fix flag output files

Signed-off-by: Florent Poinsard <florent.poinsard@outlook.fr>

go/flags/endtoend/mysqlctl.txt

@@ -56,12 +56,10 @@ Global flags:
       --keep_logs duration                                          keep logs for this long (using ctime) (zero to keep forever)
       --keep_logs_by_mtime duration                                 keep logs for this long (using mtime) (zero to keep forever)
       --lameduck-period duration                                    keep running at least this long after SIGTERM before stopping (default 50ms)
-      --log_backtrace_at traceLocations                             when logging hits line file:N, emit a stack trace
+      --log_backtrace_at traceLocation                              when logging hits line file:N, emit a stack trace (default :0)
       --log_dir string                                              If non-empty, write log files in this directory
       --log_err_stacks                                              log stack traces for errors
-      --log_link string                                             If non-empty, add symbolic links in this directory to the log files
       --log_rotate_max_size uint                                    size in bytes at which logs are rotated (glog.MaxSize) (default 1887436800)
-      --logbuflevel int                                             Buffer log messages logged at this level or lower (-1 means don't buffer; 0 means buffer INFO only; ...). Has limited applicability on non-prod platforms.
       --logtostderr                                                 log to standard error instead of files
       --max-stack-size int                                          configure the maximum stack size in bytes (default 67108864)
       --mysql_port int                                              MySQL port (default 3306)
@@ -80,10 +78,10 @@ Global flags:
       --security_policy string                                      the name of a registered security policy to use for controlling access to URLs - empty means allow all for anyone (built-in policies: deny-all, read-only)
       --service_map strings                                         comma separated list of services to enable (or disable if prefixed with '-') Example: grpc-queryservice
       --socket_file string                                          Local unix socket file to listen on
-      --stderrthreshold severityFlag                                logs at or above this threshold go to stderr (default 1)
+      --stderrthreshold severity                                    logs at or above this threshold go to stderr (default 1)
       --table-refresh-interval int                                  interval in milliseconds to refresh tables in status page with refreshRequired class
       --tablet_dir string                                           The directory within the vtdataroot to store vttablet/mysql files. Defaults to being generated by the tablet uid.
       --tablet_uid uint32                                           Tablet UID (default 41983)
       --v Level                                                     log level for V logs
   -v, --version                                                     print binary version
-      --vmodule vModuleFlag                                         comma-separated list of pattern=N settings for file-filtered logging
+      --vmodule moduleSpec                                          comma-separated list of pattern=N settings for file-filtered logging

go/flags/endtoend/mysqlctld.txt

@@ -67,12 +67,10 @@ Usage of mysqlctld:
       --keep_logs duration                                               keep logs for this long (using ctime) (zero to keep forever)
       --keep_logs_by_mtime duration                                      keep logs for this long (using mtime) (zero to keep forever)
       --lameduck-period duration                                         keep running at least this long after SIGTERM before stopping (default 50ms)
-      --log_backtrace_at traceLocations                                  when logging hits line file:N, emit a stack trace
+      --log_backtrace_at traceLocation                                   when logging hits line file:N, emit a stack trace (default :0)
       --log_dir string                                                   If non-empty, write log files in this directory
       --log_err_stacks                                                   log stack traces for errors
-      --log_link string                                                  If non-empty, add symbolic links in this directory to the log files
       --log_rotate_max_size uint                                         size in bytes at which logs are rotated (glog.MaxSize) (default 1887436800)
-      --logbuflevel int                                                  Buffer log messages logged at this level or lower (-1 means don't buffer; 0 means buffer INFO only; ...). Has limited applicability on non-prod platforms.
       --logtostderr                                                      log to standard error instead of files
       --max-stack-size int                                               configure the maximum stack size in bytes (default 67108864)
       --mysql_port int                                                   MySQL port (default 3306)
@@ -91,11 +89,11 @@ Usage of mysqlctld:
       --security_policy string                                           the name of a registered security policy to use for controlling access to URLs - empty means allow all for anyone (built-in policies: deny-all, read-only)
       --service_map strings                                              comma separated list of services to enable (or disable if prefixed with '-') Example: grpc-queryservice
       --socket_file string                                               Local unix socket file to listen on
-      --stderrthreshold severityFlag                                     logs at or above this threshold go to stderr (default 1)
+      --stderrthreshold severity                                         logs at or above this threshold go to stderr (default 1)
       --table-refresh-interval int                                       interval in milliseconds to refresh tables in status page with refreshRequired class
       --tablet_dir string                                                The directory within the vtdataroot to store vttablet/mysql files. Defaults to being generated by the tablet uid.
       --tablet_uid uint32                                                Tablet UID (default 41983)
       --v Level                                                          log level for V logs
   -v, --version                                                          print binary version
-      --vmodule vModuleFlag                                              comma-separated list of pattern=N settings for file-filtered logging
+      --vmodule moduleSpec                                               comma-separated list of pattern=N settings for file-filtered logging
       --wait_time duration                                               How long to wait for mysqld startup or shutdown (default 5m0s)

