[FAQ] document directio error when aio-max-nr is exhausted
[platform/upstream/multipath-tools.git] / multipath.conf.synthetic
1 ##
2 ## This is a template multipath-tools configuration file
3 ## Uncomment the lines relevent to your environment
4 ##
5 #defaults {
6 #       udev_dir                /dev
7 #       polling_interval        10
8 #       selector                "round-robin 0"
9 #       path_grouping_policy    multibus
10 #       getuid_callout          "/lib/udev/scsi_id --whitelisted --device=/dev/%n"
11 #       prio                    const
12 #       path_checker            directio
13 #       rr_min_io               100
14 #       flush_on_last_del       no
15 #       max_fds                 8192
16 #       rr_weight               priorities
17 #       failback                immediate
18 #       no_path_retry           fail
19 #       user_friendly_names     no
20 #       mode                    644
21 #       uid                     0
22 #       gid                     disk
23 #}
24 #blacklist {
25 #       wwid 26353900f02796769
26 #       devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*"
27 #       devnode "^hd[a-z][[0-9]*]"
28 #       device {
29 #               vendor DEC.*
30 #               product MSA[15]00
31 #       }
32 #}
33 #blacklist_exceptions {
34 #       devnode "^dasd[c-d]+[0-9]*"
35 #       wwid    "IBM.75000000092461.4d00.34"
36 #}
37 #multipaths {
38 #       multipath {
39 #               wwid                    3600508b4000156d700012000000b0000
40 #               alias                   yellow
41 #               path_grouping_policy    multibus
42 #               path_selector           "round-robin 0"
43 #               failback                manual
44 #               rr_weight               priorities
45 #               no_path_retry           5
46 #               rr_min_io               100
47 #       }
48 #       multipath {
49 #               wwid                    1DEC_____321816758474
50 #               alias                   red
51 #       }
52 #}
53 #devices {
54 #       device {
55 #               vendor                  "COMPAQ  "
56 #               product                 "HSV110 (C)COMPAQ"
57 #               path_grouping_policy    multibus
58 #               getuid_callout          "/lib/udev/scsi_id --whitelisted --device=/dev/%n"
59 #               path_checker            directio
60 #               path_selector           "round-robin 0"
61 #               hardware_handler        "0"
62 #               failback                15
63 #               rr_weight               priorities
64 #               no_path_retry           queue
65 #               rr_min_io               100
66 #               product_blacklist       LUNZ
67 #       }
68 #       device {
69 #               vendor                  "COMPAQ  "
70 #               product                 "MSA1000         "
71 #               path_grouping_policy    multibus
72 #       }
73 #}