---> uname -a: Linux prd-centos8-docker-4c-4g-5042.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): 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 15761 1052 10833 20 3875 14358 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:51:53:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85919sec preferred_lft 85919sec inet6 fe80::f816:3eff:fe51:53de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a8:1b:d5:45 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 inet6 fe80::42:a8ff:fe1b:d545/64 scope link 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) 11/02/2026 _x86_64_ (4 CPU) 12:28:50 LINUX RESTART (4 CPU) 12:30:01 PM tps rtps wtps bread/s bwrtn/s 12:31:01 PM 62.51 0.33 62.17 32.53 4600.17 12:32:01 PM 235.97 5.81 230.16 743.89 15370.66 12:33:01 PM 49.45 0.52 48.93 418.79 6548.37 12:34:01 PM 46.34 0.33 46.01 4.67 11889.25 12:35:01 PM 80.74 0.18 80.56 25.72 9921.28 12:36:01 PM 1186.04 95.13 1090.90 1697.97 28075.66 12:37:01 PM 66.44 23.84 42.60 475.57 2274.04 Average: 246.79 18.02 228.77 485.61 11240.06 12:30:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:31:01 PM 13311400 15103580 2827908 17.52 2688 2009204 1126192 6.55 139076 2331760 174060 12:32:01 PM 11656696 13846140 4482612 27.77 2688 2392052 2369420 13.79 194564 3864656 170644 12:33:01 PM 11463096 13679932 4676212 28.97 2688 2418440 2870100 16.70 206688 4036300 64 12:34:01 PM 9641516 12212508 6497792 40.26 2688 2762656 4547140 26.46 277084 5743328 1232 12:35:01 PM 10518868 13925804 5620440 34.82 2688 3476080 1854944 10.79 341360 4586268 527900 12:36:01 PM 9526304 13070296 6613004 40.97 2688 3533680 1986104 11.56 392184 5286452 20 12:37:01 PM 11099304 14706144 5040004 31.23 2688 3591360 1218756 7.09 610936 3507852 25628 Average: 11031026 13792058 5108282 31.65 2688 2883353 2281808 13.28 308842 4193802 128507 12:30:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM eth0 65.04 44.24 909.03 10.53 0.00 0.00 0.00 0.00 12:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 PM eth0 293.99 245.95 3456.77 39.10 0.00 0.00 0.00 0.00 12:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 PM lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM eth0 11.31 8.95 101.55 1.97 0.00 0.00 0.00 0.00 12:33:01 PM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:33:01 PM veth1d38360 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 12:34:01 PM lo 0.82 0.82 0.77 0.77 0.00 0.00 0.00 0.00 12:34:01 PM eth0 139.11 64.46 2175.73 5.54 0.00 0.00 0.00 0.00 12:34:01 PM docker0 0.60 0.65 0.74 0.06 0.00 0.00 0.00 0.00 12:34:01 PM veth1d38360 0.18 0.23 0.01 0.01 0.00 0.00 0.00 0.00 12:34:01 PM veth0407df7 0.42 0.57 0.73 0.06 0.00 0.00 0.00 0.00 12:35:01 PM lo 6.61 6.61 4.54 4.54 0.00 0.00 0.00 0.00 12:35:01 PM eth0 170.58 132.21 1723.21 23.33 0.00 0.00 0.00 0.00 12:35:01 PM docker0 2.73 2.42 3.36 0.38 0.00 0.00 0.00 0.00 12:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 PM eth0 4.55 3.32 58.55 0.64 0.00 0.00 0.00 0.00 12:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 PM eth0 24.96 19.11 53.70 7.99 0.00 0.00 0.00 0.00 12:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.76 0.76 0.00 0.00 0.00 0.00 Average: eth0 101.36 74.03 1211.20 12.73 0.00 0.00 0.00 0.00 Average: docker0 0.49 0.47 0.59 0.07 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) 11/02/2026 _x86_64_ (4 CPU) 12:28:50 LINUX RESTART (4 CPU) 12:30:01 PM CPU %user %nice %system %iowait %steal %idle 12:31:01 PM all 9.70 0.00 0.90 0.29 0.02 89.10 12:31:01 PM 0 3.77 0.00 0.37 0.25 0.02 95.59 12:31:01 PM 1 12.54 0.00 1.42 0.30 0.03 85.70 12:31:01 PM 2 9.82 0.00 0.65 0.12 0.00 89.41 12:31:01 PM 3 12.65 0.00 1.15 0.50 0.02 85.68 12:32:01 PM all 34.39 0.00 2.48 1.22 0.06 61.84 12:32:01 PM 0 30.55 0.00 2.52 1.45 0.05 65.43 12:32:01 PM 1 31.62 0.00 2.00 0.70 0.05 65.63 12:32:01 PM 2 49.45 0.00 3.03 1.40 0.10 46.02 12:32:01 PM 3 25.96 0.00 2.38 1.32 0.05 70.29 12:33:01 PM all 2.59 0.00 0.37 0.26 0.01 96.77 12:33:01 PM 0 2.91 0.00 0.30 0.00 0.02 96.77 12:33:01 PM 1 2.44 0.00 0.42 0.30 0.02 96.83 12:33:01 PM 2 2.60 0.00 0.40 0.57 0.02 96.41 12:33:01 PM 3 2.39 0.00 0.35 0.18 0.00 97.08 12:34:01 PM all 7.44 0.04 1.54 0.31 0.00 90.67 12:34:01 PM 0 8.59 0.12 1.66 0.47 0.00 89.17 12:34:01 PM 1 6.52 0.02 1.44 0.05 0.02 91.95 12:34:01 PM 2 7.39 0.02 1.59 0.69 0.00 90.31 12:34:01 PM 3 7.25 0.00 1.46 0.03 0.00 91.27 12:35:01 PM all 30.54 0.06 7.07 0.26 0.04 62.03 12:35:01 PM 0 27.09 0.02 7.47 0.46 0.05 64.92 12:35:01 PM 1 40.28 0.02 7.88 0.10 0.03 51.70 12:35:01 PM 2 28.40 0.19 6.64 0.29 0.02 64.47 12:35:01 PM 3 26.35 0.03 6.29 0.19 0.05 67.08 12:36:01 PM all 32.51 0.00 5.24 6.70 0.05 55.50 12:36:01 PM 0 20.37 0.00 4.95 6.68 0.03 67.97 12:36:01 PM 1 22.50 0.00 4.82 6.22 0.07 66.39 12:36:01 PM 2 67.26 0.00 5.73 6.81 0.07 20.13 12:36:01 PM 3 19.94 0.00 5.44 7.10 0.05 67.47 12:37:01 PM all 29.60 0.00 2.18 0.44 0.05 67.72 12:37:01 PM 0 18.41 0.00 1.92 0.50 0.05 79.12 12:37:01 PM 1 36.46 0.00 2.29 0.48 0.05 60.71 12:37:01 PM 2 48.44 0.00 2.87 0.65 0.05 47.99 12:37:01 PM 3 15.12 0.00 1.65 0.12 0.05 83.06 Average: all 20.95 0.01 2.82 1.36 0.03 74.83 Average: 0 15.94 0.02 2.73 1.40 0.03 79.88 Average: 1 21.75 0.00 2.89 1.17 0.04 74.15 Average: 2 30.47 0.03 2.98 1.50 0.04 64.98 Average: 3 15.64 0.00 2.67 1.35 0.03 80.30