On Mon, Feb 01, 2021 at 12:44:54PM -0000, Miguel Hinojosa via FreeIPA-users
wrote:
> We are having an issue in both IDM servers since 28th, no evidences before
> this date. Authentication performance is affected, it goes slowly.
Hi,
can you share for a start which version of SSSD are you using and your
sssd.conf.
bye,
Sumit
>
> We are trying to figure out where is the issue.
> We found this messages when server was starting to consume high memory:
> Jan 28 20:16:45 icidmpdc1 sssd: Child [10800]
> ('ipa.unicc.org':'%BE_ipa.unicc.org') was terminated by own WATCHDOG. Consult
> corresponding logs to figure out the reason.
> Jan 28 20:16:45 icidmpdc1 be[ipa.unicc.org]: Starting up
>
> We added more memory to one of them and still using more than 95% of memory
> and it's still using between 20 to 60% of swap.
> And, obviously there are majflt/s:
> 01:13:02 PM pgpgin/s pgpgout/s fault/s majflt/s pgfree/s pgscank/s
> pgscand/s pgsteal/s %vmeff
> 01:14:01 PM 25.46 710.90 8456.75 0.49 7525.51 630.59
> 0.00 627.25 99.47
> 01:15:01 PM 207.28 813.30 7768.93 0.68 7458.57 773.50
> 0.00 581.38 75.16
> 01:16:01 PM 1110.16 1076.56 7726.09 2.68 7628.36 1041.29
> 24.97 840.16 78.79
> 01:17:01 PM 803.00 750.42 7827.29 1.93 7410.60 1144.91
> 0.00 765.54 66.86
> 01:18:01 PM 16282.35 6026.31 37911.53 55.44 17653.13 13243.27
> 52.22 5828.67 43.84
> 01:19:01 PM 5636.41 5428.07 17209.47 210.48 8604.65 5133.68
> 11.86 2333.18 45.34
> 01:20:02 PM 3108.13 4065.21 10127.76 229.49 6610.96 3183.18
> 8.94 1441.82 45.17
> 01:21:01 PM 15298.65 4763.03 13467.79 226.12 39224.22 6995.40
> 27.79 4130.50 58.81
> 01:22:01 PM 605.23 4454.37 28790.32 12.51 13404.36 0.00
> 0.00 0.00 0.00
> Average: 1212.61 1222.89 18638.83 24.66 8143.57 730.57
> 2.68 445.85 60.80
>
> In our monitorization, each 5min memory usage goes up to more than 95%, and
> after it goes down to less than 20%
>
> We made a test with node2 stopped and issue persist. I.e. when both nodes are
> active (also replication) the issue is accentuated.
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