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action #71908

closed

[osd][alert] CPU usage alert (High IO wait on OSD)

Added by nicksinger over 3 years ago. Updated over 3 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Category:
-
Target version:
Start date:
2020-09-25
Due date:
% Done:

0%

Estimated time:
Tags:

Description

Almost all openqa handler (/usr/bin/perl /usr/share/openqa/script/openqa prefork […]) currently hang in the D-state on OSD.

openqa:~ # ps aux | grep "/usr/share/openqa/script/openqa prefor[k]"
geekote+  2941  8.7  1.0 384532 210240 ?       D    14:49   2:13 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+  2946  5.6  1.0 381996 206696 ?       D    14:49   1:26 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 10284  2.8  0.9 367816 193356 ?       D    14:56   0:32 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 10663  6.0  1.0 381388 205032 ?       R    14:57   1:05 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 12040  5.3  1.0 383656 208780 ?       D    15:00   0:47 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 13269  5.2  0.9 381168 203344 ?       D    15:01   0:42 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14161  0.8  0.8 355488 177000 ?       D    15:03   0:05 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14718  1.7  0.8 360132 181644 ?       D    15:03   0:11 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14729  5.7  0.9 375812 197020 ?       D    15:03   0:38 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14837  1.1  0.8 357032 177848 ?       D    15:04   0:07 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14840  7.2  0.9 375060 197156 ?       D    15:04   0:48 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14845  7.9  1.0 383264 208816 ?       D    15:04   0:53 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14849  4.4  0.9 366744 191416 ?       D    15:04   0:29 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 14979  6.9  1.0 387076 210412 ?       D    14:35   2:47 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 15484  1.8  0.9 360192 185432 ?       D    15:05   0:10 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 15794 11.6  1.0 393520 215320 ?       D    15:06   1:03 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 16235  3.7  0.9 371104 192780 ?       D    15:07   0:17 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 16597  0.3  0.8 349292 170632 ?       D    15:08   0:01 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 16610  0.1  0.8 350916 170608 ?       D    15:08   0:00 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 16611  0.8  0.9 363432 188572 ?       D    15:08   0:03 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 20520 27.0  0.8 357136 177796 ?       R    15:14   0:03 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 20521 64.0  0.9 371536 192352 ?       S    15:14   0:07 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800
geekote+ 24565  0.1  0.8 345716 164836 ?       Ss   Sep23   3:58 /usr/bin/perl /usr/share/openqa/script/openqa prefork -m production --proxy -i 100 -H 400 -w 20 -c 1 -G 800

They all seem to wait for XFS:

openqa:~ # cat /proc/2941/stack
[<ffffffff811d4236>] balance_dirty_pages+0x286/0xd90
[<ffffffff811d5002>] balance_dirty_pages_ratelimited+0x2c2/0x3a0
[<ffffffff812c6ecb>] iomap_write_actor+0xeb/0x140
[<ffffffff812c74c4>] iomap_apply+0xa4/0x110
[<ffffffff812c7592>] iomap_file_buffered_write+0x62/0x90
[<ffffffffa08be8ce>] xfs_file_buffered_aio_write+0xae/0x2c0 [xfs]
[<ffffffff8125d0ae>] __vfs_write+0xde/0x150
[<ffffffff8125e05d>] vfs_write+0xad/0x1a0
[<ffffffff8125f552>] SyS_write+0x42/0x90
[<ffffffff81004aeb>] do_syscall_64+0x7b/0x160
[<ffffffff818000b6>] entry_SYSCALL_64_after_hwframe+0x59/0xbe
[<ffffffffffffffff>] 0xffffffffffffffff

These are the currently opened files:

openqa:~ # lsof -p 2941
COMMAND  PID      USER   FD   TYPE             DEVICE SIZE/OFF       NODE NAME
openqa  2941 geekotest  cwd    DIR              253,1     4096          2 /
openqa  2941 geekotest  rtd    DIR              253,1     4096          2 /
openqa  2941 geekotest  txt    REG              253,1  2099808      81338 /usr/bin/perl
openqa  2941 geekotest  mem    REG              253,1    26408      40882 /lib64/libnss_dns-2.26.so
openqa  2941 geekotest  mem    REG              253,1    18624     146367 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/BSD/Resource/Resource.so
openqa  2941 geekotest  mem    REG              253,1    60000     199100 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/JSON/XS/XS.so
openqa  2941 geekotest  mem    REG              253,1    51856     199241 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/HTML/Parser/Parser.so
openqa  2941 geekotest  mem    REG              253,1   615352      82961 /usr/lib64/libgmp.so.10.3.2
openqa  2941 geekotest  mem    REG              253,1    23032     198885 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Crypt/DH/GMP/GMP.so
openqa  2941 geekotest  mem    REG              253,1   235576      81507 /usr/lib64/liblzma.so.5.2.3
openqa  2941 geekotest  mem    REG              253,1  1469280      81602 /usr/lib64/libxml2.so.2.9.7
openqa  2941 geekotest  mem    REG              253,1   435720     199102 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/XML/LibXML/LibXML.so
openqa  2941 geekotest  mem    REG              253,1   236808      40959 /lib64/libtirpc.so.3.0.0
openqa  2941 geekotest  mem    REG              253,1   108632      85646 /usr/lib64/libnsl.so.2.0.0
openqa  2941 geekotest  mem    REG              253,1    55728      41269 /lib64/libnss_nis.so.2.0.0
openqa  2941 geekotest  mem    REG              253,1    41960      40769 /lib64/libnss_compat-2.26.so
openqa  2941 geekotest  mem    REG              253,1   575808      82142 /usr/lib64/libpcre.so.1.2.9
openqa  2941 geekotest  mem    REG              253,1   159456      40533 /lib64/libselinux.so.1
openqa  2941 geekotest  mem    REG              253,1    14648      84946 /usr/lib64/libkeyutils.so.1.6
openqa  2941 geekotest  mem    REG              253,1   118512      80019 /usr/lib64/libsasl2.so.3.0.0
openqa  2941 geekotest  mem    REG              253,1    96624      40972 /lib64/libresolv-2.26.so
openqa  2941 geekotest  mem    REG              253,1    60472      80064 /usr/lib64/liblber-2.4.so.2.10.9
openqa  2941 geekotest  mem    REG              253,1    52440      84055 /usr/lib64/libkrb5support.so.0.1
openqa  2941 geekotest  mem    REG              253,1    14720      83981 /usr/lib64/libcom_err.so.2.1
openqa  2941 geekotest  mem    REG              253,1   199576      84019 /usr/lib64/libk5crypto.so.3.1
openqa  2941 geekotest  mem    REG              253,1   900864      80707 /usr/lib64/libkrb5.so.3.3
openqa  2941 geekotest  mem    REG              253,1   335352      84621 /usr/lib64/libldap_r-2.4.so.2.10.9
openqa  2941 geekotest  mem    REG              253,1   309784      84013 /usr/lib64/libgssapi_krb5.so.2.2
openqa  2941 geekotest  mem    REG              253,1   319696      83674 /usr/lib64/libpq.so.5.12
openqa  2941 geekotest  mem    REG              253,1   277400     198098 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/DBD/Pg/Pg.so
openqa  2941 geekotest  mem    REG              253,1    51688     199117 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Params/Validate/XS/XS.so
openqa  2941 geekotest  mem    REG              253,1    18760     178240 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Time/Piece/Piece.so
openqa  2941 geekotest  mem    REG              253,1    14576     177724 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/I18N/Langinfo/Langinfo.so
openqa  2941 geekotest  mem    REG              253,1   169224     201127 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/YAML/XS/LibYAML/LibYAML.so
openqa  2941 geekotest  mem    REG              253,1   305168      85105 /usr/lib64/libcmark.so.0.28.3
openqa  2941 geekotest  mem    REG              253,1    38512     200950 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/CommonMark/CommonMark.so
openqa  2941 geekotest  mem    REG              253,1    18536     199832 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/DateTime/DateTime.so
openqa  2941 geekotest  mem    REG              253,1    10416     177739 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Tie/Hash/NamedCapture/NamedCapture.so
openqa  2941 geekotest  mem    REG              253,1     6208     178236 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Sys/Hostname/Hostname.so
openqa  2941 geekotest  mem    REG              253,1   146040     198863 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/DBI/DBI.so
openqa  2941 geekotest  mem    REG              253,1   117328     198599 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/List/MoreUtils/XS/XS.so
openqa  2941 geekotest  mem    REG              253,1    32280     199830 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Moose/Moose.so
openqa  2941 geekotest  mem    REG              253,1    10320     198138 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Sub/Identify/Identify.so
openqa  2941 geekotest  mem    REG              253,1    14528     199251 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Class/Load/XS/XS.so
openqa  2941 geekotest  mem    REG              253,1    18616     198222 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Params/Util/Util.so
openqa  2941 geekotest  mem    REG              253,1    55864     198897 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Class/XSAccessor/XSAccessor.so
openqa  2941 geekotest  mem    REG              253,1    10400     198135 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Sub/Name/Name.so
openqa  2941 geekotest  mem    REG              253,1    31120     198229 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Package/Stash/XS/XS.so
openqa  2941 geekotest  mem    REG              253,1    35648     193872 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Variable/Magic/Magic.so
openqa  2941 geekotest  mem    REG              253,1    10432     177745 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/attributes/attributes.so
openqa  2941 geekotest  mem    REG              253,1    88984     201379 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Cpanel/JSON/XS/XS.so
openqa  2941 geekotest  mem    REG              253,1    88800     177705 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/B/B.so
openqa  2941 geekotest  mem    REG              253,1  2681240      84318 /usr/lib64/libcrypto.so.1.1
openqa  2941 geekotest  mem    REG              253,1   442648      85368 /usr/lib64/libssl.so.1.1
openqa  2941 geekotest  mem    REG              253,1   502432     198238 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Net/SSLeay/SSLeay.so
openqa  2941 geekotest  mem    REG              253,1    60784      40897 /lib64/libnss_files-2.26.so
openqa  2941 geekotest  mem    REG              253,1   106088     138559 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/POSIX/POSIX.so
openqa  2941 geekotest  mem    REG              253,1    43488     139167 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Socket/Socket.so
openqa  2941 geekotest  mem    REG              253,1    18744     177722 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Hash/Util/FieldHash/FieldHash.so
openqa  2941 geekotest  mem    REG              253,1   548400     178244 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/re/re.so
openqa  2941 geekotest  mem    REG              253,1   579912     177743 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Unicode/Normalize/Normalize.so
openqa  2941 geekotest  mem    REG              253,1    41592      40978 /lib64/librt-2.26.so
openqa  2941 geekotest  mem    REG              253,1    26976     178239 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Time/HiRes/HiRes.so
openqa  2941 geekotest  mem    REG              253,1    14624     135933 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Cwd/Cwd.so
openqa  2941 geekotest  mem    REG              253,1    14480     177726 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/MIME/Base64/Base64.so
openqa  2941 geekotest  mem    REG              253,1    92216      40043 /lib64/libz.so.1.2.11
openqa  2941 geekotest  mem    REG              253,1    59944     177707 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Compress/Raw/Zlib/Zlib.so
openqa  2941 geekotest  mem    REG              253,1    18800     139165 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/IO/IO.so
openqa  2941 geekotest  mem    REG              253,1    27200     138557 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/File/Glob/Glob.so
openqa  2941 geekotest  mem    REG              253,1    89000     177736 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Storable/Storable.so
openqa  2941 geekotest  mem    REG              253,1    39432     127327 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/Encode/Encode.so
openqa  2941 geekotest  mem    REG              253,1    43216     139162 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Digest/SHA/SHA.so
openqa  2941 geekotest  mem    REG              253,1    18712     139163 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Fcntl/Fcntl.so
openqa  2941 geekotest  mem    REG              253,1    18728     139161 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Digest/MD5/MD5.so
openqa  2941 geekotest  mem    REG              253,1    39520     139160 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/Data/Dumper/Dumper.so
openqa  2941 geekotest  mem    REG              253,1    51872     146356 /usr/lib/perl5/vendor_perl/5.26.1/x86_64-linux-thread-multi/auto/List/Util/Util.so
openqa  2941 geekotest  mem    REG              253,1    18904     178243 /usr/lib/perl5/5.26.1/x86_64-linux-thread-multi/auto/mro/mro.so
openqa  2941 geekotest  mem    REG              253,1  2038456      39871 /lib64/libc-2.26.so
openqa  2941 geekotest  mem    REG              253,1   144048      40951 /lib64/libpthread-2.26.so
openqa  2941 geekotest  mem    REG              253,1    57448      40462 /lib64/libcrypt-2.26.so
openqa  2941 geekotest  mem    REG              253,1    18400      40529 /lib64/libdl-2.26.so
openqa  2941 geekotest  mem    REG              253,1  1355760      40535 /lib64/libm-2.26.so
openqa  2941 geekotest  mem    REG              253,1   180056      40288 /lib64/ld-2.26.so
openqa  2941 geekotest  mem    REG              253,1   330604     182205 /usr/lib/locale/en_US.utf8/LC_CTYPE
openqa  2941 geekotest  mem    REG              253,1    26244      27665 /usr/lib64/gconv/gconv-modules.cache
openqa  2941 geekotest    0r   CHR                1,3      0t0       1029 /dev/null
openqa  2941 geekotest    1u  unix 0xffff88018f5a4000      0t0  220143201 type=STREAM
openqa  2941 geekotest    2u  unix 0xffff88018f5a4000      0t0  220143201 type=STREAM
openqa  2941 geekotest    3u  IPv6          306583711      0t0        TCP localhost:9526->localhost:47984 (ESTABLISHED)
openqa  2941 geekotest    4u  unix 0xffff880100c19000      0t0  220142243 type=STREAM
openqa  2941 geekotest    5r   REG              253,1    14590     199991 /usr/lib/perl5/vendor_perl/5.26.1/Mojolicious/Plugin/AssetPack/Store.pm
openqa  2941 geekotest    6r   REG              253,1    39061     175849 /usr/share/openqa/assets/images/logo-not_complete.svg
openqa  2941 geekotest    7r   REG              253,1      690     175375 /usr/share/openqa/assets/images/logo-blocked-16.png
openqa  2941 geekotest    8r   REG              253,1    15448     175858 /usr/share/openqa/assets/images/suse.png
openqa  2941 geekotest    9w  FIFO               0,12      0t0  220140890 pipe
openqa  2941 geekotest   10u  IPv4          220140892      0t0        TCP localhost:9526 (LISTEN)
openqa  2941 geekotest   11r   REG              253,1      578     175373 /usr/share/openqa/assets/images/logo-16.png
openqa  2941 geekotest   12r   REG              253,1    38864     175382 /usr/share/openqa/assets/images/logo-cancelled.svg
openqa  2941 geekotest   13u  IPv6          220140894      0t0        TCP localhost:9526 (LISTEN)
openqa  2941 geekotest   14r   REG              253,1      695     175850 /usr/share/openqa/assets/images/logo-passed-16.png
openqa  2941 geekotest   15u  unix 0xffff88012ba0a400      0t0  306350390 type=STREAM
openqa  2941 geekotest   16u  unix 0xffff88031bad6c00      0t0  306360877 type=STREAM
openqa  2941 geekotest   17r   REG              253,1    38862     175378 /usr/share/openqa/assets/images/logo-blocked.svg
openqa  2941 geekotest   18r   REG              253,1      741     175854 /usr/share/openqa/assets/images/logo-softfailed-16.png
openqa  2941 geekotest   19u  IPv4          306574803      0t0        TCP 149.44.176.58:53238->149.44.176.6:amqps (ESTABLISHED)
openqa  2941 geekotest   20u  IPv4          306576774      0t0        TCP 149.44.176.58:54292->149.44.176.6:amqps (ESTABLISHED)
openqa  2941 geekotest   21r   REG             253,32 23597816 8589934864 /var/lib/openqa/share/factory/tmp/mojo.tmp.2EfuDNclUFYwonIY
openqa  2941 geekotest   22w   REG             253,48  4038656 4641774464 /var/lib/openqa/testresults/04737/04737242-sle-12-SP3-Server-DVD-Updates-x86_64-Build20200925-2-mru-qa_kernel_multipath_supportserver@64bit/video.ogv
openqa  2941 geekotest   40r   REG              253,1    39057     175388 /usr/share/openqa/assets/images/logo-failed.svg
openqa  2941 geekotest   41r   REG              253,1    38864     175853 /usr/share/openqa/assets/images/logo-scheduled.svg
openqa  2941 geekotest   42r   REG              253,1      578     175373 /usr/share/openqa/assets/images/logo-16.png
openqa  2941 geekotest   47r   REG              253,1      987     175859 /usr/share/openqa/assets/images/terminal.svg
openqa  2941 geekotest   48r   REG              253,1     1356     175370 /usr/share/openqa/assets/images/audio.svg
openqa  2941 geekotest   49r   REG              253,1    38952     175851 /usr/share/openqa/assets/images/logo-passed.svg
openqa  2941 geekotest   51r   REG              253,1      725     175386 /usr/share/openqa/assets/images/logo-failed-16.png
openqa  2941 geekotest   52r   REG              253,1    38862     175385 /usr/share/openqa/assets/images/logo-execution.svg
openqa  2941 geekotest   53r   REG              253,1    38688     175856 /usr/share/openqa/assets/images/logo.svg
openqa  2941 geekotest   55r   REG              253,1    99704     207584 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-brands-400.eot
openqa  2941 geekotest   68r   REG              253,1    99468     207590 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-brands-400.ttf
openqa  2941 geekotest   69r   REG              253,1    55144     207591 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-brands-400.woff2
openqa  2941 geekotest   70r   REG              253,1   511707     207587 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-brands-400.svg
openqa  2941 geekotest  152r   REG              253,1    30788     207592 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-regular-400.eot
openqa  2941 geekotest  153r   REG              253,1    30560     207595 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-regular-400.ttf
openqa  2941 geekotest  154r   REG              253,1    12216     207596 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-regular-400.woff2
openqa  2941 geekotest  155r   REG              253,1   103937     207593 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-regular-400.svg
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openqa  2941 geekotest  157r   REG              253,1   114928     208254 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-solid-900.ttf
openqa  2941 geekotest  158r   REG              253,1    44068     208255 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-solid-900.woff2
openqa  2941 geekotest  159r   REG              253,1   420283     208253 /usr/share/openqa/assets/cache/use.fontawesome.com/releases/v5.0.10/webfonts/fa-solid-900.svg
openqa  2941 geekotest  160r   REG              253,1      538     112208 /usr/share/openqa/assets/cache/cdnjs.cloudflare.com/ajax/libs/chosen/1.7.0/chosen-sprite.png
openqa  2941 geekotest  161r   REG              253,1      738     112493 /usr/share/openqa/assets/cache/cdnjs.cloudflare.com/ajax/libs/chosen/1.7.0/chosen-sprite@2x.png
openqa  2941 geekotest  162r   REG              253,1      677     175383 /usr/share/openqa/assets/images/logo-execution-16.png
openqa  2941 geekotest  164r   REG              253,1      723     175848 /usr/share/openqa/assets/images/logo-not_complete-16.png
openqa  2941 geekotest  165r   REG              253,1    38688     175856 /usr/share/openqa/assets/images/logo.svg
openqa  2941 geekotest  166r   REG              253,1    39061     175855 /usr/share/openqa/assets/images/logo-softfailed.svg
openqa  2941 geekotest  167r   REG              253,1      690     175852 /usr/share/openqa/assets/images/logo-scheduled-16.png
openqa  2941 geekotest  168r   REG              253,1    38864     175382 /usr/share/openqa/assets/images/logo-cancelled.svg
openqa  2941 geekotest  169r   REG              253,1      683     175381 /usr/share/openqa/assets/images/logo-cancelled-16.png
openqa  2941 geekotest  170r   REG              253,1      683     175381 /usr/share/openqa/assets/images/logo-cancelled-16.png

openqa.suse.de is also kind of unresponsive. Do we maybe need faster (NetApp storage)?

Actions #1

Updated by nicksinger over 3 years ago

Would be kind of interesting to know if we can schedule such maintenance tasks. We at least need to adjust our alerts if nothing else

Actions #2

Updated by okurz over 3 years ago

  • Priority changed from Normal to Urgent
  • Target version set to Ready

I am glad to see that you take the CPU usage alert still serious :D

What maintenance tasks do you mean?

Actions #3

Updated by okurz over 3 years ago

  • Tags set to alert
  • Status changed from New to Feedback
  • Assignee set to okurz

@nicksinger What maintenance tasks do you mean?

Actions #4

Updated by ilausuch over 3 years ago

  • Assignee deleted (okurz)
  • Target version deleted (Ready)

To know the load of the system in these cases would be interesting. Because maybe we have these alerts due to one core very high, but rest are idle, so the requests could work on the other cores. But, seems that in this case if this is affecting to the response time of user API requests, maybe there is a load problem. To have these metrics could be interesting to determine that if we have a load problem, the speed of all processes including API will be compromised because of the process context changes.

Actions #5

Updated by ilausuch over 3 years ago

  • Assignee set to okurz
  • Target version set to Ready
Actions #6

Updated by okurz over 3 years ago

ilausuch wrote:

To know the load of the system in these cases would be interesting. Because maybe we have these alerts due to one core very high, but rest are idle, so the requests could work on the other cores. But, seems that in this case if this is affecting to the response time of user API requests, maybe there is a load problem. To have these metrics could be interesting to determine that if we have a load problem, the speed of all processes including API will be compromised because of the process context changes.

you can take a look on the according grafana dashboards for the times when the situation happened. Then you can compare the CPU usage with other graphs that we have, e.g. response time on HTTP requests, HTTP response code, etc.

Actions #7

Updated by okurz over 3 years ago

  • Status changed from Feedback to Resolved
  • Priority changed from Urgent to Normal

As the problem is not existant anymore right now and https://stats.openqa-monitor.qa.suse.de/d/WebuiDb/webui-summary?orgId=1&panelId=23&fullscreen&edit&tab=alert&refresh=30s is green , the alert is enabled and fine, we can call this done as I assume what I asked is correct, i.e. an out-of-ordinary maintenance task on the storage backend caused some problems. If this hapens really seldomly and we act on it as in checking what is going on and finding out that this is planned maintenance I think it's ok as is.

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