<div dir="ltr"><div><div>Hi, <br><br></div>I am having this issue very frequently. Please help on this. <br><br>I get these errors randomly, mostly when usage is at very peak. (800 users)<br><br><br></div><div>/var/log/squid/cache.log<br><br></div><div>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e2ce518)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e2cf038)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99ada7ce8)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e247b28)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e247b28)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99c25a578)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e2daae8)<br>got NTLMSSP command 3, expected 1<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e2eb108)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e2f0798)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e2f3c58)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e2ff3a8)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99adbba48)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99adbba48)<br>2015/04/20 12:37:40| externalAclLookup: 'wbinfo_group_helper' queue overload (ch=0x7fc99e323d18)<br><br>Then squid stops working. For squid to start work again, I have to dlete the cache and restart the squid "squid -k reconfigure", and then squid restart. <br><br><div><div><div></div><div>squid.conf <br><br>max_filedesc 17192<br>acl manager proto cache_object<br>acl localhost src <a href="http://172.16.50.61/24">172.16.50.61/24</a><br>http_access allow manager localhost<br>dns_nameservers 172.16.3.34 10.1.2.91<br>acl allowips src 172.16.58.187 172.16.16.192 172.16.58.113 172.16.58.63 172.16.58.98 172.16.60.244 172.16.58.165 172.16.58.157<br>http_access allow allowips<br>auth_param basic realm Squid proxy-caching web server<br>auth_param basic credentialsttl 2 hours external_acl_type nt_group ttl=0 children=60 %LOGIN /usr/lib64/squid/<a href="http://wbinfo_group.pl">wbinfo_group.pl</a><br>acl localnet src <a href="http://172.16.0.0/24">172.16.0.0/24</a><br>acl localnet src fc00::/7 # RFC 4193 local private network range<br>acl localnet src fe80::/10 # RFC 4291 link-local (directly plugged) machines<br>auth_param ntlm program /usr/bin/ntlm_auth --diagnostics --helper-protocol=squid-2.5-ntlmssp --domain=<a href="http://HTMEDIA.NET">HTMEDIA.NET</a><br>auth_param ntlm children 600<br>auth_param ntlm keep_alive off<br>auth_param negotiate children 150<br>auth_param negotiate keep_alive off<br>visible_hostname <a href="http://GGNPROXY01.HTMEDIA.NET">GGNPROXY01.HTMEDIA.NET</a><br>external_acl_type wbinfo_group_helper ttl=0 children=40 %LOGIN /usr/lib64/squid/<a href="http://wbinfo_group.pl">wbinfo_group.pl</a> -d<br>auth_param negotiate keep_alive off<br>auth_param ntlm program /usr/bin/ntlm_auth --helper-protocol=squid-2.5-ntlmssp --domain=<a href="http://HTMEDIA.NET">HTMEDIA.NET</a><br>acl Safe_ports port 8080 #https<br>acl SSL_ports port 443<br>acl Safe_ports port 80 # http<br>acl Safe_ports port 21 # ftp<br>acl Safe_ports port 443 # https<br>acl Safe_ports port 70 # gopher<br>acl Safe_ports port 210 # wais<br>acl Safe_ports port 1025-65535 # unregistered ports<br>acl Safe_ports port 280 # http-mgmt<br>acl Safe_ports port 488 # gss-http<br>acl Safe_ports port 591 # filemaker<br>acl Safe_ports port 777 # multiling http<br>acl CONNECT method CONNECT<br>acl auth proxy_auth REQUIRED<br>acl google dstdomain -i "/etc/squid/<a href="http://google_site.com">google_site.com</a>"<br>http_access allow google<br>acl sq1 external wbinfo_group_helper "/etc/squid/HT/sq1"<br>acl sq2 external wbinfo_group_helper "/etc/squid/HT/sq2"<br>acl sq3 external wbinfo_group_helper "/etc/squid/HT/sq3"<br>acl sq4 external wbinfo_group_helper "/etc/squid/HT/sq4"<br>acl sq5 external wbinfo_group_helper "/etc/squid/HT/sq5"<br>acl pro1 external wbinfo_group_helper "/etc/squid/HT/pro1"<br>acl pro2 external wbinfo_group_helper "/etc/squid/HT/pro2"<br>acl pro3 external wbinfo_group_helper "/etc/squid/HT/pro3"<br>acl pro4 external wbinfo_group_helper "/etc/squid/HT/pro4"<br>acl pro5 external wbinfo_group_helper "/etc/squid/HT/pro5"<br>acl pro6 external wbinfo_group_helper "/etc/squid/HT/pro6"<br>acl webvip external wbinfo_group_helper "/etc/squid/HT/webvip"<br>acl allgroup external wbinfo_group_helper "/etc/squid/HT/allgreop"<br>acl restricted external wbinfo_group_helper "/etc/squid/HT/restricted"<br>acl ad_auth proxy_auth REQUIRE<br>acl allowwebsites dstdomain -i "/blacklists/allowedwebsite/domains"<br>acl allowwebsites_url url_regex -i "/blacklists/allowedwebsite/url"<br>http_access allow allowwebsites<br>http_access allow allowwebsites_url<br>acl shopping dstdomain -i "/etc/squid/shopping.txt"<br>acl social_networking dstdomain -i "/blacklists/social/social.networking"<br>acl youtube dstdomain -i .