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authorAnna Schumaker <anna.schumaker@oracle.com>2024-09-24 18:16:34 +0300
committerAnna Schumaker <anna.schumaker@oracle.com>2024-09-24 18:16:34 +0300
commit68898131d2df70d1a9ad5c2f93f0f54dd6d5c336 (patch)
treed44fd567d7d2c71fe7655eebc80656982ef7b26b /Documentation/filesystems
parent736cd2c1ae7f911df9aae0e647899b49bdbccdb8 (diff)
downloadlinux-68898131d2df70d1a9ad5c2f93f0f54dd6d5c336.tar.xz
nfs: Fix `make htmldocs` warnings in the localio documentation
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Fixes: 92945bd81ca4 ("nfs: add Documentation/filesystems/nfs/localio.rst") Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/nfs/index.rst1
-rw-r--r--Documentation/filesystems/nfs/localio.rst68
2 files changed, 35 insertions, 34 deletions
diff --git a/Documentation/filesystems/nfs/index.rst b/Documentation/filesystems/nfs/index.rst
index 8536134f31fd..95c2c009874c 100644
--- a/Documentation/filesystems/nfs/index.rst
+++ b/Documentation/filesystems/nfs/index.rst
@@ -8,6 +8,7 @@ NFS
client-identifier
exporting
+ localio
pnfs
rpc-cache
rpc-server-gss
diff --git a/Documentation/filesystems/nfs/localio.rst b/Documentation/filesystems/nfs/localio.rst
index 4637c0b34753..bd1967e2eab3 100644
--- a/Documentation/filesystems/nfs/localio.rst
+++ b/Documentation/filesystems/nfs/localio.rst
@@ -39,30 +39,30 @@ The performance advantage realized from LOCALIO's ability to bypass
using XDR and RPC for reads, writes and commits can be extreme, e.g.:
fio for 20 secs with directio, qd of 8, 16 libaio threads:
-- With LOCALIO:
- 4K read: IOPS=979k, BW=3825MiB/s (4011MB/s)(74.7GiB/20002msec)
- 4K write: IOPS=165k, BW=646MiB/s (678MB/s)(12.6GiB/20002msec)
- 128K read: IOPS=402k, BW=49.1GiB/s (52.7GB/s)(982GiB/20002msec)
- 128K write: IOPS=11.5k, BW=1433MiB/s (1503MB/s)(28.0GiB/20004msec)
-
-- Without LOCALIO:
- 4K read: IOPS=79.2k, BW=309MiB/s (324MB/s)(6188MiB/20003msec)
- 4K write: IOPS=59.8k, BW=234MiB/s (245MB/s)(4671MiB/20002msec)
- 128K read: IOPS=33.9k, BW=4234MiB/s (4440MB/s)(82.7GiB/20004msec)
- 128K write: IOPS=11.5k, BW=1434MiB/s (1504MB/s)(28.0GiB/20011msec)
+ - With LOCALIO:
+ 4K read: IOPS=979k, BW=3825MiB/s (4011MB/s)(74.7GiB/20002msec)
+ 4K write: IOPS=165k, BW=646MiB/s (678MB/s)(12.6GiB/20002msec)
+ 128K read: IOPS=402k, BW=49.1GiB/s (52.7GB/s)(982GiB/20002msec)
+ 128K write: IOPS=11.5k, BW=1433MiB/s (1503MB/s)(28.0GiB/20004msec)
+
+ - Without LOCALIO:
+ 4K read: IOPS=79.2k, BW=309MiB/s (324MB/s)(6188MiB/20003msec)
+ 4K write: IOPS=59.8k, BW=234MiB/s (245MB/s)(4671MiB/20002msec)
+ 128K read: IOPS=33.9k, BW=4234MiB/s (4440MB/s)(82.7GiB/20004msec)
+ 128K write: IOPS=11.5k, BW=1434MiB/s (1504MB/s)(28.0GiB/20011msec)
fio for 20 secs with directio, qd of 8, 1 libaio thread:
-- With LOCALIO:
- 4K read: IOPS=230k, BW=898MiB/s (941MB/s)(17.5GiB/20001msec)
- 4K write: IOPS=22.6k, BW=88.3MiB/s (92.6MB/s)(1766MiB/20001msec)
- 128K read: IOPS=38.8k, BW=4855MiB/s (5091MB/s)(94.8GiB/20001msec)
- 128K write: IOPS=11.4k, BW=1428MiB/s (1497MB/s)(27.9GiB/20001msec)
-
-- Without LOCALIO:
- 4K read: IOPS=77.1k, BW=301MiB/s (316MB/s)(6022MiB/20001msec)
- 4K write: IOPS=32.8k, BW=128MiB/s (135MB/s)(2566MiB/20001msec)
- 128K read: IOPS=24.4k, BW=3050MiB/s (3198MB/s)(59.6GiB/20001msec)
- 128K write: IOPS=11.4k, BW=1430MiB/s (1500MB/s)(27.9GiB/20001msec)
+ - With LOCALIO:
+ 4K read: IOPS=230k, BW=898MiB/s (941MB/s)(17.5GiB/20001msec)
+ 4K write: IOPS=22.6k, BW=88.3MiB/s (92.6MB/s)(1766MiB/20001msec)
+ 128K read: IOPS=38.8k, BW=4855MiB/s (5091MB/s)(94.8GiB/20001msec)
+ 128K write: IOPS=11.4k, BW=1428MiB/s (1497MB/s)(27.9GiB/20001msec)
+
+ - Without LOCALIO:
+ 4K read: IOPS=77.1k, BW=301MiB/s (316MB/s)(6022MiB/20001msec)
+ 4K write: IOPS=32.8k, BW=128MiB/s (135MB/s)(2566MiB/20001msec)
+ 128K read: IOPS=24.4k, BW=3050MiB/s (3198MB/s)(59.6GiB/20001msec)
+ 128K write: IOPS=11.4k, BW=1430MiB/s (1500MB/s)(27.9GiB/20001msec)
FAQ
===
@@ -174,21 +174,21 @@ The RPC program number for the NFS_LOCALIO_PROGRAM is 400122 (as assigned
by IANA, see https://www.iana.org/assignments/rpc-program-numbers/ ):
Linux Kernel Organization 400122 nfslocalio
-The LOCALIO protocol spec in rpcgen syntax is:
+The LOCALIO protocol spec in rpcgen syntax is::
-/* raw RFC 9562 UUID */
-#define UUID_SIZE 16
-typedef u8 uuid_t<UUID_SIZE>;
+ /* raw RFC 9562 UUID */
+ #define UUID_SIZE 16
+ typedef u8 uuid_t<UUID_SIZE>;
-program NFS_LOCALIO_PROGRAM {
- version LOCALIO_V1 {
- void
- NULL(void) = 0;
+ program NFS_LOCALIO_PROGRAM {
+ version LOCALIO_V1 {
+ void
+ NULL(void) = 0;
- void
- UUID_IS_LOCAL(uuid_t) = 1;
- } = 1;
-} = 400122;
+ void
+ UUID_IS_LOCAL(uuid_t) = 1;
+ } = 1;
+ } = 400122;
LOCALIO uses the same transport connection as NFS traffic. As such,
LOCALIO is not registered with rpcbind.