Re: Slow system boot up these days

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Am 13.04.2017 um 16:55 schrieb Terry Barnaby:
On 13/04/17 10:35, Reindl Harald wrote:


Am 12.04.2017 um 19:59 schrieb Terry Barnaby:
But SDDM takes about 20s on its own (not in the systemd-analyze) ! And
sddm is a trivial/noddy program that does not do a lot at all, should
take < 100ms. This is followed by a KDE/Plasma startup time of 50s. So
overall the Linux boot is 30s and KDE/Plasma (sddm + user login) is
70s which seems an awful lot to put an image on the background and
display a few icons ( :) ).

but SSDM does not live on it's own
it shares the disk with all other stuff
But, just starting it with "systemctl start sddm" after the system has booted to console takes a long time. Everything should have settled by then so it should mainly just be sddm pulling in libraries/files etc.

then your machine has some problem - mine is from 2011 and so not the latest hot shit

i have rotating disks and none of your problems
As a matter of interest how long does your system take to get to a SDDM login screen and then how long from this point to a fully logged in state ?
What are its system characteristics?

it's a 6 years old machine others than your s most likely it is running httpd, 2 mariadb instacnes, named, openvpn-clienbt, openvpn-server, dbmail, postfix, dovecot as proxy and a lot of other stuff all over the years while it was upgraded with yum/dnf from 2011 to F25 over the years