go/flags/endtoend/vtaclcheck.txt

@@ -10,18 +10,16 @@ Usage of vtaclcheck:
   -h, --help                                                        display usage and exit
       --keep_logs duration                                          keep logs for this long (using ctime) (zero to keep forever)
       --keep_logs_by_mtime duration                                 keep logs for this long (using mtime) (zero to keep forever)
-      --log_backtrace_at traceLocations                             when logging hits line file:N, emit a stack trace
+      --log_backtrace_at traceLocation                              when logging hits line file:N, emit a stack trace (default :0)
       --log_dir string                                              If non-empty, write log files in this directory
       --log_err_stacks                                              log stack traces for errors
-      --log_link string                                             If non-empty, add symbolic links in this directory to the log files
       --log_rotate_max_size uint                                    size in bytes at which logs are rotated (glog.MaxSize) (default 1887436800)
-      --logbuflevel int                                             Buffer log messages logged at this level or lower (-1 means don't buffer; 0 means buffer INFO only; ...). Has limited applicability on non-prod platforms.
       --logtostderr                                                 log to standard error instead of files
       --pprof strings                                               enable profiling
       --purge_logs_interval duration                                how often try to remove old logs (default 1h0m0s)
       --security_policy string                                      the name of a registered security policy to use for controlling access to URLs - empty means allow all for anyone (built-in policies: deny-all, read-only)
       --static-auth-file string                                     The path of the auth_server_static JSON file to check
-      --stderrthreshold severityFlag                                logs at or above this threshold go to stderr (default 1)
+      --stderrthreshold severity                                    logs at or above this threshold go to stderr (default 1)
       --v Level                                                     log level for V logs
   -v, --version                                                     print binary version
-      --vmodule vModuleFlag                                         comma-separated list of pattern=N settings for file-filtered logging
+      --vmodule moduleSpec                                          comma-separated list of pattern=N settings for file-filtered logging

