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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 2009, 2012 Oracle and/or its affiliates. All rights reserved.
*
*/
using System;
using System.Collections.Generic;
using System.Text;
namespace BerkeleyDB {
/// <summary>
/// Statistical information about the locking subsystem
/// </summary>
public class LockStats {
private Internal.LockStatStruct st;
internal LockStats(Internal.LockStatStruct stats) {
st = stats;
}
/// <summary>
/// Current number of lockers allocated.
/// </summary>
public uint AllocatedLockers { get { return st.st_lockers; } }
/// <summary>
/// Current number of locks allocated.
/// </summary>
public uint AllocatedLocks { get { return st.st_locks; } }
/// <summary>
/// Current number of lock objects allocated.
/// </summary>
public uint AllocatedObjects { get { return st.st_objects; } }
/// <summary>
/// Initial number of locks allocated.
/// </summary>
public uint InitLocks { get { return st.st_initlocks; } }
/// <summary>
/// Initial number of lockers allocated.
/// </summary>
public uint InitLockers { get { return st.st_initlockers; } }
/// <summary>
/// Initial number of lock objects allocated.
/// </summary>
public uint InitObjects { get { return st.st_initobjects; } }
/// <summary>
/// Last allocated locker ID.
/// </summary>
public uint LastAllocatedLockerID { get { return st.st_id; } }
/// <summary>
/// Lock conflicts w/ subsequent wait
/// </summary>
public ulong LockConflictsWait { get { return st.st_lock_wait; } }
/// <summary>
/// Lock conflicts w/o subsequent wait
/// </summary>
public ulong LockConflictsNoWait { get { return st.st_lock_nowait; } }
/// <summary>
/// Number of lock deadlocks.
/// </summary>
public ulong LockDeadlocks { get { return st.st_ndeadlocks; } }
/// <summary>
/// Number of lock downgrades.
/// </summary>
public ulong LockDowngrades { get { return st.st_ndowngrade; } }
/// <summary>
/// Number of lock modes.
/// </summary>
public int LockModes { get { return st.st_nmodes; } }
/// <summary>
/// Number of lock puts.
/// </summary>
public ulong LockPuts { get { return st.st_nreleases; } }
/// <summary>
/// Number of lock gets.
/// </summary>
public ulong LockRequests { get { return st.st_nrequests; } }
/// <summary>
/// Number of lock steals so far.
/// </summary>
public ulong LockSteals { get { return st.st_locksteals; } }
/// <summary>
/// Lock timeout.
/// </summary>
public uint LockTimeoutLength { get { return st.st_locktimeout; } }
/// <summary>
/// Number of lock timeouts.
/// </summary>
public ulong LockTimeouts { get { return st.st_nlocktimeouts; } }
/// <summary>
/// Number of lock upgrades.
/// </summary>
public ulong LockUpgrades { get { return st.st_nupgrade; } }
/// <summary>
/// Locker lock granted without wait.
/// </summary>
public ulong LockerNoWait { get { return st.st_lockers_nowait; } }
/// <summary>
/// Locker lock granted after wait.
/// </summary>
public ulong LockerWait { get { return st.st_lockers_wait; } }
/// <summary>
/// Current number of lockers.
/// </summary>
public uint Lockers { get { return st.st_nlockers; } }
/// <summary>
/// Current number of locks.
/// </summary>
public uint Locks { get { return st.st_nlocks; } }
/// <summary>
/// Max length of bucket.
/// </summary>
public uint MaxBucketLength { get { return st.st_hash_len; } }
/// <summary>
/// Maximum number steals in any partition.
/// </summary>
public ulong MaxLockSteals { get { return st.st_maxlsteals; } }
/// <summary>
/// Maximum number of lockers so far.
/// </summary>
public uint MaxLockers { get { return st.st_maxnlockers; } }
/// <summary>
/// Maximum num of lockers in table.
/// </summary>
public uint MaxLockersInTable { get { return st.st_maxlockers; } }
/// <summary>
/// Maximum number of locks so far.
/// </summary>
public uint MaxLocks { get { return st.st_maxnlocks; } }
/// <summary>
/// Maximum number of locks in any bucket.
/// </summary>
public uint MaxLocksInBucket { get { return st.st_maxhlocks; } }
/// <summary>
/// Maximum number of locks in table.
/// </summary>
public uint MaxLocksInTable { get { return st.st_maxlocks; } }
/// <summary>
/// Maximum number of steals in any partition.
/// </summary>
public ulong MaxObjectSteals { get { return st.st_maxosteals; } }
/// <summary>
/// Maximum number of objects so far.
/// </summary>
public uint MaxObjects { get { return st.st_maxnobjects; } }
/// <summary>
/// Maximum number of objectsin any bucket.
/// </summary>
public uint MaxObjectsInBucket { get { return st.st_maxhobjects; } }
/// <summary>
/// Max partition lock granted without wait.
/// </summary>
public ulong MaxPartitionLockNoWait { get { return st.st_part_max_nowait; } }
/// <summary>
/// Max partition lock granted after wait.
/// </summary>
public ulong MaxPartitionLockWait { get { return st.st_part_max_wait; } }
/// <summary>
/// Current maximum unused ID.
/// </summary>
public uint MaxUnusedID { get { return st.st_cur_maxid; } }
/// <summary>
/// Maximum num of objects in table.
/// </summary>
public uint MaxObjectsInTable { get { return st.st_maxobjects; } }
/// <summary>
/// number of partitions.
/// </summary>
public uint nPartitions { get { return st.st_partitions; } }
/// <summary>
/// Object lock granted without wait.
/// </summary>
public ulong ObjectNoWait { get { return st.st_objs_nowait; } }
/// <summary>
/// Number of objects steals so far.
/// </summary>
public ulong ObjectSteals { get { return st.st_objectsteals; } }
/// <summary>
/// Object lock granted after wait.
/// </summary>
public ulong ObjectWait { get { return st.st_objs_wait; } }
/// <summary>
/// Current number of objects.
/// </summary>
public uint Objects { get { return st.st_nobjects; } }
/// <summary>
/// Partition lock granted without wait.
/// </summary>
public ulong PartitionLockNoWait { get { return st.st_part_nowait; } }
/// <summary>
/// Partition lock granted after wait.
/// </summary>
public ulong PartitionLockWait { get { return st.st_part_wait; } }
/// <summary>
/// Region lock granted without wait.
/// </summary>
public ulong RegionNoWait { get { return st.st_region_nowait; } }
/// <summary>
/// Region size.
/// </summary>
public ulong RegionSize { get { return (ulong)st.st_regsize.ToInt64(); } }
/// <summary>
/// Region lock granted after wait.
/// </summary>
public ulong RegionWait { get { return st.st_region_wait; } }
/// <summary>
/// Size of object hash table.
/// </summary>
public uint TableSize { get { return st.st_tablesize; } }
/// <summary>
/// Transaction timeout.
/// </summary>
public uint TxnTimeoutLength { get { return st.st_txntimeout; } }
/// <summary>
/// Number of transaction timeouts.
/// </summary>
public ulong TxnTimeouts { get { return st.st_ntxntimeouts; } }
}
}
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