Hidden Parameters in Oracle AI Database 26ai H.5 ASM (239)

 

Name	Type	Value	At default?	Level	PDB	RAC inst.	Flags	Description
_asm_access	String	auto	yes	STATIC	N	N		ASM File access mechanism
_asm_access_assume_local	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Assume IOS client is in the same cluster as IOS
_asm_acd_chunks	Integer	1	yes	SESSION	N	N		initial ACD chunks created
_asm_admin_with_sysdba	Boolean	FALSE	yes	STATIC	N	N		Does the sysdba role have administrative privileges on ASM?
_asm_allocation_secondary_tolerance	Integer	1	yes	SYSTEM imm.	N	Y		Per-partner secondary tolerance for allocation
_asm_allow_appliance_dropdisk_noforce	Boolean	FALSE	yes	SESSION	N	Y		Allow DROP DISK/FAILUREGROUP NOFORCE on ASM Appliances
_asm_allow_appliance_offlineonline	Boolean	FALSE	yes	SESSION	N	Y		Allow OFFLINE/ONLINE DISK/FAILUREGROUP on ASM Appliances
_asm_allow_dangerous_unprotected_volumes	Boolean	FALSE	yes	SESSION	N	N		Disable checking for unprotected volumes in mirrored disk groups
_asm_allow_dgname_special_chars	Boolean	FALSE	yes	SESSION	N	Y		Enable the use of special characters in diskgroup names
_asm_allow_foreign_siteguids	Boolean		yes	SESSION	N	N		Disable checking for foreign siteguid on a given node
_asm_allow_lvm_resilvering	Boolean	TRUE	yes	SESSION	Y	Y		Enable disk resilvering for external redundancy
_asm_allow_older_clients	Boolean	FALSE	yes	SESSION	N	Y		Allow older clients to connect to the ASM server
_asm_allow_only_raw_disks	Boolean	TRUE	yes	SYSTEM imm.	N	Y		Discovery only raw devices
_asm_allow_prepare_split	Boolean	TRUE	yes	SESSION	Y	Y		Allow database prepare and split in non-appliance mode
_asm_allow_small_memory_target	Boolean	FALSE	yes	SESSION	N	N		Allow a small memory_target for ASM instances
_asm_allow_system_alias_rename	Boolean	FALSE	yes	SYSTEM imm.	N	Y		if system alias renaming is allowed
_asm_allow_unsafe_reconnect	Boolean	TRUE	yes	SYSTEM imm.	N	Y		attempt unsafe reconnect to ASM
_asm_allowdegeneratemounts	Boolean	FALSE	yes	SESSION	N	N		Allow force-mounts of DGs w/o proper quorum
_asm_appliance_config_file	String		yes	SYSTEM def.	N	Y		Appliance configuration file name
_asm_appliance_disable_fg_check	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Disable failure group check
_asm_appliance_ignore_oak	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Ignore OAK appliance library
_asm_appliance_slot_from_path	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Get appliance disk slot from disk path
_asm_asmb_exa_rcvto	Integer	30	yes	SESSION	Y	Y		Receive timeout for ASMB in exadata env in seconds
_asm_asmb_max_wait_timeout	Integer	6	yes	SYSTEM imm.	N	Y		timeout before processes are signaled with network interrupt
_asm_asmb_rcvto	Integer	10	yes	SESSION	Y	Y		Receive timeout for ASMB in seconds
_asm_async_scrub_reap_wait	Integer	100000	yes	SYSTEM imm.	N	Y		Async scrubbing reaping IO wait in microseconds
_asm_ate_conversion_batch_size	Integer	1024	yes	SESSION	N	Y		ATE conversion batch size
_asm_audit_sp_param	String		yes	STATIC	N	N		ASM audit spare parameter
_asm_ausize	Integer	1048576	yes	SESSION	N	N		allocation unit size
_asm_auto_online_interval	String		yes	SESSION	N	Y		auto online interval
_asm_automatic_rezone	Boolean	TRUE	yes	SYSTEM imm.	N	Y		automatically rebalance free space across zones
_asm_avoid_pst_scans	Boolean	TRUE	yes	SESSION	N	N		Avoid PST Scans
_asm_bdbmr_max_ent_inprgrs	Integer	2000	yes	SESSION	N	Y		Limit of BADFDA7A entries in progress of recovery
_asm_blksize	Integer	4096	yes	SESSION	N	N		metadata block size
_asm_br_listener_port	Integer	51521	yes	STATIC	N	N		Bitrotter listener port for testing purpose
