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Merged
merged 5 commits into from
Oct 24, 2025
Merged

update powermax multipath guide #1685

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22a25d9
update powermax multipath guide
satyakonduri Oct 16, 2025
4e5f435
Fix openshift powermax prerequisite tab
satyakonduri Oct 21, 2025
83674f5
update 1.15 and 1.14
satyakonduri Oct 22, 2025
b27f0aa
update hugo version
satyakonduri Oct 24, 2025
1cb14ef
Merge branch 'main' into multipath-configfix
satyakonduri Oct 24, 2025
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2 changes: 1 addition & 1 deletion .github/workflows/broken-links.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@ jobs:
- name: Setup Hugo
uses: peaceiris/actions-hugo@v3
with:
hugo-version: 'latest'
hugo-version: '0.151.0'
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@anandrajak1 anandrajak1 Oct 27, 2025

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This change needs to reverted. @satyakonduri - Can you revert to latest.

extended: true
- name: Setup Node
uses: actions/setup-node@v3
Expand Down
40 changes: 22 additions & 18 deletions ...nt/docs/getting-started/installation/kubernetes/powermax/prerequisite/_index.md
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Original file line number Diff line number Diff line change
Expand Up @@ -358,29 +358,33 @@ multipathing is used.{{< /collapse >}} <br>

2. Best Practices

Use these options in multipath.conf for efficient path detection:


path_grouping_policy multibus
path_checker tur
features "1 queue_if_no_path"
path_selector "round-robin 0"
no_path_retry 10

The [Host Connectivity Guide for Linux](https://elabnavigator.dell.com/vault/pdf/Linux.pdf)
provides comprehensive details on various multipathd configurations.
<br>
The following is a sample multipath.conf file. You may have to adjust these values based on your environment.
The following is a sample multipath.conf file has been validated with SRDF metro. You may have to adjust these values based on your environment.
<br>

defaults {
user_friendly_names yes
find_multipaths yes
path_grouping_policy multibus
path_checker tur
features "1 queue_if_no_path"
path_selector "round-robin 0"
no_path_retry 10
polling_interval 5
checker_timeout 15
disable_changed_wwids yes
find_multipaths no
}
blacklist {
devices {
device {
vendor EMC
product SYMMETRIX
detect_prio "yes"
path_selector "service-time 0"
path_grouping_policy "group_by_prio"
path_checker tur
failback immediate
fast_io_fail_tmo 5
no_path_retry 3
rr_min_io_rq 1
max_sectors_kb 1024
dev_loss_tmo 10
}
}


Expand Down
6 changes: 3 additions & 3 deletions ...ent/docs/getting-started/installation/openshift/powermax/prerequisite/_index.md
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,7 @@ The following requirements must be fulfilled in order to successfully use the Fi

a. Configure Device Mapper MPIO for PowerMax FC connectivity

Use this command to create the machine configuration to configure the DM-MPIO service on all the worker hosts for FC connectivity.
Use this command to create the machine configuration to configure the DM-MPIO service on all the worker hosts for FC connectivity.
```bash
oc apply -f 99-workers-multipath-conf.yaml
```
Expand All @@ -87,8 +87,8 @@ The following requirements must be fulfilled in order to successfully use the Fi
}
devices {
device {
vendor DellEMC
product PowerMax
vendor EMC
product SYMMETRIX
detect_prio "yes"
path_selector "service-time 0"
path_grouping_policy "group_by_prio"
Expand Down
40 changes: 22 additions & 18 deletions content/v1/getting-started/installation/kubernetes/powermax/prerequisite/_index.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -358,29 +358,33 @@ multipathing is used.{{< /collapse >}} <br>

2. Best Practices

Use these options in multipath.conf for efficient path detection:


path_grouping_policy multibus
path_checker tur
features "1 queue_if_no_path"
path_selector "round-robin 0"
no_path_retry 10

