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Backblaze 发布 2026Q1 硬盘报告：分析 341263 块，年化故障率为 1.24%
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来源：IT之家
Backblaze发布2026年Q1硬盘统计报告，分析341263块硬盘，年化故障率1.24%，生命周期故障率1.39%。报告列出各型号硬盘故障率，并指出本季度无新增硬盘型号。
IT之家 7 月 11 日消息，Backblaze 发布 2026 年第 1 季度硬盘统计报告，分析 341263 块硬盘，本季度年化故障率为 1.24%，生命周期故障率为 1.39%。
IT之家注：年化故障率是指将一定统计周期内的硬盘故障情况折算为全年故障比例，便于不同季度或不同型号横向比较。
年化故障率报告：
| MFG | 型号 | 规格 (TB) | 磁盘数量 | Avg. Age (Months) | Drive Days | 磁盘故障 | AFR (%) |
| Seagate | ST14000NM0138 | 14 | 1,251 | 62.6 | 111,709 | 15 | 4.9 |
| Seagate | ST10000NM0086 | 10 | 981 | 98.3 | 86,667 | 11 | 4.63 |
| Seagate | ST12000NM0007 | 12 | 983 | 75.8 | 87,389 | 11 | 4.59 |
| HGST | HUH721212ALN604 | 12 | 9,780 | 80.9 | 870,252 | 95 | 3.98 |
| Seagate | ST16000NM000J | 16 | 129 | 17 | 10,117 | 1 | 3.61 |
| Seagate | ST24000NM002H | 24 | 9,605 | 9.3 | 820,090 | 74 | 3.29 |
| WDC | WUH721816ALE6L0 | 16 | 2,994 | 50.4 | 267,868 | 24 | 3.27 |
| Seagate | ST12000NM0008 | 12 | 18,650 | 70.7 | 1,664,558 | 129 | 2.83 |
| HGST | HUH721212ALE604 | 12 | 13,277 | 56.5 | 1,183,774 | 86 | 2.65 |
| Toshiba | MG08ACA16TEY | 16 | 4,885 | 50.5 | 435,063 | 26 | 2.18 |
| Toshiba | MG07ACA14TEY | 14 | 996 | 39.8 | 88,602 | 5 | 2.06 |
| Seagate | ST8000NM000A | 8 | 247 | 37.9 | 21,552 | 1 | 1.69 |
| Seagate | ST8000DM002 | 8 | 8,910 | 112.3 | 639,473 | 25 | 1.43 |
| Toshiba | MG08ACA16TE | 16 | 6,264 | 48.9 | 553,878 | 21 | 1.38 |
| HGST | HUH721212ALE600 | 12 | 2,608 | 75.4 | 234,350 | 8 | 1.25 |
| Seagate | ST8000NM0055 | 8 | 13,232 | 101.5 | 1,176,619 | 39 | 1.21 |
| Toshiba | MG08ACA16TA | 16 | 40,036 | 30.7 | 3,548,250 | 102 | 1.05 |
| Toshiba | MG07ACA14TA | 14 | 37,263 | 64.1 | 3,343,724 | 94 | 1.03 |
| Seagate | ST12000NM001G | 12 | 13,216 | 60.7 | 1,185,545 | 33 | 1.02 |
| Toshiba | MG09ACA16TE | 16 | 506 | 6.6 | 36,988 | 1 | 0.99 |
| Seagate | ST14000NM000J | 14 | 433 | 16.2 | 37,258 | 1 | 0.98 |
| WDC | WUH721816ALE6L4 | 16 | 26,801 | 34.6 | 2,402,732 | 64 | 0.97 |
| Toshiba | MG10ACA20TE | 20 | 20,451 | 11.6 | 1,665,263 | 42 | 0.92 |
| Seagate | ST14000NM001G | 14 | 10,519 | 60.3 | 944,400 | 21 | 0.81 |
| WDC | WUH722626ALE6L4 | 26 | 3,604 | 2.5 | 182,471 | 4 | 0.8 |
| Seagate | ST16000NM001G | 16 | 34,729 | 41.2 | 3,098,105 | 44 | 0.52 |
| WDC | WUH722222ALE6L4 | 22 | 45,638 | 16.1 | 3,992,942 | 42 | 0.38 |
| Seagate | ST12000NM000J | 12 | 1,087 | 19 | 96,887 | 1 | 0.38 |
| WDC | WUH721414ALE6L4 | 14 | 8,640 | 61.3 | 776,557 | 7 | 0.33 |
| Toshiba | MG11ACA24TE | 24 | 7,203 | 4 | 495,387 | 3 | 0.22 |
| Seagate | ST16000NM002J | 16 | 466 | 38.8 | 41,931 | 0 | 0 |
| HGST | HUH728080ALE600 | 8 | 1,026 | 93 | 86,921 | 0 | 0 |
| HGST | HMS5C4040BLE640 | 4 | 186 | 106.1 | 15,858 | 0 | 0 |
| Totals | 30,203,180 | 1030 | 1.24 |
