Re: [PATCH 1/2] zram: free meta out of init_lock
From: Sergey Senozhatsky
Date: Wed Jan 28 2015 - 01:11:05 EST
On (01/28/15 15:08), Sergey Senozhatsky wrote:
> hm... no, it's 100% stable
sorry, should be "it's NOT 100% stable".
-ss
> ./iozone -t 3 -R -r 16K -s 60M -I +Z
>
> test base srcu
>
> " Initial write " 1274320.94 1251996.78
> " Rewrite " 1965783.94 1994964.06
> " Read " 4994070.75 4785895.88
> " Re-read " 5134244.62 5010810.50
> " Reverse Read " 4098531.38 4049988.38
> " Stride read " 4577775.75 4263884.50
> " Random read " 4131315.75 4636718.38
> " Mixed workload " 3675635.25 3854783.06
> " Random write " 1832045.12 1863511.31
> " Pwrite " 1238366.59 1258660.47
> " Pread " 2475710.28 2404201.75
> " Fwrite " 2410579.94 2396443.25
> " Fread " 7723248.00 7127479.75
>
> " Initial write " 1325167.41 1321517.41
> " Rewrite " 2044098.62 2161141.06
> " Read " 5267661.12 6203909.25
> " Re-read " 5458601.62 5773477.12
> " Reverse Read " 5001896.25 5103856.12
> " Stride read " 4858877.62 5003335.25
> " Random read " 4620529.88 4685374.62
> " Mixed workload " 3868978.19 3939195.31
> " Random write " 2037816.75 1949729.56
> " Pwrite " 1298255.91 1323038.47
> " Pread " 2688768.09 2957903.06
> " Fwrite " 2482632.44 2351247.50
> " Fread " 7905214.75 7500859.75
>
> " Initial write " 1334890.88 1332275.59
> " Rewrite " 2061126.00 2152643.69
> " Read " 5749209.88 5652791.62
> " Re-read " 5845869.00 6261777.25
> " Reverse Read " 4681375.12 4875618.50
> " Stride read " 4760689.75 5242670.00
> " Random read " 5112395.75 4650536.62
> " Mixed workload " 4129292.06 4075847.88
> " Random write " 2067824.19 2022719.88
> " Pwrite " 1328648.88 1334709.97
> " Pread " 2607281.94 2581113.12
> " Fwrite " 2404771.38 2348427.62
> " Fread " 7903982.75 7486812.50
>
> -ss
>
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