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...ers for say 24H or a > week? iotop, atop, sysstat doesn?t seem suited for long term IO write > monitoring, but maybe I am misusing them and can use some help here) You can see in the ext4 superblock the amount of data that has been written to a filesystem over its lifetime: dumpe2fs -h /dev/vg_mookie/lv_home dumpe2fs 1.42.7.wc2 (07-Nov-2013) Filesystem volume name: home Last mounted on: /home : : Lifetime writes: 27 GB : : Note that this number isn't wholly accurate, but rather a guideline. IIRC it is not updated on disk all the time, so may lose writes. You can also...

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hello everyone, I been using CF cards for almost more then 7 years now with ext file-system without any major problems on ALIX boards. Last year I took 30 other systems in production with ext4 and the CF cards been dropping out pretty fast, it may have been a bad batch but I do want to look at it. I don't think the devices writes a lot of IO (is