_asm_brfuzz_ios_lsnrport	Integer	0	yes	STATIC	N	N		IOS listener port for fuzzing with Bitrotter
_asm_buffer_overlap_tracer	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enables kfioBufOverlapTracer
_asm_cancel_alert_time	Integer	600	yes	SYSTEM imm.	N	Y		Wait time for I/O cancel alert message (in seconds)
_asm_cancel_delta	Integer	75000	yes	SYSTEM imm.	N	Y		Delta timeout for blocking big writes in milliseconds
_asm_cclient_cleanup_timeout	Integer	300	yes	SYSTEM imm.	N	Y		timeout before cleaning up remote cluster clients
_asm_check_for_misbehaving_cf_clients	Boolean	FALSE	yes	SYSTEM imm.	N	Y		check for misbehaving CF-holding clients
_asm_checksum_migration_chunk_size	Integer	128	yes	SESSION	N	Y		Number of asm metadata blocks for checksum migration in one batch
_asm_compatibility	String	23.1	yes	SESSION	N	Y		default ASM compatibility level
_asm_dba_batch	Integer	500000	yes	SESSION	N	Y		ASM Disk Based Allocation Max Batch Size
_asm_dba_spcchk_thld	Integer	100000	yes	SESSION	N	Y		ASM Disk Based Allocation Space Check Threshold
_asm_dba_threshold	Integer	0	yes	SESSION	N	Y		ASM Disk Based Allocation Threshold
_asm_dbmsdg_nohdrchk	Boolean	FALSE	yes	SESSION	N	N		dbms_diskgroup.checkfile does not check block headers
_asm_dependency_under_cfenqueue	Boolean	TRUE	yes	SESSION	Y	Y		Send dependency request if holding CF enqueue
_asm_diag_dead_clients	Boolean	FALSE	yes	SYSTEM imm.	N	Y		diagnostics for dead clients
_asm_direct_con_expire_time	Integer	120	yes	SYSTEM imm.	N	Y		Expire time for idle direct connection to ASM instance
_asm_disable_amdu_dump	Boolean	FALSE	yes	SESSION	N	Y		Disable AMDU dump
_asm_disable_async_msgs	Boolean	FALSE	yes	SYSTEM imm.	N	Y		disable async intra-instance messaging
_asm_disable_dangerous_failgroup_checking	Boolean	FALSE	yes	SESSION	N	Y		Disable checking for dubious failgroup configurations
_asm_disable_exadata_hard_appliance_check	Boolean	FALSE	yes	SESSION	N	Y		Disable Hard Appliance Mode Check during Diskgroup Creation
_asm_disable_failgroup_count_checking	Boolean	FALSE	yes	SESSION	N	Y		Disable checking for failure group count
_asm_disable_failgroup_size_checking	Boolean	FALSE	yes	SESSION	N	Y		Disable checking for failure group size
_asm_disable_multiple_instance_check	Boolean	FALSE	yes	SESSION	N	N		Disable checking for multiple ASM instances on a given node
_asm_disable_patch_compat	Boolean	FALSE	yes	SYSTEM imm.	N	Y		disable DG patch compatibility checks
_asm_disable_proact_client_cleanup	Boolean	FALSE	yes	SYSTEM imm.	N	Y		disable proactive client cleanup
_asm_disable_profilediscovery	Boolean	FALSE	yes	SESSION	N	Y		disable profile query for discovery
_asm_disable_pstcard	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Disable pst cardinality layout checks
_asm_disable_request_tracer	Boolean	TRUE	yes	SYSTEM imm.	N	Y		Disable kfioRqTracer
_asm_disable_smr_creation	Boolean	FALSE	yes	STATIC	N	N		Do Not create smr
_asm_disable_ufg_dump	Boolean	FALSE	yes	SYSTEM imm.	N	Y		disable terminated umbilicus diagnostic
_asm_disable_ufgmemberkill	Boolean	FALSE	yes	SYSTEM imm.	N	Y		disable ufg member kill
_asm_disable_vtoc_check	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Disable vtoc/sector 0 check
_asm_disable_vxn_map_messages	Boolean	FALSE	yes	SYSTEM imm.	N	Y		disable using vxn map messages
_asm_disk_repair_time	Integer	14400	yes	SESSION	N	Y		seconds to wait before dropping a failing disk
_asm_diskerr_traces	Integer	2	yes	SYSTEM imm.	N	Y		Number of read/write errors per disk a process can trace
_asm_diskgroup_renew_timeout	Integer	20	yes	SYSTEM imm.	N	Y		timeout FENC will give former ASMB group owner to renew