而生命周期故障率指硬盘型号从投入使用以来，在更长时间窗口内累计统计出的故障率，不局限于单一季度。该指标适合观察同型号硬盘长期稳定性，常用于企业采购、容量规划和设备替换决策中的历史表现参考。
生命周期故障率报告：
| MFG | 型号 | 规格 (TB) | 磁盘数量 | Avg. Age (Months) | Drive Days | 磁盘故障率 | AFR (%) |
| HGST | HMS5C4040BLE640 | 4 | 186 | 106.1 | 15,858 | 0 | 0 |
| HGST | HUH728080ALE600 | 8 | 1,026 | 93 | 86,921 | 0 | 0 |
| HGST | HUH721212ALE600 | 12 | 2,608 | 75.4 | 234,350 | 8 | 1.25 |
| HGST | HUH721212ALE604 | 12 | 13,277 | 56.5 | 1,183,774 | 86 | 2.65 |
| HGST | HUH721212ALN604 | 12 | 9,780 | 80.9 | 870,252 | 95 | 3.98 |
| Seagate | ST8000DM002 | 8 | 8,910 | 112.3 | 639,473 | 25 | 1.43 |
| Seagate | ST8000NM000A | 8 | 247 | 37.9 | 21,552 | 1 | 1.69 |
| Seagate | ST8000NM0055 | 8 | 13,232 | 101.5 | 1,176,619 | 39 | 1.21 |
| Seagate | ST10000NM0086 | 10 | 981 | 98.3 | 86,667 | 11 | 4.63 |
| Seagate | ST12000NM0007 | 12 | 983 | 75.8 | 87,389 | 11 | 4.59 |
| Seagate | ST12000NM0008 | 12 | 18,650 | 70.7 | 1,664,558 | 129 | 2.83 |
| Seagate | ST12000NM000J | 12 | 1,087 | 19 | 96,887 | 1 | 0.38 |
| Seagate | ST12000NM001G | 12 | 13,216 | 60.7 | 1,185,545 | 33 | 1.02 |
| Seagate | ST14000NM000J | 14 | 433 | 16.2 | 37,258 | 1 | 0.98 |
| Seagate | ST14000NM001G | 14 | 10,519 | 60.3 | 944,400 | 21 | 0.81 |
| Seagate | ST14000NM0138 | 14 | 1,251 | 62.6 | 111,709 | 15 | 4.9 |
| Seagate | ST16000NM000J | 16 | 129 | 17 | 10,117 | 1 | 3.61 |
| Seagate | ST16000NM001G | 16 | 34,729 | 41.2 | 3,098,105 | 44 | 0.52 |
| Seagate | ST16000NM002J | 16 | 466 | 38.8 | 41,931 | 0 | 0 |
| Seagate | ST24000NM002H | 24 | 9,605 | 9.3 | 820,090 | 74 | 3.29 |
| Toshiba | MG07ACA14TA | 14 | 37,263 | 64.1 | 3,343,724 | 94 | 1.03 |
| Toshiba | MG07ACA14TEY | 14 | 996 | 39.8 | 88,602 | 5 | 2.06 |
| Toshiba | MG08ACA16TA | 16 | 40,036 | 30.7 | 3,548,250 | 102 | 1.05 |
| Toshiba | MG08ACA16TE | 16 | 6,264 | 48.9 | 553,878 | 21 | 1.38 |
| Toshiba | MG08ACA16TEY | 16 | 4,885 | 50.5 | 435,063 | 26 | 2.18 |
| Toshiba | MG09ACA16TE | 16 | 506 | 6.6 | 36,988 | 1 | 0.99 |
| Toshiba | MG10ACA20TE | 20 | 20,451 | 11.6 | 1,665,263 | 42 | 0.92 |
| Toshiba | MG11ACA24TE | 24 | 7,203 | 4 | 495,387 | 3 | 0.22 |
| WDC | WUH721414ALE6L4 | 14 | 8,640 | 61.3 | 776,557 | 7 | 0.33 |
| WDC | WUH721816ALE6L0 | 16 | 2,994 | 50.4 | 267,868 | 24 | 3.27 |
| WDC | WUH721816ALE6L4 | 16 | 26,801 | 34.6 | 2,402,732 | 64 | 0.97 |
| WDC | WUH722222ALE6L4 | 22 | 45,638 | 16.1 | 3,992,942 | 42 | 0.38 |
| WDC | WUH722626ALE6L4 | 26 | 3,604 | 2.5 | 182,471 | 4 | 0.8 |
| Totals | 30,203,180 | 1030 | 1.24 |
本次统计报告截至 2026 年 3 月 31 日，其监控硬盘 345662 块，其中剔除 3907 块启动盘和 492 块不符合条件的硬盘后，纳入分析的硬盘为 341263 块。
Backblaze 称，本季度没有新增硬盘型号。在最近 8 个季度中，出现新硬盘型号的季度共有 6 个。公司上一季度部署 10220 块硬盘，其中 9404 块容量超过 20TB。
2026 年第 1 季度零故障的型号有以下三款：
HGST 的 HMS5C4040BLE640（4TB）
HGST 的 HUH728080ALE600（8TB）
希捷的 ST16000NM002J（16TB）
参考
Backblaze Drive Stats for Q1 2026
