื ืืื ืืืืึทื. ืืื ื ืื ืคึผืึธืคึผืืืึทืจืืืขื ืคืื ืงืึทื ืืืื ืขืจื ืืขืืืืื ืืืขื ืื ืืขืืืืื ืืื ืื ืึทืืืืขื ื ืคืื ืงืึทื ืืืื ืขืจ ืขื ืืืฉืึทื ื, ื ืืฆืขืจืก ืึธืคื ืืืืึทืื ืืื ืืขืจืขืก ืืื ืืื. ืืึธืก ืืื ืื ืื ืืขืจ ืกืืื ืืืึธืก Red Hat ืืืืกืืขืจืืืืืื CRI-O. ืงืึทื ืืืื ืขืจื ืืขื ืขื ืืืืึทืืืืื ื ืืื ืื ืคืึธืงืืก ืืืฆื ืืืืฃ ืึธืจืืฉืขืกืืจืึทืืืึธื, ืืื ืืืจ ืืึธืื ืืขืคึฟืื ืขื ืึทื CRI-O ืืื ืื ืืขืกืืขืจ ืืขืจืคืึทืจืื ื ืืืขื ืืจืืขืื ืืื OpenShift 4.
ืืงืืจ: www.habr.com