_asm_diskgroups2	String		yes	SYSTEM imm.	N	Y		disk groups to mount automatically set 2
_asm_diskgroups3	String		yes	SYSTEM imm.	N	Y		disk groups to mount automatically set 3
_asm_diskgroups4	String		yes	SYSTEM imm.	N	Y		disk groups to mount automatically set 4
_asm_dont_mix_avd_dbfile_rebalance	Boolean	TRUE	yes	SESSION	N	N		Do not mix AVD and DB file type relocation
_asm_dump_split_pw	Integer	10	yes	SESSION	N	Y		Seconds to wait before requesting dump of split pending writes
_asm_dynamic_timeout_interval	Integer	20	yes	SYSTEM imm.	N	Y		Dynamic timeout update intervals of 3 seconds
_asm_emulate_nfs_disk	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Emulate NFS disk test event
_asm_emulmax	Integer	10000	yes	STATIC	N	N		max number of concurrent disks to emulate I /O errors
_asm_emultimeout	Integer	0	yes	STATIC	N	N		timeout before emulation begins (in 3s ticks)
_asm_enable_batch_scrub	Boolean	TRUE	yes	SYSTEM imm.	N	Y		Allow scrubbing verification to run in batch mode
_asm_enable_kfios	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable KFIOS module
_asm_enable_kfks	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable KFKS module
_asm_enable_lostwrite_scrub	Boolean	TRUE	yes	SYSTEM imm.	N	Y		Allow lost write detection in scrubbing
_asm_enable_map_share	Boolean	TRUE	yes	SYSTEM imm.	N	Y		Enable ASM extent map share
_asm_enable_multiple_asmb	Boolean	TRUE	yes	STATIC	N	N		Allow the ASM client to have multiple ASMB background processes
_asm_enable_parity_scrub	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Allow scrubbing parity files
_asm_enable_parityfile_creation	Boolean	TRUE	yes	SESSION	N	Y		Enable parity files creation
_asm_enable_proxy_read_stats	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable ASM Proxy Read Stats
_asm_enable_proxy_read_validation	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable ASM Proxy Read Validation
_asm_enable_proxy_reads	Boolean	TRUE	yes	SYSTEM imm.	N	Y		Enable ASM Proxy Reads
_asm_enable_pstreloc_on_rm	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable pst layout relocation on rolling migration
_asm_enable_repair_lostwrite_scrub	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Allow repairing lost write in scrubbing
_asm_enable_vfreloc_on_rm	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable voting file relocation on rolling migration
_asm_enable_xrov	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable XROV capability
_asm_evenread	Integer	2	yes	SESSION	Y	Y		ASM Even Read level
_asm_evenread_alpha	Integer	0	yes	SESSION	Y	Y		ASM Even Read Alpha
_asm_evenread_alpha2	Integer	0	yes	SESSION	Y	Y		ASM Even Read Second Alpha
_asm_evenread_faststart	Integer	0	yes	SESSION	Y	Y		ASM Even Read Fast Start Threshold
_asm_fail_random_rx	Boolean	FALSE	yes	SESSION	N	N		Randomly fail some RX enqueue gets
_asm_fd_cln_idle_sess_twait	Integer	60000000	yes	SYSTEM imm.	N	Y		Idle session time wait to run ASM FD cleanup
_asm_fd_cln_on_fg	Boolean	TRUE	yes	SYSTEM imm.	N	Y		ASM stale FD cleanup on foregrounds
_asm_fob_tac_frequency	Integer	9	yes	SYSTEM imm.	N	Y		Timeout frequency for FOB cleanup
_asm_force_parity_extent_check	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Force parity extent integrity check
_asm_force_paritycheck_rebalance	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Force parity extent integrity check during rebalance
_asm_force_proxy_reads	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Force ASM Proxy Reads
_asm_force_quiesce	Boolean	FALSE	yes	SESSION	N	N		Force diskgroup quiescing
