ocf_heartbeat_IPsrcaddr – Manages the preferred source address for outgoing IP packets Synopsis IPsrcaddr [start | stop | monitor | meta-data | validate-all] Description Resource script for IPsrcaddr. It manages the preferred source address modification. Supported Parameters ipaddress The IP address. (required, string, no default) cidr_netmask The netmask for the interface in CIDR format. (ie, 24),…
ocf_heartbeat_IPaddr2 – Manages virtual IPv4 and IPv6 addresses (Linux specific version) Synopsis IPaddr2 [start | stop | status | monitor | meta-data | validate-all] Description This Linux-specific resource manages IP alias IP addresses. It can add an IP alias, or remove one. In addition, it can implement Cluster Alias IP functionality if invoked as a…
ocf_heartbeat_IPaddr – Manages virtual IPv4 addresses (portable version) Synopsis IPaddr [start | stop | monitor | meta-data | validate-all] Description This script manages IP alias IP addresses It can add an IP alias, or remove one. Supported Parameters ip The IPv4 address to be configured in dotted quad notation, for example "192.168.1.1". (required, string, no…
ocf_heartbeat_Filesystem – Manages filesystem mounts Synopsis Filesystem [start | stop | monitor | meta-data | validate-all] Description Resource script for Filesystem. It manages a Filesystem on a shared storage medium. The standard monitor operation of depth 0 (also known as probe) checks if the filesystem is mounted. If you want deeper tests, set OCF_CHECK_LEVEL to…
ocf_heartbeat_Evmsd – Controls clustered EVMS volume management (deprecated) Synopsis Evmsd [start | stop | monitor | meta-data] Description Deprecation warning: EVMS is no longer actively maintained and should not be used. This agent is deprecated and may be removed from a future release. — This is a Evmsd Resource Agent. Supported Parameters ignore_deprecation If set…
ocf_heartbeat_EvmsSCC – Manages EVMS Shared Cluster Containers (SCCs) (deprecated) Synopsis EvmsSCC [start | stop | status | monitor | meta-data] Description Deprecation warning: EVMS is no longer actively maintained and should not be used. This agent is deprecated and may be removed from a future release. — Resource script for EVMS shared cluster container. It…
ocf_heartbeat_Dummy – Example stateless resource agent Synopsis Dummy [start | stop | monitor | migrate_to | migrate_from | meta-data | validate-all] Description This is a Dummy Resource Agent. It does absolutely nothing except keep track of whether its running or not. Its purpose in life is for testing and to serve as a template for…
ocf_heartbeat_Delay – Waits for a defined timespan Synopsis Delay [start | stop | status | monitor | meta-data | validate-all] Description This script is a test resource for introducing delay. Supported Parameters startdelay How long in seconds to delay on start operation. (optional, integer, default 30) stopdelay How long in seconds to delay on stop…
ocf_heartbeat_ClusterMon – Runs crm_mon in the background, recording the cluster status to an HTML file Synopsis ClusterMon [start | stop | monitor | meta-data | validate-all] Description This is a ClusterMon Resource Agent. It outputs current cluster status to the html. Supported Parameters user The user we want to run crm_mon as (optional, string, default…
ocf_heartbeat_CTDB – CTDB Resource Agent Synopsis CTDB [start | stop | monitor | meta-data | validate-all] Description This resource agent manages CTDB, allowing one to use Clustered Samba in a Linux-HA/Pacemaker cluster. You need a shared filesystem (e.g. OCFS2 or GFS2) on which the CTDB lock will be stored. Create /etc/ctdb/nodes containing a list of…
ocf_heartbeat_AudibleAlarm – Emits audible beeps at a configurable interval Synopsis AudibleAlarm [start | stop | status | monitor | meta-data | validate-all] Description Resource script for AudibleAlarm. It sets an audible alarm running by beeping at a set interval. Supported Parameters nodelist The node list that should never sound the alarm. (optional, string, no default)…
ocf_heartbeat_AoEtarget – Manages ATA-over-Ethernet (AoE) target exports Synopsis AoEtarget [start | stop | monitor | meta-data | validate-all] Description This resource agent manages an ATA-over-Ethernet (AoE) target using vblade. It exports any block device, or file, as an AoE target using the specified Ethernet device, shelf, and slot number. Supported Parameters device The local block…
o2cb – Default cluster stack for the OCFS2 file system. Description o2cb is the default cluster stack for the OCFS2 file system. It includes a node manager (o2nm) to keep track of the nodes in the cluster, a heartbeat agent (o2hb) to detect live nodes, a network agent (o2net) for intra-cluster node communication and a…
numa – overview of Non-Uniform Memory Architecture Description Non-Uniform Memory Access (NUMA) refers to multiprocessor systems whose memory is divided into multiple memory nodes. The access time of a memory node depends on the relative locations of the accessing CPU and the accessed node. (This contrasts with a symmetric multiprocessor system, where the access time…
nsdb-parameters – NSDB connection parameters Introduction RFC 5716 introduces the Federated File System (FedFS, for short). FedFS is an extensible standardized mechanism by which system administrators construct a coherent namespace across multiple file servers using file system referrals. For further details, see fedfs(7). The bulk of FedFS metadata is stored on one or more LDAP…
nptl – Native POSIX Threads Library Description NPTL (Native POSIX Threads Library) is the GNU C library POSIX threads implementation that is used on modern Linux systems. NPTL and signals NPTL makes internal use of the first two real-time signals (signal numbers 32 and 33). One of these signals is used to support thread cancellation…
npm-scripts – How npm handles the "scripts" field Description npm supports the "scripts" property of the package.json script, for the following scripts: prepublish Run BEFORE the package is published. (Also run on local npm install without any arguments.) publish, postpublish Run AFTER the package is published. preinstall Run BEFORE the package is installed install, postinstall…
npm-scope – Scoped packages Description All npm packages have a name. Some package names also have a scope. A scope follows the usual rules for package names (url-safe characters, no leading dots or underscores). When used in package names, preceded by an @-symbol and followed by a slash, e.g. @somescope/somepackagename Scopes are a way of…
npm-registry – The JavaScript Package Registry Description To resolve packages by name and version, npm talks to a registry website that implements the CommonJS Package Registry specification for reading package info. Additionally, npm’s package registry implementation supports several write APIs as well, to allow for publishing packages and managing user account information. The official public…