Isilon Module 8
what option can be added to isi_upgrade_helper --summary to further extend the summary option?
--verbose
isi_upgrade_helper logs to _______
/var/log/isi_upgrade_helper.log
isi statistics command has approx how many combinations of data you can display as statistical output
1500
how many types of patches are there? what are they
2, standard and a rollup
what internet protocols are used for srs
443 or 8443 https
considerations for insightiq default access over https port ___ or http port ____
443, 80
considerations for insight iq insightiq 4.x supports all versions of onefs from ____ and later including isilon SD edge
7.0
single instance of insightiq recommended max is monitoring ___ clusters or __ nodes
8, 150
what version of onefs is required for rollback
8.0
in what version can a rolling reboot be initiated from the cli
8.2
when did the pausing and resuming functions become available in onefs
8.2
what version of onefs can upgrade node firmware on multiple nodes simultaneously using the cli
8.2.0
if loading insight iq on a linux system what does dell technologies provide?
RPM package
to determine if you need a firmware update, view the status of the drive firmware on the cluster, if the desired filed in the command output shows empty _____
a firmware update is not required
what is insightiq used for
advaanced analytics including - performance, capacity, activity, trending, and analysis
what does the rollback option allow for?
allows organizations ability to stop or back out of an upgrade plan
what are the two functions of the isi_upgrade_helper
analyzes cluster config and recommends a set of nodes for simultaneous firmware upgrade, second- it gathers cluster config to assist with the id of features that are affected by upgrading firmware on a subset of nodes.
after the admin initiates the commit what happens
any post upgrade jobs that could not be rolled back safely are initiated and the entire upgrade process is complete
patches registered after upgrading nodes _____
are not automatically installed as part of the upgrade process
srs on nanon clusters
celog alerts come through network attached node, includes all celog alerts, including for nanon nodes use isi_gather_info to gather logs srs does not currently have cluster comprehension - each node handled as separate device
what is performance reporting used for in insightiq
cluster activity and capacity determine cluster performance investigaate issue
in the dashboard view what is shown
cluster overview, breakouts and filters can be applied aggregated view, metrics (total cap, data usage, net throughput, file system average cpu usage), and cluster health If FSA is enabled, you can view data by when a file was last accessed, by when a file was last modified, by the size of files in each disk pool, and by file extension.
what is file system reporting used for in insightiq
data about files identify types of data and storage location uses file system analytics
install and design considerations
dedicated vm on esx or hyper-v one srs server supports up to 250 devices - each node individually monitored by srs multiple subnets configureable
what are the three display options accepted by the isi_upgrade_helper command
default, --summary, and --verbose the --include and --exclude options serve an identical purpose to the upgrade frame work arguements of the same name
what are some of the values that insightiq offers
determine whether storage cluster is performing optimally compare changes in performance across multiple metrics, such as cpu usage, network traffic, protocol operations, and client activity correlate critical storage cluster events with performance changes determine the effect of workflows, software, and systems on storage cluster performance over time view and compare properties of the data on the file system pinpoint users who are using the most system resources and identify their activity
for final step of firmware upgrade - ensure that no updates are in progress and then confirm. Run _____ to verify that all drives are operating in a healthy state
devices drive list --node-lnn all
what does isi devices show
drive status, hardware condition, node management, drive replacement
synciq tracks the onefs version that is used for _____
every running job during the upgrade process
what does the isi_upgrade_helper --summary command do to the isi_upgrade_helper command
extends the default helper output by adding a cluster config table that is associated with with each node
what does FSA stand for
file system analytics
when replacing a drive in a node, onefs does what automatically, this is done with what function that you can turn off?
fomrats the drive, adds it to the cluster, and updates the drive firmware automatic replacement recognition
what does isi status show
general status, gen performance, critical alerts, job engine status
when was the option to choose between upgrades provided
in onefs 8.0
SRS is ____ and not licensed separately
included with onefs
what are some of the differences between insightiq vs isi statistics
insight iq: graphical output isi statistics: raw csv output insight iq: not easily scripted isi statistics:easily scripted insight iq: not easily automated isi statistics: easily automated with cron insight iq: use from remote host isi statistics: use from any host insight iq: web ui isi statistics: produces similar to other unix utilities, such as top insight iq: fixed interval isi statistics: sampling interval
what higher-level apps use isi statistics to gather needed info
insightiq, webui, snmp
what is the command for updating the drive firmware
isi devices drive firmware update start all --node-lnn all if you are going to be updating a specific node, replace all with the node number
you can build a custom _____ that is not in the provided subcommands
isi statistics query
three main cluster monitoring commands
isi status, isi devices, isi statistics
what are the commands for the pause and resume?
