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";s:4:"text";s:2397:"Gossamer Mailing List Archive. +write_same_max_bytes (RO) +-----+This is the number of bytes the device can write in a single write-same +command. / block / blk-sysfs.c. How to optimize the Linux kernel disk I/O performance with queue algorithm selection, memory management and cache tuning. This can be used to wipe areas on disk or to initialize drives in a RAID configuration. discard_max_bytes and write_same_max_bytes would overflow with 4Kn drive (i.e. write_same_max_bytes indicates how many + bytes can be written in a single write same command. write_same_max_bytes is 0, write same is not supported by the device. bersicht; Forum; Wiki; IT Jobs; Suche; Media; Einloggen; Registrieren ... WSAME write same max bytes ... /sys/block/sdc/queue/write_same_max_bytes:0 -- Pull block IO update from Jens Axboe: "Core block IO bits for 3.7. This can be used to wipe areas on disk or to initialize drives in a RAID configuration. linux - Linux kernel source tree ... You signed in with another tab or window. are you sure this should be Reload to refresh your session. # cat /sys/block/dm-6/queue/write_same_max_bytes 0 It should be noted that WRITE SAME support wasn't enabled in DM multipath until v3.10. Login; Register; Help ... there are both the read-only /sys/block/*/queue/write_same_max_bytes Merge branch 'master' into for-next ... + configuration. How to optimize the Linux kernel disk I/O performance with queue algorithm selection, memory management and cache tuning. kernel BUG at block/bio.c:1785 while trying to issue a discard to LVM on RAID1 md Showing 1-4 of 4 messages. uname -a wgetpaste your kernel config wgetpaste emerge --info did you checked the net for guides? Contribute to util-linux development by creating an account on GitHub. In SCSI computer storage, computers and storage devices use a client-server model of communication. externe festplatte wird nicht erkannt. If Custom Search Based on kernel version 4.13.3. oVirt Metrics Store Collected Data; oVirt Metrics Store Installation; oVirt Metrics Store; Migrating local DWH and Reports to remote Mailing List Archive. Sign in. android / kernel / mediatek / android-3.18 / . Advanced. On Tue, Apr 30 2013 at 12:07am -0400, Bharata B Rao wrote: > Hi, > > Is BLKZEROOUT ioctl supposed to work on dm devices ? Page generated on 2017-09-23 13:54 EST. Documentation / block / queue-sysfs.txt. ";s:7:"keyword";s:20:"write_same_max_bytes";s:7:"expired";i:-1;}