Messages in this thread | | | Subject | Re: regression: sysctl_check changes in 2.6.24 are O(n) resulting in slow creation of 10000 network interfaces | From | Andi Kleen <> | Date | Mon, 07 Jan 2008 21:45:02 +0100 |
| |
David Miller <davem@davemloft.net> writes: > >> So is this a bug report telling me that there are users with >> 10k or 100k interfaces that care. So we need to fix sysctl. > > Unquestionably, we do, it's a major regression. > > People create thousands of VLAN devices, as one of many examples, all > the time.
It might be an reasonable option to just stop creating sysctl entries for interfaces after some threshold. I presume people who have that many interfaces will mostly work through {default,all}/* anyways.
I think that would be a better option than to complicate sysctl.c for this uncommon case.
-Andi
| |