Are there any chances to have your feedback on the information provided? Best regards, Ioan
On Fri, May 18, 2012 at 11:25 AM, Ioan Indreias <[email protected]> wrote: > Hello all, > > We are running OpenLDAP in a SLAVE-MASTER configuratiorn (Slave for > another OpenLDAP server //L1// and Master for 2 Axigen Back End nodes > //B1 and B2//). > > Currently we have ~31000 accounts and experience random freeze events > of the slapd (nothing writing in the logs, CPU 0%) when a series of > add/delete operations are performed over the normal LDAP > traffic.Random means an interval between 15 and 80 minutes after we > start add/delete accounts. > > The add/delete bash script is running in loop, adding 60 accounts, > sleep 20 sec, delete the accounts and sleep another 40 sec. All > operations are performed on the MASTER L1 server and are propagated > correctly to our server (till is freezing of course). > > Running with 2.4.23 we have considered to upgrade to 2.4.31 but the > same problem was observed. On both cases we have used BDB 4.7.25, with > all available patches. > > The server is a RHEL 5.5, 64 bits with plenty of memory and CPUs. > > I am attaching 3 archives: the slapd configuration and gdb+db_stat for > 2 freeeze events. > > Could somebody point if there is a slapd or bdb problem? Any hints are > appreciated. > > Best regards, > Ioan Indreias > www.modulo.ro > > === > May 18 09:37:10 saevrvmp11 slapd[13834]: @(#) $OpenLDAP: slapd 2.4.31 > (May 10 2012 16:11:06) $ > [email protected]:/root/openldap-2.4.31/servers/slapd > > [root@host tmp]# ldd /usr/sbin/slapd > libuuid.so.1 => /lib64/libuuid.so.1 (0x0000003efe000000) > libssl.so.6 => /lib64/libssl.so.6 (0x0000003f05400000) > libcrypto.so.6 => /lib64/libcrypto.so.6 (0x0000003f00800000) > libresolv.so.2 => /lib64/libresolv.so.2 (0x0000003f01800000) > libpthread.so.0 => /lib64/libpthread.so.0 (0x0000003efb800000) > libc.so.6 => /lib64/libc.so.6 (0x0000003efac00000) > /lib64/ld-linux-x86-64.so.2 (0x0000003efa800000) > libgssapi_krb5.so.2 => /usr/lib64/libgssapi_krb5.so.2 > (0x0000003f02800000) > libkrb5.so.3 => /usr/lib64/libkrb5.so.3 (0x0000003f03000000) > libcom_err.so.2 => /lib64/libcom_err.so.2 (0x0000003f01000000) > libk5crypto.so.3 => /usr/lib64/libk5crypto.so.3 (0x0000003f02c00000) > libdl.so.2 => /lib64/libdl.so.2 (0x0000003efb000000) > libz.so.1 => /usr/lib64/libz.so.1 (0x0000003efbc00000) > libkrb5support.so.0 => /usr/lib64/libkrb5support.so.0 > (0x0000003f02400000) > libkeyutils.so.1 => /lib64/libkeyutils.so.1 (0x0000003f02000000) > libselinux.so.1 => /lib64/libselinux.so.1 (0x0000003efc400000) > libsepol.so.1 => /lib64/libsepol.so.1 (0x0000003efc000000) > ===
