X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.h;h=829cc81812dc491cb0d6db50eca4b409c6460b3f;hp=3411bb4a2c286235c0b49504bc840c5b5f948368;hb=94a6e1bb4e7d8e7fee66374841634b0f871c6d6d;hpb=7b4203d7544db58920408f65977ebd00aaec6506

diff --git a/fio.h b/fio.h
index 3411bb4a..829cc818 100644
--- a/fio.h
+++ b/fio.h
@@ -14,8 +14,6 @@
 #include <inttypes.h>
 #include <assert.h>
 
-struct thread_data;
-
 #include "compiler/compiler.h"
 #include "thread_options.h"
 #include "flist.h"
@@ -32,15 +30,17 @@ struct thread_data;
 #include "helpers.h"
 #include "options.h"
 #include "profile.h"
-#include "time.h"
+#include "fio_time.h"
 #include "gettime.h"
-#include "lib/getopt.h"
+#include "oslib/getopt.h"
 #include "lib/rand.h"
 #include "lib/rbtree.h"
 #include "client.h"
 #include "server.h"
 #include "stat.h"
 #include "flow.h"
+#include "io_u_queue.h"
+#include "workqueue.h"
 
 #ifdef CONFIG_SOLARISAIO
 #include <sys/asynch.h>
@@ -65,13 +65,20 @@ enum {
 };
 
 enum {
-	TD_F_VER_BACKLOG	= 1,
-	TD_F_TRIM_BACKLOG	= 2,
-	TD_F_READ_IOLOG		= 4,
-	TD_F_REFILL_BUFFERS	= 8,
-	TD_F_SCRAMBLE_BUFFERS	= 16,
-	TD_F_VER_NONE		= 32,
-	TD_F_PROFILE_OPS	= 64,
+	TD_F_VER_BACKLOG	= 1U << 0,
+	TD_F_TRIM_BACKLOG	= 1U << 1,
+	TD_F_READ_IOLOG		= 1U << 2,
+	TD_F_REFILL_BUFFERS	= 1U << 3,
+	TD_F_SCRAMBLE_BUFFERS	= 1U << 4,
+	TD_F_VER_NONE		= 1U << 5,
+	TD_F_PROFILE_OPS	= 1U << 6,
+	TD_F_COMPRESS		= 1U << 7,
+	TD_F_NOIO		= 1U << 8,
+	TD_F_COMPRESS_LOG	= 1U << 9,
+	TD_F_VSTATE_SAVED	= 1U << 10,
+	TD_F_NEED_LOCK		= 1U << 11,
+	TD_F_CHILD		= 1U << 12,
+	TD_F_NO_PROGRESS        = 1U << 13,
 };
 
 enum {
@@ -83,19 +90,49 @@ enum {
 	FIO_RAND_FILE_SIZE_OFF,
 	FIO_RAND_TRIM_OFF,
 	FIO_RAND_BUF_OFF,
+	FIO_RAND_SEQ_RAND_READ_OFF,
+	FIO_RAND_SEQ_RAND_WRITE_OFF,
+	FIO_RAND_SEQ_RAND_TRIM_OFF,
+	FIO_RAND_START_DELAY,
+	FIO_DEDUPE_OFF,
+	FIO_RAND_POISSON_OFF,
+	FIO_RAND_ZONE_OFF,
 	FIO_RAND_NR_OFFS,
 };
 
+enum {
+	IO_MODE_INLINE = 0,
+	IO_MODE_OFFLOAD = 1,
+
+	RATE_PROCESS_LINEAR = 0,
+	RATE_PROCESS_POISSON = 1,
+};
+
+/*
+ * Per-thread/process specific data. Only used for the network client
+ * for now.
+ */
+struct sk_out;
+void sk_out_assign(struct sk_out *);
+void sk_out_drop(void);
+
+struct zone_split_index {
+	uint8_t size_perc;
+	uint8_t size_perc_prev;
+};
+
 /*
  * This describes a single thread/process executing a fio job.
  */
 struct thread_data {
 	struct thread_options o;
+	struct flist_head opt_list;
 	unsigned long flags;
 	void *eo;
 	char verror[FIO_VERROR_SIZE];
 	pthread_t thread;
 	unsigned int thread_number;
+	unsigned int subjob_number;
 	unsigned int groupid;
 	struct thread_stat ts;
 
