StoreStatisticNames (Apache Hadoop Main 3.3.1 API)

java.lang.Object
- org.apache.hadoop.fs.statistics.StoreStatisticNames

```
@InterfaceAudience.Public
 @InterfaceStability.Evolving
public final class StoreStatisticNames
extends Object
```
Common statistic names for object store operations..
When adding new common statistic name constants, please make them unique. By convention:
- the name of the constants are uppercase, words separated by underscores.
- the value of the constants are lowercase of the constant names.

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`ACTION_EXECUTOR_ACQUIRED` The name of the statistic collected for executor acquisition if a duration tracker factory is passed in to the constructor.
`static String`	`ACTION_HTTP_DELETE_REQUEST` An HTTP DELETE request was made: "action_http_delete_request".
`static String`	`ACTION_HTTP_GET_REQUEST` An HTTP GET request was made: "action_http_get_request".
`static String`	`ACTION_HTTP_HEAD_REQUEST` An HTTP HEAD request was made: "action_http_head_request".
`static String`	`ACTION_HTTP_PATCH_REQUEST` An HTTP PATCH request was made: "action_http_patch_request".
`static String`	`ACTION_HTTP_POST_REQUEST` An HTTP POST request was made: "action_http_post_request".
`static String`	`ACTION_HTTP_PUT_REQUEST` An HTTP PUT request was made: "action_http_put_request".
`static String`	`DELEGATION_TOKENS_ISSUED` "delegation_tokens_issued".
`static String`	`MULTIPART_UPLOAD_ABORT_UNDER_PATH_INVOKED`
`static String`	`MULTIPART_UPLOAD_ABORTED`
`static String`	`MULTIPART_UPLOAD_COMPLETED`
`static String`	`MULTIPART_UPLOAD_INSTANTIATED`
`static String`	`MULTIPART_UPLOAD_PART_PUT`
`static String`	`MULTIPART_UPLOAD_PART_PUT_BYTES`
`static String`	`MULTIPART_UPLOAD_STARTED`
`static String`	`OBJECT_BULK_DELETE_REQUEST` A bulk DELETE request was made: "object_bulk_delete_request".
`static String`	`OBJECT_CONTINUE_LIST_REQUEST` Number of continued object listings made.
`static String`	`OBJECT_COPY_REQUESTS`
`static String`	`OBJECT_DELETE_OBJECTS` The count of objects deleted in delete requests.
`static String`	`OBJECT_DELETE_REQUEST` A store's equivalent of a DELETE request was made: "object_delete_request".
`static String`	`OBJECT_LIST_REQUEST` A store's equivalent of a paged LIST request was initiated: "object_list_request".
`static String`	`OBJECT_METADATA_REQUESTS` An HTTP HEAD request was made: "object_metadata_request".
`static String`	`OBJECT_MULTIPART_UPLOAD_ABORTED` Object multipart upload aborted.
`static String`	`OBJECT_MULTIPART_UPLOAD_INITIATED` Object multipart upload initiated.
`static String`	`OBJECT_PUT_BYTES` number of bytes uploaded.
`static String`	`OBJECT_PUT_BYTES_PENDING` number of bytes queued for upload/being actively uploaded.
`static String`	`OBJECT_PUT_REQUEST` Object put/multipart upload count.
`static String`	`OBJECT_PUT_REQUEST_ACTIVE` Current number of active put requests.
