Hey, I made patches for this a while back. I am in the middle of finishing up some work release stuff then changing jobs. I should be able to get back to this next week.
On Aug 6, 2014, at 4:20 PM, abhinav.srivast...@gmail.com wrote: > > Hi Mike, > > I am trying to extract the same information i.e. local IP and port > combination corresponding to a iscsi connection. Do you know how to extract > this information? iscsiadm -m session still only prints the local IP. Any > help would appreciated. > > Thanks. > Abhinav > > On Thursday, August 30, 2012 3:58:05 PM UTC-4, Mike Christie wrote: > Ok. Let me try to get to this over the weekend. > > On 08/28/2012 07:29 PM, Jeffrey Caughel wrote: > > That is exactly what I am looking for... peresently I can see something > > like this: > > > > # netstat -anpt > > <snip> > > tcp 0 48 192.168.0.155:60480 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 0 192.168.0.155:60452 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 48 192.168.0.155:60448 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 0 192.168.0.155:60460 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 0 192.168.0.155:60458 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 0 192.168.0.155:60466 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 0 192.168.0.155:60420 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 0 192.168.0.155:60422 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > tcp 0 0 192.168.0.155:60434 192.168.0.35:3260 > > ESTABLISHED 5658/iscsid > > <snip> > > > > I would want to associate that with a specific connection so I can analyze > > tcpdump output for just that one connection that is seemingly > > underperforming. The host has dozens of active connections and only this > > one is causing a problem. Without being able to identify the source port, > > it is difficult to determine which stream to follow. > > > > Thanks, > > Jeff > > > > On Tuesday, August 28, 2012 5:02:41 PM UTC-7, Mike Christie wrote: > >> > >> > >> On Aug 28, 2012, at 5:39 PM, Jeffrey Caughel > >> <jcau...@gmail.com<javascript:>> > >> wrote: > >> > >>> In order to further dig into performance issues we're seeing, I am > >> trying to correlate individual iSCSI connections with specific TCP > >> connections. I don't want to negatively impact performance more than it > >> already is so I was hoping to find a means for this that didn't require > >> increasing the log level. I haven't found this recorded under > >> /sys/class/iscsi_connection/connection[number] or under > >> /var/lib/iscsi/nodes/[IQN]/[target_ip:port]/[interface]. I would expect > >> it > >> to be fairly simple and hopefully it's just eluding me - ultimately I > >> would > >> like to correlate this specific connection with an entry in `netstat > >> -anvpt` that is itself associated with iscsid. > >>> > >> > >> I don't think we have anything. > >> > >> If you run iscsiadm -m session -P 2 you will see a "Iface IPaddress" > >> value. This is the address that the iscsi connection uses on the local > >> side, so it matches the ip address in the "Local Address" value in > >> netstat. > >> I could also print out the local port the iscsi connection is using so you > >> could use both those values to match the address:port tuple you see in > >> netstat "Local Address" field. Is that what you need? > > > > > -- > 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 open-iscsi+unsubscr...@googlegroups.com. > To post to this group, send email to open-iscsi@googlegroups.com. > 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 open-iscsi+unsubscr...@googlegroups.com. To post to this group, send email to open-iscsi@googlegroups.com. Visit this group at http://groups.google.com/group/open-iscsi. For more options, visit https://groups.google.com/d/optout.
