package bpool

import "sync"

// Pool is a single type sync.Pool with a few extra properties:
// If New is not set Get may return the zero value of T.
type Pool[T any] struct {
	New func() T
	p   sync.Pool
}

// Get will retuen a new T
func (p *Pool[T]) Get() T {
	v, ok := p.p.Get().(T)
	if ok {
		return v
	}
	if p.New == nil {
		var t T

package schema

import (
	"reflect"
	"sync"
)

// sync pools
var (
	normalPool      sync.Map
	poolInitializer = func(reflectType reflect.Type) FieldNewValuePool {
		v, _ := normalPool.LoadOrStore(reflectType, &sync.Pool{
			New: func() interface{} {
				return reflect.New(reflectType).Interface()
			},
		})
		return v.(FieldNewValuePool)
	}

	for _, pool := range pools {
		if opts.SkipDecommissioned && z.IsSuspended(pool.Index) {
			continue
		}
		// Skip object if it's from pools participating in a rebalance operation.
		if opts.SkipRebalancing && z.IsPoolRebalancing(pool.Index) {
			continue
		}
		if isErrReadQuorum(pool.Err) || pool.Err == nil {
			errs = append(errs, poolErrs{Err: pool.Err, Index: pool.Index})
		}
	}

			name:           "Invalid-Decom-Pending-Pool-Removal",
			expectedErr:    false,
			expectedUpdate: true,
		},
		{
			meta:           nmeta1,
			pools:          reducedPools,
			name:           "Correct-Decom-Pool-Removed",
			expectedErr:    false,
			expectedUpdate: true,
		},
		{
			meta:           poolMeta{}, // no-pool info available fresh setup.
			pools:          pools,

	// Use ID as the object name...
	o.pool = z.getAvailablePoolIdx(ctx, minioMetaBucket, o.ID, 10<<20)
	if o.pool < 0 {
		// No space or similar, don't persist the listing.
		o.pool = 0
		o.Create = false
		o.ID = ""
		o.Transient = true
		return entries, errDiskFull
	}
	o.set = z.serverPools[o.pool].getHashedSetIndex(o.ID)
	saver := z.serverPools[o.pool].sets[o.set]

	for idx, pool := range pools {
		specifiedPools[pool.endpoints.CmdLine] = idx
	}

	var update bool
	// Check if specified pools need to be removed from decommissioned pool.
	for k := range specifiedPools {
		pi, ok := rememberedPools[k]
		if !ok {
			// we do not have the pool anymore that we previously remembered, since all
			// the CLI checks out we can allow updates since we are mostly adding a pool here.
			update = true
		}

)

//go:generate msgp -file $GOFILE -unexported

// rebalanceStats contains per-pool rebalance statistics like number of objects,
// versions and bytes rebalanced out of a pool
type rebalanceStats struct {
	InitFreeSpace uint64 `json:"initFreeSpace" msg:"ifs"` // Pool free space at the start of rebalance
	InitCapacity  uint64 `json:"initCapacity" msg:"ic"`   // Pool capacity at the start of rebalance

Klaus Post <******@****.***> 1759093161 +0200

Klaus Post <******@****.***> 1759093161 +0200

Klaus Post <******@****.***> 1759093161 +0200