Event Time: 1665177797.963761 Date: 2022-10-07 21:23:17.970284 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:23:17 up 3:21, 1 user, load average: 3.16, 1.89, 0.76 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00333908 s, 30.7 MB/s Event Time: 1665177857.963979 Date: 2022-10-07 21:24:17.965998 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:24:17 up 3:22, 1 user, load average: 13.81, 5.19, 1.97 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.226726 s, 452 kB/s Event Time: 1665177917.964001 Date: 2022-10-07 21:25:17.964638 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:25:17 up 3:23, 1 user, load average: 11.54, 6.30, 2.57 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.251744 s, 407 kB/s Event Time: 1665177977.965272 Date: 2022-10-07 21:26:17.965850 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:26:17 up 3:24, 1 user, load average: 9.59, 6.69, 2.94 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.254969 s, 402 kB/s Event Time: 1665178037.966984 Date: 2022-10-07 21:27:17.967675 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:27:18 up 3:25, 1 user, load average: 5.70, 6.08, 2.96 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.014051 s, 7.3 MB/s Event Time: 1665178097.966380 Date: 2022-10-07 21:28:17.967137 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:28:18 up 3:26, 1 user, load average: 25.80, 11.61, 5.05 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0400085 s, 2.6 MB/s Event Time: 1665178157.965527 Date: 2022-10-07 21:29:17.966160 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:29:17 up 3:27, 1 user, load average: 22.25, 13.78, 6.24 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.113743 s, 900 kB/s Event Time: 1665178230.612056 Date: 2022-10-07 21:30:30.612598 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:30:30 up 3:28, 1 user, load average: 9.71, 11.88, 6.13 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00246813 s, 41.5 MB/s Event Time: 1665178287.602787 Date: 2022-10-07 21:31:27.603430 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:31:27 up 3:29, 1 user, load average: 18.17, 14.03, 7.24 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0264908 s, 3.9 MB/s Event Time: 1665178337.968688 Date: 2022-10-07 21:32:17.969469 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:32:17 up 3:30, 1 user, load average: 12.70, 13.04, 7.25 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0376207 s, 2.7 MB/s Event Time: 1665178397.966832 Date: 2022-10-07 21:33:17.967509 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:33:18 up 3:31, 1 user, load average: 71.25, 27.35, 12.41 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0155617 s, 6.6 MB/s Event Time: 1665178457.966840 Date: 2022-10-07 21:34:17.967531 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:34:18 up 3:32, 1 user, load average: 282.79, 95.81, 36.87 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0661907 s, 1.5 MB/s Event Time: 1665178517.966782 Date: 2022-10-07 21:35:17.967465 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:35:18 up 3:33, 1 user, load average: 376.18, 156.75, 61.51 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0342556 s, 3.0 MB/s Event Time: 1665178577.967017 Date: 2022-10-07 21:36:17.967727 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:36:18 up 3:34, 1 user, load average: 271.00, 172.43, 73.22 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0369132 s, 2.8 MB/s Event Time: 1665178637.966772 Date: 2022-10-07 21:37:17.967456 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:37:18 up 3:35, 1 user, load average: 184.11, 164.99, 76.85 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0174317 s, 5.9 MB/s Event Time: 1665178697.966843 Date: 2022-10-07 21:38:17.967533 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:38:18 up 3:36, 1 user, load average: 170.61, 164.91, 82.36 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.094016 s, 1.1 MB/s Event Time: 1665178758.563910 Date: 2022-10-07 21:39:18.564633 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:39:18 up 3:37, 1 user, load average: 141.08, 157.90, 85.15 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0515617 s, 2.0 MB/s Event Time: 1665178817.967377 Date: 2022-10-07 21:40:17.968065 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:40:18 up 3:38, 1 user, load average: 121.34, 150.45, 87.22 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0271229 s, 3.8 MB/s Event Time: 1665178877.966830 Date: 2022-10-07 21:41:17.967521 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:41:17 up 3:39, 1 user, load average: 91.35, 137.05, 86.59 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0526342 s, 1.9 MB/s Event Time: 1665178937.966908 Date: 2022-10-07 21:42:17.967619 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:42:18 up 3:40, 1 user, load average: 79.30, 125.00, 85.58 