_asm_force_vam	Boolean	FALSE	yes	SYSTEM imm.	N	Y		force VAM for external redundancy
_asm_formatpstau	Boolean	TRUE	yes	SESSION	N	Y		Format PST AU before use during relocation
_asm_frag_threshold	Integer	50	yes	SYSTEM imm.	N	Y		Percentage threshold before disk/diskgroup is deemed fragmented
_asm_global_dump_level	Integer	267	yes	SYSTEM imm.	N	Y		System state dump level for ASM asserts
_asm_hard_check	Boolean	TRUE	yes	SESSION	Y	Y		H.A.R.D. check buffer before write operation
_asm_hbeatiowait	Integer	120	yes	SESSION	N	Y		number of secs to wait for PST Async Hbeat IO return
_asm_hbeatwaitquantum	Integer	2	yes	SESSION	N	Y		quantum used to compute time-to-wait for a PST Hbeat check
_asm_healthcheck_timeout	Integer	180	yes	SYSTEM imm.	N	Y		seconds until health check takes action
_asm_identify_advisory_locks	Integer	2	yes	SYSTEM imm.	N	Y		enables ASM file identify advisory locks
_asm_idn_processes	Integer	0	yes	SYSTEM def.	N	Y		number of global open processes
_asm_imbalance_tolerance	Integer	3	yes	SYSTEM imm.	N	Y		hundredths of a percentage of inter-disk imbalance to tolerate
_asm_instlock_quota	Integer	0	yes	SESSION	N	Y		ASM Instance Lock Quota
_asm_ios_network_domains	Integer	0	yes	SYSTEM def.	N	Y		number of domains in ASM IOSERVER instance
_asm_ios_network_processes	Integer	0	yes	SYSTEM imm.	N	Y		number network processes per domain in ASM IOSERVER instance
_asm_iosconnect_timeout	Integer	0	yes	SYSTEM imm.	N	Y		Time (in 3secs multiples) before db gives up on connecting to IOS
_asm_iosfailover_freq	Integer	3	yes	SYSTEM imm.	N	Y		Frequency limit after which db gives up on failing over to IOS
_asm_iosfailover_timeout	Integer	5	yes	SYSTEM imm.	N	Y		Time window within which db tries to failover to IOS
_asm_iostat_latch_count	Integer	31	yes	STATIC	N	N		ASM I/O statistics latch count
_asm_iowp_max_async	Integer	0	yes	SYSTEM def.	N	Y		maximum async IOs per IO worker process
_asm_kfdpevent	Integer	0	yes	STATIC	N	N		KFDP event
_asm_kill_unresponsive_clients	Boolean	TRUE	yes	SYSTEM imm.	N	Y		kill unresponsive ASM clients
_asm_libraries	String	ufs	yes	SESSION	N	Y		library search order for discovery
_asm_log_scale_rebalance	Boolean	FALSE	yes	SESSION	N	Y		Rebalance power uses logarithmic scale
_asm_lsod_bucket_size	Integer	67	yes	STATIC	N	N		ASM lsod bucket size
_asm_max_aux_cods	Integer	5	yes	STATIC	N	N		maximum number of auxiliary cods in sparse disk groups
_asm_max_clients	Integer	1000	yes	SYSTEM imm.	N	Y		maximum number of clients this IOS instance can service
_asm_max_cod_strides	Integer	10	yes	SESSION	N	Y		maximum number of COD strides
_asm_max_connected_clients	Integer	3	yes	SYSTEM imm.	N	Y		The high water mark value for connected clients
_asm_max_kfsg_free_heap_perc	Integer	4	yes	SYSTEM imm.	N	Y		Max percentage of SGA memory reserved for kfsga free heap
_asm_max_kfsg_free_heap_size	Big integer	209715200	yes	SYSTEM imm.	N	Y		Max buffer size reserved for kfsga free heap
_asm_max_occupied	Integer	90	yes	SYSTEM imm.	N	Y		Maximum percentage of disk occupied to check for fragmentation
_asm_max_parallelios	Integer	256	yes	SYSTEM imm.	N	Y		Maximum simultaneous outstanding IOs
_asm_max_redo_buffer_size	Integer	2097152	yes	SESSION	N	N		asm maximum redo buffer size
_asm_maxio	Integer	1048576	yes	SESSION	N	Y		Maximum size of individual I/O request
_asm_min_compatibility	String	19.0	yes	SESSION	N	Y		default mininum ASM compatibility level
_asm_min_occupied	Integer	75	yes	SYSTEM imm.	N	Y		Minimum percentage of disk occupied to check for fragmentation
_asm_netp_factor	Integer	0	yes	SYSTEM def.	N	Y		number of network processes per net
