Add TaskMax=infinity

Signed-off-by: Lantao Liu <lantaol@google.com>

cluster/gce/cloud-init/master.yaml

@@ -45,6 +45,7 @@ write_files:
       # in the kernel. We recommend using cgroups to do container-local accounting.
       LimitNPROC=infinity
       LimitCORE=infinity
+      TasksMax=infinity
       ExecStartPre=/sbin/modprobe overlay
       ExecStart=/home/containerd/usr/local/bin/containerd
 

cluster/gce/cloud-init/node.yaml

@@ -45,6 +45,7 @@ write_files:
       # in the kernel. We recommend using cgroups to do container-local accounting.
       LimitNPROC=infinity
       LimitCORE=infinity
+      TasksMax=infinity
       ExecStartPre=/sbin/modprobe overlay
       ExecStart=/home/containerd/usr/local/bin/containerd
 

contrib/systemd-units/containerd.service

@@ -16,6 +16,7 @@ LimitNOFILE=1048576
 # in the kernel. We recommend using cgroups to do container-local accounting.
 LimitNPROC=infinity
 LimitCORE=infinity
+TasksMax=infinity
 
 [Install]
 WantedBy=multi-user.target

test/e2e_node/init.yaml

@@ -44,6 +44,7 @@ write_files:
       # in the kernel. We recommend using cgroups to do container-local accounting.
       LimitNPROC=infinity
       LimitCORE=infinity
+      TasksMax=infinity
       ExecStartPre=/sbin/modprobe overlay
       ExecStart=/home/containerd/usr/local/bin/containerd