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Diffstat (limited to 'test/utility/thread.c')
| -rw-r--r-- | test/utility/thread.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/test/utility/thread.c b/test/utility/thread.c new file mode 100644 index 00000000000..38465b2f02b --- /dev/null +++ b/test/utility/thread.c @@ -0,0 +1,141 @@ +/*- + * Public Domain 2014-2016 MongoDB, Inc. + * Public Domain 2008-2014 WiredTiger, Inc. + * + * This is free and unencumbered software released into the public domain. + * + * Anyone is free to copy, modify, publish, use, compile, sell, or + * distribute this software, either in source code form or as a compiled + * binary, for any purpose, commercial or non-commercial, and by any + * means. + * + * In jurisdictions that recognize copyright laws, the author or authors + * of this software dedicate any and all copyright interest in the + * software to the public domain. We make this dedication for the benefit + * of the public at large and to the detriment of our heirs and + * successors. We intend this dedication to be an overt act of + * relinquishment in perpetuity of all present and future rights to this + * software under copyright law. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include "test_util.h" + +/* + * A thread dedicated to appending records into a table. Works with fixed + * length column stores and variable length column stores. + * One thread (the first thread created by an application) checks for a + * terminating condition after each insert. + */ +void * +thread_append(void *arg) +{ + TEST_OPTS *opts; + WT_CONNECTION *conn; + WT_CURSOR *cursor; + WT_SESSION *session; + uint64_t id, recno; + char buf[64]; + + opts = (TEST_OPTS *)arg; + conn = opts->conn; + + id = __wt_atomic_fetch_addv64(&opts->next_threadid, 1); + testutil_check(conn->open_session(conn, NULL, NULL, &session)); + testutil_check( + session->open_cursor(session, opts->uri, NULL, "append", &cursor)); + + buf[0] = '\2'; + for (recno = 1; opts->running; ++recno) { + if (opts->table_type == TABLE_FIX) + cursor->set_value(cursor, buf[0]); + else { + snprintf(buf, sizeof(buf), + "%" PRIu64 " VALUE ------", recno); + cursor->set_value(cursor, buf); + } + testutil_check(cursor->insert(cursor)); + if (id == 0) { + testutil_check( + cursor->get_key(cursor, &opts->max_inserted_id)); + if (opts->max_inserted_id >= opts->nrecords) + opts->running = false; + } + } + + return (NULL); +} + +/* + * Append into a row store table. + */ +void * +thread_insert_append(void *arg) +{ + TEST_OPTS *opts; + WT_CONNECTION *conn; + WT_CURSOR *cursor; + WT_SESSION *session; + uint64_t i; + char kbuf[64]; + + opts = (TEST_OPTS *)arg; + conn = opts->conn; + + testutil_check(conn->open_session(conn, NULL, NULL, &session)); + testutil_check(session->open_cursor( + session, opts->uri, NULL, NULL, &cursor)); + + for (i = 0; i < opts->nrecords; ++i) { + snprintf(kbuf, sizeof(kbuf), "%010d KEY------", (int)i); + cursor->set_key(cursor, kbuf); + cursor->set_value(cursor, "========== VALUE ======="); + testutil_check(cursor->insert(cursor)); + if (i % 100000 == 0) { + printf("insert: %" PRIu64 "\r", i); + fflush(stdout); + } + } + printf("\n"); + + opts->running = false; + + return (NULL); +} + +/* + * Repeatedly walk backwards through the records in a table. + */ +void * +thread_prev(void *arg) +{ + TEST_OPTS *opts; + WT_CURSOR *cursor; + WT_SESSION *session; + int ret; + + opts = (TEST_OPTS *)arg; + ret = 0; + + testutil_check( + opts->conn->open_session(opts->conn, NULL, NULL, &session)); + testutil_check( + session->open_cursor(session, opts->uri, NULL, NULL, &cursor)); + while (opts->running) { + while (opts->running && (ret = cursor->prev(cursor)) == 0) + ; + if (ret == WT_NOTFOUND) + ret = 0; + testutil_check(ret); + } + + testutil_check(session->close(session, NULL)); + return (NULL); +} |