> An strace on the 100% cpu dhcpd looks like this: We might need a bit more than that if we want to have a look at what the process “is doing"
Cheers! -dw. — Derek Wuelfrath [email protected] :: +1.514.447.4918 (x110) :: +1.866.353.6153 (x110) Inverse inc. :: Leaders behind SOGo (www.sogo.nu) and PacketFence (www.packetfence.org) > On Apr 25, 2016, at 16:22, Felix Eckhofer <[email protected]> wrote: > > Hey. > > Am 25.04.2016 21:40, schrieb Derek Wuelfrath: >>> We're seeing the same behavior, but only on one of the two nodes in >>> the >>> cluster. >> >> Running RHEL (includes CentOS) or Debian ? > > Debian wheezy. > An strace on the 100% cpu dhcpd looks like this: > > select(30, [4 5 7 8 9 11 12 13 15 22 23 24 28], [10], NULL, {0, 0}) = 5 > (in [15 22 23 24 28], left {0, 0}) > read(17, "", 4047) = 0 > read(25, "", 4047) = 0 > read(26, "", 4047) = 0 > read(29, "", 4047) = 0 > read(14, "", 4047) = 0 > select(30, [4 5 7 8 9 11 12 13 14 17 25 26 29], [10], NULL, {0, 0}) = 5 > (in [14 17 25 26 29], left {0, 0}) > read(16, "", 4047) = 0 > read(18, "", 4047) = 0 > read(19, "", 4047) = 0 > read(27, "", 4047) = 0 > read(15, "", 4047) = 0 > select(30, [4 5 7 8 9 11 12 13 15 16 18 19 27], [10], NULL, {0, 0}) = 5 > (in [15 16 18 19 27], left {0, 0}) > read(22, "", 4047) = 0 > read(23, "", 4047) = 0 > read(24, "", 4047) = 0 > read(28, "", 4047) = 0 > read(14, "", 4047) = 0 > ... > > > Regards > felix ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z _______________________________________________ PacketFence-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/packetfence-users
