@@ -39,30 +39,30 @@ The performance advantage realized from LOCALIO's ability to bypass
3939using XDR and RPC for reads, writes and commits can be extreme, e.g.:
4040
4141fio for 20 secs with directio, qd of 8, 16 libaio threads:
42- - With LOCALIO:
43- 4K read: IOPS=979k, BW=3825MiB/s (4011MB/s)(74.7GiB/20002msec)
44- 4K write: IOPS=165k, BW=646MiB/s (678MB/s)(12.6GiB/20002msec)
45- 128K read: IOPS=402k, BW=49.1GiB/s (52.7GB/s)(982GiB/20002msec)
46- 128K write: IOPS=11.5k, BW=1433MiB/s (1503MB/s)(28.0GiB/20004msec)
47-
48- - Without LOCALIO:
49- 4K read: IOPS=79.2k, BW=309MiB/s (324MB/s)(6188MiB/20003msec)
50- 4K write: IOPS=59.8k, BW=234MiB/s (245MB/s)(4671MiB/20002msec)
51- 128K read: IOPS=33.9k, BW=4234MiB/s (4440MB/s)(82.7GiB/20004msec)
52- 128K write: IOPS=11.5k, BW=1434MiB/s (1504MB/s)(28.0GiB/20011msec)
42+ - With LOCALIO:
43+ 4K read: IOPS=979k, BW=3825MiB/s (4011MB/s)(74.7GiB/20002msec)
44+ 4K write: IOPS=165k, BW=646MiB/s (678MB/s)(12.6GiB/20002msec)
45+ 128K read: IOPS=402k, BW=49.1GiB/s (52.7GB/s)(982GiB/20002msec)
46+ 128K write: IOPS=11.5k, BW=1433MiB/s (1503MB/s)(28.0GiB/20004msec)
47+
48+ - Without LOCALIO:
49+ 4K read: IOPS=79.2k, BW=309MiB/s (324MB/s)(6188MiB/20003msec)
50+ 4K write: IOPS=59.8k, BW=234MiB/s (245MB/s)(4671MiB/20002msec)
51+ 128K read: IOPS=33.9k, BW=4234MiB/s (4440MB/s)(82.7GiB/20004msec)
52+ 128K write: IOPS=11.5k, BW=1434MiB/s (1504MB/s)(28.0GiB/20011msec)
5353
5454fio for 20 secs with directio, qd of 8, 1 libaio thread:
55- - With LOCALIO:
56- 4K read: IOPS=230k, BW=898MiB/s (941MB/s)(17.5GiB/20001msec)
57- 4K write: IOPS=22.6k, BW=88.3MiB/s (92.6MB/s)(1766MiB/20001msec)
58- 128K read: IOPS=38.8k, BW=4855MiB/s (5091MB/s)(94.8GiB/20001msec)
59- 128K write: IOPS=11.4k, BW=1428MiB/s (1497MB/s)(27.9GiB/20001msec)
60-
61- - Without LOCALIO:
62- 4K read: IOPS=77.1k, BW=301MiB/s (316MB/s)(6022MiB/20001msec)
63- 4K write: IOPS=32.8k, BW=128MiB/s (135MB/s)(2566MiB/20001msec)
64- 128K read: IOPS=24.4k, BW=3050MiB/s (3198MB/s)(59.6GiB/20001msec)
65- 128K write: IOPS=11.4k, BW=1430MiB/s (1500MB/s)(27.9GiB/20001msec)
55+ - With LOCALIO:
56+ 4K read: IOPS=230k, BW=898MiB/s (941MB/s)(17.5GiB/20001msec)
57+ 4K write: IOPS=22.6k, BW=88.3MiB/s (92.6MB/s)(1766MiB/20001msec)
58+ 128K read: IOPS=38.8k, BW=4855MiB/s (5091MB/s)(94.8GiB/20001msec)
59+ 128K write: IOPS=11.4k, BW=1428MiB/s (1497MB/s)(27.9GiB/20001msec)
60+
61+ - Without LOCALIO:
62+ 4K read: IOPS=77.1k, BW=301MiB/s (316MB/s)(6022MiB/20001msec)
63+ 4K write: IOPS=32.8k, BW=128MiB/s (135MB/s)(2566MiB/20001msec)
64+ 128K read: IOPS=24.4k, BW=3050MiB/s (3198MB/s)(59.6GiB/20001msec)
65+ 128K write: IOPS=11.4k, BW=1430MiB/s (1500MB/s)(27.9GiB/20001msec)
6666
6767FAQ
6868===
@@ -174,21 +174,21 @@ The RPC program number for the NFS_LOCALIO_PROGRAM is 400122 (as assigned
174174by IANA, see https://www.iana.org/assignments/rpc-program-numbers/ ):
175175Linux Kernel Organization 400122 nfslocalio
176176
177- The LOCALIO protocol spec in rpcgen syntax is:
177+ The LOCALIO protocol spec in rpcgen syntax is::
178178
179- /* raw RFC 9562 UUID */
180- #define UUID_SIZE 16
181- typedef u8 uuid_t<UUID_SIZE>;
179+ /* raw RFC 9562 UUID */
180+ #define UUID_SIZE 16
181+ typedef u8 uuid_t<UUID_SIZE>;
182182
183- program NFS_LOCALIO_PROGRAM {
184- version LOCALIO_V1 {
185- void
186- NULL(void) = 0;
183+ program NFS_LOCALIO_PROGRAM {
184+ version LOCALIO_V1 {
185+ void
186+ NULL(void) = 0;
187187
188- void
189- UUID_IS_LOCAL(uuid_t) = 1;
190- } = 1;
191- } = 400122;
188+ void
189+ UUID_IS_LOCAL(uuid_t) = 1;
190+ } = 1;
191+ } = 400122;
192192
193193LOCALIO uses the same transport connection as NFS traffic. As such,
194194LOCALIO is not registered with rpcbind.
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