[squid-users] Is Squid can shutdown unused idle redirector's children?

[Yuri Voinov]

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I know. Now I see Squid source to determine helper's shutdown logic. I
see helper shutdown subroutine, but not find fire conditions yet.

Look:


root @ cthulhu / # ps -e
   PID TTY         TIME CMD
     0 ?           1:21 sched
     5 ?           6:10 zpool-rp
     6 ?           0:07 kmem_tas
     1 ?           2:38 init
     2 ?           0:00 pageout
     3 ?          14:36 fsflush
     7 ?           0:00 vmtasks
  6477 ?           0:00 ssl_crtd
    11 ?           0:05 svc.star
    13 ?           0:07 svc.conf
   925 ?           0:06 sendmail
    87 ?           9:51 zpool-da
    89 ?           0:04 devfsadm
   769 ?           0:00 sac
   921 ?           1:00 unbound
   358 ?           0:07 ipmon
  1386 ?          11:15 clamd
   498 ?           0:00 picld
   207 ?           0:00 kcfd
   148 ?           0:00 sysevent
   918 ?           0:07 dnscrypt
   705 ?           0:02 cron
   756 ?           0:00 rpcbind
   909 ?           0:17 c-icap
   796 ?           0:01 privoxy
   799 ?           0:00 inetd
   800 ?           0:01 utmpd
   924 ?           4:48 tor
   807 ?           0:00 ttymon
   808 ?           0:04 fmd
   836 ?           0:01 syslogd
   811 console     0:00 ttymon
   939 ?           0:27 munin-no
   917 ?           0:00 sshd
   927 ?          11:54 freshcla
  6486 ?           0:00 diskd
 37146 ?           0:00 httpd.pr
 37143 ?           0:00 httpd.pr
 18321 ?           0:00 httpd.pr
  1141 ?           0:30 xntpd
 37151 pts/1       0:00 bash
  6478 ?           0:00 ssl_crtd
  6479 ?           0:00 ssl_crtd
  6473 ?           0:00 squid
  6483 ?           0:00 diskd
 33784 ?           0:00 c-icap
  6480 ?           0:00 ssl_crtd
 19016 ?           0:00 c-icap
  6476 ?           0:00 ssl_crtd
 18319 ?           0:04 httpd.pr
  6484 ?           0:00 diskd
 14856 ?           0:00 sshd
  6482 ?           0:00 unlinkd
 14859 pts/2       0:00 bash
 37144 ?           0:00 httpd.pr
  6485 ?           0:00 diskd
  6562 ?           0:00 squidGua
 37145 ?           0:00 httpd.pr
 37148 ?           0:00 sshd
 38510 pts/1       0:00 ps
  6475 ?           0:18 squid
  6481 ?           0:00 log_file


17.02.15 1:08, Eliezer Croitoru пишет:
> Hey Yuri,
> 
> You missed the whole point. I didn't wanted you to grep any
> output. I wanted to see the whole server process list as a whole to
> understand the issue you see. If you see the server only with grep
> you might missing something since I have yet to see your server do
> any swap what so ever until now.
> 
> An idle process is fine by nature. Many systems has many idle
> processes at the background. It's in SLEEP mode while waiting for
> squid to send it's data\request. What have you seen wrong about it?
> I am happy to understand. From squid point of view idle is not
> about if the process is in SLEEP or IDLE mode and you will see the
> OS in SLEEP mode while from squid aspect it's IDLE.
> 
> I have tried to understand what version of squid are you running
> but until now didn't got it.
> 
> Some dozens? and what is the cachemgr url_rewrite helper
> statistics output at the time you see the issue?
> 
> Eliezer
> 
> On 16/02/2015 20:42, Yuri Voinov wrote:
>> root @ cthulhu / # ps -efl|grep squidGuard|grep -v grep|awk
>> {'print $2 " " $5'} S 6475
>> 
>> Now you can see one squidGuard process. Squid was restarted hour
>> ago.
>> 
>> Process is idle (no traffic now), but this is as desired by
>> config. As you can see, it state is "S", not 'I'. Feel the
>> difference.
>> 
>> The same picture I've observed every night. With some dozens 
>> redirector processes.
> 
> 
> _______________________________________________ squid-users mailing
> list squid-users at lists.squid-cache.org 
> http://lists.squid-cache.org/listinfo/squid-users
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