Comment # 2 on bug 936321 from Anton vd haterd

I could not attach what you asked by quotes 

linux-nfs:/home/anton # systemctl status nfs
nfs.service - LSB: NFS client services
   Loaded: loaded (/etc/init.d/nfs)
  Drop-In: /run/systemd/generator/nfs.service.d
           ������50-insserv.conf-$remote_fs.conf
   Active: active (running) since ma 2015-06-29 20:31:41 CEST; 2min 48s ago
  Process: 4678 ExecStart=/etc/init.d/nfs start (code=exited, status=0/SUCCESS)
   CGroup: /system.slice/nfs.service
           ������4695 /usr/sbin/rpc.gssd -D -p /var/lib/nfs/rpc_pipefs

jun 29 20:31:41 linux-nfs rpc.gssd[4705]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4706]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4707]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4713]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4714]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4717]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4718]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4718]: ERROR: No credentials found for
connection to server...ost
jun 29 20:31:41 linux-nfs rpc.gssd[4719]: ERROR:
gssd_refresh_krb5_machine_credential: no usab...ost
jun 29 20:31:41 linux-nfs nfs[4678]: Mounting network file systems .....done
Hint: Some lines were ellipsized, use -l to show in full.

inux-nfs:/home/anton # grep nfs /etc/fstab
linux-nfs:/exports/renderfarm/  /mnt    nfs     rw 0 0 
linux-nfs:/exports/renderfarm   /home/anton/NFS nfs     defaults 0 0 
linux-nfs:/home/anton # 

linux-nfs:/home/anton # systemd-analyze blame | head
         14.176s wicked.service
          2.090s apparmor.service
          1.908s mysql.service
          1.821s apache2.service
          1.412s systemd-udev-settle.service
          1.339s postfix.service
           921ms lvm2-activation.service
           874ms ModemManager.service
           828ms lvm2-activation-early.service
           670ms polkit.service

linux-nfs:/home/anton # systemd-analyze critical-chain
The time after the unit is active or started is printed after the "@"
character.
The time the unit takes to start is printed after the "+" character.

graphical.target @1min 55.542s                                                  
������multi-user.target @1min 55.542s                                               
  ������after-local.service @1min 55.542s
    ������getty.target @1min 55.541s
      ������getty@tty1.service @1min 55.541s
        ������apache2.service @1min 53.717s +1.821s
          ������nss-lookup.target @1min 53.573s
            ������named.service @1min 53.341s +231ms
              ������remote-fs.target @1min 53.341s