Steve Fink fbc0f876fa ss -p is much too slow ... > On closer inspection, it appears that ss -p does a quadratic scan. It > rescans every entry in /proc/*/fd/* repeatedly (once per listening > port? per process? I don't remember what I figured out.) > > I humbly suggest that this is not a good idea. Yep, this is junk. Please give this patch a try: ss: Avoid quadradic complexity with '-p' Scan the process list of open sockets once, and store in a hash table to be used by subsequent find_user() calls. Reported-by: Steve Fink <sphink@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>		2010-07-31 19:31:12 -07:00
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.gitignore	Add ignore files to make using git easier	2006-08-08 12:04:38 -07:00
arpd.c	arpd/ifstat/nstat/rtacct: use daemon()	2009-11-10 10:41:44 -08:00
ifstat.c	arpd/ifstat/nstat/rtacct: use daemon()	2009-11-10 10:41:44 -08:00
lnstat_util.c	Remove trailing whitespace	2006-12-05 10:10:22 -08:00
lnstat.c	Add warning message when MAX_FIELDS reached	2008-06-30 11:57:13 -07:00
lnstat.h	add const to find_field	2004-10-19 20:47:13 +00:00
Makefile	Do not strip binaries with install	2008-04-01 11:26:47 -07:00
nstat.c	Fix warning about sprintf() and NSTAT_HIST	2009-12-26 10:21:13 -08:00
rtacct.c	arpd/ifstat/nstat/rtacct: use daemon()	2009-11-10 10:41:44 -08:00
ss.c	ss -p is much too slow	2010-07-31 19:31:12 -07:00
ssfilter.h	(Logical change 1.3)	2004-04-15 20:56:59 +00:00
ssfilter.y	Remove trailing whitespace	2006-12-05 10:10:22 -08:00