op_config_24.h File Reference
Go to the source code of this file.
Defines | |
| #define | OP_MOUNT "/proc/sys/dev/oprofile/" |
| #define | OP_HASH_MAP_NR 4093 |
| #define | POOL_SIZE 65536 |
| #define | NR_CPUS 32 |
| #define | OP_DEFAULT_BUF_SIZE 65536 |
| #define | OP_PRE_WATERMARK(buffer_size) |
| #define | OP_MIN_PRE_WATERMARK 8192 |
| #define | OP_MAX_BUF_SIZE 1048576 |
| #define | OP_MIN_BUF_SIZE (32768 + OP_PRE_WATERMARK(32768)) |
| #define | OP_DEFAULT_NOTE_SIZE 16384 |
| #define | OP_PRE_NOTE_WATERMARK(note_size) |
| #define | OP_MIN_NOTE_PRE_WATERMARK 512 |
| #define | OP_MAX_NOTE_TABLE_SIZE 1048576 |
| #define | OP_MIN_NOTE_TABLE_SIZE (1024 + OP_PRE_NOTE_WATERMARK(1024)) |
| #define | OP_MAX_RTC_COUNT 4096 |
| #define | OP_MIN_RTC_COUNT 2 |
Variables | |
| char | op_device [] |
| char | op_note_device [] |
| char | op_hash_device [] |
Detailed Description
Parameters a user may want to change
- Remarks:
- Copyright 2002 OProfile authors
- Read the file COPYING
Definition in file op_config_24.h.
Define Documentation
| #define NR_CPUS 32 |
maximum number of cpus present in the box
Definition at line 76 of file op_config_24.h.
Referenced by opd_close_image_samples_files(), and opd_new_image().
| #define OP_DEFAULT_BUF_SIZE 65536 |
65536 * sizeof(op_sample)
Definition at line 25 of file op_config_24.h.
Referenced by opd_24_init().
| #define OP_DEFAULT_NOTE_SIZE 16384 |
16384 * sizeof(op_note) = 273680 bytes default
Definition at line 42 of file op_config_24.h.
Referenced by opd_24_init().
| #define OP_HASH_MAP_NR 4093 |
nr entries in hash map. This is the maximum number of name components allowed. Must be a prime number
Definition at line 69 of file op_config_24.h.
Referenced by get_from_pool(), opd_cleanup_hash_name(), and opd_handle_mapping().
| #define OP_MAX_BUF_SIZE 1048576 |
maximum number of entry in samples eviction buffer
Definition at line 37 of file op_config_24.h.
Referenced by oprof_start::oprof_start(), and oprof_start::record_config().
| #define OP_MAX_NOTE_TABLE_SIZE 1048576 |
maximum number of entry in note buffer
Definition at line 54 of file op_config_24.h.
Referenced by oprof_start::oprof_start(), and oprof_start::record_config().
| #define OP_MAX_RTC_COUNT 4096 |
maximum sampling rate when using RTC
Definition at line 59 of file op_config_24.h.
Referenced by oprof_start::max_perf_count().
| #define OP_MIN_BUF_SIZE (32768 + OP_PRE_WATERMARK(32768)) |
minimum number of entry in samples eviction buffer
Definition at line 39 of file op_config_24.h.
Referenced by oprof_start::oprof_start(), and oprof_start::record_config().
| #define OP_MIN_NOTE_PRE_WATERMARK 512 |
minimal note buffer water mark before we try to wakeup daemon
Definition at line 52 of file op_config_24.h.
| #define OP_MIN_NOTE_TABLE_SIZE (1024 + OP_PRE_NOTE_WATERMARK(1024)) |
minimum number of entry in note buffer
Definition at line 56 of file op_config_24.h.
Referenced by oprof_start::oprof_start(), and oprof_start::record_config().
| #define OP_MIN_PRE_WATERMARK 8192 |
minimal buffer water mark before we try to wakeup daemon
Definition at line 35 of file op_config_24.h.
| #define OP_MIN_RTC_COUNT 2 |
minimum sampling rate when using RTC
Definition at line 61 of file op_config_24.h.
| #define OP_MOUNT "/proc/sys/dev/oprofile/" |
Definition at line 16 of file op_config_24.h.
Referenced by opd_24_init(), and opd_print_24_stats().
| #define OP_PRE_NOTE_WATERMARK | ( | note_size | ) |
(((note_size) / 32) < OP_MIN_NOTE_PRE_WATERMARK \ ? OP_MIN_NOTE_PRE_WATERMARK \ : (note_size) / 32)
we don't try to wake-up daemon until it remains more than this free entry in note buffer
Definition at line 47 of file op_config_24.h.
| #define OP_PRE_WATERMARK | ( | buffer_size | ) |
(((buffer_size) / 8) < OP_MIN_PRE_WATERMARK \ ? OP_MIN_PRE_WATERMARK \ : (buffer_size) / 8)
we don't try to wake-up daemon until it remains more than this free entry in eviction buffer
Definition at line 30 of file op_config_24.h.
| #define POOL_SIZE 65536 |
size of string pool in bytes
Definition at line 72 of file op_config_24.h.
Variable Documentation
| char op_device[] |
Definition at line 31 of file op_config.c.
Referenced by init_op_config_dirs(), and op_open_files().
| char op_hash_device[] |
Definition at line 33 of file op_config.c.
Referenced by init_op_config_dirs(), and op_open_files().
| char op_note_device[] |
Definition at line 32 of file op_config.c.
Referenced by init_op_config_dirs(), and op_open_files().