`static String`	`OBJECT_PUT_REQUEST_COMPLETED` Object put/multipart upload completed count.
`static String`	`OBJECT_SELECT_REQUESTS` Count of S3 Select (or similar) requests issued.
`static String`	`OP_ABORT` "op_abort".
`static String`	`OP_APPEND` "op_append".
`static String`	`OP_COPY_FROM_LOCAL_FILE` "op_copy_from_local_file".
`static String`	`OP_CREATE` "op_create".
`static String`	`OP_CREATE_NON_RECURSIVE` "op_create_non_recursive".
`static String`	`OP_DELETE` "op_delete".
`static String`	`OP_EXISTS` "op_exists".
`static String`	`OP_GET_CONTENT_SUMMARY` "op_get_content_summary".
`static String`	`OP_GET_DELEGATION_TOKEN` "op_get_delegation_token".
`static String`	`OP_GET_FILE_CHECKSUM` "op_get_file_checksum".
`static String`	`OP_GET_FILE_STATUS` "op_get_file_status".
`static String`	`OP_GET_STATUS` "op_get_status".
`static String`	`OP_GLOB_STATUS` "op_glob_status".
`static String`	`OP_HFLUSH` "op_hflush".
`static String`	`OP_HSYNC` "op_hsync".
`static String`	`OP_IS_DIRECTORY` "op_is_directory".
`static String`	`OP_IS_FILE` "op_is_file".
`static String`	`OP_LIST_FILES` "op_list_files".
`static String`	`OP_LIST_LOCATED_STATUS` "op_list_located_status".
`static String`	`OP_LIST_STATUS` "op_list_status".
`static String`	`OP_MKDIRS` "op_mkdirs".
`static String`	`OP_MODIFY_ACL_ENTRIES` "op_modify_acl_entries".
`static String`	`OP_OPEN` "op_open".
`static String`	`OP_REMOVE_ACL` "op_remove_acl".
`static String`	`OP_REMOVE_ACL_ENTRIES` "op_remove_acl_entries".
`static String`	`OP_REMOVE_DEFAULT_ACL` "op_remove_default_acl".
`static String`	`OP_RENAME` "op_rename".
`static String`	`OP_SET_ACL` "op_set_acl".
`static String`	`OP_SET_OWNER` "op_set_owner".
`static String`	`OP_SET_PERMISSION` "op_set_permission".
`static String`	`OP_SET_TIMES` "op_set_times".
`static String`	`OP_TRUNCATE` "op_truncate".
`static String`	`OP_XATTR_GET_MAP` Invoke `getXAttrs(Path path)`: "op_xattr_get_map".
`static String`	`OP_XATTR_GET_NAMED` Invoke `getXAttr(Path, String)`: "op_xattr_get_named".
`static String`	`OP_XATTR_GET_NAMED_MAP` Invoke `getXAttrs(Path path, List<String> names)`: "op_xattr_get_named_map".
`static String`	`OP_XATTR_LIST` Invoke `listXAttrs(Path path)`: "op_xattr_list".
`static String`	`STORE_IO_REQUEST` Requests made of a store: "store_io_request".
`static String`	`STORE_IO_RETRY` IO retried: "store_io_retry".
`static String`	`STORE_IO_THROTTLE_RATE`
`static String`	`STORE_IO_THROTTLED` Requests throttled and retried: "store_io_throttled".
`static String`	`SUFFIX_FAILURES` String to add to counters and other stats to track failures.
`static String`	`SUFFIX_MAX` Suffix to use for a maximum value when the same key is shared across max/mean/max statistics.
`static String`	`SUFFIX_MEAN` Suffix to use for a mean statistic value when the same key is shared across mean/mean/max statistics.
`static String`	`SUFFIX_MIN` Suffix to use for a minimum value when the same key is shared across min/mean/max statistics.

