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4e33ba4c38
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov Reviewed-by: Giuseppe Di Natale <dinatale2@llnl.gov>> Reviewed-by: George Melikov <mail@gmelikov.ru> Reviewed-by: Haakan T Johansson <f96hajo@chalmers.se> Closes #5547 Closes #5543
128 lines
4.0 KiB
C
128 lines
4.0 KiB
C
/*
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* ZPIOS is a heavily modified version of the original PIOS test code.
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* It is designed to have the test code running in the Linux kernel
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* against ZFS while still being flexibly controlled from user space.
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*
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* Copyright (C) 2008-2010 Lawrence Livermore National Security, LLC.
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* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
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* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
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* LLNL-CODE-403049
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*
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* Original PIOS Test Code
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* Copyright (C) 2004 Cluster File Systems, Inc.
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* Written by Peter Braam <braam@clusterfs.com>
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* Atul Vidwansa <atul@clusterfs.com>
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* Milind Dumbare <milind@clusterfs.com>
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*
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* This file is part of ZFS on Linux.
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* For details, see <http://zfsonlinux.org/>.
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*
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* ZPIOS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* ZPIOS is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with ZPIOS. If not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright (c) 2015, Intel Corporation.
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*/
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#ifndef _ZPIOS_H
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#define _ZPIOS_H
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#include <zpios-ctl.h>
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#define VERSION_SIZE 64
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/* Regular expressions */
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#define REGEX_NUMBERS "^[0-9]+$"
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#define REGEX_NUMBERS_COMMA "^([0-9]+,)*[0-9]+$"
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#define REGEX_SIZE "^[0-9]+[kKmMgGtT]?$"
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#define REGEX_SIZE_COMMA "^([0-9]+[kKmMgGtT]?,)*[0-9]+[kKmMgGtT]?$"
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/* Flags for low, high, incr */
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#define FLAG_SET 0x01
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#define FLAG_LOW 0x02
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#define FLAG_HIGH 0x04
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#define FLAG_INCR 0x08
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#define TRUE 1
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#define FALSE 0
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#define KB (1024)
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#define MB (KB * 1024)
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#define GB (MB * 1024)
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#define TB (GB * 1024)
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#define KMGT_SIZE 16
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/*
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* All offsets, sizes and counts can be passed to the application in
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* multiple ways.
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* 1. a value (stored in val[0], val_count will be 1)
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* 2. a comma separated list of values (stored in val[], using val_count)
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* 3. a range and block sizes, low, high, factor (val_count must be 0)
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*/
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typedef struct pios_range_repeat {
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uint64_t val[32]; /* Comma sep array, or low, high, inc */
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uint64_t val_count; /* Num of values */
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uint64_t val_low;
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uint64_t val_high;
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uint64_t val_inc_perc;
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uint64_t next_val; /* For multiple runs in get_next() */
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} range_repeat_t;
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typedef struct cmd_args {
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range_repeat_t T; /* Thread count */
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range_repeat_t N; /* Region count */
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range_repeat_t O; /* Offset count */
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range_repeat_t C; /* Chunksize */
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range_repeat_t S; /* Regionsize */
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range_repeat_t B; /* Blocksize */
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const char *pool; /* Pool */
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const char *name; /* Name */
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uint32_t flags; /* Flags */
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uint32_t block_size; /* ZFS block size */
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uint32_t io_type; /* DMUIO only */
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uint32_t verbose; /* Verbose */
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uint32_t human_readable; /* Human readable output */
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uint64_t regionnoise; /* Region noise */
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uint64_t chunknoise; /* Chunk noise */
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uint64_t thread_delay; /* Thread delay */
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char pre[ZPIOS_PATH_SIZE]; /* Pre-exec hook */
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char post[ZPIOS_PATH_SIZE]; /* Post-exec hook */
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char log[ZPIOS_PATH_SIZE]; /* Requested log dir */
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/* Control */
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int current_id;
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uint64_t current_T;
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uint64_t current_N;
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uint64_t current_C;
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uint64_t current_S;
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uint64_t current_O;
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uint64_t current_B;
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uint32_t rc;
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} cmd_args_t;
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int set_count(char *pattern1, char *pattern2, range_repeat_t *range,
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char *optarg, uint32_t *flags, char *arg);
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int set_lhi(char *pattern, range_repeat_t *range, char *optarg,
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int flag, uint32_t *flag_thread, char *arg);
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int set_noise(uint64_t *noise, char *optarg, char *arg);
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int set_load_params(cmd_args_t *args, char *optarg);
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int check_mutual_exclusive_command_lines(uint32_t flag, char *arg);
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void print_stats_header(cmd_args_t *args);
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void print_stats(cmd_args_t *args, zpios_cmd_t *cmd);
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#endif /* _ZPIOS_H */
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