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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-20 21:12:50 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-20 21:12:50 -0700 |
commit | 69a7aebcf019ab3ff5764525ad6858fbe23bb86d (patch) | |
tree | 7211df5704b743a7667159748c670a9744164482 /Documentation/cgroups | |
parent | d464c92b5234227c1698862a1906827e2e398ae0 (diff) | |
parent | f1f996b66cc3908a8f5ffccc2ff41840e92f3b10 (diff) | |
download | op-kernel-dev-69a7aebcf019ab3ff5764525ad6858fbe23bb86d.zip op-kernel-dev-69a7aebcf019ab3ff5764525ad6858fbe23bb86d.tar.gz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree from Jiri Kosina:
"It's indeed trivial -- mostly documentation updates and a bunch of
typo fixes from Masanari.
There are also several linux/version.h include removals from Jesper."
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (101 commits)
kcore: fix spelling in read_kcore() comment
constify struct pci_dev * in obvious cases
Revert "char: Fix typo in viotape.c"
init: fix wording error in mm_init comment
usb: gadget: Kconfig: fix typo for 'different'
Revert "power, max8998: Include linux/module.h just once in drivers/power/max8998_charger.c"
writeback: fix fn name in writeback_inodes_sb_nr_if_idle() comment header
writeback: fix typo in the writeback_control comment
Documentation: Fix multiple typo in Documentation
tpm_tis: fix tis_lock with respect to RCU
Revert "media: Fix typo in mixer_drv.c and hdmi_drv.c"
Doc: Update numastat.txt
qla4xxx: Add missing spaces to error messages
compiler.h: Fix typo
security: struct security_operations kerneldoc fix
Documentation: broken URL in libata.tmpl
Documentation: broken URL in filesystems.tmpl
mtd: simplify return logic in do_map_probe()
mm: fix comment typo of truncate_inode_pages_range
power: bq27x00: Fix typos in comment
...
Diffstat (limited to 'Documentation/cgroups')
-rw-r--r-- | Documentation/cgroups/blkio-controller.txt | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/Documentation/cgroups/blkio-controller.txt b/Documentation/cgroups/blkio-controller.txt index 84f0a15..b4b1fb3 100644 --- a/Documentation/cgroups/blkio-controller.txt +++ b/Documentation/cgroups/blkio-controller.txt @@ -94,11 +94,11 @@ Throttling/Upper Limit policy Hierarchical Cgroups ==================== -- Currently none of the IO control policy supports hierarhical groups. But - cgroup interface does allow creation of hierarhical cgroups and internally +- Currently none of the IO control policy supports hierarchical groups. But + cgroup interface does allow creation of hierarchical cgroups and internally IO policies treat them as flat hierarchy. - So this patch will allow creation of cgroup hierarhcy but at the backend + So this patch will allow creation of cgroup hierarchcy but at the backend everything will be treated as flat. So if somebody created a hierarchy like as follows. @@ -266,7 +266,7 @@ Proportional weight policy files - blkio.idle_time - Debugging aid only enabled if CONFIG_DEBUG_BLK_CGROUP=y. This is the amount of time spent by the IO scheduler idling for a - given cgroup in anticipation of a better request than the exising ones + given cgroup in anticipation of a better request than the existing ones from other queues/cgroups. This is in nanoseconds. If this is read when the cgroup is in an idling state, the stat will only report the idle_time accumulated till the last idle period and will not include @@ -283,34 +283,34 @@ Throttling/Upper limit policy files ----------------------------------- - blkio.throttle.read_bps_device - Specifies upper limit on READ rate from the device. IO rate is - specified in bytes per second. Rules are per deivce. Following is + specified in bytes per second. Rules are per device. Following is the format. echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.throttle.read_bps_device - blkio.throttle.write_bps_device - Specifies upper limit on WRITE rate to the device. IO rate is - specified in bytes per second. Rules are per deivce. Following is + specified in bytes per second. Rules are per device. Following is the format. echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.throttle.write_bps_device - blkio.throttle.read_iops_device - Specifies upper limit on READ rate from the device. IO rate is - specified in IO per second. Rules are per deivce. Following is + specified in IO per second. Rules are per device. Following is the format. echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.throttle.read_iops_device - blkio.throttle.write_iops_device - Specifies upper limit on WRITE rate to the device. IO rate is - specified in io per second. Rules are per deivce. Following is + specified in io per second. Rules are per device. Following is the format. echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.throttle.write_iops_device Note: If both BW and IOPS rules are specified for a device, then IO is - subjectd to both the constraints. + subjected to both the constraints. - blkio.throttle.io_serviced - Number of IOs (bio) completed to/from the disk by the group (as |