_asm_netp_iosize	Integer	0	yes	SYSTEM def.	N	Y		maximum io size
_asm_network_timeout	Integer	1	yes	SYSTEM imm.	N	Y		Keepalive timeout for ASM network connections
_asm_networks	String		yes	STATIC	N	N		ASM network subnet addresses
_asm_no_shared_maplock	Boolean	FALSE	yes	SESSION	N	N		No Shared MapLocks
_asm_node_number	Integer		yes	SYSTEM imm.	N	Y		ASM node number
_asm_node_site_guid	Integer		yes	SYSTEM imm.	N	Y		ASM site GUID of node
_asm_nodekill_escalate_time	Integer	180	yes	SYSTEM imm.	N	Y		secs until escalating to nodekill if fence incomplete
_asm_noevenread_diskgroups	String		yes	SYSTEM imm.	N	Y		List of disk groups having even read disabled
_asm_oda_type	String		yes	SYSTEM imm.	N	Y		ODA Type
_asm_odapremchk	Boolean	TRUE	yes	SESSION	N	Y		Check premature storage for ODA
_asm_offline_wait_timeout	Integer	300	yes	SESSION	N	Y		Timeout for offline wait
_asm_offload_all	Boolean	FALSE	yes	SESSION	N	Y		Offload all write operations to Exadata cells, when supported
_asm_ownerid_trace_timeout	Integer	3600	yes	SYSTEM imm.	N	Y		ownerid tracing threshold in seconds
_asm_partner_target_disk_part	Integer	8	yes	SYSTEM imm.	N	Y		target maximum number of disk partners for repartnering
_asm_partner_target_fg_rel	Integer	4	yes	SYSTEM imm.	N	Y		target maximum number of failure group relationships for repartnering
_asm_preopen_mincnt	Integer	100	yes	SYSTEM imm.	N	Y		Minimum number of files to trigger preopen in DBW
_asm_preopen_workers	Integer	4	yes	SYSTEM imm.	N	Y		Number of workers for DBW preopen
_asm_primary_load	Integer	1	yes	SESSION	N	Y		Number of cycles/extents to load for non-mirrored files
_asm_primary_load_cycles	Boolean	TRUE	yes	SESSION	N	Y		True if primary load is in cycles, false if extent counts
_asm_procs_trace_diskerr	Integer	5	yes	SYSTEM imm.	N	Y		Number of processes allowed to trace a disk failure
_asm_proxy_online_restart	Integer	0	yes	SESSION	N	N		Allow patching while ADVM volumes are online
_asm_proxy_startwait	Integer	60	yes	SYSTEM imm.	N	Y		Maximum time to wait for ASM proxy connection
_asm_pst_rsinfo	Big integer	0	yes	SYSTEM imm.	N	Y		file redundancies to consider during PST liveness checks
_asm_pstonpartners	Boolean	TRUE	yes	SESSION	N	Y		Select ideal PST disks following partnership
_asm_quorum_hb	Boolean	TRUE	yes	SESSION	N	Y		Allow Quorum Disk Heartbeat
_asm_random_zone	Boolean	FALSE	yes	SESSION	N	N		Random zones for new files
_asm_rcvto	Integer	1	yes	SESSION	Y	Y		Receive timeout for RS in seconds
_asm_read_cancel	String	DYNAMIC	yes	SYSTEM imm.	N	Y		Read cancel timeout in milliseconds
_asm_read_cancel_back_out	Integer	5000	yes	SYSTEM imm.	N	Y		Time period in milliseconds when no reads are issued to a disk after a read is cancelled
_asm_read_cancel_dynamic_delta	Integer	20	yes	SYSTEM imm.	N	Y		Dynamic read timeout delta to multiply with median wait time
_asm_read_cancel_timeout_limit	Integer	15000	yes	SYSTEM imm.	N	Y		Timeout limit for dynamic read timeout update
_asm_read_cancel_timeout_min	Integer	5000	yes	SYSTEM imm.	N	Y		Minimum wait time for dynamic read timeout
_asm_rebalance_estimates_process	Boolean	TRUE	yes	SYSTEM imm.	N	Y		Perform rebalance estimates in ARB-A process
_asm_rebalance_plan_size	Integer	120	yes	SYSTEM imm.	N	Y		maximum rebalance work unit
_asm_rebalance_rate_alpha	Integer	0	yes	SYSTEM imm.	N	Y		ASM Rebalance Rate Alpha
_asm_rebalance_rate_alpha2	Integer	0	yes	SYSTEM imm.	N	Y		ASM Rebalance Rate Fast Start Alpha
_asm_rebalance_rate_faststart	Integer	10	yes	SYSTEM imm.	N	Y		ASM Rebalance Rate Fast Start Intervals
_asm_rebalance_rate_interval	Integer	9000	yes	SYSTEM imm.	N	Y		Interval in millisec when to update rebalance rate
