Hi I am using systemd 229 on Ubuntu 16.04.6. ubuntu@platform1:~$ systemctl --version systemd 229 +PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ -LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN But sometimes when I am trying to mask a service. I am seeing an error like below. systemctl mask hadoop-hdfs-zkfc.service Failed to activate service 'org.freedesktop.systemd1': timed out Can someone suggest what is going wrong? Thanks, Debraj _______________________________________________ systemd-devel mailing list systemd-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/systemd-devel