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - OP_ABORT
```
public static final String OP_ABORT
```
    "op_abort".
    
    See Also:
    
    Constant Field Values
  - OP_APPEND
```
public static final String OP_APPEND
```
    "op_append".
    
    See Also:
    
    Constant Field Values
  - OP_COPY_FROM_LOCAL_FILE
```
public static final String OP_COPY_FROM_LOCAL_FILE
```
    "op_copy_from_local_file".
    
    See Also:
    
    Constant Field Values
  - OP_CREATE
```
public static final String OP_CREATE
```
    "op_create".
    
    See Also:
    
    Constant Field Values
  - OP_CREATE_NON_RECURSIVE
```
public static final String OP_CREATE_NON_RECURSIVE
```
    "op_create_non_recursive".
    
    See Also:
    
    Constant Field Values
  - OP_DELETE
```
public static final String OP_DELETE
```
    "op_delete".
    
    See Also:
    
    Constant Field Values
  - OP_EXISTS
```
public static final String OP_EXISTS
```
    "op_exists".
    
    See Also:
    
    Constant Field Values
  - OP_GET_CONTENT_SUMMARY
```
public static final String OP_GET_CONTENT_SUMMARY
```
    "op_get_content_summary".
    
    See Also:
    
    Constant Field Values
  - OP_GET_DELEGATION_TOKEN
```
public static final String OP_GET_DELEGATION_TOKEN
```
    "op_get_delegation_token".
    
    See Also:
    
    Constant Field Values
  - OP_GET_FILE_CHECKSUM
```
public static final String OP_GET_FILE_CHECKSUM
```
    "op_get_file_checksum".
    
    See Also:
    
    Constant Field Values
  - OP_GET_FILE_STATUS
```
public static final String OP_GET_FILE_STATUS
```
    "op_get_file_status".
    
    See Also:
    
    Constant Field Values
  - OP_GET_STATUS
```
public static final String OP_GET_STATUS
```
    "op_get_status".
    
    See Also:
    
    Constant Field Values
  - OP_GLOB_STATUS
```
public static final String OP_GLOB_STATUS
```
    "op_glob_status".
    
    See Also:
    
    Constant Field Values
  - OP_IS_FILE
```
public static final String OP_IS_FILE
```
    "op_is_file".
    
    See Also:
    
    Constant Field Values
  - OP_HFLUSH
```
public static final String OP_HFLUSH
```
    "op_hflush".
    
    See Also:
    
    Constant Field Values
  - OP_HSYNC
```
public static final String OP_HSYNC
```
    "op_hsync".
    
    See Also:
    
    Constant Field Values
  - OP_IS_DIRECTORY
```
public static final String OP_IS_DIRECTORY
```
    "op_is_directory".
    
    See Also:
    
    Constant Field Values
  - OP_LIST_FILES
```
public static final String OP_LIST_FILES
```
    "op_list_files".
    
    See Also:
    
    Constant Field Values
  - OP_LIST_LOCATED_STATUS
```
public static final String OP_LIST_LOCATED_STATUS
```
    "op_list_located_status".
    
    See Also:
    
    Constant Field Values
  - OP_LIST_STATUS
```
public static final String OP_LIST_STATUS
```
    "op_list_status".
    
    See Also:
    
    Constant Field Values
  - OP_MKDIRS
```
public static final String OP_MKDIRS
```
    "op_mkdirs".
    
    See Also:
    
    Constant Field Values
  - OP_MODIFY_ACL_ENTRIES
```
public static final String OP_MODIFY_ACL_ENTRIES
```
    "op_modify_acl_entries".
    
    See Also:
    
    Constant Field Values
  - OP_OPEN
```
public static final String OP_OPEN
```
    "op_open".
    
    See Also:
    
    Constant Field Values
  - OP_REMOVE_ACL
```
public static final String OP_REMOVE_ACL
```
    "op_remove_acl".
    
    See Also:
    
    Constant Field Values
  - OP_REMOVE_ACL_ENTRIES
```
public static final String OP_REMOVE_ACL_ENTRIES
```
    "op_remove_acl_entries".
    
    See Also:
    
    Constant Field Values
  - OP_REMOVE_DEFAULT_ACL
```
public static final String OP_REMOVE_DEFAULT_ACL
```
    "op_remove_default_acl".
    
    See Also:
    
    Constant Field Values
  - OP_RENAME
```
public static final String OP_RENAME
```
    "op_rename".
    
    See Also:
    
    Constant Field Values
  - OP_SET_ACL
```
public static final String OP_SET_ACL
```
    "op_set_acl".
    
    See Also:
    
    Constant Field Values
  - OP_SET_OWNER
```
public static final String OP_SET_OWNER
```
    "op_set_owner".
    
    See Also:
    
    Constant Field Values
  - OP_SET_PERMISSION
```
public static final String OP_SET_PERMISSION
```
    "op_set_permission".
    
    See Also:
    
    Constant Field Values
  - OP_SET_TIMES
```
public static final String OP_SET_TIMES
```
    "op_set_times".
    
    See Also:
    
    Constant Field Values
  - OP_TRUNCATE
```
public static final String OP_TRUNCATE
```
    "op_truncate".
    
