Re: dict_ldap_lookup: Search error -5
"Andre Schild" <[email protected]> Thu, 12 Feb 2009 14:00:44 +0100
| Newsgroups | gmane.mail.jamm.user |
|---|---|
| Message-ID | <L1D5E5CD4EC0F4287BBA2E401D93137D3.1234454773.scalix01.aarboard.ch@MHS> |
--===============6653034954710592179== Content-Type: multipart/alternative; boundary="2_0_44_108326aMHTML_=_01" --2_0_44_108326aMHTML_=_01 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Hello Lai, =20 it seems that for some reasons the LDAP lookups from postfix sometimes fail with a timeout. =20 I would suggest to look if you see some messages from openldap (or whatever ldap server you use) arround the times you see the postfix warnings. =20 Perhaps it=E2=80=99s also a peak of incomming (spam) mails which overload= s the ldap server for a short time. Sometimes we see spam delivery attempts to almost all email addresses [email protected] up to [email protected] with several thousand requests per minute. =20 What is the ldap lookup timeout, perhaps you can increase it. =20 Andr=C3=A9 =20 =20 From: aslay-acme [mailto:[email protected]]=20 Sent: Wednesday, February 11, 2009 5:44 PM To: [email protected] Subject: [Jamm-users] dict_ldap_lookup: Search error -5 =20 Hi all, =20 My JAMM server has been running for 4 years without major problems, but recently i notice following warning messages from maillog : =20 warning: dict_ldap_lookup: Search error -5: Timed out=20 Feb 11 23:53:27 server2 postfix/trivial-rewrite[8859]: fatal: ldap:domains(0,100): table lookup problem Feb 11 23:53:28 server2 postfix/smtpd[12499]: warning: premature end-of-input on private/rewrite socket while reading input attribute name Feb 11 23:53:28 server2 postfix/smtpd[12499]: warning: problem talking to service rewrite: Success Feb 11 23:53:28 server2 postfix/master[3746]: warning: process /usr/libexec/postfix/trivial-rewrite pid 8859 exit status 1 Above messages appears many times per day. =20 My server is FC4. I have tried using sldapindex, db_recover to repair the ldap database, but the problem persist. =20 I have changed the NIC and incresed the RAM from 512MB to 1GB but the problem still happen. My server is currently=20 =20 hosting 30 domains with total about 300 users, there is no performance issues on the server and no changes on server =20 configuration except adding or deleting user accounts. Many days and hours has been spent to search from Google but=20 =20 cannot find any solutions. Lastly I subscribe this mailing list and hopefully someone can help me..... =20 =20 =20 =20 Thanks in advance =20 =20 Lai =20 --2_0_44_108326aMHTML_=_01 Content-Type: text/html Content-Transfer-Encoding: quoted-printable Content-Disposition: inline <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html lang=3D"en"> <head><meta http-equiv=3D"Content-Type" content=3D"text/html;"> <title>Scalix message content</title> <style type=3D"text/css"> <!-- =2ENormal { text-align: left; text-indent:0pt; margin-top:0pt; margin-bo= ttom:0pt; font-family: Arial; font-size: 12pt; } =2EDefault_Paragraph_Font {font-family: Arial; color: Black; background-c= olor: white ; font-size: 12pt; font-weight: normal; font-style: normal; f= ont-variant: normal; vertical-align: normal; text-decoration: none;} div.ltTOCtitle { font-family: Verdana; font-size: 8pt; font-weight: bold;= text-align: center;} div.ltTOCl1 { font-family: Verdana; font-size: 8pt; font-weight: bold; ma= rgin-left:32pt; text-indent:-32pt;} div.ltTOCl2 { font-family: Verdana; font-size: 8pt; font-weight: bold; ma= rgin-left:40pt; text-indent:-32pt;} div.ltTOCl3 { font-family: Verdana; font-size: 8pt; font-weight: bold; m= argin-left:48pt; text-indent:-32pt;} div.ltTOCl4 { font-family: Verdana; font-size: 8pt; font-weight: bold; ma= rgin-left:56pt; text-indent:-32pt;} div.ltTOCl5 { font-family: Verdana; font-size: 8pt; font-weight: bold; ma= rgin-left:64pt; text-indent:-32pt;} div.ltTOCl6 { font-family: Verdana; font-size: 8pt; font-weight: bold; ma= rgin-left:72pt; text-indent:-32pt;} --> </style> </head> <body> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>Hello Lai,</span>= </div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>it seems that for= some reasons the LDAP lookups from postfix sometimes fail with a timeout.