Created attachment 9748 [details] [PATCH] ps: add f option (process forest) I wanted to see the process tree in a hierarchy in the way that procps shows it. The attached patch implements CONFIG_FEATURE_PS_FOREST. The output looks like this (in part): 1883 root 2892 S {run-cupsd} /bin/sh /snap/cups/1047/scripts/run-cupsd 2104 root 69316 S \_ cupsd -f -s /var/snap/cups/common/etc/cups/cups-files.conf -c /var/snap/cups/common/ 2105 root 236m S \_ cups-proxyd /var/snap/cups/common/run/cups.sock /run/cups/cups.sock -l --logdir /var 1908 root 116m S {unattended-upgr} /usr/bin/python3 /usr/share/unattended-upgrades/unattended-upgrade-shu 1929 root 1975m S /usr/bin/containerd 1969 colord 383m S /usr/libexec/colord 1977 root 2732 S /usr/sbin/radvd --logmethod stderr_clean 1978 root 2732 S \_ /usr/sbin/radvd --logmethod stderr_clean 1991 _chrony 19512 S /usr/sbin/chronyd -F 1 1992 _chrony 11208 S \_ /usr/sbin/chronyd -F 1 Here is the bloatcheck function old new delta forest_readdir - 1037 +1037 ps_main 1517 1833 +316 static.de_ret - 280 +280 forest_layout_r - 250 +250 forest_bsearch - 162 +162 forest_proc_pidcmp - 81 +81 procps_scan 1592 1646 +54 .rodata 120097 120137 +40 free_procps_scan 113 130 +17 top_main 2308 2320 +12 mread_proc 203 212 +9 pgrep_main 1289 1295 +6 kill_main 1858 1864 +6 packed_usage 34756 34760 +4 ------------------------------------------------------------------------------ (add/remove: 5/0 grow/shrink: 9/0 up/down: 2274/0) Total: 2274 bytes text data bss dec hex filename 1732374 16092 1808 1750274 1ab502 busybox_old 1734368 16092 2088 1752548 1abde4 busybox_unstripped