diff --git a/scst/README b/scst/README index 150965213..399aaea29 100644 --- a/scst/README +++ b/scst/README @@ -1484,13 +1484,13 @@ enable barriers on your backend file system on the target (for direct /dev/sdX devices this is, indeed, impossible), or need a good UPS to protect yourself from not committed data loss. Some info about barriers from the XFS point of view could be found at -http://oss.sgi.com/projects/xfs/faq.html#wcache. On Linux initiators for -Ext3 and ReiserFS file systems the barrier protection could be turned on -using "barrier=1" and "barrier=flush" mount options correspondingly. You -can check if the barriers turn on or off by looking in /proc/mounts. -Windows and, AFAIK, other UNIX'es don't need any special explicit -options and do necessary barrier actions on write-back caching devices -by default. +http://xfs.org/index.php/XFS_FAQ#Write_barrier_support. On Linux +initiators for Ext3 and ReiserFS file systems the barrier protection +could be turned on using "barrier=1" and "barrier=flush" mount options +correspondingly. You can check if the barriers turn on or off by looking +in /proc/mounts. Windows and, AFAIK, other UNIX'es don't need any +special explicit options and do necessary barrier actions on write-back +caching devices by default. To limit this data loss with write back caching you can use files in /proc/sys/vm to limit amount of unflushed data in the system cache. diff --git a/scst/README_in-tree b/scst/README_in-tree index abd4f88f4..055802881 100644 --- a/scst/README_in-tree +++ b/scst/README_in-tree @@ -1064,13 +1064,13 @@ enable barriers on your backend file system on the target (for direct /dev/sdX devices this is, indeed, impossible), or need a good UPS to protect yourself from not committed data loss. Some info about barriers from the XFS point of view could be found at -http://oss.sgi.com/projects/xfs/faq.html#wcache. On Linux initiators for -Ext3 and ReiserFS file systems the barrier protection could be turned on -using "barrier=1" and "barrier=flush" mount options correspondingly. You -can check if the barriers turn on or off by looking in /proc/mounts. -Windows and, AFAIK, other UNIX'es don't need any special explicit -options and do necessary barrier actions on write-back caching devices -by default. +http://xfs.org/index.php/XFS_FAQ#Write_barrier_support. On Linux +initiators for Ext3 and ReiserFS file systems the barrier protection +could be turned on using "barrier=1" and "barrier=flush" mount options +correspondingly. You can check if the barriers turn on or off by looking +in /proc/mounts. Windows and, AFAIK, other UNIX'es don't need any +special explicit options and do necessary barrier actions on write-back +caching devices by default. To limit this data loss with write back caching you can use files in /proc/sys/vm to limit amount of unflushed data in the system cache.