Drive Information

Device Path
/dev/nvme1n1
Type
NVMe
Model
KCD6XLUL1T92
Serial Number
12R0A010T7E8
Firmware
8003
Interface
NVMe
Capacity
1788.5 GB
Status
Healthy
Last Tested
2025-12-06T04:17:51.687705
Performance Summary
Test Type Latest Worst Best Average Tests
seq_read 3438.0 MB/s 3390.0 MB/s 3475.0 MB/s 3448.2 MB/s 121
seq_write 1164.0 MB/s 1151.0 MB/s 1172.0 MB/s 1164.3 MB/s 121
dd_write 864.0 MB/s 856.3 MB/s 879.3 MB/s 868.0 MB/s 121
rand_read 157.0 MB/s 157.0 MB/s 159.0 MB/s 157.9 MB/s 121
rand_write 867.0 MB/s 867.0 MB/s 881.0 MB/s 873.4 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
2025-12-06T04:17:51.681677 dd_write 864.0 MB/s - - ms 1M -s OK
2025-12-06T04:17:51.674842 rand_write 867.0 MB/s 222000.0 2573.11 ms 4k 60s OK
2025-12-06T04:17:51.666553 rand_read 157.0 MB/s 40300.0 1928.62 ms 4k 60s OK
2025-12-06T04:17:51.473338 seq_write 1164.0 MB/s 1164.0 42.28 ms 1M 60s OK
2025-12-06T04:17:51.420553 seq_read 3438.0 MB/s 3438.0 44.52 ms 1M 60s OK
2025-12-06T04:02:47.213903 dd_write 869.3 MB/s - - ms 1M -s OK
2025-12-06T04:02:47.205389 rand_write 879.0 MB/s 225000.0 2553.22 ms 4k 30s OK
2025-12-06T04:02:47.198163 rand_read 159.0 MB/s 40600.0 1921.83 ms 4k 30s OK
2025-12-06T04:02:47.190279 seq_write 1161.0 MB/s 1161.0 31.79 ms 1M 30s OK
2025-12-06T04:02:47.182843 seq_read 3459.0 MB/s 3458.0 44.49 ms 1M 30s OK
2025-12-06T03:48:08.479616 dd_write 869.3 MB/s - - ms 1M -s OK
2025-12-06T03:48:08.473460 rand_write 868.0 MB/s 222000.0 2522.53 ms 4k 60s OK
2025-12-06T03:48:08.466858 rand_read 157.0 MB/s 40300.0 1910.75 ms 4k 60s OK
2025-12-06T03:48:08.460483 seq_write 1163.0 MB/s 1162.0 38.89 ms 1M 60s OK
2025-12-06T03:48:08.453935 seq_read 3467.0 MB/s 3467.0 30.66 ms 1M 60s OK
2025-12-06T03:33:20.098911 dd_write 865.0 MB/s - - ms 1M -s OK
2025-12-06T03:33:20.092753 rand_write 874.0 MB/s 224000.0 2514.91 ms 4k 30s OK
2025-12-06T03:33:20.086712 rand_read 158.0 MB/s 40500.0 1914.38 ms 4k 30s OK
2025-12-06T03:33:20.080404 seq_write 1167.0 MB/s 1167.0 39.0 ms 1M 30s OK
2025-12-06T03:33:20.074175 seq_read 3463.0 MB/s 3462.0 42.07 ms 1M 30s OK
2025-12-06T03:18:41.493849 dd_write 866.3 MB/s - - ms 1M -s OK
2025-12-06T03:18:41.487231 rand_write 868.0 MB/s 222000.0 2569.49 ms 4k 60s OK
2025-12-06T03:18:41.480454 rand_read 158.0 MB/s 40300.0 1915.05 ms 4k 60s OK
2025-12-06T03:18:41.473664 seq_write 1165.0 MB/s 1164.0 43.02 ms 1M 60s OK
2025-12-06T03:18:41.467108 seq_read 3454.0 MB/s 3454.0 44.5 ms 1M 60s OK
555 older entries not shown
2025-12-04T23:48:53.979560 dd_write 868.6 MB/s - - ms 1M -s OK
2025-12-04T23:48:53.972914 rand_write 871.0 MB/s 223000.0 2598.81 ms 4k 60s OK
2025-12-04T23:48:53.964345 rand_read 158.0 MB/s 40300.0 1922.78 ms 4k 60s OK
2025-12-04T23:48:53.956885 seq_write 1160.0 MB/s 1159.0 38.51 ms 1M 60s OK
2025-12-04T23:48:53.949579 seq_read 3447.0 MB/s 3447.0 44.47 ms 1M 60s OK
2025-12-04T23:34:05.469038 dd_write 857.3 MB/s - - ms 1M -s OK
2025-12-04T23:34:05.461767 rand_write 879.0 MB/s 225000.0 2553.27 ms 4k 30s OK
2025-12-04T23:34:05.454897 rand_read 159.0 MB/s 40600.0 1906.54 ms 4k 30s OK
2025-12-04T23:34:05.447855 seq_write 1151.0 MB/s 1151.0 36.57 ms 1M 30s OK
2025-12-04T23:34:05.441134 seq_read 3436.0 MB/s 3436.0 31.09 ms 1M 30s OK
2025-12-04T23:19:26.705958 dd_write 863.0 MB/s - - ms 1M -s OK
2025-12-04T23:19:26.699314 rand_write 870.0 MB/s 223000.0 2594.9 ms 4k 60s OK
2025-12-04T23:19:26.693030 rand_read 158.0 MB/s 40300.0 1945.05 ms 4k 60s OK
2025-12-04T23:19:26.686542 seq_write 1171.0 MB/s 1170.0 43.42 ms 1M 60s OK
2025-12-04T23:19:26.679105 seq_read 3469.0 MB/s 3469.0 35.28 ms 1M 60s OK
2025-12-04T23:04:38.171158 dd_write 867.0 MB/s - - ms 1M -s OK
2025-12-04T23:04:38.163717 rand_write 879.0 MB/s 225000.0 2523.82 ms 4k 30s OK
2025-12-04T23:04:38.156585 rand_read 159.0 MB/s 40600.0 1891.09 ms 4k 30s OK
2025-12-04T23:04:38.149540 seq_write 1169.0 MB/s 1169.0 31.28 ms 1M 30s OK
2025-12-04T23:04:38.141748 seq_read 3458.0 MB/s 3458.0 44.4 ms 1M 30s OK
2025-12-04T22:49:59.549671 dd_write 870.0 MB/s - - ms 1M -s OK
2025-12-04T22:49:59.542970 rand_write 870.0 MB/s 223000.0 2589.39 ms 4k 60s OK
2025-12-04T22:49:59.536670 rand_read 158.0 MB/s 40300.0 1934.21 ms 4k 60s OK
2025-12-04T22:49:59.529743 seq_write 1161.0 MB/s 1160.0 29.92 ms 1M 60s OK
2025-12-04T22:49:59.523152 seq_read 3453.0 MB/s 3452.0 44.42 ms 1M 60s OK