Create LinuxInit.sh

LinuxInit.sh

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+#!/bin/bash
+
+# limits
+[ -f /etc/security/limits.conf ] && LIMIT='262144' && sed -i '/^\(\*\|root\)[[:space:]]*\(hard\|soft\)[[:space:]]*\(nofile\|memlock\)/d' /etc/security/limits.conf && echo -ne "*\thard\tmemlock\t${LIMIT}\n*\tsoft\tmemlock\t${LIMIT}\nroot\thard\tmemlock\t${LIMIT}\nroot\tsoft\tmemlock\t${LIMIT}\n*\thard\tnofile\t${LIMIT}\n*\tsoft\tnofile\t${LIMIT}\nroot\thard\tnofile\t${LIMIT}\nroot\tsoft\tnofile\t${LIMIT}\n\n" >>/etc/security/limits.conf
+
+# timezone
+ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && echo "Asia/Shanghai" >/etc/timezone
+
+# systemd-journald
+sed -i 's/^#\?Storage=.*/Storage=volatile/' /etc/systemd/journald.conf
+sed -i 's/^#\?SystemMaxUse=.*/SystemMaxUse=8M/' /etc/systemd/journald.conf
+sed -i 's/^#\?RuntimeMaxUse=.*/RuntimeMaxUse=8M/' /etc/systemd/journald.conf
+systemctl restart systemd-journald
+
+# ssh
+echo -ne "# chmod 600 ~/.ssh/id_rsa\n\nHost *\n  StrictHostKeyChecking no\n  UserKnownHostsFile /dev/null\n  IdentityFile ~/.ssh/id_rsa\n" > ~/.ssh/config
+
+# nload
+echo -ne 'DataFormat="Human Readable (Byte)"\nTrafficFormat="Human Readable (Byte)"\n' >/etc/nload.conf
+
+
+