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0270259 s, 3.8 MB/s Event Time: 1665178997.966301 Date: 2022-10-07 21:43:17.967027 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:43:17 up 3:41, 1 user, load average: 80.81, 117.31, 85.41 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0313068 s, 3.3 MB/s Event Time: 1665179057.966267 Date: 2022-10-07 21:44:17.967018 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:44:18 up 3:42, 1 user, load average: 95.00, 113.96, 86.20 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0205288 s, 5.0 MB/s Event Time: 1665179117.966779 Date: 2022-10-07 21:45:17.967501 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:45:18 up 3:43, 1 user, load average: 89.18, 108.25, 85.94 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0140181 s, 7.3 MB/s Event Time: 1665179177.966849 Date: 2022-10-07 21:46:17.967553 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:46:18 up 3:44, 1 user, load average: 78.89, 101.68, 85.07 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0351138 s, 2.9 MB/s Event Time: 1665179237.966917 Date: 2022-10-07 21:47:17.967557 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:47:18 up 3:45, 1 user, load average: 87.18, 100.22, 85.62 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0238025 s, 4.3 MB/s Event Time: 1665179297.966901 Date: 2022-10-07 21:48:17.967568 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:48:18 up 3:46, 1 user, load average: 75.37, 94.67, 84.64 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0374077 s, 2.7 MB/s Event Time: 1665179357.966891 Date: 2022-10-07 21:49:17.967637 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:49:18 up 3:47, 1 user, load average: 81.53, 93.05, 84.71 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0282821 s, 3.6 MB/s Event Time: 1665179417.966928 Date: 2022-10-07 21:50:17.967577 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:50:17 up 3:48, 1 user, load average: 57.56, 84.18, 82.19 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0123246 s, 8.3 MB/s Event Time: 1665179477.967066 Date: 2022-10-07 21:51:17.967717 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:51:18 up 3:49, 1 user, load average: 69.85, 82.50, 81.72 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0182485 s, 5.6 MB/s Event Time: 1665179537.966962 Date: 2022-10-07 21:52:17.967615 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:52:18 up 3:50, 1 user, load average: 62.02, 78.00, 80.23 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0037851 s, 27.1 MB/s Event Time: 1665179598.119408 Date: 2022-10-07 21:53:18.120102 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:53:18 up 3:51, 1 user, load average: 58.20, 74.01, 78.72 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0218372 s, 4.7 MB/s Event Time: 1665179657.966922 Date: 2022-10-07 21:54:17.967635 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:54:18 up 3:52, 1 user, load average: 68.14, 74.39, 78.58 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0171948 s, 6.0 MB/s Event Time: 1665179717.966320 Date: 2022-10-07 21:55:17.967066 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:55:17 up 3:53, 1 user, load average: 74.32, 75.52, 78.73 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0279992 s, 3.7 MB/s Event Time: 1665179777.966229 Date: 2022-10-07 21:56:17.967011 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:56:18 up 3:54, 1 user, load average: 58.36, 70.99, 76.99 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00661063 s, 15.5 MB/s Event Time: 1665179837.966461 Date: 2022-10-07 21:57:17.967305 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:57:18 up 3:55, 1 user, load average: 50.54, 66.43, 75.04 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0161224 s, 6.4 MB/s Event Time: 1665179897.966292 Date: 2022-10-07 21:58:17.967058 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:58:17 up 3:56, 1 user, load average: 58.16, 65.63, 74.22 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0190333 s, 5.4 MB/s Event Time: 1665179957.966241 Date: 2022-10-07 21:59:17.967107 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 21:59:18 up 3:57, 1 user, load average: 53.39, 62.75, 72.68 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00776753 s, 13.2 MB/s Event Time: 1665180017.966665 Date: 2022-10-07 22:00:17.967381 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:00:18 up 3:58, 1 user, load average: 59.77, 62.80, 72.07 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0279636 s, 3.7 MB/s Event Time: 1665180077.966295 Date: 2022-10-07 22:01:17.966990 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:01:18 up 3:59, 1 user, load average: 74.02, 66.53, 72.77 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0186906 s, 5.5 MB/s Event Time: 1665180137.966980 Date: 2022-10-07 22:02:17.967787 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:02:18 up 4:00, 1 user, load