Re: CPU Spikes

2019-07-15 Thread Sander Klein
On 2019-07-09 08:53, Sander Klein wrote: It could be useful to issue "show activity" twice 1 second apart when this happens, and maybe even "show fd" and "show sess all" if you don't have too many connections. Right, I will do the above steps. But, since this only happens on Mondays we have

Re: CPU Spikes

2019-07-09 Thread Sander Klein
, 11% User, 6% Softirq, 76% Idle. Bandwidth is then about 500Mbit/s, mostly outbound. What I didn't notice before, but just saw while staring at my graphs, is I get more incoming traffic during the CPU spikes. So, I'm doing about 500Mbit/s, then the incoming traffic rises to about 100Mbit/s

Re: CPU Spikes

2019-07-09 Thread Willy Tarreau
Hi Sander, On Mon, Jul 08, 2019 at 02:44:44PM +0200, Sander Klein wrote: > Hi, > > I'm having an issue with HAProxy causing CPU spikes with certain traffic. We've actually fixed quite a number of issues causing this over the last few years, though most of them are already

CPU Spikes

2019-07-08 Thread Sander Klein
Hi, I'm having an issue with HAProxy causing CPU spikes with certain traffic. We have a client who is downloading lots of URL's during the night. When the download starts there is not much other traffic going on and there doesn't seem to be any problem. But, when the morning comes, 'normal