@@ -107,6 +144,10 @@ struct thread_data {
 	struct io_log *bw_log;
 	struct io_log *iops_log;
 
+	struct workqueue log_compress_wq;
+
+	struct thread_data *parent;
+
 	uint64_t stat_io_bytes[DDIR_RWDIR_CNT];
 	struct timeval bw_sample_time;
 
@@ -127,12 +168,12 @@ struct thread_data {
 	unsigned int nr_normal_files;
 	union {
 		unsigned int next_file;
-		os_random_state_t next_file_state;
-		struct frand_state __next_file_state;
+		struct frand_state next_file_state;
 	};
 	int error;
 	int sig;
 	int done;
+	int stop_io;
 	pid_t pid;
 	char *orig_buffer;
 	size_t orig_buffer_size;
@@ -150,24 +191,23 @@ struct thread_data {
 
 	unsigned long rand_seeds[FIO_RAND_NR_OFFS];
 
-	union {
-		os_random_state_t bsrange_state;
-		struct frand_state __bsrange_state;
-	};
-	union {
-		os_random_state_t verify_state;
-		struct frand_state __verify_state;
-	};
-	union {
-		os_random_state_t trim_state;
-		struct frand_state __trim_state;
-	};
+	struct frand_state bsrange_state;
+	struct frand_state verify_state;
+	struct frand_state trim_state;
+	struct frand_state delay_state;
 
 	struct frand_state buf_state;
+	struct frand_state buf_state_prev;
+	struct frand_state dedupe_state;
+	struct frand_state zone_state;
+
+	struct zone_split_index **zone_state_index;
 
 	unsigned int verify_batch;
 	unsigned int trim_batch;
 
+	struct thread_io_list *vstate;
+
 	int shm_id;
 
 	/*
@@ -194,9 +234,9 @@ struct thread_data {
 	/*
 	 * List of free and busy io_u's
 	 */
-	struct flist_head io_u_freelist;
-	struct flist_head io_u_busylist;
-	struct flist_head io_u_requeues;
+	struct io_u_ring io_u_requeues;
+	struct io_u_queue io_u_freelist;
+	struct io_u_queue io_u_all;
 	pthread_mutex_t io_u_lock;
 	pthread_cond_t free_cond;
 
@@ -213,50 +253,80 @@ struct thread_data {
 	 * Rate state
 	 */
 	uint64_t rate_bps[DDIR_RWDIR_CNT];
-	long rate_pending_usleep[DDIR_RWDIR_CNT];
+	unsigned long rate_next_io_time[DDIR_RWDIR_CNT];
 	unsigned long rate_bytes[DDIR_RWDIR_CNT];
 	unsigned long rate_blocks[DDIR_RWDIR_CNT];
+	unsigned long rate_io_issue_bytes[DDIR_RWDIR_CNT];
 	struct timeval lastrate[DDIR_RWDIR_CNT];
+	int64_t last_usec;
+	struct frand_state poisson_state;
+
+	/*
+	 * Enforced rate submission/completion workqueue
+	 */
+	struct workqueue io_wq;
 
 	uint64_t total_io_size;
 	uint64_t fill_device_size;
 
-	unsigned long io_issues[DDIR_RWDIR_CNT];
+	/*
+	 * Issue side
+	 */
+	uint64_t io_issues[DDIR_RWDIR_CNT];
+	uint64_t io_issue_bytes[DDIR_RWDIR_CNT];
+	uint64_t loops;
+
+	/*
+	 * Completions
+	 */
 	uint64_t io_blocks[DDIR_RWDIR_CNT];
 	uint64_t this_io_blocks[DDIR_RWDIR_CNT];
 	uint64_t io_bytes[DDIR_RWDIR_CNT];
-	uint64_t io_skip_bytes;
 	uint64_t this_io_bytes[DDIR_RWDIR_CNT];
+	uint64_t io_skip_bytes;
 	uint64_t zone_bytes;
 	struct fio_mutex *mutex;
+	uint64_t bytes_done[DDIR_RWDIR_CNT];
 
 	/*
 	 * State for random io, a bitmap of blocks done vs not done
 	 */
-	union {
-		os_random_state_t random_state;
-		struct frand_state __random_state;
-	};
+	struct frand_state random_state;
 
 	struct timeval start;	/* start of this loop */
 	struct timeval epoch;	/* time job was started */
 	struct timeval last_issue;
+	long time_offset;
 	struct timeval tv_cache;
+	struct timeval terminate_time;
 	unsigned int tv_cache_nr;
 	unsigned int tv_cache_mask;
 	unsigned int ramp_time_over;
 
+	/*
+	 * Time since last latency_window was started
+	 */
+	struct timeval latency_ts;
+	unsigned int latency_qd;
+	unsigned int latency_qd_high;
+	unsigned int latency_qd_low;
+	unsigned int latency_failed;
+	uint64_t latency_ios;
+	int latency_end_run;
+
 	/*
 	 * read/write mixed workload state
 	 */
-	union {
-		os_random_state_t rwmix_state;
-		struct frand_state __rwmix_state;
-	};
+	struct frand_state rwmix_state;
 	unsigned long rwmix_issues;
 	enum fio_ddir rwmix_ddir;
 	unsigned int ddir_seq_nr;
 
+	/*
+	 * rand/seq mixed workload state
+	 */
+	struct frand_state seq_rand_state[DDIR_RWDIR_CNT];
+
 	/*
 	 * IO history logs for verification. We use a tree for sorting,
 	 * if we are overwriting. Otherwise just use a fifo.
@@ -290,10 +360,7 @@ struct thread_data {
 	/*
 	 * For generating file sizes
 	 */
-	union {
-		os_random_state_t file_size_state;
-		struct frand_state __file_size_state;
-	};
+	struct frand_state file_size_state;
 
 	/*
 	 * Error counts
@@ -323,21 +390,32 @@ enum {
 
 #define __td_verror(td, err, msg, func)					\
 	do {								\
+		unsigned int ____e = (err);				\
 		if ((td)->error)					\
 			break;						\
-		int e = (err);						\
-		(td)->error = e;					\
+		(td)->error = ____e;					\
 		if (!(td)->first_error)					\
 			snprintf(td->verror, sizeof(td->verror), "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg));		\
 	} while (0)
 
 
-#define td_clear_error(td)		\
-	(td)->error = 0;
-#define td_verror(td, err, func)	\
-	__td_verror((td), (err), strerror((err)), (func))
-#define td_vmsg(td, err, msg, func)	\
-	__td_verror((td), (err), (msg), (func))
+#define td_clear_error(td)		do {		\
+	(td)->error = 0;				\
+	if ((td)->parent)				\
+		(td)->parent->error = 0;		\
+} while (0)
+
+#define td_verror(td, err, func)	do {			\
+	__td_verror((td), (err), strerror((err)), (func));	\
+	if ((td)->parent)					\
+		__td_verror((td)->parent, (err), strerror((err)), (func)); \
+} while (0)
+
+#define td_vmsg(td, err, msg, func)	do {			\
+	__td_verror((td), (err), (msg), (func));		\
+	if ((td)->parent)					\
+		__td_verror((td)->parent, (err), (msg), (func));	\
+} while (0)
 
 #define __fio_stringify_1(x)	#x
 #define __fio_stringify(x)	__fio_stringify_1(x)
@@ -348,6 +426,7 @@ extern unsigned int stat_number;
 extern int shm_id;
 extern int groupid;
 extern int output_format;
+extern int append_terse_output;
 extern int temp_stall_ts;
 extern uintptr_t page_mask, page_size;
 extern int read_only;
@@ -364,11 +443,19 @@ extern int terse_version;
 extern int is_backend;
 extern int nr_clients;
 extern int log_syslog;
+extern int status_interval;
 extern const char fio_version_string[];
+extern int helper_do_stat;
+extern pthread_cond_t helper_cond;
+extern char *trigger_file;
+extern char *trigger_cmd;
+extern char *trigger_remote_cmd;
+extern long long trigger_timeout;
+extern char *aux_path;
 
 extern struct thread_data *threads;
 