_asm_rebalance_secondary_tolerance	Integer	1	yes	SYSTEM imm.	N	Y		Per-partner secondary tolerance for rebalance
_asm_rebalance_space_errors	Integer	1000	yes	SESSION	N	Y		number of out of space errors allowed before aborting rebalance
_asm_reloc_cic	Boolean	FALSE	yes	SESSION	N	N		Allow relocation during rolling migration
_asm_reloc_restart_timeout	Integer	600	yes	SYSTEM imm.	N	Y		csecs before signaling ORA-15424 when waiting for orphans
_asm_relocation_async_lock_count	Integer	128	yes	SYSTEM imm.	N	Y		limit of asynchronous map locks during relocation
_asm_relocation_ignore_hard_failure	Integer	0	yes	SESSION	N	Y		ignore HARD for relocation
_asm_relocation_scheme	String	alloc_p2 alloc_s3 reb_p2 reb_s1 bal_p2 bal_s3 prep_p2 prep_…	yes	SYSTEM imm.	N	Y		ASM allocation / relocation scheme
_asm_relocation_trace	Boolean	FALSE	yes	SYSTEM imm.	N	Y		enable extent relocation tracing
_asm_remote_client_timeout	Integer	300	yes	SYSTEM imm.	N	Y		timeout before killing disconnected remote clients
_asm_repairquantum	Integer	60	yes	SESSION	N	Y		quantum (in 3s) used to compute elapsed time for disk drop
_asm_reserve_slaves	Boolean	TRUE	yes	SYSTEM imm.	N	Y		reserve ASM slaves for CF txns
_asm_resyncCkpt	Integer	6000	yes	SYSTEM imm.	N	Y		time in centiseconds to resync before flushing checkpoint
_asm_resync_source	String	slog	yes	SYSTEM imm.	N	Y		staleness data source for ASM resync
_asm_root_directory	String	ASM	yes	SESSION	N	Y		ASM default root directory
_asm_rs_fxp_timeout	Integer	1	yes	SYSTEM imm.	N	Y		Timeout for RS* doing extent fault in seconds
_asm_runtime_capability_volume_support	Boolean	FALSE	yes	SESSION	N	N		runtime capability for volume support returns supported
_asm_scrub_async	Boolean	TRUE	yes	SESSION	N	Y		Enable asynchronous scrubbing
_asm_scrub_disable_cod	Boolean	FALSE	yes	SESSION	N	Y		Disable scrubbing COD
_asm_scrub_limit	String	AUTO	yes	SYSTEM imm.	N	Y		ASM disk scrubbing power
_asm_scrub_max_cod_wait	Integer	5	yes	SYSTEM imm.	N	Y		Number of minutes to delay scrub COD recovery
_asm_scrub_strict	Boolean	FALSE	yes	SESSION	N	Y		Enable strict scrubbing mode
_asm_scrub_unmatched_dba	Integer	1024	yes	SYSTEM imm.	N	Y		Scrub maximum number of blocks with unmatched DBA
_asm_secondary_load	Integer	10000	yes	SESSION	N	Y		Number of cycles/extents to load for mirrored files
_asm_secondary_load_cycles	Boolean	FALSE	yes	SESSION	N	Y		True if secondary load is in cycles, false if extent counts
_asm_serialize_volume_rebalance	Boolean	FALSE	yes	SESSION	N	N		Serialize volume rebalance
_asm_shadow_cycle	Integer	3	yes	SESSION	N	Y		Inverse shadow cycle requirement
_asm_shared_pool_latch_timeout	Integer	30	yes	SYSTEM imm.	N	Y		seconds before terminating inst if ASMB is waiting for shared pool latch during shutdown
_asm_showpdb_asmtbl	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Allow asm table values to be shown in pdb
_asm_skip_cod_recovery_diskgroups	String		yes	SYSTEM imm.	N	Y		ASM disk groups for which COD recovery is disabled
_asm_skip_dbfile_ios	Boolean	FALSE	yes	SESSION	N	Y		Skip I/Os to database files (do only ASM metadata I/O)
_asm_skip_diskval_check	Boolean	FALSE	yes	SESSION	N	Y		skip client side discovery for disk revalidate
_asm_skip_rename_check	Boolean	FALSE	yes	SESSION	N	Y		skip the checking of the clients for s/w compatibility for rename
_asm_skip_resize_check	Boolean	FALSE	yes	SESSION	N	Y		skip the checking of the clients for s/w compatibility for resize
_asm_slow_client_timeout_percentage	Integer	50	yes	SYSTEM imm.	N	Y		Percentage of the write cancel timeout to detect slow client.