    See Also:
    
    Constant Field Values
  - OP_XATTR_GET_MAP
```
public static final String OP_XATTR_GET_MAP
```
    Invoke getXAttrs(Path path): "op_xattr_get_map".
    
    See Also:
    
    Constant Field Values
  - OP_XATTR_GET_NAMED
```
public static final String OP_XATTR_GET_NAMED
```
    Invoke getXAttr(Path, String): "op_xattr_get_named".
    
    See Also:
    
    Constant Field Values
  - OP_XATTR_GET_NAMED_MAP
```
public static final String OP_XATTR_GET_NAMED_MAP
```
    Invoke getXAttrs(Path path, List<String> names): "op_xattr_get_named_map".
    
    See Also:
    
    Constant Field Values
  - OP_XATTR_LIST
```
public static final String OP_XATTR_LIST
```
    Invoke listXAttrs(Path path): "op_xattr_list".
    
    See Also:
    
    Constant Field Values
  - DELEGATION_TOKENS_ISSUED
```
public static final String DELEGATION_TOKENS_ISSUED
```
    "delegation_tokens_issued".
    
    See Also:
    
    Constant Field Values
  - STORE_IO_THROTTLED
```
public static final String STORE_IO_THROTTLED
```
    Requests throttled and retried: "store_io_throttled".
    
    See Also:
    
    Constant Field Values
  - STORE_IO_REQUEST
```
public static final String STORE_IO_REQUEST
```
    Requests made of a store: "store_io_request".
    
    See Also:
    
    Constant Field Values
  - STORE_IO_RETRY
```
public static final String STORE_IO_RETRY
```
    IO retried: "store_io_retry".
    
    See Also:
    
    Constant Field Values
  - OBJECT_LIST_REQUEST
```
public static final String OBJECT_LIST_REQUEST
```
    A store's equivalent of a paged LIST request was initiated: "object_list_request".
    
    See Also:
    
    Constant Field Values
  - OBJECT_CONTINUE_LIST_REQUEST
```
public static final String OBJECT_CONTINUE_LIST_REQUEST
```
    Number of continued object listings made. Value :"object_continue_list_request".
    
    See Also:
    
    Constant Field Values
  - OBJECT_BULK_DELETE_REQUEST
```
public static final String OBJECT_BULK_DELETE_REQUEST
```
    A bulk DELETE request was made: "object_bulk_delete_request". A separate statistic from OBJECT_DELETE_REQUEST so that metrics on duration of the operations can be distinguished.
    
    See Also:
    
    Constant Field Values
  - OBJECT_DELETE_REQUEST
```
public static final String OBJECT_DELETE_REQUEST
```
    A store's equivalent of a DELETE request was made: "object_delete_request". This may be an HTTP DELETE verb, or it may be some custom operation which takes a list of objects to delete.
    
    See Also:
    
    Constant Field Values
  - OBJECT_DELETE_OBJECTS
```
public static final String OBJECT_DELETE_OBJECTS
```
    The count of objects deleted in delete requests.
    
    See Also:
    
    Constant Field Values
  - OBJECT_MULTIPART_UPLOAD_INITIATED
```
public static final String OBJECT_MULTIPART_UPLOAD_INITIATED
```
    Object multipart upload initiated. Value :"object_multipart_initiated".
    
    See Also:
    
    Constant Field Values
  - OBJECT_MULTIPART_UPLOAD_ABORTED
```
public static final String OBJECT_MULTIPART_UPLOAD_ABORTED
```
    Object multipart upload aborted. Value :"object_multipart_aborted".
    
    See Also:
    
    Constant Field Values
  - OBJECT_PUT_REQUEST
```
public static final String OBJECT_PUT_REQUEST
```
    Object put/multipart upload count. Value :"object_put_request".
    
    See Also:
    
    Constant Field Values
  - OBJECT_PUT_REQUEST_COMPLETED
```
public static final String OBJECT_PUT_REQUEST_COMPLETED
```
    Object put/multipart upload completed count. Value :"object_put_request_completed".
    
    See Also:
    
    Constant Field Values
  - OBJECT_PUT_REQUEST_ACTIVE
```
public static final String OBJECT_PUT_REQUEST_ACTIVE
```
    Current number of active put requests. Value :"object_put_request_active".
    
