Alexander Beregalov wrote: > 2009/2/6 Eric Sandeen <sandeen@xxxxxxxxxx>: >> Alexander Beregalov wrote: >>> Hi >>> >>> I run dbench on ext4 on loop device. >>> >>> EXT4-fs: barriers enabled >>> kjournald2 starting: pid 2420, dev loop0:8, commit interval 5 seconds >>> EXT4 FS on loop0, internal journal on loop0:8 >>> EXT4-fs: delayed allocation enabled >>> EXT4-fs: file extents enabled >>> EXT4-fs: mballoc enabled >>> EXT4-fs: mounted filesystem loop0 with ordered data mode >>> JBD: barrier-based sync failed on loop0:8 - disabling barriers >>> >>> INFO: task pdflush:2339 blocked for more than 120 seconds. >> Looks a lot like a bug I filed: >> >> http://bugzilla.kernel.org/show_bug.cgi?id=12579 >> >> but I'm having trouble reproducing it, now. I'll try dbench! > Yes, I can reproduce it easy with dbench. Do you only hit it on loopback? What is the filesystem hosting the loop file? Thanks, -Eric -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