The [Host Connectivity Guide for Linux](https://elabnavigator.dell.com/vault/pdf/Linux.pdf)
provides comprehensive details on various multipathd configurations.
<br>
The following is a sample multipath.conf file. You may have to adjust these values based on your environment.
The following is a sample multipath.conf file has been validated with SRDF metro. You may have to adjust these values based on your environment.
<br>

defaults {
user_friendly_names yes
find_multipaths yes
path_grouping_policy multibus
path_checker tur
features "1 queue_if_no_path"
path_selector "round-robin 0"
no_path_retry 10
polling_interval 5
checker_timeout 15
disable_changed_wwids yes
find_multipaths no
}
blacklist {
devices {
device {
vendor EMC
product SYMMETRIX
detect_prio "yes"
path_selector "service-time 0"
path_grouping_policy "group_by_prio"
path_checker tur
failback immediate
fast_io_fail_tmo 5
no_path_retry 3
rr_min_io_rq 1
max_sectors_kb 1024
dev_loss_tmo 10
}
}


Expand Down
6 changes: 3 additions & 3 deletions content/v1/getting-started/installation/openshift/powermax/prerequisite/_index.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,7 @@ The following requirements must be fulfilled in order to successfully use the Fi

a. Configure Device Mapper MPIO for PowerMax FC connectivity

Use this command to create the machine configuration to configure the DM-MPIO service on all the worker hosts for FC connectivity.
Use this command to create the machine configuration to configure the DM-MPIO service on all the worker hosts for FC connectivity.
```bash
oc apply -f 99-workers-multipath-conf.yaml
```
Expand All @@ -87,8 +87,8 @@ The following requirements must be fulfilled in order to successfully use the Fi
}
devices {
device {
vendor DellEMC
product PowerMax
vendor EMC
product SYMMETRIX
detect_prio "yes"
path_selector "service-time 0"
path_grouping_policy "group_by_prio"
Expand Down
40 changes: 22 additions & 18 deletions content/v2/getting-started/installation/kubernetes/powermax/prerequisite/_index.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -358,29 +358,33 @@ multipathing is used.{{< /collapse >}} <br>

2. Best Practices

Use these options in multipath.conf for efficient path detection:


path_grouping_policy multibus
path_checker tur
features "1 queue_if_no_path"
path_selector "round-robin 0"
no_path_retry 10

The [Host Connectivity Guide for Linux](https://elabnavigator.dell.com/vault/pdf/Linux.pdf)
provides comprehensive details on various multipathd configurations.
<br>
The following is a sample multipath.conf file. You may have to adjust these values based on your environment.
The following is a sample multipath.conf file has been validated with SRDF metro. You may have to adjust these values based on your environment.
<br>

defaults {
user_friendly_names yes
find_multipaths yes
path_grouping_policy multibus
path_checker tur
features "1 queue_if_no_path"
path_selector "round-robin 0"
no_path_retry 10
polling_interval 5
checker_timeout 15
disable_changed_wwids yes
find_multipaths no
}
blacklist {
devices {
device {
vendor EMC
product SYMMETRIX
detect_prio "yes"
path_selector "service-time 0"
path_grouping_policy "group_by_prio"
path_checker tur
failback immediate
fast_io_fail_tmo 5
no_path_retry 3
rr_min_io_rq 1
max_sectors_kb 1024
dev_loss_tmo 10
}
}


Expand Down
6 changes: 3 additions & 3 deletions content/v2/getting-started/installation/openshift/powermax/prerequisite/_index.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,7 @@ The following requirements must be fulfilled in order to successfully use the Fi

a. Configure Device Mapper MPIO for PowerMax FC connectivity

Use this command to create the machine configuration to configure the DM-MPIO service on all the worker hosts for FC connectivity.
Use this command to create the machine configuration to configure the DM-MPIO service on all the worker hosts for FC connectivity.
```bash
oc apply -f 99-workers-multipath-conf.yaml
```
Expand All @@ -87,8 +87,8 @@ The following requirements must be fulfilled in order to successfully use the Fi
}
devices {
device {
vendor DellEMC
product PowerMax
vendor EMC
product SYMMETRIX
detect_prio "yes"
path_selector "service-time 0"
path_grouping_policy "group_by_prio"
Expand Down
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