---> uname -a: Linux prd-centos8-docker-8c-8g-954.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1013 28268 19 2605 30422 Swap: 1023 0 1023 ---> ip addr: 1: lo: 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: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:90:dd:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.181/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe90:dd53/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ef:c4:a5:b8 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/19/2026 _x86_64_ (8 CPU) 05:18:01 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:00 AM 139.92 2.68 137.24 359.18 13297.01 05:20:01 AM 683.04 10.71 672.32 607.14 19500.89 05:21:01 AM 158.04 2.55 155.49 951.26 7650.66 05:22:01 AM 64.63 1.08 63.55 77.17 5469.54 Average: 124.24 2.15 122.09 464.11 8844.01 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:00 AM 28341888 30258328 4311484 13.20 2688 2231368 2519300 7.48 161104 3674600 110260 05:20:01 AM 28297340 30215288 4356032 13.34 2688 2232660 2519300 7.48 161524 3717416 110824 05:21:01 AM 27384784 29491912 5268588 16.13 2688 2414796 2982748 8.85 222812 4538384 71016 05:22:01 AM 28946680 31151688 3706692 11.35 2688 2509444 1472008 4.37 243900 2953680 48624 Average: 28242673 30279304 4410699 13.51 2688 2347067 2373339 7.04 197335 3721020 85181 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM eth0 190.52 155.02 1504.09 47.25 0.00 0.00 0.00 0.00 05:20:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 116.07 151.79 319.75 45.91 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 209.43 190.47 1966.50 37.68 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 167.66 159.85 803.28 140.40 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 188.74 168.43 1417.28 75.10 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/19/2026 _x86_64_ (8 CPU) 05:18:01 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:00 AM all 11.27 0.00 1.10 0.71 0.05 86.86 05:20:00 AM 0 11.89 0.00 1.02 0.46 0.03 86.60 05:20:00 AM 1 8.94 0.00 0.85 0.26 0.05 89.90 05:20:00 AM 2 9.57 0.00 1.06 1.94 0.07 87.36 05:20:00 AM 3 29.06 0.00 2.21 0.68 0.07 67.98 05:20:00 AM 4 2.30 0.00 0.72 0.29 0.05 96.64 05:20:00 AM 5 12.29 0.00 1.05 1.43 0.03 85.19 05:20:00 AM 6 10.16 0.00 1.14 0.44 0.05 88.21 05:20:00 AM 7 5.96 0.00 0.77 0.20 0.05 93.02 05:20:01 AM all 15.03 0.00 2.78 1.56 0.00 80.62 05:20:01 AM 0 0.88 0.00 0.88 0.00 0.00 98.23 05:20:01 AM 1 0.88 0.00 0.88 0.00 0.00 98.23 05:20:01 AM 2 23.42 0.00 2.70 0.00 0.00 73.87 05:20:01 AM 3 48.67 0.00 0.88 0.00 0.00 50.44 05:20:01 AM 4 21.24 0.00 5.31 1.77 0.00 71.68 05:20:01 AM 5 15.32 0.00 5.41 6.31 0.00 72.97 05:20:01 AM 6 1.80 0.00 3.60 4.50 0.00 90.09 05:20:01 AM 7 7.96 0.00 2.65 0.00 0.00 89.38 05:21:01 AM all 40.84 0.00 1.60 0.49 0.09 56.98 05:21:01 AM 0 35.89 0.00 1.47 0.52 0.10 62.02 05:21:01 AM 1 32.26 0.00 2.12 1.37 0.08 64.16 05:21:01 AM 2 37.35 0.00 1.92 0.74 0.08 59.90 05:21:01 AM 3 48.44 0.00 1.77 0.52 0.10 49.16 05:21:01 AM 4 38.95 0.00 0.99 0.02 0.08 59.97 05:21:01 AM 5 39.41 0.00 1.86 0.42 0.12 58.20 05:21:01 AM 6 54.20 0.00 1.35 0.12 0.08 44.25 05:21:01 AM 7 40.17 0.00 1.35 0.23 0.08 58.16 05:22:01 AM all 31.81 0.00 1.59 0.23 0.09 66.29 05:22:01 AM 0 36.01 0.00 1.77 0.08 0.08 62.05 05:22:01 AM 1 31.55 0.00 2.01 0.63 0.08 65.73 05:22:01 AM 2 25.64 0.00 1.47 0.38 0.08 72.42 05:22:01 AM 3 46.86 0.00 1.65 0.22 0.08 51.19 05:22:01 AM 4 36.72 0.00 1.61 0.07 0.10 61.51 05:22:01 AM 5 19.93 0.00 1.67 0.07 0.08 78.25 05:22:01 AM 6 31.62 0.00 1.45 0.10 0.10 66.73 05:22:01 AM 7 26.12 0.00 1.05 0.30 0.07 72.46 Average: all 27.99 0.00 1.44 0.48 0.08 70.01 Average: 0 27.85 0.00 1.42 0.35 0.07 70.30 Average: 1 24.19 0.00 1.66 0.75 0.07 73.32 Average: 2 24.27 0.00 1.49 1.01 0.08 73.14 Average: 3 41.57 0.00 1.87 0.47 0.08 56.00 Average: 4 26.12 0.00 1.13 0.13 0.08 72.54 Average: 5 23.89 0.00 1.55 0.67 0.08 73.81 Average: 6 31.94 0.00 1.33 0.25 0.08 66.40 Average: 7 24.09 0.00 1.07 0.25 0.07 74.53