Krishnan Parthasarathi <******@****.***> 1705132268 -0800

					ok := cache.load(ctx, er, bucket+slashSeparator+dataUsageCacheName) == nil
					done()
					if ok {
						root := cache.find(bucket)
						if root == nil {
							// We dont have usage information for this bucket in this
							// set, go to the next set
							continue
						}

						for id, usageInfo := range cache.flattenChildrens(*root) {

// do not require all metadata to be synchronized with the disk.
func Fdatasync(f *os.File) error {
	return syscall.Fdatasync(int(f.Fd()))
}

// FadviseDontNeed invalidates page-cache
func FadviseDontNeed(f *os.File) error {
	return unix.Fadvise(int(f.Fd()), 0, 0, unix.FADV_DONTNEED)

package http

import (
	"context"
	"crypto/tls"
	"crypto/x509"
	"net/http"
	"syscall"
	"time"

	"github.com/minio/pkg/v2/certs"
)

// tlsClientSessionCacheSize is the cache size for client sessions.
var tlsClientSessionCacheSize = 100

// ConnSettings - contains connection settings.
type ConnSettings struct {

package cmd

import (
	"context"
)

const (
	memTotal     = "total"
	memUsed      = "used"
	memFree      = "free"
	memBuffers   = "buffers"
	memCache     = "cache"
	memUsedPerc  = "used_perc"
	memShared    = "shared"
	memAvailable = "available"
)

var (
	memTotalMD     = NewGaugeMD(memTotal, "Total memory on the node")

		}
		log.Warnf("got an event for pod %s in namespace %s not found in current pod cache, retry %d of %d",
			addCmd.PodName, addCmd.PodNamespace, retries, maxStaleRetries)
		time.Sleep(time.Duration(msInterval) * time.Millisecond)
	}

	if ambientPod == nil {
		return fmt.Errorf("got event for pod %s in namespace %s but could not find in pod cache after retries", addCmd.PodName, addCmd.PodNamespace)
	}

	"os"
	"syscall"

	"github.com/ncw/directio"
	"golang.org/x/sys/unix"
)

// ODirectPlatform indicates if the platform supports O_DIRECT
const ODirectPlatform = true

// OpenFileDirectIO - bypass kernel cache.
func OpenFileDirectIO(filePath string, flag int, perm os.FileMode) (*os.File, error) {
	return directio.OpenFile(filePath, flag, perm)
}

// DisableDirectIO - disables directio mode.

	d.disk.SetDiskID(id)
}

func (d *naughtyDisk) NSScanner(ctx context.Context, cache dataUsageCache, updates chan<- dataUsageEntry, scanMode madmin.HealScanMode, weSleep func() bool) (info dataUsageCache, err error) {
	if err := d.calcError(); err != nil {
		return info, err
	}
	return d.disk.NSScanner(ctx, cache, updates, scanMode, weSleep)
}

// `.TnitOnce`.
func New[T any]() *Cache[T] {
	return &Cache[T]{}
}

// NewFromFunc allocates a new cached value instance and initializes it with an
// update function, making it ready for use.
func NewFromFunc[T any](ttl time.Duration, opts Opts, update func() (T, error)) *Cache[T] {
	return &Cache[T]{
		ttl:      ttl,
		updateFn: update,
		opts:     opts,
	}
}

	BlockSize = "block_size"

	EnvEnable    = "MINIO_CACHE_ENABLE"
	EnvEndpoint  = "MINIO_CACHE_ENDPOINT"
	EnvBlockSize = "MINIO_CACHE_BLOCK_SIZE"
)

// DefaultKVS - default KV config for cache settings
var DefaultKVS = config.KVS{
	config.KV{
		Key:   Enable,
		Value: "off",
	},
	config.KV{
		Key:   Endpoint,
		Value: "",
	},
	config.KV{
		Key:   BlockSize,
		Value: "",
	},
}