Date: Fri, 3 Mar 2006 16:10:10 GMT From: Eugene Grosbein <eugen@kuzbass.ru> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/93885 : ata(4) failure: SETFEATURES SET TRANSFER MODE semaphore timeout !! DANGER Will Robinson !! Message-ID: <200603031610.k23GAAg0043963@freefall.freebsd.org>
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The following reply was made to PR kern/93885; it has been noted by GNATS. From: Eugene Grosbein <eugen@kuzbass.ru> To: bug-followup@freebsd.org Cc: Jason Spence <jspence@lightconsulting.com>, sos@freebsd.org Subject: Re: kern/93885 : ata(4) failure: SETFEATURES SET TRANSFER MODE semaphore timeout !! DANGER Will Robinson !! Date: Fri, 3 Mar 2006 23:02:10 +0700 Hi! I've updated my sources to RELENG_6 (and grabbed src/sys/dev/ata/ata-all.c,v 1.252.2.6), rebuild and booted new kernel. Now deadlock is gone but the system suffers from temporary delays accessing the drive. The kernel is signalling: ad4: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES ENABLE RCACHE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES ENABLE WCACHE taskqueue timeout - completing request directly ad4: WARNING - SET_MULTI taskqueue timeout - completing request directly ad4: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=100861733 ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=62118768 ad4: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES ENABLE RCACHE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES ENABLE WCACHE taskqueue timeout - completing request directly ad4: WARNING - SET_MULTI taskqueue timeout - completing request directly ad4: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=100861989 ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=62184272 ad4: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES ENABLE RCACHE taskqueue timeout - completing request directly ad4: WARNING - SETFEATURES ENABLE WCACHE taskqueue timeout - completing request directly ad4: WARNING - SET_MULTI taskqueue timeout - completing request directly ad4: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=100862853 ad6: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=62352144 Eugene Grosbein
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