SNIA-SDC23-Klein-What-10-Years-Drive-Stats.pdf

1、1|2023 Backblaze Inc.All Rights Reserved.Virtual ConferenceSeptember 28-29,2021What 10 Years of Drive Stats Data Can Tell UsAndy Klein|Backblaze Inc.2|2023 Backblaze,Inc.All Rights Reserved.Andy Klein8 years-Drive Stats Guy25 years-Marketing6 years-Sys Admin8 years DeveloperAgenda The data weve coll

2、ected Hard drive failure rates SSDs:Failure rates and SMART stats A roundup on hard drive stats AI/ML and drive stats3|2023 Backblaze Inc.All Rights Reserved.240,940Active data drives(Psst:256,310 as of 9/1/2023)3 ExabytesActive data storage capacity5 Data Centers-Rancho Cordova,CA-Phoenix,AZ-Amster

3、dam,Netherlands-Stockton,CA(Nautilus)*-Reston,VAAs of 6/30/2023The Hard Drive Environment4|2023 Backblaze Inc.All Rights Reserved.The Nautilus Data CenterWater cooled No A/CClosed loop cooling30%savings in electricNo adverse effect on wildlifeLocated in a DHS protected site(Port of Stockton)5|2023 B

4、ackblaze Inc.All Rights Reserved.The Drive Stats DataCollected and stored since April 2013Use smartmontools package to collect datahttps:/www.smartmontools.org/All drives in operation each day to create a CSV file for each dayAbout 3,600 files,400 million records,17GB of ZIP data,113GB of raw dataTh

5、e data is open Backblaze Inc.All Rights Reserved.Gross Revenue Retention91%Drive Data Collected Each Daydateserial_numbermodelcapacity_bytesfailureSmart_1_normalizedSmart_1_raw3/15/23Z305B2QNST4000DM000400078703001609827663/15/23PL1331LAHG1S4HHGST HMS5C4040ALE6404000787030016010003/15/23ZACH007ST800

6、0NM005580015632220161811390153/15/23ZA130TTWST8000DM00280015632220160831009013/15/23ZA18CEBFST8000NM005580015632220160811405513/15/23PL2331LAH3WYAJHGST HMS5C4040BLE640400078703001601000SMART Stats:Collected using Smartmontools.There are 255 pairs of values per drive.SMART Stat Attributes,e.g.Smart_1