---> uname -a:
Linux prd-centos8-builder-4c-4g-3635.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux
---> lscpu:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 4
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 49
Model name: AMD EPYC-Rome Processor
Stepping: 0
CPU MHz: 2799.998
BogoMIPS: 5599.99
Virtualization: AMD-V
Hypervisor vendor: KVM
Virtualization type: full
L1d cache: 32K
L1i cache: 32K
L2 cache: 512K
L3 cache: 16384K
NUMA node0 CPU(s): 0-3
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities
---> nproc:
4
---> df -h:
Filesystem Size Used Avail Use% Mounted on
devtmpfs 7.7G 0 7.7G 0% /dev
tmpfs 7.7G 0 7.7G 0% /dev/shm
tmpfs 7.7G 17M 7.7G 1% /run
tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup
/dev/vda1 80G 12G 69G 15% /
tmpfs 1.6G 0 1.6G 0% /run/user/1001
---> free -m:
total used free shared buff/cache available
Mem: 15763 756 9731 19 5275 14657
Swap: 1023 0 1023
---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
link/ether fa:16:3e:4e:4a:af brd ff:ff:ff:ff:ff:ff
altname enp0s3
altname ens3
inet 10.30.106.78/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0
valid_lft 85633sec preferred_lft 85633sec
inet6 fe80::f816:3eff:fe4e:4aaf/64 scope link
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 02/25/2025 _x86_64_ (4 CPU)
22:19:20 LINUX RESTART (4 CPU)
10:20:00 PM tps rtps wtps bread/s bwrtn/s
10:20:01 PM 234.18 198.73 35.44 1670.89 17262.03
10:21:01 PM 221.01 73.14 147.87 2199.53 10890.85
10:22:01 PM 85.55 12.16 73.39 1612.80 5488.07
10:23:01 PM 416.23 4.33 411.90 1028.90 10908.00
10:24:01 PM 93.35 0.32 93.03 8.40 7016.48
10:25:01 PM 50.92 0.70 50.22 475.84 6415.79
10:26:01 PM 81.94 0.00 81.94 0.00 33134.79
10:27:01 PM 56.45 0.00 56.45 0.00 18764.22
10:28:01 PM 20.18 0.00 20.18 0.00 3016.04
10:29:01 PM 42.86 0.00 42.86 0.00 3436.84
10:30:00 PM 39.62 0.00 39.62 0.00 5841.82
10:30:01 PM 28.26 0.00 28.26 0.00 800.00
10:31:01 PM 120.96 0.43 120.53 24.26 3989.02
10:32:01 PM 50.87 0.27 50.61 43.59 19307.63
Average: 106.79 7.82 98.96 450.82 10684.56
10:20:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
10:20:01 PM 13723664 15189252 2417868 14.98 2688 1685128 857220 4.99 169572 1923104 81124
10:21:01 PM 13346992 15165388 2794540 17.31 2688 2016912 772872 4.50 201124 2186564 114612
10:22:01 PM 12896828 14828176 3244704 20.10 2688 2116632 1107948 6.45 211296 2583084 49664
10:23:01 PM 11012384 13320552 5129148 31.78 2688 2476456 2418644 14.07 337760 4301072 141680
10:24:01 PM 10644528 13122444 5497004 34.06 2688 2639632 2503396 14.56 484040 4510416 121444
10:25:01 PM 9787236 12710092 6354296 39.37 2688 3076012 2862316 16.65 562480 5272360 366460
10:26:01 PM 7779348 11842364 8362184 51.81 2688 4207456 3738040 21.75 663632 7162804 521760
10:27:01 PM 7642948 11813192 8498584 52.65 2688 4310604 3745112 21.79 717860 7237296 77060
10:28:01 PM 7613116 11806628 8528416 52.84 2688 4331744 3754896 21.84 724580 7257192 14260
10:29:01 PM 7344912 11773796 8796620 54.50 2688 4560928 3768384 21.92 755212 7483120 155332
