On Sun, October 22, 2017 3:35 pm, Joseph L. Casale wrote: > -----Original Message----- > From: CentOS [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Noam Bernstein > Sent: Sunday, October 22, 2017 8:54 AM > To: CentOS mailing list <centos@xxxxxxxxxx> > Subject: Areca RAID controller on latest CentOS 7 (1708 i.e. RHEL > 7.4) kernel 3.10.0-693.2.2.el7.x86_64 > >> Is anyone running any Areca RAID controllers with the latest CentOS 7 kernel, >> 3.10.0-693.2.2.el7.x86_64? We recently updated (from 3.10.0- >> 514.26.2.el7.x86_64), and weâ??ve started having lots of problems. To I run CentOS 7 fully updated, latest; kernel 3.10.0-693.2.2.el7.x86_64 on the machine that has a couple of Areca F/W V1.47 2009-07-16 & Model ARC-1680 Driver Version 1.20.00.15 2010/08/05 (these host three large RAID-6's), system lives on a mirror behind similar controller. No problems whatsoever. Just a data point. Valeri >> add to >> the confusion, thereâ??s also a hardware problem (either with the controller or >> the backplane most likely) that weâ??re in the process of analyzing. Regardless, >> we have an ARC1883i, and with the older kernel the system is stable, but >> with the new kernel it locks up within 1-12 hours of boot, with errors in >> /var/log/messages that start with things like >> kernel: arcmsr0: abort device command of scsi id = 0 lun = 0 >> (that is indeed the RAID scsi device) and within a few minutes of those also >> things like >> Oct 19 23:06:57 radon kernel: INFO: task xfsaild/dm-9:913 blocked for more >> than 120 seconds. > > You mention you have hardware problems, what are they? A write is blocked > for longer than they host is willing to wait. There are a few sysctl parameters > that affect this but I'd be more willing to suggest its related to your hardware > problems. > > jlc > > _______________________________________________ > CentOS mailing list > CentOS@xxxxxxxxxx > https://lists.centos.org/mailman/listinfo/centos > ++++++++++++++++++++++++++++++++++++++++ Valeri Galtsev Sr System Administrator Department of Astronomy and Astrophysics Kavli Institute for Cosmological Physics University of Chicago Phone: 773-702-4247 ++++++++++++++++++++++++++++++++++++++++ _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx https://lists.centos.org/mailman/listinfo/centos