hm::ds::Critical_State Class Reference

Critical State. More...

#include <health_monitor_disk_state.h>

Inheritance diagram for hm::ds::Critical_State:

Public Member Functions
	Critical_State ()
void	enter () override
	Critical State - Enter If the server hasn't been fenced yet, then fence immediately. More...
void	exit () override
	Critical Limit State - Exit Clear Critical state variables. More...
void	check_levels () override
	Critical State - Check levels Server is (or should be) fenced, issue regular warnings. More...
Public Member Functions inherited from hm::ds::Storage_State
	Storage_State ()=default
	Storage_State (const char *state_name, State state)
virtual	~Storage_State ()=default
enum State	state () const

Additional Inherited Members
Public Types inherited from hm::ds::Storage_State
enum	State {   UNDEF , START , STOP , NORMAL ,   WARNING , LOW_LIMIT , CRITICAL , RECOVERY_1 ,   RECOVERY_2 , ERROR }
Static Public Member Functions inherited from hm::ds::Storage_State
static void	set_collector (Disk_Collector *collector)
static void	get_params ()
	Storage State - Get params Get the storage threshold params from the disk collector. More...
static void	get_levels ()
	Storage State - Get levels Get the storage levels from the disk collector. More...
static bool	normal_level ()
	Storage State - Storage levels. More...
static bool	warning_level ()
static bool	low_level ()
static bool	critical_level ()
static bool	disk_error ()
static void	set_normal_state ()
	Storage State - Transitions. More...
static void	set_warning_state ()
static void	set_low_limit_state ()
static void	set_critical_state ()
static void	set_error_state ()
Static Public Attributes inherited from hm::ds::Storage_State
static Disk_Collector *	dc {nullptr}
static size_t	available_mb {0}
static size_t	reserve_mb {0}
static size_t	critical_level_mb {0}
static size_t	warn_level_1_mb {0}
static size_t	warn_level_2_mb {0}
static size_t	warn_level_3_mb {0}
static size_t	max_warn_level_mb {0}
static size_t	recovery_level_mb {0}

Detailed Description

Critical State.

Available space is below the absolute lowest storage limit. Fallback mode is triggered immediately.

Constructor & Destructor Documentation

Critical_State()

hm::ds::Critical_State::Critical_State ( )

inline

Member Function Documentation

check_levels()

void hm::Critical_State::check_levels ( )

overridevirtual

Critical State - Check levels Server is (or should be) fenced, issue regular warnings.

Reimplemented from hm::ds::Storage_State.

enter()

void hm::Critical_State::enter ( )

overridevirtual

Critical State - Enter If the server hasn't been fenced yet, then fence immediately.

Force SUPER_READ_ONLY if necessary.

Reimplemented from hm::ds::Storage_State.

exit()

void hm::Critical_State::exit ( )

overridevirtual

Critical Limit State - Exit Clear Critical state variables.

Reimplemented from hm::ds::Storage_State.

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The documentation for this class was generated from the following files:

• components/health_monitor/health_monitor_disk_state.h
• components/health_monitor/health_monitor_disk_state.cc