Axis M4216-V - Performance considerations; Contact support

AXISM4216-VDomeCamera
Troubleshooting
•Aninstalledandrunningapplication,suchasAXISVideoMotionDetection,willalwaysconsumeavideostream,whether
itisusedornot.Astoppedapplicationdoesnotconsumeavideostream.
Thecameracandelivermorethanfoursimultaneousstreamsprovidedthecongurationofanyadditionalstreamisidenticaltoany
oftherstfourstreams.Identicalcongurationimpliesexactlythesameresolution,framerate,compression,videoformat,rotation
etc.Formoreinformationseethewhitepaper“Maxnumberofuniquevideostreamcongurations”,availableataxis.com.
Can’tconnectoverport8883withMQTToverSSL
Therewallblockstrafc
usingport8883asit’s
deemedinsecure.
Insomecasestheserver/brokermightnotprovideaspecicportforMQTTcommunication.Itmay
stillbepossibletouseMQTToveraportnormallyusedforHTTP/HTTPStrafc.
•Iftheserver/brokersupportsWebSocket/WebSocketSecure(WS/WSS),typicallyon
port443,usethisprotocolinstead.Checkwiththeserver/brokerprovidertoseeif
WS/WSSissupportedandwhichportandbasepathtouse.
•Iftheserver/brokersupportsALPN,theuseofMQTTcanbenegotiatedoveranopen
port,suchas443.Checkwithyourserver/brokerprovidertoseeifALPNissupported
andwhichALPNprotocolandporttouse.
Performanceconsiderations
Whensettingupyoursystem,itisimportanttoconsiderhowvarioussettingsandsituationsaffecttheperformance.Somefactors
affecttheamountofbandwidth(thebitrate)required,otherscanaffecttheframerate,andsomeaffectboth.Iftheloadonthe
CPUreachesitsmaximum,thisalsoaffectstheframerate.
Thefollowingfactorsarethemostimportanttoconsider:
•Highimageresolutionorlowercompressionlevelsresultinimagescontainingmoredatawhichinturnaffectsthe
bandwidth.
•RotatingtheimageintheGUIcanincreasetheproduct'sCPUload.
•AccessbylargenumbersofMotionJPEGorunicastH.264clientsaffectsthebandwidth.
•AccessbylargenumbersofMotionJPEGorunicastH.265clientsaffectsthebandwidth.
•Simultaneousviewingofdifferentstreams(resolution,compression)bydifferentclientsaffectsbothframerateand
bandwidth.
Useidenticalstreamswhereverpossibletomaintainahighframerate.Streamprolescanbeusedtoensurethat
streamsareidentical.
•AccessingMotionJPEGandH.264videostreamssimultaneouslyaffectsbothframerateandbandwidth.
•AccessingMotionJPEGandH.265videostreamssimultaneouslyaffectsbothframerateandbandwidth.
•Heavyusageofeventsettingsaffectstheproduct’sCPUloadwhichinturnaffectstheframerate.
•UsingHTTPSmayreduceframerate,inparticularifstreamingMotionJPEG.
•Heavynetworkutilizationduetopoorinfrastructureaffectsthebandwidth.
•Viewingonpoorlyperformingclientcomputerslowersperceivedperformanceandaffectsframerate.
•RunningmultipleAXISCameraApplicationPlatform(ACAP)applicationssimultaneouslymayaffecttheframerateand
thegeneralperformance.
Contactsupport
Ifyouneedmorehelp,gotoaxis.com/support.
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