✏️ Editing: lustre.py Read Only

# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.

import re
from sos.report.plugins import Plugin, RedHatPlugin

class Lustre(Plugin, RedHatPlugin):

short_desc = 'Lustre filesystem'

plugin_name = 'lustre'
    profiles = ('storage', 'network', 'cluster', )
    packages = ('lustre', 'lustre-client', )

def get_params(self, name, param_list):
        """Use lctl get_param to collect a selection of parameters into a
            file.

"""
        self.add_cmd_output(f"lctl get_param {' '.join(param_list)}",
                            suggest_filename=f"params-{name}",
                            stderr=False)

def setup(self):
        self.add_cmd_output([
            "lctl debug_kernel",
            "lctl device_list",
            "lctl list_nids",
            "lctl route_list",
            "lnetctl net show -v 4"
        ])

self.get_params(
            "basic",
            ["version", "health_check", "debug"]
        )

# copy lnet settings if present
        self.add_copy_spec("/etc/lnet.conf")

# Client Specific
        self.add_cmd_output([
            "lfs df",
            "lfs df -i"
        ])
        self.get_params("osc_client", [
            "osc.*.max_dirty_mb",
            "osc.*.max_pages_per_rpc",
            "osc.*.checksums",
            "osc.*.max_rpcs_in_flight"
        ])

# Server Specific
        self.get_params("osd", [
            "osd-*.*.{blocksize,brw_stats,enable_projid_xattr,extent*}",
            "osd-*.*.{fallocate_*,full_scrub_*,files*,kbytes*,mntdev}",
            "osd-*.*.{nonrotational,oi_scrub,pdo,stats,read*,write*}"
        ])
        self.get_params("quota", ["osd-*.*.quota_slave.{info,limit_*,acct_*}"])
        self.get_params("mgs", ["mgs.MGS.ir_timeout", "mgs.MGS.live.*"])

# mb_groups can be VERY large, and provide minimal debug usefulness
        self.add_forbidden_path("*/mb_groups")
        self.add_copy_spec([
            "/sys/fs/ldiskfs",
            "/proc/fs/ldiskfs",
        ])

# Grab emergency ring buffer dumps and other largish info
        if self.get_option("all_logs"):
            self.add_copy_spec("/tmp/lustre-log.*")
            self.get_params("job-stats", ["*.*.job_stats"])
            self.get_params("peers", ["peers"])

# vim: set et ts=4 sw=4 :

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