-static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u)
+static inline void fio_ro_check(const struct thread_data *td, struct io_u *io_u)
 {
 	assert(!(io_u->ddir == DDIR_WRITE && !td_write(td)));
 }
@@ -392,11 +479,12 @@ extern int __must_check fio_init_options(void);
 extern int __must_check parse_options(int, char **);
 extern int parse_jobs_ini(char *, int, int, int);
 extern int parse_cmd_line(int, char **, int);
-extern int fio_backend(void);
+extern int fio_backend(struct sk_out *);
 extern void reset_fio_state(void);
-extern void clear_io_state(struct thread_data *);
+extern void clear_io_state(struct thread_data *, int);
 extern int fio_options_parse(struct thread_data *, char **, int);
 extern void fio_keywords_init(void);
+extern void fio_keywords_exit(void);
 extern int fio_cmd_option_parse(struct thread_data *, const char *, char *);
 extern int fio_cmd_ioengine_option_parse(struct thread_data *, const char *, char *);
 extern void fio_fill_default_options(struct thread_data *);
@@ -407,12 +495,18 @@ extern void fio_options_mem_dupe(struct thread_data *);
 extern void options_mem_dupe(void *data, struct fio_option *options);
 extern void td_fill_rand_seeds(struct thread_data *);
 extern void add_job_opts(const char **, int);
-extern char *num2str(unsigned long, int, int, int, int);
+extern char *num2str(uint64_t, int, int, int, int);
 extern int ioengine_load(struct thread_data *);
+extern int parse_dryrun(void);
+extern int fio_running_or_pending_io_threads(void);
+extern int fio_set_fd_nonblocking(int, const char *);
+extern void sig_show_status(int sig);
+extern struct thread_data *get_global_options(void);
 
 extern uintptr_t page_mask;
 extern uintptr_t page_size;
 extern int initialize_fio(char *envp[]);
+extern void deinitialize_fio(void);
 
 #define FIO_GETOPT_JOB		0x89000000
 #define FIO_GETOPT_IOENGINE	0x98000000
@@ -441,13 +535,26 @@ enum {
 	TD_PRE_READING,
 	TD_VERIFYING,
 	TD_FSYNCING,
+	TD_FINISHING,
 	TD_EXITED,
 	TD_REAPED,
+	TD_LAST,
 };
 
 extern void td_set_runstate(struct thread_data *, int);
-#define TERMINATE_ALL		(-1)
-extern void fio_terminate_threads(int);
+extern int td_bump_runstate(struct thread_data *, int);
+extern void td_restore_runstate(struct thread_data *, int);
+extern const char *runstate_to_name(int runstate);
+
+/*
+ * Allow 60 seconds for a job to quit on its own, otherwise reap with
+ * a vengeance.
+ */
+#define FIO_REAP_TIMEOUT	60
+
+#define TERMINATE_ALL		(-1U)
+extern void fio_terminate_threads(unsigned int);
+extern void fio_mark_td_terminate(struct thread_data *);
 
 /*
  * Memory helpers
@@ -467,10 +574,21 @@ extern void reset_all_stats(struct thread_data *);
  * blktrace support
  */
 #ifdef FIO_HAVE_BLKTRACE
-extern int is_blktrace(const char *);
-extern int load_blktrace(struct thread_data *, const char *);
+extern int is_blktrace(const char *, int *);
+extern int load_blktrace(struct thread_data *, const char *, int);
 #endif
 
+extern int io_queue_event(struct thread_data *td, struct io_u *io_u, int *ret,
+		   enum fio_ddir ddir, uint64_t *bytes_issued, int from_verify,
+		   struct timeval *comp_time);
+
+/*
+ * Latency target helpers
+ */
+extern void lat_target_check(struct thread_data *);
+extern void lat_target_init(struct thread_data *);
+extern void lat_target_reset(struct thread_data *);
+
 #define for_each_td(td, i)	\
 	for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++)
 #define for_each_file(td, f, i)	\
@@ -513,16 +631,15 @@ static inline int __should_check_rate(struct thread_data *td,
 	return 0;
 }
 
-static inline int should_check_rate(struct thread_data *td,
-				    uint64_t *bytes_done)
+static inline int should_check_rate(struct thread_data *td)
 {
 	int ret = 0;
 
