fat: excessive log spamming due to corrupted fs
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From: Johannes Stezenbach on 27 Apr 2010 13:40 On Wed, Apr 28, 2010 at 01:41:18AM +0900, OGAWA Hirofumi wrote: > OGAWA Hirofumi <hirofumi(a)mail.parknet.co.jp> writes: > > >> comment about KERN_CONT in kernel.h. But maybe it only happens > >> for /var/log/kern.log and my xconsole when generating too much > >> output too quickly, "dmesg -s 10000000 | less" did not show > >> the corruption (but only shows ~2700 lines out of the ~10000). > > Um, please check syslog at same time with dmesg. If there is corruption > in syslog, but there is not in dmesg. It sounds like userland problem. I guess klogd cannot handle that much output. If you'd add some rate limiting that might fix the log corruption, too. Thanks Johannes -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: OGAWA Hirofumi on 27 Apr 2010 15:20
Johannes Stezenbach <js(a)sig21.net> writes: > On Wed, Apr 28, 2010 at 01:41:18AM +0900, OGAWA Hirofumi wrote: >> OGAWA Hirofumi <hirofumi(a)mail.parknet.co.jp> writes: >> >> >> comment about KERN_CONT in kernel.h. But maybe it only happens >> >> for /var/log/kern.log and my xconsole when generating too much >> >> output too quickly, "dmesg -s 10000000 | less" did not show >> >> the corruption (but only shows ~2700 lines out of the ~10000). >> >> Um, please check syslog at same time with dmesg. If there is corruption >> in syslog, but there is not in dmesg. It sounds like userland problem. > > I guess klogd cannot handle that much output. If you'd add some > rate limiting that might fix the log corruption, too. I guess it meant the corruption is in only syslog. Ok, it explains this problem. Thanks. -- OGAWA Hirofumi <hirofumi(a)mail.parknet.co.jp> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |