Change management service
Granted: October 29, 2024
Patent Number:
12131189
A computer-implemented method, computer-readable medium, and computer system that involve operations including receiving, from a computing cluster, a first request for changing a first object type specified by an approval policy resource, where the approval policy resource is a first one of a plurality of custom resources; identifying, in response to receiving the first request and using a second custom resource of the plurality, an approval process associated with the first object type;…
Cluster leader selection via ping tasks of service instances
Granted: October 29, 2024
Patent Number:
12131176
An example method of executing a periodic task of a service having service instances replicated across hosts in a cluster of a virtualized computing system, the service instances executing in pods implemented by virtual machines (VMs) on the hosts, the method including: persisting, by ping tasks of the service instances, records in a pod information table of a database, the records including pod identifiers of the pods and leader indicators; determining, by a first ping task, a…
Efficient incremental journal truncation policy
Granted: October 29, 2024
Patent Number:
12131021
A method for efficient journal truncation is provided. A method for journal truncation includes maintaining a journal in a memory of a computing system including a plurality of records. Each record indicates a transaction in an ordered data structure. The method includes maintaining a truncation queue in the memory including one or more entries. Each entry in the truncation queue includes a physical on-disk offset associated with a different record of the plurality of records. The method…
System and method for anonymizing sensitive information in logs of
Granted: October 29, 2024
Patent Number:
12130945
System and method for anonymizing logs generated in applications running in a computing environment detects log data being generated in an application and compares the log data to a set of predefined search pattern policies to find sensitive information contained in the log data. The sensitive information contained in the log data is converted into anonymous information to produce anonymized log data within the application. The anonymized log data is then written to a destination.
Distributed appending of transactions in data lakes
Granted: October 29, 2024
Patent Number:
12130834
Distributed appending of transactions in data lakes is described. A first message is received, at a first ingestion node of a plurality of ingestion nodes, as part of a transaction. The first message identifies a transaction identifier (ID) and a portion of data for the transaction. The data of the first message is persisted in temporary storage. A count of messages for the transaction for the first ingestion node is determined. Based on at least the count of messages, it is determined…
Enhanced locking mechanism for B+ tree data structures
Granted: October 29, 2024
Patent Number:
12130791
A method for modifying key-value pairs of a B+ tree is provided. The method receives a request to modify a particular key-value pair. Each node of the tree has a modification number. The method traverses a path on the tree from the root node toward the particular node. The traversing includes upon reaching a parent node of the path, acquiring a shared lock on both the parent node and a child node one level below the parent node. Upon determining that the child node is the particular…
Saving virtual memory space in a clone environment
Granted: October 29, 2024
Patent Number:
12130734
Virtual memory space may be saved in a clone environment by leveraging the similarity of the data signatures in swap files when a chain of virtual machines (VMs) includes clones spawned from a common parent and executing common applications. Deduplication is performed across the chain, rather than merely within each VM. Examples include generating a common deduplication identifier (ID) for the chain; generating a logical addressing table linked to the deduplication ID, for each of the…
Flexible byzantine fault tolerance
Granted: October 29, 2024
Patent Number:
12130714
A method and system for performing a flexible Byzantine fault tolerant (BFT) protocol. The method includes sending, from a client device, a proposed value to a plurality of replica devices and receiving, from at least one of the plurality of replica devices, a safe vote on the proposed value. The replica device sends the safe vote, based on a first quorum being reached, to the client device and each of the other replica devices of the plurality of replica devices. The method further…
Validation-based service request handling
Granted: October 22, 2024
Patent Number:
12126593
Example methods and systems for validation-based service request handling are described. In one example, a computer system may obtain, from a management entity, configuration information specifying a unicast service address associated with a service node capable of providing a network service. In response to detecting a service request from the virtualized computing instance, the computer system may generate a modified service request that (a) is destined for the unicast service address…
Managing exchanges between edge gateways in a cloud environment to support a private network connection
Granted: October 22, 2024
Patent Number:
12126598
Described herein are systems, methods, and software to manage secure tunnel communications in multi-edge gateway computing environments. In one implementation, a control system identifies an edge gateway from a plurality of edge gateways to support a private network tunnel. The control system further identifies addressing attributes associated with communications directed over the private network tunnel and configures the plurality of edge gateways to forward packets associated with the…
Distributed policy-based provisioning and enforcement for quality of service
