---> uname -a: Linux prd-centos8-docker-4c-4g-5045.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: 2800.000 BogoMIPS: 5600.00 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 1072 10816 20 3872 14338 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:f2:ba:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.139/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85931sec preferred_lft 85931sec inet6 fe80::f816:3eff:fef2:bab1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:2a:ce:19 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::42:67ff:fe2a:ce19/64 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) 12:29:58 LINUX RESTART (4 CPU) 12:30:01 PM tps rtps wtps bread/s bwrtn/s 12:31:01 PM 282.86 149.49 133.37 19243.39 37773.99 12:32:01 PM 62.86 0.33 62.52 32.53 5665.31 12:33:01 PM 229.14 5.30 223.84 755.01 13967.81 12:34:01 PM 58.06 1.48 56.58 441.59 8244.97 12:35:01 PM 10.75 0.00 10.75 0.00 941.73 12:36:01 PM 107.73 0.77 106.96 198.07 20621.88 12:37:01 PM 1216.26 95.15 1121.11 1698.25 29054.96 12:38:01 PM 63.61 24.04 39.57 475.57 2246.78 Average: 253.98 34.76 219.22 2878.48 14842.46 12:30:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:31:01 PM 13612212 15137732 2527104 15.66 2688 1755244 1114236 6.48 131624 2090224 58460 12:32:01 PM 13293276 15081268 2846040 17.63 2688 2004512 1120184 6.52 145400 2345584 179000 12:33:01 PM 12385376 14558024 3753940 23.26 2688 2375616 1613480 9.39 173972 3162096 212020 12:34:01 PM 11518176 13726776 4621140 28.63 2688 2409992 2664044 15.50 207624 3984056 56 12:35:01 PM 11143168 13694880 4996148 30.96 2688 2744096 2705276 15.74 207728 4328000 333284 12:36:01 PM 10753516 14051056 5385800 33.37 2688 3403376 1854132 10.79 340864 4408452 458632 12:37:01 PM 9258596 12799408 6880720 42.63 2688 3530236 1968536 11.45 391508 5558296 28 12:38:01 PM 11081444 14685796 5057872 31.34 2688 3587920 1224144 7.12 610692 3527960 25632 Average: 11630720 14216868 4508596 27.94 2688 2726374 1783004 10.37 276176 3675584 158389 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 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM eth0 241.15 146.65 815.85 62.52 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 82.57 57.04 1062.64 7.37 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 PM eth0 303.86 239.49 3428.87 38.45 0.00 0.00 0.00 0.00 12:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:34:01 PM eth0 24.01 18.31 188.92 4.56 0.00 0.00 0.00 0.00 12:34:01 PM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:34:01 PM vethc6f301b 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 12:35:01 PM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:35:01 PM eth0 129.93 56.27 2172.75 4.98 0.00 0.00 0.00 0.00 12:35:01 PM docker0 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 12:35:01 PM vethc6f301b 0.17 0.22 0.01 0.01 0.00 0.00 0.00 0.00 12:36:01 PM lo 7.31 7.31 5.26 5.26 0.00 0.00 0.00 0.00 12:36:01 PM eth0 167.46 123.14 1650.27 21.13 0.00 0.00 0.00 0.00 12:36:01 PM docker0 3.33 3.15 4.09 0.45 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 15.73 11.26 132.59 2.81 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 12:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 PM eth0 22.93 19.66 52.35 7.67 0.00 0.00 0.00 0.00 12:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.66 0.66 0.00 0.00 0.00 0.00 Average: eth0 123.22 83.73 1182.99 18.70 0.00 0.00 0.00 0.00 Average: docker0 0.45 0.44 0.51 0.06 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) 12:29:58 LINUX RESTART (4 CPU) 12:30:01 PM CPU %user %nice %system %iowait %steal %idle 12:31:01 PM all 26.31 0.00 5.03 2.65 0.00 66.01 12:31:01 PM 0 26.32 0.00 5.17 4.90 0.02 63.59 12:31:01 PM 1 24.35 0.00 4.95 3.90 0.00 66.80 12:31:01 PM 2 32.23 0.00 5.66 1.08 0.00 61.03 12:31:01 PM 3 22.33 0.00 4.35 0.71 0.00 72.60 12:32:01 PM all 10.31 0.00 1.02 0.31 0.02 88.34 12:32:01 PM 0 2.69 0.00 0.60 0.35 0.02 96.35 12:32:01 PM 1 27.67 0.00 2.39 0.55 0.02 69.38 12:32:01 PM 2 2.07 0.00 0.23 0.08 0.02 97.59 12:32:01 PM 3 8.81 0.00 0.85 0.27 0.02 90.05 12:33:01 PM all 21.51 0.00 2.13 1.15 0.01 75.20 12:33:01 PM 0 16.83 0.00 2.19 0.90 0.00 80.08 12:33:01 PM 1 28.91 0.00 2.87 1.29 0.02 66.91 12:33:01 PM 2 15.97 0.00 1.50 1.55 0.02 80.97 12:33:01 PM 3 24.33 0.00 1.97 0.87 0.00 72.83 12:34:01 PM all 15.08 0.00 0.67 0.39 0.01 83.85 12:34:01 PM 0 13.11 0.00 0.63 0.94 0.00 85.32 12:34:01 PM 1 14.46 0.00 0.53 0.20 0.02 84.78 12:34:01 PM 2 15.99 0.00 0.52 0.25 0.02 83.23 12:34:01 PM 3 16.76 0.00 0.98 0.18 0.00 82.07 12:35:01 PM all 2.44 0.00 0.89 0.05 0.01 96.61 12:35:01 PM 0 2.29 0.00 0.69 0.02 0.02 96.99 12:35:01 PM 1 2.94 0.00 1.05 0.02 0.00 95.99 12:35:01 PM 2 2.36 0.00 0.87 0.05 0.00 96.72 12:35:01 PM 3 2.16 0.00 0.95 0.10 0.02 96.77 12:36:01 PM all 31.55 0.09 5.07 0.66 0.01 62.62 12:36:01 PM 0 30.18 0.03 4.18 0.59 0.02 65.00 12:36:01 PM 1 39.43 0.20 6.07 0.50 0.02 53.78 12:36:01 PM 2 27.58 0.08 4.88 0.81 0.02 66.63 12:36:01 PM 3 28.99 0.03 5.14 0.72 0.00 65.11 12:37:01 PM all 29.33 0.00 5.83 8.47 0.02 56.35 12:37:01 PM 0 24.63 0.00 6.59 8.18 0.00 60.60 12:37:01 PM 1 38.74 0.00 6.60 11.46 0.02 43.18 12:37:01 PM 2 35.47 0.00 5.18 7.44 0.02 51.89 12:37:01 PM 3 18.47 0.00 4.96 6.81 0.03 69.73 12:38:01 PM all 29.18 0.00 2.03 0.48 0.02 68.30 12:38:01 PM 0 28.24 0.00 2.00 0.62 0.02 69.12 12:38:01 PM 1 31.27 0.00 1.99 0.50 0.02 66.22 12:38:01 PM 2 20.80 0.00 1.77 0.63 0.02 76.78 12:38:01 PM 3 36.42 0.00 2.34 0.15 0.02 61.08 Average: all 20.70 0.01 2.83 1.77 0.01 74.68 Average: 0 18.02 0.00 2.75 2.06 0.01 77.15 Average: 1 25.94 0.03 3.30 2.30 0.01 68.42 Average: 2 19.06 0.01 2.58 1.48 0.01 76.86 Average: 3 19.77 0.00 2.69 1.22 0.01 76.30