TeX 容量超出，抱歉 [主内存大小=3000000]

Question

我正在尝试使用 pgfplots 绘制负载位移曲线。我收到以下错误消息。“TeX 容量超出，抱歉 [主内存大小=3000000]”

我正在尝试寻找此问题的解决方案。请帮忙。提前致谢。

\documentclass{standalone}

\usepackage{amsmath, amssymb}

\usepackage{pgfplots}
\usepackage{tikz}
\usepackage{lmodern}
\usepackage[T1]{fontenc}
\begin{document}
\begin{tikzpicture}[every mark/.append style={mark size=1pt}]
\begin{axis}[xmin=0, xmax=25, ymin=0, ymax=200, width = 8cm, height = 7cm, xtick align =inside, ytick align =inside, ytick distance=40, xtick distance =5, minor x tick num={1}, minor y tick num={1}, xlabel = True strain, ylabel= {True stress (MPa)}, legend style= {nodes={scale=0.5, transform shape}, legend pos= north east, legend cell align={left}}, y tick label style = {/pgf/number format/.cd,
        use comma,
        1000 sep={}, set decimal separator={.}, fixed,
            fixed zerofill,
            precision=0,
        /tikz/.cd}]
         \addplot[black, sharp plot, mark=none] table [x=a, y=b]{L_D_9C.txt};\addlegendentry{9C};

\end{axis}
\end{tikzpicture}

\end{document}