[LU-10184] sanityn test_18: hung after mmap test_2

• Type: Bug
• Resolution: Unresolved
• Priority: Minor
• Affects Version/s: Lustre 2.11.0
• Environment: branch: lustre-dom ; build 17; seems to be based on 2.10.53_48_g1d2e9f
• Severity: 3
• Assignee: WC Triage
• Reporter: Maloo

Description

This issue was created by maloo for Saurabh Tandan <[e-mail]>

This issue relates to the following test suite run: https://testing.hpdd.intel.com/test_sets/7200b0e6-bf3e-11e7-8cd9-52540065bddc.

The sub-test test_18 gets hung on dom branch after mmap test_2. Tried to reproduce 3 times and it was reproducible every time.

== sanityn test 18: mmap sanity check ================================================================ 18:39:21 (1509561561)
mmap test1: basic mmap operation (PASS, 0.020822s)
mmap test2: MAP_PRIVATE not write back (PASS, 0.013841s)

syslog info for client (onyx-21vm7)

Nov  1 18:39:21 onyx-21vm7 kernel: Lustre: DEBUG MARKER: == sanityn test 18: mmap sanity check ================================================================ 18:39:21 (1509561561)
Nov  1 18:39:21 onyx-21vm7 rshd[18993]: pam_unix(rsh:session): session closed for user root
Nov  1 18:39:21 onyx-21vm7 systemd-logind: Removed session 4464.
Nov  1 18:49:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 18:49:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 18:49:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 18:49:04 onyx-21vm7 sssd_be: GSSAPI client step 2
Nov  1 19:01:01 onyx-21vm7 systemd: Started Session 4465 of user root.
Nov  1 19:01:01 onyx-21vm7 systemd: Starting Session 4465 of user root.
Nov  1 19:01:01 onyx-21vm7 CROND[19104]: (root) CMD (run-parts /etc/cron.hourly)
Nov  1 19:01:01 onyx-21vm7 run-parts(/etc/cron.hourly)[1910 starting 0anacron
Nov  1 19:01:01 onyx-21vm7 run-parts(/etc/cron.hourly)[1911 finished 0anacron
Nov  1 19:04:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:04:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:04:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:04:04 onyx-21vm7 sssd_be: GSSAPI client step 2
Nov  1 19:19:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:19:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:19:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:19:04 onyx-21vm7 sssd_be: GSSAPI client step 2
Nov  1 19:34:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:34:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:34:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:34:04 onyx-21vm7 sssd_be: GSSAPI client step 2
Nov  1 19:49:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:49:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:49:04 onyx-21vm7 sssd_be: GSSAPI client step 1
Nov  1 19:49:04 onyx-21vm7 sssd_be: GSSAPI client step 2

Couldn't find more useful info.

Issue Links

• duplicates: LU-10149 sanityn test_23: timeout after test_18 mmap_sanity takes thousands of seconds