<a href="http://youtube.com">youtube.com</a><br>http_access allow Safe_ports pro1 pro2 pro3 pro4 pro5 pro6 webvip<br>http_access allow youtube pro5<br>http_access allow youtube pro6<br>http_access allow youtube webvip<br>http_access deny youtube<br>http_access allow shopping pro5<br>http_access allow shopping pro6<br>http_access allow shopping webvip<br>http_access deny shopping<br>http_access allow social_networking pro2<br>http_access allow social_networking pro4<br>http_access allow social_networking pro6<br>http_access allow social_networking webvip<br>http_access deny social_networking<br>acl porn_site1 dstdomain "/etc/squid/blacklists/porn/domains.txt"<br>acl porn_site2 dstdom_regex -i "/etc/squid/blacklists/porn/expressions"<br>acl porn_site3 dstdom_regex -i "/etc/squid/blacklists/porn/urls.txt"<br>acl audio_video1 dstdomain "/etc/squid/blacklists/audio-video/urls.txt"<br></div><div>###################### THERE ARE TOO MANY acls and http_access , so not bothering with vast linux <br></div><div>http_access allow liquorinfo webvip<br>http_access deny liquorinfo<br>http_access allow ad_auth<br>http_access allow auth<br>http_access allow sq1 sq2<br>acl NTLMUsers proxy_auth REQUIRED<br>http_access deny !Safe_ports<br>http_access deny CONNECT !SSL_ports<br>http_port 8080<br>hierarchy_stoplist cgi-bin ?<br>cache_effective_user squid<br>cache_dir aufs /var/spool/squid 20384 32 512<br>cache_mem 50 MB<br>cache_replacement_policy heap LFUDA<br>cache_swap_low 85<br>cache_swap_high 95<br>maximum_object_size 5 MB<br>maximum_object_size_in_memory 50 KB<br>ipcache_size 5240<br>ipcache_low 90<br>ipcache_high 95<br>cache_mgr amit<br>cachemgr_passwd keenable@123<br>acl SSL_ports port 443<br>http_access allow CONNECT SSL_ports<br>coredump_dir /var/spool/squid<br>refresh_pattern ^ftp: 1440 20% 10080<br>refresh_pattern ^gopher: 1440 0% 1440<br>refresh_pattern -i (/cgi-bin/|\?) 0 0% 0<br>refresh_pattern . 0 20% 4320<br>url_rewrite_program /usr/local/bin/squidGuard -c /usr/local/squidGuard/squidGuard.conf<br><br><br><br></div><div>in /var/log/messages, I get the following errors <br><br>pr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.329841, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.333903, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.334474, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.339318, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.339710, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.351705, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.352065, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.358560, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: winbindd: Exceeding 200 client connections, no idle connection found<br>Apr 20 12:59:15 GGNPROXY01 winbindd[1910]: [2015/04/20 12:59:15.358913, 0] winbindd/winbindd.c:975(winbindd_listen_fde_handler)<br><br><br></div><div>/var/log/squid/cache.log <br><br><br>2015/04/20 12:59:50| DiskThreadsDiskFile::openDone: (2) No such file or directory<br>2015/04/20 12:59:50| /var/spool/squid/00/91/000122E6<br>2015/04/20 12:59:50| DiskThreadsDiskFile::openDone: (2) No such file or directory<br>2015/04/20 12:59:50| /var/spool/squid/00/C6/00018D9D<br>2015/04/20 12:59:50| /var/spool/squid/00/C6/00018D9D<br>2015/04/20 12:59:50| DiskThreadsDiskFile::openDone: (2) No such file or directory<br>2015/04/20 12:59:50| /var/spool/squid/00/F7/0001EE64<br>2015/04/20 12:59:50| /var/spool/squid/00/F7/0001EE64<br>2015/04/20 12:59:50| storeSwapOutFileClosed: dirno 0, swapfile 0001EE64, errflag=FFFFFFFF<br>2015/04/20 12:59:50| storeSwapOutFileClosed: dirno 0, swapfile 0001EE64, errflag=FFFFFFFF<br>2015/04/20 12:59:50| (2) No such file or directory<br>2015/04/20 12:59:50| DiskThreadsDiskFile::openDone: (2) No such file or directory<br>2015/04/20 12:59:50| /var/spool/squid/00/F7/0001EE65<br>2015/04/20 12:59:50| /var/spool/squid/00/F7/0001EE65<br>2015/04/20 12:59:50| storeSwapOutFileClosed: dirno 0, swapfile 0001EE65, errflag=FFFFFFFF<br>2015/04/20 12:59:50| (2) No such file or directory<br>2015/04/20 12:59:50| DiskThreadsDiskFile::openDone: (2) No such file or directory<br>2015/04/20 12:59:50| /var/spool/squid/00/F7/0001EE66<br>2015/04/20 12:59:50| storeSwapOutFileClosed: dirno 0, swapfile 0001EE66, errflag=FFFFFFFF<br>2015/04/20 12:59:50| (2) No such file or directory<br><br><br>-- <br><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr">Thanks & Regards<br><br><span>B Jagannath</span><br><div>Keen & Able Computers Pvt. Ltd.<br></div><div></div><div>+919871324006<br></div></div></div></div></div></div></div>
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