10:30:00 PM 7280328 11777644 8861204 54.90 2688 4625056 3786032 22.02 774164 7520212 59596
10:30:01 PM 7279904 11777092 8861628 54.90 2688 4625056 3786032 22.02 775340 7519464 58236
10:31:01 PM 9973276 15005332 6168256 38.21 2688 5163388 857476 4.99 1151060 4465060 552256
10:32:01 PM 10030188 15074744 6111344 37.86 2688 5175824 796572 4.63 1325164 4233192 11940
Average: 9739689 13229050 6401843 39.66 2688 3643631 2482496 14.44 632377 5261067 166102
10:20:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
10:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:20:01 PM eth0 959.49 665.82 7765.90 49.39 0.00 0.00 0.00 0.00
10:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:21:01 PM eth0 215.33 162.78 1335.73 38.36 0.00 0.00 0.00 0.00
10:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:22:01 PM eth0 481.77 515.41 1199.26 150.42 0.00 0.00 0.00 0.00
10:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:23:01 PM eth0 385.22 310.60 4906.81 46.95 0.00 0.00 0.00 0.00
10:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:24:01 PM eth0 157.64 127.38 2434.37 22.54 0.00 0.00 0.00 0.00
10:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:25:01 PM eth0 67.64 67.29 518.71 17.61 0.00 0.00 0.00 0.00
10:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:26:01 PM eth0 77.79 68.84 775.30 16.21 0.00 0.00 0.00 0.00
10:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:27:01 PM eth0 99.50 84.17 1338.39 18.54 0.00 0.00 0.00 0.00
10:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:28:01 PM eth0 23.93 24.13 38.47 7.35 0.00 0.00 0.00 0.00
10:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:29:01 PM eth0 87.55 70.52 978.39 14.14 0.00 0.00 0.00 0.00
10:30:00 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:30:00 PM eth0 72.62 69.03 621.56 19.32 0.00 0.00 0.00 0.00
10:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:30:01 PM eth0 4.35 4.35 0.99 1.50 0.00 0.00 0.00 0.00
10:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:31:01 PM eth0 226.11 232.74 66.95 140.31 0.00 0.00 0.00 0.00
10:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
10:32:01 PM eth0 821.60 1002.23 480.56 8853.13 0.00 0.00 0.00 0.00
Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Average: eth0 227.11 228.32 1230.89 777.89 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 02/25/2025 _x86_64_ (4 CPU)
22:19:20 LINUX RESTART (4 CPU)
10:20:00 PM CPU %user %nice %system %iowait %steal %idle
10:20:01 PM all 19.37 2.54 27.62 4.13 0.32 46.03
10:20:01 PM 0 2.50 2.50 25.00 3.75 0.00 66.25
10:20:01 PM 1 24.36 3.85 35.90 5.13 1.28 29.49
10:20:01 PM 2 48.72 1.28 16.67 5.13 0.00 28.21
10:20:01 PM 3 2.53 2.53 32.91 2.53 0.00 59.49
10:21:01 PM all 16.49 0.64 10.22 2.60 0.09 69.96
10:21:01 PM 0 13.65 0.53 9.43 1.82 0.08 74.49
10:21:01 PM 1 20.56 0.70 11.16 2.86 0.10 64.62
10:21:01 PM 2 23.57 0.57 10.58 2.97 0.10 62.21
10:21:01 PM 3 8.21 0.74 9.71 2.75 0.08 78.51
10:22:01 PM all 8.26 0.00 1.83 0.87 0.10 88.93