-	if (bytes_done[DDIR_READ])
+	if (td->bytes_done[DDIR_READ])
 		ret |= __should_check_rate(td, DDIR_READ);
-	if (bytes_done[DDIR_WRITE])
+	if (td->bytes_done[DDIR_WRITE])
 		ret |= __should_check_rate(td, DDIR_WRITE);
-	if (bytes_done[DDIR_TRIM])
+	if (td->bytes_done[DDIR_TRIM])
 		ret |= __should_check_rate(td, DDIR_TRIM);
 
 	return ret;
@@ -536,9 +653,17 @@ static inline unsigned int td_max_bs(struct thread_data *td)
 	return max(td->o.max_bs[DDIR_TRIM], max_bs);
 }
 
-static inline int is_power_of_2(unsigned int val)
+static inline unsigned int td_min_bs(struct thread_data *td)
+{
+	unsigned int min_bs;
+
+	min_bs = min(td->o.min_bs[DDIR_READ], td->o.min_bs[DDIR_WRITE]);
+	return min(td->o.min_bs[DDIR_TRIM], min_bs);
+}
+
+static inline int td_async_processing(struct thread_data *td)
 {
-	return (val != 0 && ((val & (val - 1)) == 0));
+	return (td->flags & TD_F_NEED_LOCK) != 0;
 }
 
 /*
@@ -547,42 +672,66 @@ static inline int is_power_of_2(unsigned int val)
  */
 static inline void td_io_u_lock(struct thread_data *td)
 {
-	if (td->o.verify_async)
+	if (td_async_processing(td))
 		pthread_mutex_lock(&td->io_u_lock);
 }
 
 static inline void td_io_u_unlock(struct thread_data *td)
 {
-	if (td->o.verify_async)
+	if (td_async_processing(td))
 		pthread_mutex_unlock(&td->io_u_lock);
 }
 
 static inline void td_io_u_free_notify(struct thread_data *td)
 {
-	if (td->o.verify_async)
+	if (td_async_processing(td))
 		pthread_cond_signal(&td->free_cond);
 }
 
 extern const char *fio_get_arch_string(int);
 extern const char *fio_get_os_string(int);
 
-#define ARRAY_SIZE(x) (sizeof((x)) / (sizeof((x)[0])))
+#ifdef FIO_INTERNAL
+#define ARRAY_SIZE(x)    (sizeof((x)) / (sizeof((x)[0])))
+#define FIELD_SIZE(s, f) (sizeof(((typeof(s))0)->f))
+#endif
 
 enum {
-	FIO_OUTPUT_TERSE	= 0,
-	FIO_OUTPUT_JSON,
-	FIO_OUTPUT_NORMAL,
+	__FIO_OUTPUT_TERSE	= 0,
+	__FIO_OUTPUT_JSON	= 1,
+	__FIO_OUTPUT_NORMAL	= 2,
+        __FIO_OUTPUT_JSON_PLUS  = 3,
+	FIO_OUTPUT_NR		= 4,
+
+	FIO_OUTPUT_TERSE	= 1U << __FIO_OUTPUT_TERSE,
+	FIO_OUTPUT_JSON		= 1U << __FIO_OUTPUT_JSON,
+	FIO_OUTPUT_NORMAL	= 1U << __FIO_OUTPUT_NORMAL,
+	FIO_OUTPUT_JSON_PLUS    = 1U << __FIO_OUTPUT_JSON_PLUS,
 };
 
 enum {
 	FIO_RAND_DIST_RANDOM	= 0,
 	FIO_RAND_DIST_ZIPF,
 	FIO_RAND_DIST_PARETO,
+	FIO_RAND_DIST_GAUSS,
+	FIO_RAND_DIST_ZONED,
 };
 
+#define FIO_DEF_ZIPF		1.1
+#define FIO_DEF_PARETO		0.2
+
 enum {
 	FIO_RAND_GEN_TAUSWORTHE = 0,
 	FIO_RAND_GEN_LFSR,
+	FIO_RAND_GEN_TAUSWORTHE64,
 };
 
+enum {
+	FIO_CPUS_SHARED		= 0,
+	FIO_CPUS_SPLIT,
+};
+
+extern void exec_trigger(const char *);
+extern void check_trigger_file(void);
+
 #endif