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-rw-r--r--Documentation/cgroups/blkio-controller.txt12
1 files changed, 6 insertions, 6 deletions
diff --git a/Documentation/cgroups/blkio-controller.txt b/Documentation/cgroups/blkio-controller.txt
index cd45c8ea746..84f0a15fc21 100644
--- a/Documentation/cgroups/blkio-controller.txt
+++ b/Documentation/cgroups/blkio-controller.txt
@@ -77,7 +77,7 @@ Throttling/Upper Limit policy
- Specify a bandwidth rate on particular device for root group. The format
for policy is "<major>:<minor> <byes_per_second>".
- echo "8:16 1048576" > /sys/fs/cgroup/blkio/blkio.read_bps_device
+ echo "8:16 1048576" > /sys/fs/cgroup/blkio/blkio.throttle.read_bps_device
Above will put a limit of 1MB/second on reads happening for root group
on device having major/minor number 8:16.
@@ -90,7 +90,7 @@ Throttling/Upper Limit policy
1024+0 records out
4194304 bytes (4.2 MB) copied, 4.0001 s, 1.0 MB/s
- Limits for writes can be put using blkio.write_bps_device file.
+ Limits for writes can be put using blkio.throttle.write_bps_device file.
Hierarchical Cgroups
====================
@@ -286,28 +286,28 @@ Throttling/Upper limit policy files
specified in bytes per second. Rules are per deivce. Following is
the format.
- echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.read_bps_device
+ 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
the format.
- echo "<major>:<minor> <rate_bytes_per_second>" > /cgrp/blkio.write_bps_device
+ 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
the format.
- echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.read_iops_device
+ 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
the format.
- echo "<major>:<minor> <rate_io_per_second>" > /cgrp/blkio.write_iops_device
+ 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.