On Fri, Jul 04, 2014 at 06:09:44AM -0400, Francesco Romani wrote: > Hi, > > I'm trying to enumerate all the daemon threads VDSM uses, as in 4.15.0 > (to be exact, as in master 3228f5dad8f488192ea62f4e3e39172832435e80) > > So far I got: > > === > > SocketServer: 1 service, short lived thread per request? > > VDSM alone, with no VM running > > num what where > -------------------------------------------------------- > 1 libVirtEventLoop lib/vdsm/libvirtconnection.py > P TaskManager vdsm/storage/hsm.py > 1 StorageServer vdsm/storage/storageServer.py > 1 StorageRefresh vdsm/storage/hsm.py > 1 ChannelListener vdsm/virt/vmchannels.py > 1 HostStatsThread vdsm/virt/sampling.py > 1 MomThread vdsm/momIF.py > 1 clientIF vdsm/clientIF.py > 1 HostMonitor mom/HostMonitor.py > 1 StompReactor vdsm/rpc/BindingJsonRpc.py > 1 JsonRpcServer vdsm/rpc/BidningJsonRpc.py > 1 GuestManager mom/GuestManager.py > 1 PolicyEngine mom/PolicyEngine.py > 1 XmlRpcServer? vdsm/rpc/BindingXMLRPC.py > 1 Detector vdsm/clientIF.py > 1 RPCServer mom/RPCServer.py > 1 SocketServer stdlib, triggered by vdsm/rpc/BindingXMLRPC.py > 1 IOProcess? vdsm/storage/outOfProcess.py > S DomainMonitor vdsm/storage/domainMonitor.py > P/2 HSM_MailMonitor vdsm/storage/storage_mailbox.py > P/2 SPM_MailMonitor vdsm/storage/storage_mailbox.py > > P = pool size (config/irs/thread_pool_size) > > Total: 17 + number(StorageDomains) + P * 2 > Total with defaults (P=10) = 37 + number(StorageDomains) > Minimum storage domains: 2 (ISO + data) > Baseline: 39 threads > > Per VM > 1 sampling vdsm/virt/sampling.py > 1 GuestMonitor mom/GuestMonitor.py > > === > > More precise update will follow. In the meantime, anyone please feel free to > point out omissions/errors.
You must have dropped the migration-monitoring threads on purposed! (but they still pop up). There are other ocasions when (hopefully) short-lived threads are created, such as during getStorageDomainsList() XmlRpcServer springs a new thread per http connection. What's P/2 ? What are the question marks in the above table? And in that line - what's the IOProcess thead? Dan. _______________________________________________ Devel mailing list Devel@ovirt.org http://lists.ovirt.org/mailman/listinfo/devel