Nutanix is a distributed storage system that integrates storage and compute resources on physical nodes, but the logical compute Storage Fusion platform runs all of the storage logic in a pre-packaged virtual machine (Storage Control virtual machine) that runs on top of hypervisor, isolated from the business compute virtual machine, and provide high-performance storage services for business virtual machines.650) this.width=650; "Width=" 543 "height="
referring to the technological trends of storage systems, it is generally considered that hyper-convergence and Server SAN is the trend of the future mainstream, will replace the traditional storage technology architecture. So what is the technical uniqueness of hyper-fusion and Serversan ? Why can it be a mainstream trend in the future of data center storage architectures? What exactly does this architecture solve for data center problems? Where is the technical difficulty that this architectur
Over the past two years, Super fusion heat is hot. IDC the report states that - Global Hyper-converged infrastructure market growth up to 155% , . Annual market capacity is expected to grow 94% , to 2019 year will be in annual 60% the speed of growth. Nutanix/emc/vmware//Huawei/Lenovo and other mainstream it vendors have launched their own hyper-converged products. Hewlett-Packard is in the traditional cs200/cs250/cs700 and other high-end customer-o
Abstract: Through the study of the Host Control Interface of Bluetooth Core Specification 1.2, the communication mechanisms and methods of the Bluetooth Baseband layer and the host side are analyzed. Some basic Bluetooth commands and events are illustrated, and related interfaces are explained. On this basis, the development of the Bluetooth HCI Layer is convenient.Key words: Bluetooth; HCI; baseband; Traff
For more information about the HCI specification, see First, we need to understand that the host part of HCI is implemented on Linux.1. Related Data Structure 1.1 Hci_devIn Linux, Hci_dev is used to represent an HCI Host (corresponding to a control)
Members
Role
Char Name[8]
Bluetooth name
__u8 Bus
Keywords: Bluetooth protocol HCI Anatomy HCI Overview HCI Note LMP l2cap SDP RFCOMMZhongjunIn the spirit of mutual learning purposes, to share this series of articles, welcome reprint, please specify the author, respect for copyright, thank youPlease correct me if the article is not in the wrong place, learn togetherThis series is currently intended to:LMP anatom
Android blueZ HCI (I): Implementation of hciconfig and common methods
Keywords: hciconfighcitool hcidumpAuthor: xubin341719 (You are welcome to reprint it. Please indicate the author. Please respect copyright. Thank you !)Correct the mistakes and learn and make progress together !!Android blueZ HCI (I): Implementation of hciconfig and common methodsAndroid blueZ hci
There are multiple threads in the Bluetooth process, where the HCI thread is responsible for processing and sending and receiving the Bluetooth host side and controller.This article analyzes the process of data processing for this thread.1. HCI-related interfacesFirst look at the related interfaces of HCI: in HCI_LAYER.C: const hci_t *hci_layer_get_interface ()
, and traverse tasklet_actionThe tasklet_vec linked list calls each tasklet function to complete the Soft Interrupt operation.That is, call hci_rx_task ()
That is, when urb exists, hci_rx_task () is finally called ()
When the package type is HCI event, call hci_event_packet ()In hci_event_packet (), the system determines the event and processes it.
The following uses hci_ev_disconn_complete as an example to see how the event is processed. This event i
[2] creating a more approachable Web site within 30 days
Hci/chi (Human-computer interaction)--human-computer interaction
Human-Computer Interaction CHI (Computer Human interaction), also known internationally (Hci,human Computer interaction), is an interdisciplinary study that covers a wide range of topics, including cognitive science in the field of psycho
Dsads1. OverviewHCI supports four types of grouping:
Command group commands Packet
Asynchronous data grouping asynchronous Packet
Synchronous Data Packet
Events Group Event Packe
The grouping type is a byte value before the HCI group. The packet type has the following values:
Packet
Packet Type
command
1
asynchronous
Data Structure 1, hci_event
Indicates the hardware status of the Bluetooth controller.
Enum hci_event {
Device_up, device Enabled
Device_down: Disable the device.
The device_error device has an error.
};
Header file: bt_hcip.h2. hci_type
Indicates the data packet type.
enum HCI_TYPE {
Command_packet = 1, command package
Data_packet_acl = 2, access control list data
Data_packet_sco = 3, connection-oriented data synchronization
Event_packet = 4, event
Etype_finish = End mark of 5 packets
};
Header
Recently in a customer to the master-slave module, based on the S130, a little farther away from the connection will appear immediately after the phenomenon of disconnection,Traced the reason, given the HCI Error code is 0x003e, for the moment do not know what the ghost, check out a post on the Internet, explained as follows:Disconnect reason 0x3e Hci_error_code_conn_failed_to_establish
I use TI CC2640 master machine, mobile phone do from the mach
Accessibility-Accessibility/Accessibility
Accessibility indicates the Accessibility of the webpage. W3C Web page accessibility is defined as follows:
"Webpage accessibility is accessible to people with disabilities. More specifically, the availability of web pages means that people with disabilities can perceive, understand, manipulate, interact with, and contribute to webpages. Web Accessibility also benefits non-Persons with disabilities, including the elderly who are weak due to a
In the process of Bluetooth enable, multiple threads are created and the threads are bound to the queue. This article mainly analyzes the processing of HCI data this thread.voidBtu_startup (void){. .. btu_bta_msg_queue=fixed_queue_new (Size_max);Btu_general_alarm_hash_map=hash_map_new (btu_general_alarm_hash_map_size, Hash_function_pointer, NULL, (DATA_FREE_FN) alarm_free, NULL) ;Btu_general_alarm_queue=fixed_queue_new (Size_max);Btu_oneshot_alarm_has
Contents of Beijing Union University
Smart City College
School of Tourism
College of automation
Business School
College of Art
[Email protected]HCI Practice 005-Web page layout
First, this article is used for writing essay, is a kind of thought record, also can be seen as my essay when writing the log record.Second, it is still in the data collection stage. I'm going to write about the interaction on wearable devices
two years, with Nutanix as the representative of hyper-converged solutions more and more mature, more and more users recognize and accept HCI this way. However, in the Citrix-owned product line, XenServer, which is the most relevant to HCI, does not yet offer a solution similar to VMware Vsan, so Citrix itself is not able to provide this type of
By 2027, the global real private cloud (true private CLOUD,TPC) market will reach $262.4 billion, with an annual CAGR of 29.2%, while the TPC market will grow faster than the public cloud IaaS market, while the locally deployed TPC market will be 32.5% Growth of $176 billion. This is the latest forecast by Wikibon, a U.S. market research firm, released in August 2018. In 2017, the global TPC market grew by 55% to $20.3 billion, while the TPC market was 40% of public cloud IaaS and grew at a rate
1. HCI Layer Protocol Overview:Host Controller Interface (HCI) is used to communicate the host and module. Host is usually pc,module is connected to a Bluetooth Dongle on the PC in various physical connection forms (Usb,serial,pc-card, etc.). At the end of the host: Application,sdp,l2cap and other protocols are presented in the form of software (BlueZ in the kernel layer program). At this end of the module:
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