isi upgrade pause and isi upgrade resume
what is the command for the rolling reboot
isi upgrade rolling-rebootr
how do you see the node that is rebooting
isi upgrade view
how can you see the pausing state
isi upgrade view or isi_upgrade_status, or by viewing the pause file data
what is the daemon thats performing much of the data collection
isi_stats_d
the ____ tool generates the recommended series of simultaneous firmware upgrade commands
isi_upgrade_helper
if a node fails after the initial isi_upgrade_helper what should you run
isi_upgrade_helper again, to get a revise recommended upgrade list. Failed nodes are not in the upgrade list
what is a command that you can use to show upgrade logging info
isi_upgrade_logs
it is recommended that you contact the ____ before updating the drive firmware
isilon technical support
what is a standard patch
it addresses known issues for a major, minor, or mr release of onefs
what are some of the practical skills and uses of isi statistics
it can fill the gap that is sometimes left with insightiq you can access statistic keys that may be more narrow than what insightiq can provide like isi statistics list keys, or isis statistics query current -- keys node.uptime you can also examine the state of data caches with isi_cache_stats
FSA optionally runs through the ______
job engine
what are the three types of reports
live performance report that is based on default settings, 2. live perf rep that is based on saved performance report 3. live perfor rep that is based on one of the template reports
when running a simultaneous firmware upgrade, specify --simultaneous and a list of ____ using the --nodes-to-upgrade argument. what is an important note for gen 6 nodes for this
lnns to protect against dl due to journal loss, node pairs cannot be upgraded simultaneously
what can you use to learn more about isi stats in the cli
man isi statistics, or isi statistics --help
what is the srs architecture of a heterogeneous dell technologies environment
managed devices -> srs virtual edition -> internal firewall -> policy manager -> external firewall -> https tunnel internal firewall of dell environment -> internal firewall -dell technologies support -> srs infrastructure
what path do you use to enable fsa in the insightiq webui
monitored clusters page - settings>monitored clusters, actions column for the cluster that you want to enable or disable it on, click configure, click enable fsa tab
isi_stat_d generates and collects what the isi_api_d does what?
monitoring and statistical data presents the data, which also handles papi calls over http
the insightiq data store can be local to the host or external using what? how much space should the datastore have ?
nfs mount from the isilon cluster or any nfs-mounted server 70gb
what clients have seemless failover when upgrading
nfsv3, nfsv4 with ca, and smb 3.0 with ca (all stateless protocols)
is pausing immediate?
no it is in a pausing state until the current upgrading node completes
what happens when the 10 day rollback window is reached?
noftifications are generated
SyncIQ supports rolling NDU which stands for
non-disruptive upgrades
what does nanon stand for
not all nodes are on the network
snapshots of insightiq datastore are _____
not recommended
onefs 8.2 only supports the install of how many patches
one
what is the use for capacity reporting and forecasting with insightiq
planning upgrades ahead of time to avoid delays around procurement and order fulfillment
what can be ran on the web ui for an upgrade that helps with upgrade planning
preupgrade check
what does isi statistics show
protocol status, drive statistics, hardware statistics, node statistics
what are the virtual server requirements for srs
ram - 4gb of free memory storage - 64gb cpu- one 64-bit vcpu 2.0 ghz or higher browser -ie9 or higher, or google chrome
what is the process called of adding pending patches?
reconciliation
considerations: only run a simultaneous firmware upgrade with ____
remote consultation
what are the two types of upgrades
rolling and simultaneous, which were introduced in onefs 8.0
what are the three upgrade options for isi_upgrade_helper with no options put in what is an important note for gen 6 nodes with this info?
rolling, simultaneous- minimize du simultaneous avoid dl gen 6 nodes without redundant power are not part of recommendation
how do you request more patches?
running the isi_patch register <patch name>
insightiq runs on ____ from the clusters that it monitors
separate hardware
similar to onefs upgrades, firmware updates and even some patches may require _________ and cause outages
services to go down across the cluster, so customers should stay up to date with patches and firmware updates
adding clusters to monitor is done through what path on the webui
settings>monitored clusters
if upgrading to onefs8.0 you have to use what
simultaneous
what is the difference between a rolling and simultaneous upgrade
simultaneous- all nodes reboot at once, rolling is one at a time- simul is faster, but has du
where are the statistics that are collected from isi statistics stored
sqlite3 database its under the /ifs folder on the cluster
insight iq status is monitored through what?
srs
considerations: first perform initial simultaneous firmware upgrade on _____
subset of nodes
new synciq functionality is implemented only after what
successful completion of the existing job
to install drive firmware package, go to _____ to view the drive support packages, upload the drive support package to the _____ folder on the cluster. unpack the file, and then install the package
support.emc.com /ifs/data/isilon_support/dsp
what happens in onefs if an upgrade takes longer than 15 minutes?
the upgrade framework sends a notification of an upgrade hang
what are rollup patches
they address multiple issues that are related to one component of onefs functionality such as smb
how can you access insightiq
through any modern web browser
how does insightiq access the cluster?
through papi
how long can organizations remain in an upgraded uncommitted state for?
up to 10 days
synciq becomes available only after the _____ is completed
upgrade commit process
what is entered in user name and pass when adding a cluster
username- insightiq password is the local insightiq user password
what are the four categories of upgrading drive firmware
viewing the firmware status, getting the package from the support page, updating the drive firmware, and verification