average: 54.95, 61.83, 70.74 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0104993 s, 9.8 MB/s Event Time: 1665180197.967434 Date: 2022-10-07 22:03:17.968185 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:03:18 up 4:01, 1 user, load average: 51.36, 59.94, 69.55 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.137716 s, 744 kB/s Event Time: 1665180257.966100 Date: 2022-10-07 22:04:17.966941 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:04:18 up 4:02, 1 user, load average: 52.36, 58.68, 68.52 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.051498 s, 2.0 MB/s Event Time: 1665180317.966184 Date: 2022-10-07 22:05:17.967093 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:05:18 up 4:03, 1 user, load average: 55.75, 58.37, 67.79 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0705672 s, 1.5 MB/s Event Time: 1665180377.966066 Date: 2022-10-07 22:06:17.966881 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:06:18 up 4:04, 1 user, load average: 59.22, 58.84, 67.35 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00919297 s, 11.1 MB/s Event Time: 1665180437.966115 Date: 2022-10-07 22:07:17.966960 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:07:18 up 4:05, 1 user, load average: 53.23, 57.21, 66.26 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00420794 s, 24.3 MB/s Event Time: 1665180497.966558 Date: 2022-10-07 22:08:17.967279 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:08:18 up 4:06, 1 user, load average: 58.65, 57.52, 65.77 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00912654 s, 11.2 MB/s Event Time: 1665180557.966705 Date: 2022-10-07 22:09:17.967362 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:09:18 up 4:07, 1 user, load average: 57.00, 57.09, 65.10 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00855678 s, 12.0 MB/s Event Time: 1665180617.966118 Date: 2022-10-07 22:10:17.966932 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:10:18 up 4:08, 1 user, load average: 52.43, 55.68, 64.11 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0064387 s, 15.9 MB/s Event Time: 1665180677.966118 Date: 2022-10-07 22:11:17.966942 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:11:17 up 4:09, 1 user, load average: 55.61, 55.80, 63.61 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00749737 s, 13.7 MB/s Event Time: 1665180737.966092 Date: 2022-10-07 22:12:17.966977 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:12:17 up 4:10, 1 user, load average: 55.14, 55.60, 63.05 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0317615 s, 3.2 MB/s Event Time: 1665180797.965908 Date: 2022-10-07 22:13:17.966713 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:13:17 up 4:11, 1 user, load average: 51.89, 55.20, 62.48 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0080765 s, 12.7 MB/s Event Time: 1665180857.966108 Date: 2022-10-07 22:14:17.966889 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:14:17 up 4:12, 1 user, load average: 50.90, 54.67, 61.86 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00553546 s, 18.5 MB/s Event Time: 1665180917.968124 Date: 2022-10-07 22:15:17.968935 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:15:18 up 4:13, 1 user, load average: 58.32, 56.01, 61.86 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00530194 s, 19.3 MB/s Event Time: 1665180977.966234 Date: 2022-10-07 22:16:17.967091 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:16:18 up 4:14, 1 user, load average: 49.47, 53.85, 60.78 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00363888 s, 28.1 MB/s Event Time: 1665181037.966306 Date: 2022-10-07 22:17:17.967168 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:17:17 up 4:15, 1 user, load average: 57.16, 55.38, 60.88 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.00364168 s, 28.1 MB/s Event Time: 1665181097.969797 Date: 2022-10-07 22:18:17.970759 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:18:17 up 4:16, 1 user, load average: 55.94, 55.09, 60.42 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.0479787 s, 2.1 MB/s Event Time: 1665181157.966133 Date: 2022-10-07 22:19:17.966957 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:19:17 up 4:17, 1 user, load average: 59.41, 56.62, 60.62 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.176687 s, 580 kB/s Event Time: 1665181217.966028 Date: 2022-10-07 22:20:17.967082 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:20:18 up 4:18, 1 user, load average: 56.58, 55.75, 60.04 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.019195 s, 5.3 MB/s Event Time: 1665181277.966181 Date: 2022-10-07 22:21:17.967007 Host Stats: Collecting data at 60 second intervals. oe-time-dd-test.sh -c 100 -t 15 22:21:18 up 4:19, 1 user, load average: 51.93, 54.41, 59.30 Timeout used: 15 100+0 records in 100+0 records out 102400 bytes (102 kB, 100 KiB) copied, 0.025845 s, 4.0 MB/s