go/flags/endtoend/vtbackup.txt

@@ -102,12 +102,10 @@ Usage of vtbackup:
       --keep_logs duration                                          keep logs for this long (using ctime) (zero to keep forever)
       --keep_logs_by_mtime duration                                 keep logs for this long (using mtime) (zero to keep forever)
       --lock-timeout duration                                       Maximum time for which a shard/keyspace lock can be acquired for (default 45s)
-      --log_backtrace_at traceLocations                             when logging hits line file:N, emit a stack trace
+      --log_backtrace_at traceLocation                              when logging hits line file:N, emit a stack trace (default :0)
       --log_dir string                                              If non-empty, write log files in this directory
       --log_err_stacks                                              log stack traces for errors
-      --log_link string                                             If non-empty, add symbolic links in this directory to the log files
       --log_rotate_max_size uint                                    size in bytes at which logs are rotated (glog.MaxSize) (default 1887436800)
-      --logbuflevel int                                             Buffer log messages logged at this level or lower (-1 means don't buffer; 0 means buffer INFO only; ...). Has limited applicability on non-prod platforms.
       --logtostderr                                                 log to standard error instead of files
       --manifest-external-decompressor string                       command with arguments to store in the backup manifest when compressing a backup with an external compression engine.
       --min_backup_interval duration                                Only take a new backup if it's been at least this long since the most recent backup.
@@ -159,7 +157,7 @@ Usage of vtbackup:
       --stats_common_tags strings                                   Comma-separated list of common tags for the stats backend. It provides both label and values. Example: label1:value1,label2:value2
       --stats_drop_variables string                                 Variables to be dropped from the list of exported variables.
       --stats_emit_period duration                                  Interval between emitting stats to all registered backends (default 1m0s)
-      --stderrthreshold severityFlag                                logs at or above this threshold go to stderr (default 1)
+      --stderrthreshold severity                                    logs at or above this threshold go to stderr (default 1)
       --tablet_manager_grpc_ca string                               the server ca to use to validate servers when connecting
       --tablet_manager_grpc_cert string                             the cert to use to connect
       --tablet_manager_grpc_concurrency int                         concurrency to use to talk to a vttablet server for performance-sensitive RPCs (like ExecuteFetchAs{Dba,AllPrivs,App}) (default 8)
@@ -187,7 +185,7 @@ Usage of vtbackup:
       --topo_zk_tls_key string                                      the key to use to connect to the zk topo server, enables TLS
       --v Level                                                     log level for V logs
   -v, --version                                                     print binary version
-      --vmodule vModuleFlag                                         comma-separated list of pattern=N settings for file-filtered logging
+      --vmodule moduleSpec                                          comma-separated list of pattern=N settings for file-filtered logging
       --xbstream_restore_flags string                               Flags to pass to xbstream command during restore. These should be space separated and will be added to the end of the command. These need to match the ones used for backup e.g. --compress / --decompress, --encrypt / --decrypt
       --xtrabackup_backup_flags string                              Flags to pass to backup command. These should be space separated and will be added to the end of the command
       --xtrabackup_prepare_flags string                             Flags to pass to prepare command. These should be space separated and will be added to the end of the command

go/flags/endtoend/vtctlclient.txt

@@ -22,25 +22,23 @@ Usage of vtctlclient:
       --jaeger-agent-host string                                    host and port to send spans to. if empty, no tracing will be done
       --keep_logs duration                                          keep logs for this long (using ctime) (zero to keep forever)
       --keep_logs_by_mtime duration                                 keep logs for this long (using mtime) (zero to keep forever)
-      --log_backtrace_at traceLocations                             when logging hits line file:N, emit a stack trace
+      --log_backtrace_at traceLocation                              when logging hits line file:N, emit a stack trace (default :0)
       --log_dir string                                              If non-empty, write log files in this directory
       --log_err_stacks                                              log stack traces for errors
-      --log_link string                                             If non-empty, add symbolic links in this directory to the log files
       --log_rotate_max_size uint                                    size in bytes at which logs are rotated (glog.MaxSize) (default 1887436800)
-      --logbuflevel int                                             Buffer log messages logged at this level or lower (-1 means don't buffer; 0 means buffer INFO only; ...). Has limited applicability on non-prod platforms.
       --logtostderr                                                 log to standard error instead of files
       --pprof strings                                               enable profiling
       --purge_logs_interval duration                                how often try to remove old logs (default 1h0m0s)
       --security_policy string                                      the name of a registered security policy to use for controlling access to URLs - empty means allow all for anyone (built-in policies: deny-all, read-only)
       --server string                                               server to use for connection
-      --stderrthreshold severityFlag                                logs at or above this threshold go to stderr (default 1)
+      --stderrthreshold severity                                    logs at or above this threshold go to stderr (default 1)
       --tracer string                                               tracing service to use (default "noop")
       --tracing-enable-logging                                      whether to enable logging in the tracing service
       --tracing-sampling-rate float                                 sampling rate for the probabilistic jaeger sampler (default 0.1)
       --tracing-sampling-type string                                sampling strategy to use for jaeger. possible values are 'const', 'probabilistic', 'rateLimiting', or 'remote' (default "const")
       --v Level                                                     log level for V logs
   -v, --version                                                     print binary version
-      --vmodule vModuleFlag                                         comma-separated list of pattern=N settings for file-filtered logging
+      --vmodule moduleSpec                                          comma-separated list of pattern=N settings for file-filtered logging
       --vtctl_client_protocol string                                Protocol to use to talk to the vtctl server. (default "grpc")
       --vtctld_grpc_ca string                                       the server ca to use to validate servers when connecting
       --vtctld_grpc_cert string                                     the cert to use to connect