R内存管理/不能分配大小为2.4 Gb的向量

Question

由于跟随错误

，我无法运行该命令

t2 <- interpGrid(tasmax, new.coordinates = list(x = 9.2, y = 50.7), method=c("nearest"))

NOTE: argument 'bilin.method' ignored for nearest neighbour interpolation

Error: cannot allocate vector of size 2.4 Gb

虽然看起来有足够的内存可用，但此命令仍未处理。

>  memory.limit()

[1] 8138

> memory.size()

[1] 7515.31

> memory.profile()

           NULL      symbol    pairlist     closure environment     promise 

              1       19456     1209338       24939        4373       14778 

       language     special     builtin        char     logical     integer

         368282          45         675       44372       39378      169595 

         double     complex   character         ...         any        list 

      30181          45      352790           0           0       84343 

 expression    bytecode externalptr     weakref         raw          S4 

          1       73101        3867         975         976        4357 
> gc()

            used   (Mb) gc trigger   (Mb)   max used   (Mb)

Ncells   2445874  130.7    3886542  207.6    3427423  183.1

Vcells 322961407 2464.0  885780355 6758.0 1042526251 7953.9