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On Mon, 06 Dec 2004 21:24:29 -0500, Mark M. Hoffman wrote: > Hello: > > I'm using ccache version 2.4 [1]. I just changed ~/.ccache to a symbolic > link to a directory which is NFS mounted [2]. The kernel source itself is > on a local FS. With the ccache suitably primed, when I do a kernel > compile using 'make -j4' it seems to get stuck for seconds at a time. > When it gets unstuck, it blows through a handful of files and then gets > stuck again. > > When it is stuck, both NFS client and server are almost totally idle. The > network itself has almost no other traffic. It doesn't seem to matter if > I mount NFS w/ udp or tcp (v3 in both cases). > > If I move ~/.ccache to a local FS, it never gets stuck. If I just use > 'make' or even 'make -j2', (I'm pretty sure but not 100%) it never gets > stuck. Perhaps ccache is getting jammed/deadlocked trying to take a lock on NFS. Maybe you should try getting an ethereal dump of the network traffic. -- Martin - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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