Dear Mike, You can also refer the below bug, which same as this issue.
https://bugzilla.redhat.com/show_bug.cgi?id=738989 On Wednesday, 30 September 2015 14:14:23 UTC+9, Manish Singh wrote: > > Dear Mike, > Thank you for reply. > > Please refer the post with below subject posted by me on same issue, it > has more detail, > > "iSCSI logout all command fails with retCode 21 and then Restart iscsid, > Core generated by iscsiuio" > > On Wednesday, September 30, 2015 at 7:26:27 AM UTC+9, Mike Christie wrote: >> >> On 09/28/2015 08:25 PM, Manish Singh wrote: >> > >> > Dear All, >> > >> > >> > Can anyone reply on below queries? >> > >> > >> > I have executed delete operation on a target for nodes database >> when >> > some sessions are active. Now, when i execute following command, i >> > get below error message. >> > >> > [root@HN0101 ~]# iscsiadm -m session >> > >> > tcp: [11667] 172.168.2.61:3260 <http://172.168.2.61:3260>,4 >> > >> iqn.2001-03.jp.nec:storage01:ist-m000-sn-0000000942901110.lx-ddsldset-0013.target0000 >> >> >> > (non-flash) >> > >> > tcp: [11668] 172.168.2.61:3260 <http://172.168.2.61:3260>,4 >> > >> iqn.2001-03.jp.nec:storage01:ist-m000-sn-0000000942901110.lx-ddsldset-0719.target0010 >> >> >> > (non-flash) >> > >> > tcp: [11669] 172.168.2.61:3260 <http://172.168.2.61:3260>,4 >> > >> iqn.2001-03.jp.nec:storage01:ist-m000-sn-0000000942901110.lx-ddsldset-0140.target0006 >> >> >> > (non-flash) >> > >> > tcp: [11670] 172.168.2.61:3260 <http://172.168.2.61:3260>,4 >> > >> iqn.2001-03.jp.nec:storage01:ist-m000-sn-0000000942901110.lx-ddsldset-0127.target0003 >> >> >> > (non-flash) >> > >> > tcp: [11671] 172.168.2.61:3260 <http://172.168.2.61:3260>,4 >> > >> iqn.2001-03.jp.nec:storage01:ist-m000-sn-0000000942901110.lx-ddsldset-0131.target0004 >> >> >> > (non-flash) >> > >> > tcp: [11672] 172.168.2.61:3260 <http://172.168.2.61:3260>,4 >> > >> iqn.2001-03.jp.nec:storage01:ist-m000-sn-0000000942901110.lx-ddsldset-0144.target0007 >> >> >> > (non-flash) >> > >> > tcp: [11673] 172.168.2.61:3260 <http://172.168.2.61:3260>,4 >> > >> iqn.2001-03.jp.nec:storage01:ist-m000-sn-0000000942901110.lx-ddsldset-0084.target0002 >> >> >> > (non-flash) >> > >> > iscsiadm: could not read session targetname: 5 >> > >> > iscsiadm: could not find session info for session3076 >> > >> > >> > I have used RHEL 6.6 linux distro and my open iscsi initiator >> > version is iscsi-initiator-utils-6.2.0.873-13. >> > >> > In my environment, we have a RPC XML server which is written in >> > python. When a client request for a operation(say operation1), we >> > execute following iscsiadm command in sequence using Popen() >> > interface of subprocess module in some portion of the operation, >> > >> > 1> Logout all session for all target, Command - >> "/sbin/iscsiadm >> > --mode node --logoutall=all" >> > 2> modify iscsi.conf file >> > 3> restart iscsid. >> > 4> run discovery on all portals of storage device. >> > If discovery fails on all portals(N/W down or other >> > reasons), then delete the nodes database for each target using >> > iscsiadm utility. >> >> It looks like one of your steps above left a session partially setup in >> the kernel. >> >> Why are you restarting iscsid and what command are you using to restart >> it? >> >> >> > >> > >> > Now, after above error has occurred, when we go to execute >> > operation1, operation 2, operation 3 but not operation 4. The core >> > is generated by iscsiuio. >> >> iscsiuio is only used for bnx2i, so it should not really come into play >> other than starting and stopping if that service is being restarted >> along with iscsid. You would need to attach the core so the qlogic or >> Red Hat developers can look at it. >> >> >> > >> > Can any one help me to understand the cause of the problem. >> > >> > >> > -- >> > You received this message because you are subscribed to the Google >> > Groups "open-iscsi" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> > an email to [email protected] >> > <mailto:[email protected]>. >> > To post to this group, send email to [email protected] >> > <mailto:[email protected]>. >> > Visit this group at http://groups.google.com/group/open-iscsi. >> > For more options, visit https://groups.google.com/d/optout. >> >> -- You received this message because you are subscribed to the Google Groups "open-iscsi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/open-iscsi. For more options, visit https://groups.google.com/d/optout.
