Date: Fri, 19 Nov 2004 08:30:32 GMT From: Ilya Pizik <polzun@scar.jinr.ru> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/74070: DMA problwms with large disks and HPT370 Message-ID: <200411190830.iAJ8UW3o038685@freefall.freebsd.org>
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The following reply was made to PR kern/74070; it has been noted by GNATS. From: Ilya Pizik <polzun@scar.jinr.ru> To: freebsd-gnats-submit@FreeBSD.org, tuure@laurinolli.net Cc: Subject: Re: kern/74070: DMA problwms with large disks and HPT370 Date: Fri, 19 Nov 2004 11:21:41 +0300 Me has the same problem: RELENG_5 from 16.11 There are 5 HDD in my PC: 60Gb (Seagate connected via Intel ICH2 UDMA100 controller) 120Gb (Seagate connected via Intel ICH2 UDMA100 controller) 250Gb (WD connected via Intel ICH2 UDMA100 controller) 250Gb (WD connected via Promise PDC20268 UDMA100 controller) 120Gb (Seagate connected via Promise PDC20268 UDMA100 controller) Such messages appear in log when PC is heavy loaded: kernel: ad3: TIMEOUT - READ_DMA retrying (2 retries left) LBA=369792831 kernel: ad3: FAILURE - READ_DMA timed out kernel: ad3: TIMEOUT - READ_DMA retrying (2 retries left) LBA=421053375 kernel: ad3: FAILURE - READ_DMA timed out kernel: ad2: TIMEOUT - READ_DMA retrying (2 retries left) LBA=355563327 kernel: ad2: FAILURE - READ_DMA timed out kernel: ad2: TIMEOUT - READ_DMA retrying (2 retries left) LBA=11109887 kernel: ad2: WARNING - removed from configuration kernel: ata1-slave: FAILURE - READ_DMA timed out kernel: ad2: TIMEOUT - READ_DMA retrying (2 retries left) LBA=488374591 kernel: ad2: WARNING - removed from configuration kernel: ata1-slave: FAILURE - READ_DMA timed out ... I try to detach an attach devices with atacontrol - result is DMA errors only with 250Gb HDDs -- With respect, Pizik Ilya.
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