    See Also:
    
    Constant Field Values
  - OBJECT_PUT_BYTES
```
public static final String OBJECT_PUT_BYTES
```
    number of bytes uploaded. Value :"object_put_bytes".
    
    See Also:
    
    Constant Field Values
  - OBJECT_PUT_BYTES_PENDING
```
public static final String OBJECT_PUT_BYTES_PENDING
```
    number of bytes queued for upload/being actively uploaded. Value :"object_put_bytes_pending".
    
    See Also:
    
    Constant Field Values
  - OBJECT_SELECT_REQUESTS
```
public static final String OBJECT_SELECT_REQUESTS
```
    Count of S3 Select (or similar) requests issued. Value :"object_select_requests".
    
    See Also:
    
    Constant Field Values
  - SUFFIX_MIN
```
public static final String SUFFIX_MIN
```
    Suffix to use for a minimum value when the same key is shared across min/mean/max statistics. Value ".min".
    
    See Also:
    
    Constant Field Values
  - SUFFIX_MAX
```
public static final String SUFFIX_MAX
```
    Suffix to use for a maximum value when the same key is shared across max/mean/max statistics. Value ".max".
    
    See Also:
    
    Constant Field Values
  - SUFFIX_MEAN
```
public static final String SUFFIX_MEAN
```
    Suffix to use for a mean statistic value when the same key is shared across mean/mean/max statistics. Value ".mean".
    
    See Also:
    
    Constant Field Values
  - SUFFIX_FAILURES
```
public static final String SUFFIX_FAILURES
```
    String to add to counters and other stats to track failures. This comes before the .min/.mean//max suffixes. Value ".failures".
    
    See Also:
    
    Constant Field Values
  - ACTION_EXECUTOR_ACQUIRED
```
public static final String ACTION_EXECUTOR_ACQUIRED
```
    The name of the statistic collected for executor acquisition if a duration tracker factory is passed in to the constructor. "action_executor_acquired".
    
    See Also:
    
    Constant Field Values
  - ACTION_HTTP_HEAD_REQUEST
```
public static final String ACTION_HTTP_HEAD_REQUEST
```
    An HTTP HEAD request was made: "action_http_head_request".
    
    See Also:
    
    Constant Field Values
  - ACTION_HTTP_GET_REQUEST
```
public static final String ACTION_HTTP_GET_REQUEST
```
    An HTTP GET request was made: "action_http_get_request".
    
    See Also:
    
    Constant Field Values
  - ACTION_HTTP_DELETE_REQUEST
```
public static final String ACTION_HTTP_DELETE_REQUEST
```
    An HTTP DELETE request was made: "action_http_delete_request".
    
    See Also:
    
    Constant Field Values
  - ACTION_HTTP_PUT_REQUEST
```
public static final String ACTION_HTTP_PUT_REQUEST
```
    An HTTP PUT request was made: "action_http_put_request".
    
    See Also:
    
    Constant Field Values
  - ACTION_HTTP_PATCH_REQUEST
```
public static final String ACTION_HTTP_PATCH_REQUEST
```
    An HTTP PATCH request was made: "action_http_patch_request".
    
    See Also:
    
    Constant Field Values
  - ACTION_HTTP_POST_REQUEST
```
public static final String ACTION_HTTP_POST_REQUEST
```
    An HTTP POST request was made: "action_http_post_request".
    
    See Also:
    
    Constant Field Values
  - OBJECT_METADATA_REQUESTS
```
public static final String OBJECT_METADATA_REQUESTS
```
    An HTTP HEAD request was made: "object_metadata_request".
    
    See Also:
    
    Constant Field Values
  - OBJECT_COPY_REQUESTS
```
public static final String OBJECT_COPY_REQUESTS
```
    See Also:
    
    Constant Field Values
  - STORE_IO_THROTTLE_RATE
```
public static final String STORE_IO_THROTTLE_RATE
```
    See Also:
    
    Constant Field Values
  - MULTIPART_UPLOAD_INSTANTIATED
```
public static final String MULTIPART_UPLOAD_INSTANTIATED
```
    See Also:
    
    Constant Field Values
  - MULTIPART_UPLOAD_PART_PUT
```
public static final String MULTIPART_UPLOAD_PART_PUT
```
    See Also:
    
    Constant Field Values
  - MULTIPART_UPLOAD_PART_PUT_BYTES
```
public static final String MULTIPART_UPLOAD_PART_PUT_BYTES
```
    See Also:
    
    Constant Field Values
  - MULTIPART_UPLOAD_ABORTED
```
public static final String MULTIPART_UPLOAD_ABORTED
```
    See Also:
    
    Constant Field Values
  - MULTIPART_UPLOAD_ABORT_UNDER_PATH_INVOKED
```
public static final String MULTIPART_UPLOAD_ABORT_UNDER_PATH_INVOKED
```
    See Also:
    
    Constant Field Values
  - MULTIPART_UPLOAD_COMPLETED
```
public static final String MULTIPART_UPLOAD_COMPLETED
```
    See Also:
    
    Constant Field Values
  - MULTIPART_UPLOAD_STARTED
```
public static final String MULTIPART_UPLOAD_STARTED
```
    See Also:
    
    Constant Field Values

Class StoreStatisticNames

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

OP_ABORT

OP_APPEND

OP_COPY_FROM_LOCAL_FILE

OP_CREATE

OP_CREATE_NON_RECURSIVE

OP_DELETE

OP_EXISTS

OP_GET_CONTENT_SUMMARY

OP_GET_DELEGATION_TOKEN

OP_GET_FILE_CHECKSUM

OP_GET_FILE_STATUS

OP_GET_STATUS

OP_GLOB_STATUS

OP_IS_FILE

OP_HFLUSH

OP_HSYNC

OP_IS_DIRECTORY

OP_LIST_FILES

OP_LIST_LOCATED_STATUS

OP_LIST_STATUS

OP_MKDIRS

OP_MODIFY_ACL_ENTRIES

OP_OPEN

OP_REMOVE_ACL

OP_REMOVE_ACL_ENTRIES

OP_REMOVE_DEFAULT_ACL

OP_RENAME

OP_SET_ACL

OP_SET_OWNER

OP_SET_PERMISSION

OP_SET_TIMES

OP_TRUNCATE

OP_XATTR_GET_MAP

OP_XATTR_GET_NAMED

OP_XATTR_GET_NAMED_MAP

OP_XATTR_LIST

DELEGATION_TOKENS_ISSUED

STORE_IO_THROTTLED

STORE_IO_REQUEST

STORE_IO_RETRY

OBJECT_LIST_REQUEST

OBJECT_CONTINUE_LIST_REQUEST

OBJECT_BULK_DELETE_REQUEST

OBJECT_DELETE_REQUEST

OBJECT_DELETE_OBJECTS

OBJECT_MULTIPART_UPLOAD_INITIATED

OBJECT_MULTIPART_UPLOAD_ABORTED

OBJECT_PUT_REQUEST

OBJECT_PUT_REQUEST_COMPLETED

OBJECT_PUT_REQUEST_ACTIVE

OBJECT_PUT_BYTES

OBJECT_PUT_BYTES_PENDING

OBJECT_SELECT_REQUESTS

SUFFIX_MIN

SUFFIX_MAX

SUFFIX_MEAN

SUFFIX_FAILURES

ACTION_EXECUTOR_ACQUIRED

ACTION_HTTP_HEAD_REQUEST

ACTION_HTTP_GET_REQUEST

ACTION_HTTP_DELETE_REQUEST

ACTION_HTTP_PUT_REQUEST

ACTION_HTTP_PATCH_REQUEST

ACTION_HTTP_POST_REQUEST

OBJECT_METADATA_REQUESTS

OBJECT_COPY_REQUESTS

STORE_IO_THROTTLE_RATE

MULTIPART_UPLOAD_INSTANTIATED

MULTIPART_UPLOAD_PART_PUT

MULTIPART_UPLOAD_PART_PUT_BYTES

MULTIPART_UPLOAD_ABORTED

MULTIPART_UPLOAD_ABORT_UNDER_PATH_INVOKED

MULTIPART_UPLOAD_COMPLETED

MULTIPART_UPLOAD_STARTED