[VLAN] Slow device creation + procfs overflows
|[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]|
Mike Ireton (mike-vlan@xxxxxxxxxxxxxxxxxx) wrote on 27 January 2007 22:37: > I have a simple script which creates 2000 vlan devices and, damm, it >runs slow! Device creation can be as slow as 2 devices per second and >there are very noticable pauses during execution. I have noted also >that if I access certain /proc files during this time, device creation >halts completely. The speed of device creation does not appear related >to the number done or index - indeed, the first 20 devices are just as >slow as the last 20. I use about 70 here and it's fast. I do creation and ifconfig sequentially. Maybe it's dependent on the ethernet card? I'm using 2.6.17 onwards and Marvell chips, with both sklin and skge drivers. >I suppose it's not too awfully important and doesn't really have >much overall impact because device creation is such an infrequent >event even on a very busy network server such as dedicated pppoe >box. I just thought I'd bring it up for comment. Except if your server takes too long to boot...
[Netdev] [Ethernet Bridging] [Linux Wireless] [Kernel Newbies] [Security] [Linux for Hams] [Netfilter] [Bugtraq] [Photo] [Yosemite] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux RAID] [Linux Admin] [Samba] [Video 4 Linux] [Linux Resources]