---> uname -a: Linux prd-centos8-docker-4c-4g-2504.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 1033 10810 20 3916 14377 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:23:c5:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85885sec preferred_lft 85885sec inet6 fe80::f816:3eff:fe23:c54a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ea:8d:56:4b 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:eaff:fe8d:564b/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) 10/17/2026 _x86_64_ (4 CPU) 13:54:46 LINUX RESTART (4 CPU) 01:56:01 PM tps rtps wtps bread/s bwrtn/s 01:57:01 PM 53.24 0.33 52.91 32.53 4164.62 01:58:01 PM 155.96 4.88 151.07 445.78 12853.42 01:59:01 PM 122.05 1.20 120.85 326.35 9412.16 02:00:01 PM 10.95 0.47 10.48 395.47 679.74 02:01:01 PM 91.20 1.52 89.69 81.04 19616.96 02:02:01 PM 1193.05 74.53 1118.52 1409.19 30517.06 02:03:01 PM 88.55 44.24 44.31 718.95 1882.25 Average: 245.05 18.17 226.88 487.09 11305.14 01:56:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:57:01 PM 13391508 15135060 2747808 17.03 2688 1960652 1097516 6.39 140512 2252920 137272 01:58:01 PM 12695200 14731192 3444116 21.34 2688 2242216 1526352 8.88 160628 2878532 94088 01:59:01 PM 11645440 13845428 4493876 27.84 2688 2402984 2347692 13.66 207884 3863856 40 02:00:01 PM 11252384 13792148 4886932 30.28 2688 2736788 2729896 15.88 209496 4232636 308200 02:01:01 PM 11484984 14295308 4654332 28.84 2688 2998160 1791032 10.42 353972 3821420 14096 02:02:01 PM 10248796 13826104 5890520 36.50 2688 3568420 1860084 10.82 401600 4570420 6824 02:03:01 PM 11110356 14748280 5028960 31.16 2688 3625684 1189812 6.92 607008 3508420 32068 Average: 11689810 14339074 4449506 27.57 2688 2790701 1791769 10.42 297300 3589743 84655 01:56:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:57:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 PM eth0 50.32 33.78 791.81 7.09 0.00 0.00 0.00 0.00 01:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM eth0 143.05 120.06 1488.87 22.29 0.00 0.00 0.00 0.00 01:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 PM eth0 205.53 170.77 2389.16 21.08 0.00 0.00 0.00 0.00 01:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 PM lo 0.25 0.25 0.02 0.02 0.00 0.00 0.00 0.00 02:00:01 PM eth0 230.97 94.04 2275.72 7.43 0.00 0.00 0.00 0.00 02:00:01 PM docker0 0.20 0.30 0.01 0.02 0.00 0.00 0.00 0.00 02:00:01 PM veth68c2e94 0.20 0.45 0.01 0.04 0.00 0.00 0.00 0.00 02:01:01 PM lo 6.38 6.38 4.59 4.59 0.00 0.00 0.00 0.00 02:01:01 PM eth0 70.29 52.35 687.89 12.60 0.00 0.00 0.00 0.00 02:01:01 PM docker0 3.33 3.22 4.09 0.46 0.00 0.00 0.00 0.00 02:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 PM eth0 133.38 95.79 1178.22 15.67 0.00 0.00 0.00 0.00 02:02:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 14.15 12.38 44.55 5.05 0.00 0.00 0.00 0.00 02:03:01 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 121.10 82.74 1265.19 13.03 0.00 0.00 0.00 0.00 Average: docker0 0.50 0.50 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) 10/17/2026 _x86_64_ (4 CPU) 13:54:46 LINUX RESTART (4 CPU) 01:56:01 PM CPU %user %nice %system %iowait %steal %idle 01:57:01 PM all 8.42 0.00 0.84 0.25 0.01 90.47 01:57:01 PM 0 13.86 0.00 1.28 0.42 0.02 84.43 01:57:01 PM 1 1.34 0.00 0.30 0.12 0.00 98.25 01:57:01 PM 2 5.43 0.00 0.55 0.32 0.00 93.70 01:57:01 PM 3 13.03 0.00 1.23 0.17 0.02 85.55 01:58:01 PM all 17.15 0.00 1.63 1.01 0.01 80.20 01:58:01 PM 0 30.66 0.00 2.67 1.57 0.00 65.10 01:58:01 PM 1 15.95 0.00 1.57 0.99 0.02 81.48 01:58:01 PM 2 9.65 0.00 0.70 0.34 0.02 89.29 01:58:01 PM 3 12.32 0.00 1.56 1.16 0.00 84.96 01:59:01 PM all 20.75 0.00 1.01 0.62 0.02 77.60 01:59:01 PM 0 19.32 0.00 1.00 0.58 0.02 79.08 01:59:01 PM 1 23.90 0.00 1.19 1.07 0.02 73.83 01:59:01 PM 2 17.70 0.00 1.29 0.67 0.00 80.34 01:59:01 PM 3 22.09 0.00 0.57 0.17 0.03 77.14 02:00:01 PM all 2.53 0.00 0.95 0.05 0.00 96.46 02:00:01 PM 0 2.61 0.00 1.02 0.02 0.00 96.35 02:00:01 PM 1 2.66 0.00 0.94 0.03 0.00 96.37 02:00:01 PM 2 2.15 0.00 1.04 0.13 0.00 96.67 02:00:01 PM 3 2.71 0.00 0.82 0.03 0.00 96.44 02:01:01 PM all 24.71 0.11 2.18 0.72 0.01 72.26 02:01:01 PM 0 22.06 0.00 1.67 0.22 0.00 76.05 02:01:01 PM 1 25.47 0.32 2.24 1.34 0.00 70.63 02:01:01 PM 2 24.19 0.03 2.58 0.62 0.03 72.54 02:01:01 PM 3 27.10 0.08 2.24 0.72 0.02 69.84 02:02:01 PM all 22.15 0.00 10.59 8.07 0.02 59.17 02:02:01 PM 0 13.84 0.00 9.51 7.49 0.00 69.16 02:02:01 PM 1 26.64 0.00 11.54 7.87 0.02 53.94 02:02:01 PM 2 17.53 0.00 10.38 10.58 0.02 61.48 02:02:01 PM 3 30.59 0.00 10.96 6.35 0.03 52.06 02:03:01 PM all 41.63 0.00 1.87 0.67 0.02 55.81 02:03:01 PM 0 28.91 0.00 1.65 0.28 0.02 69.13 02:03:01 PM 1 50.20 0.00 2.06 0.84 0.03 46.87 02:03:01 PM 2 30.94 0.00 1.67 0.82 0.02 66.55 02:03:01 PM 3 56.49 0.00 2.09 0.75 0.02 40.65 Average: all 19.62 0.02 2.71 1.62 0.01 76.03 Average: 0 18.76 0.00 2.67 1.50 0.01 77.06 Average: 1 20.87 0.05 2.81 1.74 0.01 74.53 Average: 2 15.38 0.00 2.59 1.91 0.01 80.11 Average: 3 23.46 0.01 2.76 1.32 0.02 72.43