6bbb48fad
Denys Vlasenko
2016-10-14
Subject
examples: update var_service/README again
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examples/var_service/README+54 -0
| @@ -180,3 +180,57 @@ for non-trivial installations. | |
| var_service/ntpd | |
| Examples of typical network daemons. | |
| + | |
| + | |
| + | Process tree |
| + | |
| + | Here is an example of the process tree from a live system with these services |
| + | (and a few others). An interesting detail are ftpd and vpnc services, where |
| + | you can see only logger process. These services are "downed" at the moment: |
| + | their daemons are not launched. |
| + | |
| + | PID TIME COMMAND |
| + | 553 0:04 runsvdir -P /var/service |
| + | 561 0:00 runsv sshd |
| + | 576 0:00 svlogd -tt /var/log/service/sshd |
| + | 589 0:00 /usr/sbin/sshd -D -e -p22 -u0 -h /var/service/sshd/ssh_host_rsa_key |
| + | 562 0:00 runsv dhcp_eth0 |
| + | 568 0:00 svlogd -tt /var/log/service/dhcp_eth0 |
| + | 850 0:00 udhcpc -vv --foreground --interface=eth0 |
| + | --pidfile=/var/service/dhcp_eth0/udhcpc.pid |
| + | --script=/var/service/dhcp_eth0/dhcp_handler -x hostname bbox |
| + | 563 0:00 runsv ntpd |
| + | 573 0:01 svlogd -tt /var/log/service/ntpd |
| + | 845 0:00 busybox ntpd -dddnNl -S ./ntp.script -p 10.x.x.x -p 10.x.x.x |
| + | 564 0:00 runsv ifplugd_wlan0 |
| + | 598 0:00 svlogd -tt /var/log/service/ifplugd_wlan0 |
| + | 614 0:05 ifplugd -apqns -t3 -u0 -d0 -i wlan0 |
| + | -r /var/service/ifplugd_wlan0/ifplugd_handler |
| + | 565 0:08 runsv dhcp_wlan0_pinger |
| + | 911 0:00 sleep 67 |
| + | 566 0:00 runsv unscd |
| + | 583 0:03 svlogd -tt /var/log/service/unscd |
| + | 599 0:02 nscd -dddd |
| + | 567 0:00 runsv dhcp_wlan0 |
| + | 591 0:00 svlogd -tt /var/log/service/dhcp_wlan0 |
| + | 802 0:00 udhcpc -vv -C -o -V --foreground --interface=wlan0 |
| + | --pidfile=/var/service/dhcp_wlan0/udhcpc.pid |
| + | --script=/var/service/dhcp_wlan0/dhcp_handler |
| + | 569 0:00 runsv fw |
| + | 570 0:00 runsv ifplugd_eth0 |
| + | 597 0:00 svlogd -tt /var/log/service/ifplugd_eth0 |
| + | 612 0:05 ifplugd -apqns -t3 -u8 -d8 -i eth0 |
| + | -r /var/service/ifplugd_eth0/ifplugd_handler |
| + | 571 0:00 runsv zcip_eth0 |
| + | 590 0:00 svlogd -tt /var/log/service/zcip_eth0 |
| + | 607 0:01 zcip -fvv eth0 /var/service/zcip_eth0/zcip_handler |
| + | 572 0:00 runsv ftpd |
| + | 604 0:00 svlogd -tt /var/log/service/ftpd |
| + | 574 0:00 runsv vpnc |
| + | 603 0:00 svlogd -tt /var/log/service/vpnc |
| + | 575 0:00 runsv httpd |
| + | 602 0:00 svlogd -tt /var/log/service/httpd |
| + | 622 0:00 busybox httpd -p80 -vvv -f -h /home/httpd_root |
| + | 577 0:00 runsv supplicant_wlan0 |
| + | 627 0:00 svlogd -tt /var/log/service/supplicant_wlan0 |
| + | 638 0:03 wpa_supplicant -i wlan0 -c /var/service/supplicant_wlan0/wpa_supplicant.conf -d |