diff options
Diffstat (limited to 'storage/innobase/buf/buf0buf.c')
| -rw-r--r-- | storage/innobase/buf/buf0buf.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/storage/innobase/buf/buf0buf.c b/storage/innobase/buf/buf0buf.c index 16ed9c9da3c..45867388a61 100644 --- a/storage/innobase/buf/buf0buf.c +++ b/storage/innobase/buf/buf0buf.c @@ -224,6 +224,9 @@ in the free list to the frames. /* Value in microseconds */ static const int WAIT_FOR_READ = 20000; +/* Number of attemtps made to read in a page in the buffer pool */ +static const ulint BUF_PAGE_READ_MAX_RETRIES = 100; + buf_pool_t* buf_pool = NULL; /* The buffer buf_pool of the database */ #ifdef UNIV_DEBUG @@ -756,7 +759,7 @@ buf_pool_init( /* Wipe contents of frame to eliminate a Purify warning */ -#ifdef HAVE_valgrind +#ifdef HAVE_purify memset(block->frame, '\0', UNIV_PAGE_SIZE); #endif if (srv_use_awe) { @@ -1160,6 +1163,7 @@ buf_page_get_gen( ulint fix_type; ibool success; ibool must_read; + ulint retries = 0; ut_ad(mtr); ut_ad((rw_latch == RW_S_LATCH) @@ -1200,7 +1204,29 @@ loop: return(NULL); } - buf_read_page(space, offset); + if (buf_read_page(space, offset)) { + retries = 0; + } else if (retries < BUF_PAGE_READ_MAX_RETRIES) { + ++retries; + } else { + fprintf(stderr, "InnoDB: Error: Unable" + " to read tablespace %lu page no" + " %lu into the buffer pool after" + " %lu attempts\n" + "InnoDB: The most probable cause" + " of this error may be that the" + " table has been corrupted.\n" + "InnoDB: You can try to fix this" + " problem by using" + " innodb_force_recovery.\n" + "InnoDB: Please see reference manual" + " for more details.\n" + "InnoDB: Aborting...\n", + space, offset, + BUF_PAGE_READ_MAX_RETRIES); + + ut_error; + } #ifdef UNIV_DEBUG buf_dbg_counter++; |