Drive Information

Device Path
/dev/nvme1n1
Type
NVMe
Model
KCD6XLUL960G
Serial Number
6280A0AET5M8
Firmware
0106
Interface
NVMe
Capacity
894.2 GB
Status
Healthy
Last Tested
2025-12-06T04:10:57.492989
Performance Summary
Test Type Latest Worst Best Average Tests
rand_read 160.0 MB/s 160.0 MB/s 162.0 MB/s 160.8 MB/s 121
seq_write 1308.0 MB/s 1302.0 MB/s 1313.0 MB/s 1307.9 MB/s 121
seq_read 3536.0 MB/s 3532.0 MB/s 3603.0 MB/s 3577.9 MB/s 121
dd_write 927.3 MB/s 919.6 MB/s 945.0 MB/s 931.6 MB/s 121
rand_write 898.0 MB/s 895.0 MB/s 911.0 MB/s 904.9 MB/s 121
Performance Trends
Sequential Read
Sequential Write
Random Read
Random Write
DD Write (3-run avg)
605 total tests
Timestamp Test Type Speed IOPS Latency Block Size Duration Status
2025-12-06T04:10:57.464738 dd_write 927.3 MB/s - - ms 1M -s OK
2025-12-06T04:10:57.443428 rand_write 898.0 MB/s 230000.0 2339.91 ms 4k 60s OK
2025-12-06T04:10:57.421502 rand_read 160.0 MB/s 41000.0 1950.19 ms 4k 60s OK
2025-12-06T04:10:57.405994 seq_write 1308.0 MB/s 1307.0 42.86 ms 1M 60s OK
2025-12-06T04:10:57.382567 seq_read 3536.0 MB/s 3536.0 44.4 ms 1M 60s OK
2025-12-06T03:55:48.476806 dd_write 939.6 MB/s - - ms 1M -s OK
2025-12-06T03:55:48.470721 rand_write 910.0 MB/s 233000.0 2241.61 ms 4k 30s OK
2025-12-06T03:55:48.464430 rand_read 161.0 MB/s 41300.0 1904.25 ms 4k 30s OK
2025-12-06T03:55:48.458095 seq_write 1311.0 MB/s 1311.0 40.2 ms 1M 30s OK
2025-12-06T03:55:48.451901 seq_read 3586.0 MB/s 3586.0 44.19 ms 1M 30s OK
2025-12-06T03:41:13.687238 dd_write 927.6 MB/s - - ms 1M -s OK
2025-12-06T03:41:13.680622 rand_write 903.0 MB/s 231000.0 2309.13 ms 4k 60s OK
2025-12-06T03:41:13.673344 rand_read 160.0 MB/s 41100.0 1924.62 ms 4k 60s OK
2025-12-06T03:41:13.638049 seq_write 1310.0 MB/s 1310.0 42.93 ms 1M 60s OK
2025-12-06T03:41:13.630552 seq_read 3574.0 MB/s 3574.0 31.13 ms 1M 60s OK
2025-12-06T03:26:28.893328 dd_write 928.0 MB/s - - ms 1M -s OK
2025-12-06T03:26:28.887201 rand_write 911.0 MB/s 233000.0 2246.22 ms 4k 30s OK
2025-12-06T03:26:28.877848 rand_read 162.0 MB/s 41400.0 1914.78 ms 4k 30s OK
2025-12-06T03:26:28.871763 seq_write 1308.0 MB/s 1308.0 42.82 ms 1M 30s OK
2025-12-06T03:26:28.864906 seq_read 3584.0 MB/s 3583.0 44.38 ms 1M 30s OK
2025-12-06T03:11:54.158148 dd_write 938.0 MB/s - - ms 1M -s OK
2025-12-06T03:11:54.151314 rand_write 904.0 MB/s 231000.0 2336.57 ms 4k 60s OK
2025-12-06T03:11:54.144704 rand_read 161.0 MB/s 41100.0 1935.5 ms 4k 60s OK
2025-12-06T03:11:54.138295 seq_write 1307.0 MB/s 1307.0 36.96 ms 1M 60s OK
2025-12-06T03:11:54.131407 seq_read 3580.0 MB/s 3580.0 44.42 ms 1M 60s OK
555 older entries not shown
2025-12-04T23:49:27.308830 dd_write 933.3 MB/s - - ms 1M -s OK
2025-12-04T23:49:27.302381 rand_write 904.0 MB/s 231000.0 2338.42 ms 4k 60s OK
2025-12-04T23:49:27.295949 rand_read 161.0 MB/s 41100.0 1921.47 ms 4k 60s OK
2025-12-04T23:49:27.289290 seq_write 1305.0 MB/s 1304.0 43.13 ms 1M 60s OK
2025-12-04T23:49:27.282673 seq_read 3581.0 MB/s 3580.0 44.37 ms 1M 60s OK
2025-12-04T23:34:42.766036 dd_write 930.6 MB/s - - ms 1M -s OK
2025-12-04T23:34:42.758318 rand_write 911.0 MB/s 233000.0 2235.53 ms 4k 30s OK
2025-12-04T23:34:42.751757 rand_read 161.0 MB/s 41300.0 1916.67 ms 4k 30s OK
2025-12-04T23:34:42.745202 seq_write 1309.0 MB/s 1308.0 37.02 ms 1M 30s OK
2025-12-04T23:34:42.738547 seq_read 3589.0 MB/s 3589.0 44.36 ms 1M 30s OK
2025-12-04T23:20:08.092857 dd_write 933.6 MB/s - - ms 1M -s OK
2025-12-04T23:20:08.086166 rand_write 904.0 MB/s 231000.0 2349.1 ms 4k 60s OK
2025-12-04T23:20:08.079196 rand_read 161.0 MB/s 41100.0 1943.25 ms 4k 60s OK
2025-12-04T23:20:08.071875 seq_write 1307.0 MB/s 1307.0 35.37 ms 1M 60s OK
2025-12-04T23:20:08.064754 seq_read 3569.0 MB/s 3569.0 44.39 ms 1M 60s OK
2025-12-04T23:05:23.419341 dd_write 929.3 MB/s - - ms 1M -s OK
2025-12-04T23:05:23.412965 rand_write 911.0 MB/s 233000.0 2270.16 ms 4k 30s OK
2025-12-04T23:05:23.406725 rand_read 161.0 MB/s 41200.0 1932.89 ms 4k 30s OK
2025-12-04T23:05:23.400655 seq_write 1303.0 MB/s 1303.0 30.15 ms 1M 30s OK
2025-12-04T23:05:23.394067 seq_read 3567.0 MB/s 3567.0 42.34 ms 1M 30s OK
2025-12-04T22:50:48.456743 dd_write 931.6 MB/s - - ms 1M -s OK
2025-12-04T22:50:48.450286 rand_write 901.0 MB/s 231000.0 2354.56 ms 4k 60s OK
2025-12-04T22:50:48.444185 rand_read 160.0 MB/s 41100.0 1941.91 ms 4k 60s OK
2025-12-04T22:50:48.437801 seq_write 1304.0 MB/s 1304.0 31.29 ms 1M 60s OK
2025-12-04T22:50:48.431675 seq_read 3579.0 MB/s 3578.0 44.39 ms 1M 60s OK