Raws li cov txheej txheem nrov SNIA Khoom Lub Xeev Cia Kev Ntsuas Kev Ntsuas Ntsuas v2.0.1Txawm li cas los xij, cov neeg sim tau hloov kho rau nws kom cov khoom txav ze rau kev siv tiag tiag ntawm kev lag luam SSDs hauv 2019. Hauv kev piav qhia ntawm txhua qhov kev xeem, peb yuav nco ntsoov tias qhov hloov pauv li cas thiab vim li cas.
Input/Output Operations Test (IOPS)
Qhov kev ntsuas no ntsuas IOPS rau qhov sib txawv ntawm qhov ntau thiab tsawg (1024 KB, 128 KB, 64 KB, 32 KB, 16 KB, 8 KB, 4 KB, 0,5 KB) thiab random nkag nrog sib txawv nyeem / nyeem ntawv. , 100/0, 95/5, 65/35, 50/50, 35/65, 5/95). Cov kws paub txog Truesystems tau siv cov kev ntsuas hauv qab no: 0 threads nrog qhov sib sib zog nqus ntawm 100. Tib lub sijhawm, 16 KB block (8 bytes) tsis tau khiav txhua, vim nws qhov loj me dhau los ua qhov hnyav hnyav.
Kingston DC500R hauv IOPS xeem
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Kingston DC500M hauv IOPS xeem
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Qhov kev xeem IOPS tsis txhais tau tias ncav cuag hom saturation, yog li nws yooj yim heev kom dhau. Ob lub drives ua tau zoo heev, ua raws li lub Hoobkas qhia tshwj xeeb. Cov kev xeem xeem tau ua tau zoo heev hauv kev sau ntawv hauv 4 KB blocks: 70 thiab 88 txhiab IOPS. Qhov no yog qhov zoo, tshwj xeeb tshaj yog rau kev nyeem ntawv Kingston DC500R. Raws li rau kev nyeem ntawv lawv tus kheej, cov SSD tsav no tsis tsuas yog tshaj lawv lub Hoobkas qhov tseem ceeb, tab sis kuj feem ntau mus txog qhov kev ua tau zoo ntawm SATA interface.
Bandwidth Test
Qhov kev xeem no tshuaj xyuas cov kev sib txuas ua ke. Ntawd yog, ob qho tib si SSD tsav tau ua ntu ntu nyeem thiab sau cov haujlwm hauv 1 MB thiab 128 KB blocks. 8 threads nrog ib tug queue qhov tob ntawm 16 ib tug xov.
Kingston DC 500R:
128 KB ua ntu zus nyeem: 539,81 MB/s
128 KB ua ntu zus sau: 416,16 MB/s
1 MB ib ntus nyeem: 539,98 MB/s
1 MB ib ntus sau: 425,18 MB/s
Kingston DC 500M:
128 KB ua ntu zus nyeem: 539,27 MB/s
128 KB ua ntu zus sau: 518,97 MB/s
1 MB ib ntus nyeem: 539,44 MB/s
1 MB ib ntus sau: 518,48 MB/s
Thiab ntawm no peb kuj pom tias qhov kev nyeem ntawv nrawm ntawm SSD tau nce mus txog qhov kev txwv dhau ntawm SATA 3 interface. Feem ntau, Kingston drives tsis pom muaj teeb meem nrog kev nyeem ntawv txuas ntxiv.
Sequential sau qeeb me ntsis, uas yog tshwj xeeb tshaj yog tshwm sim nyob rau hauv Kingston DC500R, uas belongs rau cov nyeem intensive chav kawm ntawv, uas yog, nws yog tsim los rau intensive kev nyeem ntawv. Yog li ntawd, Kingston DC500R nyob rau hauv qhov no ntawm qhov kev xeem ua qhov tseem ceeb txawm tias qis dua tau teev. Tab sis cov kws paub txog Truesystems ntseeg hais tias rau lub tsav uas tsis yog tsim los rau cov loads tag nrho (nco ntsoov tias DC500R muaj peev txheej ntawm 0,5 DWPD), cov 400-ntxiv MB / s tseem tuaj yeem suav tias yog qhov txiaj ntsig zoo.
Kev ntsuas latency
Raws li peb tau sau tseg lawm, qhov no yog qhov kev sim tseem ceeb tshaj plaws rau kev lag luam drives. Tom qab tag nrho, nws tuaj yeem siv los txiav txim seb muaj teeb meem dab tsi tshwm sim thaum lub sij hawm ntev siv SSD tsav txhua hnub. Tus qauv SNIA PTS xeem ntsuas qhov nruab nrab thiab siab tshaj plaws latency rau ntau qhov ntau thiab tsawg block (8 KB, 4 KB, 0,5 KB) thiab nyeem / sau piv (100/0, 65/35, 0/100) ntawm qhov tsawg kawg kab qhov tob (1 xov nrog QD = 1). Txawm li cas los xij, cov neeg kho ntawm Truesystems tau txiav txim siab hloov kho nws kom tau txais txiaj ntsig ntau dua: