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Re: High CPU Usage with ssl_bump

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Not necessary. May be bottleneck in OS.

21.04.16 19:25, Odhiambo Washington пишет:
> So, what could possibly be wrong with my setup, that squid consumes so much CPU?
>
> On 21 April 2016 at 16:22, Yuri Voinov <yvoinov@xxxxxxxxx <mailto:yvoinov@xxxxxxxxx>> wrote:
>
>
> It must not be. My most active setup has 3% CPU all time dirung peak hours.
>
> Typical view:
>
> https://i1.someimage.com/NzM1erI.png
>
>
> 21.04.16 19:18, Odhiambo Washington пишет:
> > Is is expected that  using
>       ssl_bump results into high CPU usage all the time?
>
>
>
>       > This is squid-3.5.17
>
>
>
>       > That is what I am seeing:
>
>
>
>       > last pid: 26673;  load averages:  2.24,  2.00,
> 2.10                                                                                                               
>       up 0+03:47:56  16:08:30
>
>       > 160 processes: 2 running, 157 sleeping, 1 zombie
>
>       > CPU: 86.1% user,  0.0% nice,  7.8% system,  3.3% interrupt,
>       2.7% idle
>
>       > Mem: 843M Active, 1942M Inact, 185M Wired, 43M Cache, 89M
>       Buf, 97M Free
>
>       > Swap: 5900M Total, 1248K Used, 5899M Free
>
>
>
>       >   PID USERNAME       THR PRI NICE   SIZE    RES STATE   C 
>       TIME    WCPU COMMAND
>
>       > 13309 squid           17  20    0   305M   264M uwait   0 
>       7:38  80.86% squid
>
>       > 26088 squid            1  21    0 12812K  5352K sbwait  1 
>       0:04   2.49% ssl_crtd
>
>       > 26090 squid            1  20    0 12812K  5272K sbwait  1 
>       0:01   0.88% ssl_crtd
>
>
>
>
>
>       > My config has:
>
>
>
>
>
>
>
>       > acl no_ssl_interception ssl::server_name
>       "/usr/local/etc/squid/ssl_bump_broken_sites.txt"
>
>       > ssl_bump splice no_ssl_interception
>
>       > ssl_bump peek step1
>
>       > ssl_bump stare step2
>
>       > #ssl_bump bump all
>
>       > #ssl_bump splice all
>
>
>
>       > I think I read somewhere that 'ssl_bump splice all" is the
>       default behaviour, hence why I have commented it out. All I need
>       is just become a TCP tunnel without decrypting proxied traffic.
>
>
>
>       > Thank you.
>
>
>
>
>
>       > --
>
>       > Best regards,
>
>       > Odhiambo WASHINGTON,
>
>       > Nairobi,KE
>
>       > +254 7 3200 0004/+254 7 2274 3223
>
>       > "Oh, the cruft."
>
>
>
>
>
>       > _______________________________________________
>
>       > squid-users mailing list
>
>       > squid-users@xxxxxxxxxxxxxxxxxxxxx <mailto:squid-users@xxxxxxxxxxxxxxxxxxxxx>
>
>       > http://lists.squid-cache.org/listinfo/squid-users
>
>
>
>     _______________________________________________
>     squid-users mailing list
>     squid-users@xxxxxxxxxxxxxxxxxxxxx <mailto:squid-users@xxxxxxxxxxxxxxxxxxxxx>
>     http://lists.squid-cache.org/listinfo/squid-users
>
>
>
>
> --
> Best regards,
> Odhiambo WASHINGTON,
> Nairobi,KE
> +254 7 3200 0004/+254 7 2274 3223
> "Oh, the cruft."


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