_asm_ssd_max_timeout_limit	Integer	2400	yes	SESSION	N	Y		Maximum timeout limit in secs for sysdump during ufg hang
_asm_stalelog_cache	Integer	8192	yes	SYSTEM imm.	N	Y		staleness log cache size (KB)
_asm_storagemaysplit	Boolean	FALSE	yes	SESSION	N	N		PST Split Possible
_asm_stripesize	Integer	131072	yes	SESSION	N	Y		ASM file stripe size
_asm_stripewidth	Integer	8	yes	SESSION	N	Y		ASM file stripe width
_asm_sync_rebalance	Boolean	FALSE	yes	SESSION	N	Y		Rebalance uses sync I/O
_asm_tcp_user_timeout	Integer	1	yes	SESSION	Y	Y		TCP_USER_TIMEOUT in minutes
_asm_trace_limit_timeout	Integer	30000	yes	SYSTEM imm.	N	Y		Time-out in milliseconds to reset the number of traces per disk and the number of processes allowed to trace
_asm_ufg_nw_wait_timeout	Integer	10	yes	SYSTEM imm.	N	Y		seconds to start health check on unresponsive clients
_asm_usd_batch	Integer	64	yes	SESSION	N	Y		ASM USD Update Max Batch Size
_asm_wait_time	Integer	18	yes	SYSTEM imm.	N	Y		Max/imum time to wait before asmb exits
_asm_write_badfdata_in_contentcheck	Boolean	FALSE	yes	SESSION	N	Y		Write BADFDA7A in content check
_asm_write_cancel	String	AUTO	yes	SYSTEM imm.	N	Y		Write timeout in milliseconds
_asm_write_cancel_dynamic_delta	Integer	30	yes	SYSTEM imm.	N	Y		Dynamic write timeout delta to multiply with median wait time
_asm_write_cancel_timeout_limit	Integer	90000	yes	SYSTEM imm.	N	Y		Timeout limit for dynamic write timeout update
_asm_write_cancel_timeout_min	Integer	15000	yes	SYSTEM imm.	N	Y		Minimum wait time for dynamic write timeout
_asm_write_cancel_timeout_percentage	Integer	30	yes	SYSTEM imm.	N	Y		Percentage of the write timeout to wait before optional offline
_asm_xrov_cachelgio	Integer	1	yes	SYSTEM imm.	N	Y		ADVM cache large IO
_asm_xrov_nstats	Integer	0	yes	SYSTEM imm.	N	Y		Specify number of IOs before stats
_asm_xrov_nvios	Integer	24	yes	SYSTEM imm.	N	Y		Specify number of VIO processes
_asm_xrov_rsnmod	Integer	2	yes	SYSTEM imm.	N	Y		Specify 'reason' mode
_asm_xrov_single	Boolean	FALSE	yes	SYSTEM imm.	N	Y		Enable single issues of IOs
_asm_zero_power_limit	Boolean		yes	SESSION	N	Y		allow setting zero power limit
_asmsid	String	asm	yes	STATIC	N	N		ASM instance id