Takes 101 ms to start up according to `systemd-analyze`
With Debian Sid/unstable and NetworkManager 1.14.6-2 on a modern system with SSD (AHCI) and four thread processor, according to systemd-analyze critical-chain
, NetworkManager takes 101 ms to start up.
$ journalctl -o short-precise -u NetworkManager.service -b
Apr 06 20:26:19.441626 tokeiihto systemd[1]: Starting Network Manager...
Apr 06 20:26:19.537538 tokeiihto NetworkManager[490]: <info> [1554575179.5374] NetworkManager (version 1.14.6) is starting... (for the firs
Apr 06 20:26:19.537563 tokeiihto NetworkManager[490]: <info> [1554575179.5375] Read config: /etc/NetworkManager/NetworkManager.conf (lib: n
Apr 06 20:26:19.543315 tokeiihto systemd[1]: Started Network Manager.
Apr 06 20:26:19.543412 tokeiihto NetworkManager[490]: <info> [1554575179.5433] bus-manager: acquired D-Bus service "org.freedesktop.Network
Apr 06 20:26:19.545790 tokeiihto NetworkManager[490]: <info> [1554575179.5457] manager[0x5578669bb030]: monitoring kernel firmware director
Apr 06 20:26:19.545821 tokeiihto NetworkManager[490]: <info> [1554575179.5458] monitoring ifupdown state file '/run/network/ifstate'.
Apr 06 20:26:19.621942 tokeiihto NetworkManager[490]: <info> [1554575179.6219] hostname: hostname: using hostnamed
[…]
$ systemctl cat NetworkManager.service
# /lib/systemd/system/NetworkManager.service
[Unit]
Description=Network Manager
Documentation=man:NetworkManager(8)
Wants=network.target
After=network-pre.target dbus.service
Before=network.target
[Service]
Type=dbus
BusName=org.freedesktop.NetworkManager
ExecReload=/usr/bin/dbus-send --print-reply --system --type=method_call --dest=org.freedesktop.NetworkManager /org/freedesktop/NetworkManage
#ExecReload=/bin/kill -HUP $MAINPID
ExecStart=/usr/sbin/NetworkManager --no-daemon
Restart=on-failure
# NM doesn't want systemd to kill its children for it
KillMode=process
CapabilityBoundingSet=CAP_NET_ADMIN CAP_DAC_OVERRIDE CAP_NET_RAW CAP_NET_BIND_SERVICE CAP_SETGID CAP_SETUID CAP_SYS_MODULE CAP_AUDIT_WRITE C
# ibft settings plugin calls iscsiadm which needs CAP_SYS_ADMIN
#CapabilityBoundingSet=CAP_SYS_ADMIN
ProtectSystem=true
ProtectHome=read-only
[Install]
WantedBy=multi-user.target
Also=NetworkManager-dispatcher.service
# We want to enable NetworkManager-wait-online.service whenever this service
# is enabled. NetworkManager-wait-online.service has
# WantedBy=network-online.target, so enabling it only has an effect if
# network-online.target itself is enabled or pulled in by some other unit.
Also=NetworkManager-wait-online.service
$ ls -lh /usr/sbin/NetworkManager
-rwxr-xr-x 1 root root 2,5M Feb 26 21:23 /usr/sbin/NetworkManager
Do you have an idea, why it takes so long to load and print the first message?