[root@srv-rhsoft:~]$ systemctl list-units | grep service
accounts-daemon.service loaded active running Accounts Service alsa-state.service loaded active running Manage Sound Card State (restore and store) apcupsd.service loaded active running APC UPS Power Control Daemon for Linux avahi-daemon.service loaded active running Avahi mDNS/DNS-SD Stack bandwidth.service loaded active exited Traffic-Shaping crond.service loaded active running Command Scheduler cups.service loaded active running CUPS Scheduler dbmail-imapd.service loaded active running DBMail IMAP Server dbmail-lmtpd.service loaded active running DBMail LMTP Server dbmail-timsieved.service loaded active running DBMail SIEVE Server dbus.service loaded active running D-Bus System Message Bus dhcpd-guest.service loaded active running DHCPD Guest-WLAN dhcpd-vmware.service loaded active running DHCPD VMWare dhcpd.service loaded active running DHCPD LAN disk-tuning.service loaded active exited Optimize Read-Ahead dovecot.service loaded active running Dovecot IMAP/POP3 Proxy dracut-shutdown.service loaded active exited Restore /run/initramfs on shutdown fedora-readonly.service loaded active exited Configure read-only root support guest-arrakis.service loaded active exited VMware-Guest Arrakis guest-testserver.service loaded active exited VMware-Guest Testserver haveged.service loaded active running Entropy Daemon hostapd-guest-interface.service loaded active exited Wireless-AP Guest Interface hostapd-guest.service loaded active running Wireless-AP Guest hostapd.service loaded active running Wireless-AP httpd.service loaded active running Apache Webserver io-scheduler.service loaded active exited Optimize IO-Latency iptables.service loaded active exited IPv4 firewall with iptables irqbalance.service loaded active running irqbalance daemon kmod-static-nodes.service loaded active exited Create list of required static device nodes for the current kernel lm_sensors.service loaded active exited Hardware Monitoring Sensors mdmonitor.service loaded active running Software RAID monitoring and management mpd.service loaded active running Music Player Daemon mysqld.service loaded active running MariaDB Database named.service loaded active running DNS Server network-guest-bridge.service loaded active exited Network Guest Bridge network-wan-bridge.service loaded active running Network Internet Bridge network-wlan-bridge.service loaded active exited Network LAN Bridge network.service loaded active exited LSB: Bring up/down networking ntpd.service loaded active running Network Time Service openvpn-server.service loaded active running OpenVPN Server openvpn.service loaded active running OpenVPN Client polkit.service loaded active running Authorization Manager postfix.service loaded active running Postfix MTA powersave.service loaded active exited Power-Management preload.service loaded active running Readahead Daemon pulsed.service loaded active running Pulseaudio Daemon pure-ftpd.service loaded active running Pure-FTPd Server replication.service loaded active running MariaDB Replication rngd.service loaded active running Entropy Daemon (Hardware RNG) rsyslog.service loaded active running Syslog Service rtkit-daemon.service loaded active running RealtimeKit Scheduling Policy Service sddm.service loaded active running Simple Desktop Display Manager smartd.service loaded active running Self Monitoring and Reporting Technology (SMART) Daemon smb.service loaded active running Samba SMB Daemon smokeping.service loaded active running Smokeping sshd.service loaded active running OpenSSH Server sysctl-post-network.service loaded active exited apply settings after network systemd-backlight@backlight:acpi_video0.service loaded active exited Load/Save Screen Backlight Brightness of backlight:acpi_video0 systemd-fsck-root.service loaded active exited File System Check on Root Device systemd-fsck@dev-disk-by\x2duuid-1abf071b\x2d0c78\x2d4b82\x2dbb21\x2db3dfb269afa8.service loaded active exited File System Check on /dev/disk/by-uuid/1abf071b-0c78-4b82-bb21-b3dfb269afa8 systemd-fsck@dev-disk-by\x2duuid-1de836e4\x2de97c\x2d43ee\x2db65c\x2d400b0c29d3aa.service loaded active exited File System Check on /dev/disk/by-uuid/1de836e4-e97c-43ee-b65c-400b0c29d3aa systemd-journal-flush.service loaded active exited Flush Journal to Persistent Storage systemd-journald.service loaded active running Journal Service systemd-logind.service loaded active running Login Service systemd-random-seed.service loaded active exited Load/Save Random Seed systemd-remount-fs.service loaded active exited Remount Root and Kernel File Systems systemd-sysctl.service loaded active exited Apply Kernel Variables systemd-tmpfiles-setup-dev.service loaded active exited Create Static Device Nodes in /dev systemd-tmpfiles-setup.service loaded active exited Create Volatile Files and Directories systemd-udev-trigger.service loaded active exited udev Coldplug all Devices systemd-udevd.service loaded active running udev Kernel Device Manager systemd-update-utmp.service loaded active exited Update UTMP about System Boot/Shutdown systemd-user-sessions.service loaded active exited Permit User Sessions systemd-vconsole-setup.service loaded active exited Setup Virtual Console udisks2.service loaded active running Disk Manager user@0.service loaded active running User Manager for UID 0 user@4500.service loaded active running User Manager for UID 4500 user@48.service loaded active running User Manager for UID 48 user@500.service loaded active running User Manager for UID 500 user@6000.service loaded active running User Manager for UID 6000 vmware-authentication.service loaded active exited VMware Authentication Daemon vmware-modules.service loaded active exited VMware Modules vmware-usb.service loaded active exited VMware USB Arbitration Service vmware-vmnet.service loaded active running VMware Virtual Machine Ethernet vmware.service loaded active exited VMware Workstation Service vnstat.service loaded active running vnstat traffic monitor zram.service loaded active exited Enable compressed swap in memory using zram


Anyway, I am just asking, if anyone who understands the architecture
of KDE/Plasma5 thinks the performance of this aspect will likely
improve or get worse and why KDE/Plasma5 is so much worse than
previous versions on spinning disk systems

which is not true - frankly on a proper configured system running Fedora
24/25 with plasma5 "iostat 1" most of the time shows no IO at all and if
i am not careful with my settings that below happens - the rotating
disks spin down and get waked up every few minutes and that mostly is
triggered by my muisc player loads the next track in background

Start_Stop_Count        0x0032   099   099   020    Old_age   Always
-       1154
Power_On_Hours          0x0032   099   099   000    Old_age   Always
-       1527
Power_Cycle_Count       0x0032   100   100   020    Old_age   Always
-       2
_______________________________________________
Sorry, I don't understand what is not true in my statement, I think I just asked a question?

it's not true that KDE5 got worse, not at this moment, with the F22 release it was a unusebale bunch of crap which took ages to login with no cpu or disk activity but these days are long gone

Its the boot up time I am mainly concerned with, once loaded the KDE/Plasma5 is quite responsive although parts of it does hang for periods with a lot of disk/NFS activity

NFS activity?
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