From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Palethorpe Date: Tue, 31 Aug 2021 13:35:09 +0100 Subject: [LTP] [PATCH 1/1] lib/tests: Remove tst_fuzzy_sync02 In-Reply-To: <20210831121250.17557-1-pvorel@suse.cz> References: <20210831121250.17557-1-pvorel@suse.cz> Message-ID: <875yvllrlu.fsf@suse.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ltp@lists.linux.it Hello Petr, Petr Vorel writes: > tst_fuzzy_sync02 is not stable enough [1]: > > ../../include/tst_fuzzy_sync.h:346: TINFO: loop = 10001, delay_bias = 3960 > ../../include/tst_fuzzy_sync.h:335: TINFO: start_a - start_b: { avg = -8859ns, avg_dev = 66ns, dev_ratio = 0.01 } > ../../include/tst_fuzzy_sync.h:335: TINFO: end_a - start_a : { avg = 17160ns, avg_dev = 85ns, dev_ratio = 0.00 } > ../../include/tst_fuzzy_sync.h:335: TINFO: end_b - start_b : { avg = 18474ns, avg_dev = 55ns, dev_ratio = 0.00 } > ../../include/tst_fuzzy_sync.h:335: TINFO: end_a - end_b : { avg = -10173ns, avg_dev = 124ns, dev_ratio = 0.01 } > ../../include/tst_fuzzy_sync.h:335: TINFO: spins : { avg = 2751 , avg_dev = 31 , dev_ratio = 0.01 } > ../../include/tst_fuzzy_sync.h:685: TINFO: Exceeded execution loops, requesting exit > tst_fuzzy_sync02.c:169: TFAIL: 2| =:48 > ... > runtest TINFO: === C TEST RESULTS === > ... > runtest TINFO: 1x TFAIL: tst_fuzzy_sync02 > > Both tst_fuzzy_sync0{1,2} occasionally fails (restart helps). But > tst_fuzzy_sync03 is stable thus we have at least smoke test for fuzzy > sync. Yes, there is probably some work to do on the algorithm itself. At least to make it stable in this kind of environment. Reviewed-by: Richard Palethorpe -- Thank you, Richard.