10:22:01 PM 0 8.49 0.00 2.06 0.97 0.10 88.38
10:22:01 PM 1 6.87 0.00 1.86 1.91 0.08 89.27
10:22:01 PM 2 8.82 0.00 2.32 0.20 0.12 88.54
10:22:01 PM 3 8.86 0.00 1.09 0.39 0.12 89.54
10:23:01 PM all 62.57 0.00 3.06 1.88 0.11 32.38
10:23:01 PM 0 66.36 0.00 2.91 2.12 0.12 28.49
10:23:01 PM 1 61.88 0.00 3.51 2.44 0.12 32.05
10:23:01 PM 2 61.31 0.00 3.00 2.30 0.10 33.29
10:23:01 PM 3 60.74 0.00 2.82 0.67 0.10 35.67
10:24:01 PM all 56.51 0.00 3.12 0.64 0.11 39.62
10:24:01 PM 0 57.70 0.00 4.08 0.62 0.10 37.50
10:24:01 PM 1 62.21 0.00 3.58 0.79 0.12 33.31
10:24:01 PM 2 51.27 0.00 1.76 0.42 0.12 46.43
10:24:01 PM 3 54.86 0.00 3.06 0.74 0.10 41.25
10:25:01 PM all 62.28 0.00 2.55 0.55 0.10 34.52
10:25:01 PM 0 68.00 0.00 1.94 0.77 0.10 29.19
10:25:01 PM 1 62.12 0.00 4.54 0.59 0.08 32.67
10:25:01 PM 2 64.35 0.00 1.46 0.67 0.10 33.42
10:25:01 PM 3 54.66 0.00 2.26 0.17 0.10 42.81
10:26:01 PM all 48.22 0.00 2.51 1.78 0.08 47.41
10:26:01 PM 0 52.08 0.00 2.76 1.10 0.08 43.97
10:26:01 PM 1 44.77 0.00 2.31 1.07 0.08 51.76
10:26:01 PM 2 51.69 0.00 2.97 2.85 0.08 42.40
10:26:01 PM 3 44.30 0.00 2.00 2.11 0.08 51.50
10:27:01 PM all 50.07 0.00 3.40 1.28 0.08 45.17
10:27:01 PM 0 41.80 0.00 2.30 2.40 0.08 53.42
10:27:01 PM 1 45.71 0.00 1.98 0.24 0.08 51.98
10:27:01 PM 2 52.50 0.00 3.34 1.88 0.08 42.20
10:27:01 PM 3 60.26 0.00 5.99 0.59 0.08 33.08
10:28:01 PM all 45.86 0.00 3.52 0.26 0.08 50.27
10:28:01 PM 0 39.01 0.00 1.74 0.00 0.08 59.16
10:28:01 PM 1 59.80 0.00 6.39 0.24 0.08 33.49
10:28:01 PM 2 37.58 0.00 1.99 0.76 0.10 59.57
10:28:01 PM 3 47.07 0.00 3.98 0.05 0.07 48.83
10:29:01 PM all 50.34 0.00 3.07 0.35 0.09 46.14
10:29:01 PM 0 56.31 0.00 3.64 0.05 0.10 39.90
10:29:01 PM 1 49.35 0.00 2.18 0.24 0.08 48.14
10:29:01 PM 2 56.01 0.00 4.48 0.40 0.08 39.02
10:29:01 PM 3 39.67 0.00 1.98 0.72 0.10 57.52
10:30:00 PM all 36.48 0.00 2.27 0.24 0.08 60.94
10:30:00 PM 0 36.47 0.00 2.52 0.12 0.09 60.80
10:30:00 PM 1 37.71 0.00 2.82 0.10 0.08 59.28
10:30:00 PM 2 33.44 0.00 1.38 0.10 0.05 65.04
10:30:00 PM 3 38.28 0.00 2.38 0.63 0.08 58.63
10:30:00 PM CPU %user %nice %system %iowait %steal %idle
10:30:01 PM all 50.97 0.00 3.88 0.28 0.00 44.88
10:30:01 PM 0 47.19 0.00 3.37 1.12 0.00 48.31
10:30:01 PM 1 50.55 0.00 3.30 0.00 0.00 46.15
10:30:01 PM 2 42.70 0.00 1.12 0.00 0.00 56.18
10:30:01 PM 3 63.04 0.00 7.61 0.00 0.00 29.35
10:31:01 PM all 34.75 0.00 5.36 0.39 0.09 59.40
10:31:01 PM 0 33.63 0.00 4.98 0.64 0.10 60.65
10:31:01 PM 1 35.41 0.00 7.12 0.07 0.08 57.32
10:31:01 PM 2 36.67 0.00 5.42 0.47 0.10 57.34
10:31:01 PM 3 33.28 0.00 3.94 0.39 0.08 62.31
10:32:01 PM all 16.14 0.00 2.36 1.67 0.11 79.73
10:32:01 PM 0 19.66 0.00 2.50 0.13 0.10 77.60
10:32:01 PM 1 23.40 0.00 2.82 0.08 0.12 73.58
10:32:01 PM 2 16.04 0.00 2.55 3.41 0.12 77.88
10:32:01 PM 3 5.39 0.00 1.55 3.07 0.10 89.89
Average: all 40.66 0.06 3.64 1.05 0.09 54.51
Average: 0 41.06 0.05 3.43 0.90 0.09 54.46
Average: 1 42.47 0.06 4.22 0.89 0.10 52.26
Average: 2 41.13 0.05 3.45 1.37 0.10 53.90
Average: 3 37.97 0.06 3.44 1.02 0.09 57.42