>> Note: I'm using an external SD card. So if it fails before the OLPC >> itself fails, I can at reasonable expense replace this swap device -- I >> don't have to plan for a definite wear lifetime. > Are you making regular backups?
Anything that needs to be preserved is copied to a central hard-disk backup. The SD card data is intended to be identical between systems -- that way, if any card gets accidentally erased, I can substitute another. I synchronize those SD cards manually. > The contents of /proc/diskstats seem to contain the interesting info. Here's the current contents from one of my XO-1s. About 80 hours since last boot. Partition 1 is data; partition 2 is swap. > Reads rd sect Writes wr sect totl msec > > mmcblk0p1 808112 6464890 7813 62504 9978500 > mmcblk0p2 1341 10728 5922 47376 765650 And a more typical system (about 100 hours since last boot): > Reads rd sect Writes wr sect totl msec > > mmcblk0p1 115837 926690 80763 646184 52117100 > mmcblk0p2 2374 18992 2629 21032 1889550 mikus _______________________________________________ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel