diff options
Diffstat (limited to 'qpid/cpp/src/qpid/linearstore/jrnl/jcfg.h')
| -rw-r--r-- | qpid/cpp/src/qpid/linearstore/jrnl/jcfg.h | 69 |
1 files changed, 29 insertions, 40 deletions
diff --git a/qpid/cpp/src/qpid/linearstore/jrnl/jcfg.h b/qpid/cpp/src/qpid/linearstore/jrnl/jcfg.h index c947ff46db..432887e577 100644 --- a/qpid/cpp/src/qpid/linearstore/jrnl/jcfg.h +++ b/qpid/cpp/src/qpid/linearstore/jrnl/jcfg.h @@ -22,48 +22,37 @@ #ifndef QPID_LEGACYSTORE_JRNL_JCFG_H #define QPID_LEGACYSTORE_JRNL_JCFG_H +#define QLS_SBLK_SIZE_BYTES 4096 /**< Disk softblock size in bytes, should match size used on disk media */ +#define QLS_AIO_ALIGN_BOUNDARY_BYTES QLS_SBLK_SIZE_BYTES /** Memory alignment boundary used for DMA */ /** -* <b>Rule:</b> Data block size (JRNL_DBLK_SIZE_BYTES) MUST be a power of 2 AND -* a power of 2 factor of the disk softblock size (JRNL_SBLK_SIZE_BYTES): +* <b>Rule:</b> Data block size (QLS_DBLK_SIZE_BYTES) MUST be a power of 2 AND +* a power of 2 factor of the disk softblock size (QLS_SBLK_SIZE_BYTES): * <pre> -* n * JRNL_DBLK_SIZE_BYTES == JRNL_SBLK_SIZE_BYTES (n = 1,2,4,8...) +* n * QLS_DBLK_SIZE_BYTES == QLS_SBLK_SIZE_BYTES (n = 1,2,4,8...) * </pre> */ -#define JRNL_SBLK_SIZE_BYTES 4096 /**< Disk softblock size in bytes */ -#define QLS_AIO_ALIGN_BOUNDARY JRNL_SBLK_SIZE_BYTES -#define JRNL_DBLK_SIZE_BYTES 128 /**< Data block size in bytes (CANNOT BE LESS THAN 32!) */ -#define JRNL_SBLK_SIZE_DBLKS (JRNL_SBLK_SIZE_BYTES / JRNL_DBLK_SIZE_BYTES) /**< Disk softblock size in multiples of JRNL_DBLK_SIZE */ -#define JRNL_SBLK_SIZE_KIB (JRNL_SBLK_SIZE_BYTES / 1024) /**< Disk softblock size in KiB */ -//#define JRNL_MIN_FILE_SIZE 128 ///< Min. jrnl file size in sblks (excl. file_hdr) -//#define JRNL_MAX_FILE_SIZE 4194176 ///< Max. jrnl file size in sblks (excl. file_hdr) -//#define JRNL_MIN_NUM_FILES 4 ///< Min. number of journal files -//#define JRNL_MAX_NUM_FILES 64 ///< Max. number of journal files -//#define JRNL_ENQ_THRESHOLD 80 ///< Percent full when enqueue connection will be closed -// -//#define JRNL_RMGR_PAGE_SIZE 128 ///< Journal page size in softblocks -//#define JRNL_RMGR_PAGES 16 ///< Number of pages to use in wmgr -// -#define JRNL_WMGR_DEF_PAGE_SIZE_KIB 32 -#define JRNL_WMGR_DEF_PAGE_SIZE_SBLKS (JRNL_WMGR_DEF_PAGE_SIZE_KIB / JRNL_SBLK_SIZE_KIB) ///< Journal write page size in softblocks (default) -#define JRNL_WMGR_DEF_PAGES 32 ///< Number of pages to use in wmgr (default) -// -#define JRNL_WMGR_MAXDTOKPP 1024 ///< Max. dtoks (data blocks) per page in wmgr -#define JRNL_WMGR_MAXWAITUS 100 ///< Max. wait time (us) before submitting AIO -// -//#define JRNL_INFO_EXTENSION "jinf" ///< Extension for journal info files -//#define JRNL_DATA_EXTENSION "jdat" ///< Extension for journal data files -#define QLS_JRNL_FILE_EXTENSION ".jrnl" /**< Extension for journal data files */ -#define QLS_TXA_MAGIC 0x61534c51 /**< ("RHMa" in little endian) Magic for dtx abort hdrs */ -#define QLS_TXC_MAGIC 0x63534c51 /**< ("RHMc" in little endian) Magic for dtx commit hdrs */ -#define QLS_DEQ_MAGIC 0x64534c51 /**< ("QLSd" in little endian) Magic for deq rec hdrs */ -#define QLS_ENQ_MAGIC 0x65534c51 /**< ("QLSe" in little endian) Magic for enq rec hdrs */ -#define QLS_FILE_MAGIC 0x66534c51 /**< ("QLSf" in little endian) Magic for file hdrs */ -#define QLS_EMPTY_MAGIC 0x78534c51 /**< ("QLSx" in little endian) Magic for empty dblk */ -#define QLS_JRNL_VERSION 2 /**< Version (of file layout) */ -#define QLS_JRNL_FHDR_RES_SIZE_SBLKS 1 /**< Journal file header reserved size in sblks (as defined by JRNL_SBLK_SIZE_BYTES) */ -#define QLS_CLEAN_CHAR 0xff /**< Char used to clear empty space on disk */ -// -//#define RHM_LENDIAN_FLAG 0 ///< Value of little endian flag on disk -//#define RHM_BENDIAN_FLAG 1 ///< Value of big endian flag on disk +#define QLS_DBLK_SIZE_BYTES 128 /**< Data block size in bytes (CANNOT BE LESS THAN 32!) */ +#define QLS_SBLK_SIZE_DBLKS (QLS_SBLK_SIZE_BYTES / QLS_DBLK_SIZE_BYTES) /**< Disk softblock size in multiples of QLS_DBLK_SIZE_BYTES */ +#define QLS_SBLK_SIZE_KIB (QLS_SBLK_SIZE_BYTES / 1024) /**< Disk softblock size in KiB */ -#endif // ifndef QPID_LEGACYSTORE_JRNL_JCFG_H +#define QLS_WMGR_DEF_PAGE_SIZE_KIB 32 /**< Journal write page size in KiB (default) */ +#define QLS_WMGR_DEF_PAGE_SIZE_SBLKS (QLS_WMGR_DEF_PAGE_SIZE_KIB / QLS_SBLK_SIZE_KIB) /**< Journal write page size in softblocks (default) */ +#define QLS_WMGR_DEF_PAGES 32 /**< Number of pages to use in wmgr (default) */ + +#define QLS_WMGR_MAXDTOKPP 1024 /**< Max. dtoks (data blocks) per page in wmgr */ +#define QLS_WMGR_MAXWAITUS 100 /**< Max. wait time (us) before submitting AIO */ + +#define QLS_JRNL_FILE_EXTENSION ".jrnl" /**< Extension for journal data files */ +#define QLS_TXA_MAGIC 0x61534c51 /**< ("RHMa" in little endian) Magic for dtx abort hdrs */ +#define QLS_TXC_MAGIC 0x63534c51 /**< ("RHMc" in little endian) Magic for dtx commit hdrs */ +#define QLS_DEQ_MAGIC 0x64534c51 /**< ("QLSd" in little endian) Magic for deq rec hdrs */ +#define QLS_ENQ_MAGIC 0x65534c51 /**< ("QLSe" in little endian) Magic for enq rec hdrs */ +#define QLS_FILE_MAGIC 0x66534c51 /**< ("QLSf" in little endian) Magic for file hdrs */ +#define QLS_EMPTY_MAGIC 0x78534c51 /**< ("QLSx" in little endian) Magic for empty dblk */ +#define QLS_JRNL_VERSION 2 /**< Version (of file layout) */ +#define QLS_JRNL_FHDR_RES_SIZE_SBLKS 1 /**< Journal file header reserved size in sblks (as defined by QLS_SBLK_SIZE_BYTES) */ + +#define QLS_CLEAN /**< If defined, writes QLS_CLEAN_CHAR to all filled areas on disk */ +#define QLS_CLEAN_CHAR 0xff /**< Char used to clear empty space on disk */ + +#endif /* ifndef QPID_LEGACYSTORE_JRNL_JCFG_H */ |