</span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>I would suggest t= o look if you see some messages from openldap (or whatever ldap server you use)</span></div> <br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>arround the times= you see the postfix warnings.</span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>Perhaps it’= s also a peak of incomming (spam) mails which overloads the ldap server for a shor= t time.</span></div> <br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>Sometimes we see s= pam delivery attempts to almost all email addresses [email protected] up to= [email protected] with several thousand requests per minute.</span></= div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>What is the ldap l= ookup timeout, perhaps you can increase it.</span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>André</spa= n></div> <span style=3D'font-size: 10pt; '> </span><span style=3D'font-size: 10pt;= '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>From: aslay-acme [mailto:[email protected]] </span><br><span style=3D'font-size: 10pt; '= >Sent: Wednesday, February 11, 2009 5:44 PM</span><br><span style=3D'font-size: 10pt; '>To: [email protected]</span><br><span style=3D'font-size: 10pt= ; '>Subject: [Jamm-users] dict_ldap_lookup: Search error -5</span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>Hi all,</span></d= iv> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>My JAMM server ha= s been running for 4 years without major problems, but recently i notice followi= ng warning messages from</span></div> <br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>maillog :</span><= /div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>warning: dict_lda= p_lookup: Search error -5: Timed out </span><br><span style=3D'font-size: 10pt; '>F= eb 11 23:53:27 server2 postfix/trivial-rewrite[8859]: fatal: ldap:domains(0,100= ): table lookup problem</span><br><span style=3D'font-size: 10pt; '>Feb 11 2= 3:53:28 server2 postfix/smtpd[12499]: warning: premature end-of-input on private/= rewrite socket while reading input attribute name</span><br><span style=3D'font-size: 10pt; '>Feb 11 23:53:28 server2 postfix/smtpd[12499]: warning: problem talking to service rewrite: Success</span><br><span style=3D'font-size: 10pt; '>Feb 11 23:53:28 serve= r2 postfix/master[3746]: warning: process /usr/libexec/postfix/trivial-rewri= te pid 8859 exit status 1</span></div> <br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>Above messages ap= pears many times per day.</span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>My server is FC4.= I have tried using sldapindex, db_recover to repair the ldap database, but the p= roblem persist.</span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>I have changed th= e NIC and incresed the RAM from 512MB to 1GB but the problem still happen. My serve= r is currently </span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>hosting 30 domain= s with total about 300 users, there is no performance issues on the server and n= o changes on server</span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>configuration exc= ept adding or deleting user accounts. Many days and hours has been spent to search f= rom Google but </span></div> <span style=3D'font-size: 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>cannot find any s= olutions. Lastly I subscribe this mailing list and hopefully someone can help me.....</span></div> <span style=3D'font-size: 10pt; '> </span><span style=3D'font-size: 10pt;= '> </span><span style=3D'font-size: 10pt; '> </span><span style=3D'font-size= : 10pt; '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>Thanks in advance</span></div> <span style=3D'font-size: 10pt; '> </span><span style=3D'font-size: 10pt;= '> </span><br> <div class=3D"Normal"><span style=3D'font-size: 10pt; '>Lai</span></div> <span style=3D'font-size: 10pt; '> </span><br> </body> </html> --2_0_44_108326aMHTML_=_01-- --===============6653034954710592179== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ------------------------------------------------------------------------------ --===============6653034954710592179== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Jamm-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/jamm-users --===============6653034954710592179==--