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cool-net如何提高虚拟scsi的性能阿,我的代码如下
VOID
VDiskWorker( IN PVOID StartContext ) { PVDISK_THREAD_EXTENSION ThreadExt = THREADEXT(StartContext); PLIST_ENTRY ListEntry; PSCSI_REQUEST_BLOCK Srb; NTSTATUS Status = STATUS_SUCCESS; DbgPrint((\"Worker get run\\n\")); KeSetPriorityThread( KeGetCurrentThread(), LOW_REALTIME_PRIORITY ); // // delay load file // // Status = InitializeVDisk(ThreadExt,L\"\\\\DosDevices\\\\c:\\\\vdisk.img\"); // // notify parent thread initialization finished. // ThreadExt->Status = Status; KeSetEvent( &ThreadExt->ThreadEvent, IO_NO_INCREMENT, FALSE ); if( NT_SUCCESS(Status) ) { while(TRUE) { KeWaitForSingleObject( &ThreadExt->ThreadEvent, Executive, KernelMode, FALSE, // alertable NULL ); ListEntry = ExInterlockedRemoveHeadList ( &ThreadExt->RequestHead, &ThreadExt->ListLock ); while( ListEntry!=NULL ) { Srb = SRB_FROM_ENTRY(ListEntry); if( !ProcessSrb(ThreadExt,Srb) ) { break; } ListEntry = ExInterlockedRemoveHeadList ( &ThreadExt->RequestHead, &ThreadExt->ListLock ); } if( ThreadExt->ShutdownWorker ) break; } } if( ThreadExt->FileHandle ) { ZwClose(ThreadExt->FileHandle); } DbgPrint((\"Worker terminated\\n\")); PsTerminateSystemThread(Status); } 这是系统县城,感觉拷贝文件很慢 怎么办啊,你是如何处理的阿,又没有例子可以参考阿 谢谢你啊 |
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驱动老牛
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沙发#
发布于:2005-03-20 09:17
虚拟磁盘肯定要比硬盘慢很多,尤其在COPY大文件的时候
提高性能无非是提高线程数量和CACHE |
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