Granted: October 22, 2024
Patent Number:
12126536
Embodiments of the disclosure provide techniques for measuring congestion and controlling quality of service to a shared resource. A module that interfaces with the shared resource monitors the usage of the shared resource by accessing clients. Upon detecting that the rate of usage of the shared resource has exceeded a maximum rate supported by the shared resource, the module determines and transmits a congestion metric to clients that are currently attempting to access the shared…
Network function placement in vGPU-enabled environments
Granted: October 22, 2024
Patent Number:
12124867
Disclosed are aspects of network function placement in virtual graphics processing unit (vGPU)-enabled environments. In one example a network function request is associated with a network function. A scheduler selects a vGPU-enabled GPU to handle the network function request. The vGPU-enabled GPU is selected in consideration of a network function memory requirement or a network function IO requirement. The network function request is processed using an instance of the network function…
Method and system to process data delete in virtualized computing
Granted: October 22, 2024
Patent Number:
12124734
Example methods and systems to process input/output (I/O) requests in a distributed storage system in a virtualized computing environment are disclosed. One example method includes executing a first thread to destage one or more data writes, wherein the one or more data writes correspond to a first bucket; executing a second thread to destage the one or more data deletes, wherein the one or more data deletes correspond to a second bucket; in response to executing the first thread,…
Resiliency and performance for cluster memory
Granted: October 22, 2024
Patent Number:
12124715
Disclosed are various embodiments for improving resiliency and performance of clustered memory. A computing device can acquire a chunk of byte-addressable memory from a cluster memory host. The computing device can then identify an active set of allocated memory pages and an inactive set of allocated memory pages for a process executing on the computing device. Next, the computing device can store the active set of allocated memory pages for the process in the memory of the computing…
Efficient unmap handling using synchronized redundant components of data objects
Granted: October 22, 2024
Patent Number:
12124701
Components of a distributed data object are synchronized using streamlined tracking metadata. A target component of the distributed data object is detected as it becomes available and stale. A source component that is up-to-date and that mirrors the address space of the detected target component is identified. A set of mapped address ranges and a set of unmapped address ranges of the identified source component are obtained. A mapped address range of the target component that corresponds…
System and method to build a file reputation cache for an antivirus (AV) endpoint
Granted: October 22, 2024
Patent Number:
12124570
Example methods are provided to build a smart file reputation cache at a cloud, and to provide the smart file reputation cache to an antivirus (AV) endpoint such as a virtualized computing instance in a virtualized computing environment. Training techniques can be used to build the smart file reputation cache at the cloud, based on information learned from existing AV endpoints and a management server. The smart file reputation can then be provided to newly installed AV endpoints for…
Behavioral implementation of a double fault stack in a computer system
Granted: October 15, 2024
Patent Number:
12118362
An example method of exception handling in a computer system is described. The computer system includes a physical central processing unit (PCPU) and a system memory, the system memory storing a first stack, a second stack, and a double fault stack associated with the PCPU. The method includes: storing, by an exception handler executing in the computer system, an exception frame on the double fault stack in response to a stack overflow condition of the first stack; switching, by the…
Defining services for virtual interfaces of workloads
Granted: October 15, 2024
Patent Number:
12120088
Some embodiments of the invention provide a method for deploying network elements for a set of machines in a set of one or more datacenters. The datacenter set is part of one availability zone in some embodiments. The method receives intent-based API (Application Programming Interface) requests, and parses these API requests to identify a set of network elements to connect and/or perform services for the set of machines. In some embodiments, the API is a hierarchical document that can…
Tenant-specific quality of service
Granted: October 15, 2024
Patent Number:
12120032
Some embodiments provide, for a gateway datapath that executes on a gateway device to implement tenant logical routers for multiple different tenant logical networks and process traffic between the tenant logical networks and an external network, a method for managing QoS for the plurality of tenant logical networks. The method receives a data message for a particular tenant logical network. The method executes a set of processing stages to process the data message. The set of processing…
Techniques for container scheduling in a virtual environment
Granted: October 15, 2024
Patent Number:
12118386
The present disclosure relates generally to virtualization, and more particularly to techniques for deploying containers in a virtual environment. The container scheduling can be based on information determined by a virtual machine scheduler. For example, a container scheduler can receive a request to deploy a container. The container scheduler can send container information to the virtual machine scheduler. The virtual machine scheduler can use the container information along with…
