Hi, a few minutes ago I discovered that there is a “Active Sessions” field in the details pane of the SSVMs, but the value is blank. Do I need to configure something else so that cloudstack is aware of the sessions of the SSVM?
Kind Regards Christian > On 04 Apr 2016, at 09:33, Kirmse, Christian > <[email protected]> wrote: > > Hi Glenn, > > ok, thanks for the information. > So this means we are talking about network sessions, good to know. > > Tanks for your help. > > Kind regards > Christian > >> On 04 Apr 2016, at 09:25, Glenn Wagner <[email protected]> wrote: >> >> Hi, >> >> To find out how many sessions are connected to the SSVM you can run >> >> netstat -anp | grep ESTABLISHED >> >> Thanks >> Glenn >> >> >> Regards, >> >> Glenn Wagner >> >> [email protected] >> www.shapeblue.com >> 2nd Floor, Oudehuis Centre, 122 Main Rd, Somerset West, Cape Town 7130South >> Africa >> @shapeblue >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] >> Sent: Monday, 04 April 2016 9:21 AM >> To: [email protected] >> Subject: Re: Secondary Storage VM overloaded >> >> Hi Dag, >> >> thanks for your reply. >> >> Unfortunately we actually don’t have a clue what kind of sessions are meant. >> Do we need to monitor ssh sessions, linux processes or some kind of java >> sessions? >> >> Do you have any idea where we can start? >> >> Kind Regards >> Christian >> >>> On 01 Apr 2016, at 12:19, Dag Sonstebo <[email protected]> wrote: >>> >>> Hi Christian, >>> >>> I think to find the actual usage figures over time you would have to >>> monitor the sessions locally on the SSVM, I can't see anything in the API >>> to query this. >>> >>> One way to determine this is to lower the secstorage.sessions.max figure >>> and monitor how often a second SSVM is spawned. Also keep in mind you could >>> increase the service offering for system VMs to increase the capacity the >>> SSVM can handle, this could negate the requirement for multiple SSVM >>> instances. >>> >>> Dag Sonstebo >>> Cloud Architect >>> ShapeBlue >>> >>> >>> >>> >>> >>> >>> >>> On 01/04/2016, 10:10, "[email protected]" >>> <[email protected]> wrote: >>> >>>> Hi all, >>>> >>>> I have a question regarding the scalability of the ssvm. >>>> As I understood cloudstack is able to scale out the ssvm, so that a new >>>> one is created when the load is to high. >>>> To achieve this we have to edit the two global settings >>>> secstorage.capacity.standby and secstorage.session.max, but we have no >>>> idea what values are rational. >>>> >>>> Is there a way to see the current values, so that we can derive the new >>>> value which we want to use? >>>> I mean if the current ssvm needs just 10 sessions to be overloaded and we >>>> set the secstorage.session.max to 20, cloudstack will never spawn a new >>>> ssvm. >>>> >>>> Kind Regards >>>> Christian >>> >>> Regards, >>> >>> Dag Sonstebo >>> >>> [email protected] >>> www.shapeblue.com >>> 53 Chandos Place, Covent Garden, London WC2N 4HSUK @shapeblue >> >
