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