| `minio_system_network_internode_sent_bytes_total`    | Total number of bytes sent to other peer nodes. <br><br>Type: counter         | `server`, `pool_index` |
| `minio_system_network_internode_recv_bytes_total`    | Total number of bytes received from other peer nodes. <br><br>Type: counter   | `server`, `pool_index` |

#### `/system/process`

			if err != nil && testCase.expectedErr == nil {
				t.Errorf("Test %d: error: expected = <nil>, got = %v, testCase: %v", i+1, err, testCase)
			}
		})
	}
}

// Tests get local peer functionality, local peer is supposed to only return one entry per minio service.
// So it means that if you have say localhost:9000 and localhost:9001 as endpointArgs then localhost:9001
// is considered a remote service from localhost:9000 perspective.

		memCache:          "Cache memory on the node",
		memAvailable:      "Available memory on the node",
		readsPerSec:       "Reads per second on a drive",
		writesPerSec:      "Writes per second on a drive",
		readsKBPerSec:     "Kilobytes read per second on a drive",
		writesKBPerSec:    "Kilobytes written per second on a drive",
		readsAwait:        "Average time for read requests to be served on a drive",

        // Network errors
        CONNECTION_FAILED("Network connection failed", ErrorCategory.NETWORK, true), CONNECTION_TIMEOUT("Connection timed out",
                ErrorCategory.NETWORK, true), CONNECTION_RESET("Connection reset by peer", ErrorCategory.NETWORK,
                        true), HOST_NOT_FOUND("Host not found", ErrorCategory.NETWORK, false),

        // Authentication errors

	defer cancel()

	req, err := http.NewRequestWithContext(ctx, http.MethodGet, serverURL.String(), nil)
	if err != nil {
		return err
	}
	// Indicate that the liveness check for a peer call
	req.Header.Set(xhttp.MinIOPeerCall, "true")

	resp, err := httpClient.Do(req)
	if err != nil {
		return err
	}
	xhttp.DrainBody(resp.Body)

	return nil
}

fostering efficient reviews and robust code.

## Why Pull Requests?

Pull Requests (PRs) drive quality in MinIO’s codebase by:
- Enabling peer review without pair programming.
- Documenting changes for future reference.
- Ensuring commits tell a clear story of development.

**A poor commit lasts forever, even if code is refactored.**

## Crafting a Quality PR

   */
  fun handshake(): Handshake?

  /**
   * Returns the protocol negotiated by this connection, or [Protocol.HTTP_1_1] if no protocol
   * has been negotiated. This method returns [Protocol.HTTP_1_1] even if the remote peer is using
   * [Protocol.HTTP_1_0].
   */
  fun protocol(): Protocol

package cmd

import (
	"context"
	"fmt"
	"runtime/debug"
	"sync"
	"time"

	"github.com/minio/minio/internal/logger"
)

// localMetacacheMgr is the *local* manager for this peer.
// It should never be used directly since buckets are
// distributed deterministically.
// Therefore no cluster locks are required.
var localMetacacheMgr = &metacacheManager{
	buckets: make(map[string]*bucketMetacache),

	op = strings.Replace(op, "objectAPIHandlers", "s3", 1)
	op = strings.Replace(op, "adminAPIHandlers", "admin", 1)
	op = strings.Replace(op, "(*storageRESTServer)", "storageR", 1)
	op = strings.Replace(op, "(*peerRESTServer)", "peer", 1)
	op = strings.Replace(op, "(*lockRESTServer)", "lockR", 1)
	op = strings.Replace(op, "(*stsAPIHandlers)", "sts", 1)
	op = strings.Replace(op, "(*peerS3Server)", "s3", 1)

      if (context.executionException.isPresent) return@AfterEachCallback
      assertThat(data.readByteString().hex(), "Data not empty")
        .isEqualTo("")
    }

  // Mutually exclusive. Use the one corresponding to the peer whose behavior you wish to test.
  private val serverWriter =
    WebSocketWriter(
      isClient = false,
      sink = data,
      random = random,
      perMessageDeflate = false,
      noContextTakeover = false,