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ss: Usage filter state names, options alignment 

Signed-off-by: Vadim Kochan <vadim4j@gmail.com>
This commit is contained in:
Vadim Kochan 2015-01-08 04:30:43 +02:00 committed by Stephen Hemminger
parent ace5cb31b1
commit ff041f1619
1 changed files with 23 additions and 17 deletions
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40
misc/ss.c
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@ -3192,30 +3192,30 @@ static void _usage(FILE *dest)
fprintf(dest,
"Usage: ss [ OPTIONS ]\n"
" ss [ OPTIONS ] [ FILTER ]\n"
" -h, --help this message\n"
" -V, --version output version information\n"
" -n, --numeric don't resolve service names\n"
" -h, --help this message\n"
" -V, --version output version information\n"
" -n, --numeric don't resolve service names\n"
" -r, --resolve resolve host names\n"
" -a, --all display all sockets\n"
" -l, --listening display listening sockets\n"
" -a, --all display all sockets\n"
" -l, --listening display listening sockets\n"
" -o, --options show timer information\n"
" -e, --extended show detailed socket information\n"
" -m, --memory show socket memory usage\n"
" -p, --processes show process using socket\n"
" -i, --info show internal TCP information\n"
" -s, --summary show socket usage summary\n"
" -p, --processes show process using socket\n"
" -i, --info show internal TCP information\n"
" -s, --summary show socket usage summary\n"
" -b, --bpf show bpf filter socket information\n"
" -Z, --context display process SELinux security contexts\n"
" -z, --contexts display process and socket SELinux security contexts\n"
" -Z, --context display process SELinux security contexts\n"
" -z, --contexts display process and socket SELinux security contexts\n"
"\n"
" -4, --ipv4 display only IP version 4 sockets\n"
" -6, --ipv6 display only IP version 6 sockets\n"
" -0, --packet display PACKET sockets\n"
" -t, --tcp display only TCP sockets\n"
" -u, --udp display only UDP sockets\n"
" -d, --dccp display only DCCP sockets\n"
" -w, --raw display only RAW sockets\n"
" -x, --unix display only Unix domain sockets\n"
" -0, --packet display PACKET sockets\n"
" -t, --tcp display only TCP sockets\n"
" -u, --udp display only UDP sockets\n"
" -d, --dccp display only DCCP sockets\n"
" -w, --raw display only RAW sockets\n"
" -x, --unix display only Unix domain sockets\n"
" -f, --family=FAMILY display sockets of type FAMILY\n"
"\n"
" -A, --query=QUERY, --socket=QUERY\n"
@ -3223,7 +3223,13 @@ static void _usage(FILE *dest)
"\n"
" -D, --diag=FILE Dump raw information about TCP sockets to FILE\n"
" -F, --filter=FILE read filter information from FILE\n"
" FILTER := [ state TCP-STATE ] [ EXPRESSION ]\n"
" FILTER := [ state STATE-FILTER ] [ EXPRESSION ]\n"
" STATE-FILTER := {all|connected|synchronized|bucket|big|TCP-STATES}\n"
" TCP-STATES := {established|syn-sent|syn-recv|fin-wait-{1,2}|time-wait|closed|close-wait|last-ack|listen|closing}\n"
" connected := {established|syn-sent|syn-recv|fin-wait-{1,2}|time-wait|close-wait|last-ack|closing}\n"
" synchronized := {established|syn-recv|fin-wait-{1,2}|time-wait|close-wait|last-ack|closing}\n"
" bucket := {syn-recv|time-wait}\n"
" big := {established|syn-sent|fin-wait-{1,2}|closed|close-wait|last-ack|listen|closing}\n"
);
}