---> uname -a: Linux prd-centos8-docker-8c-8g-613.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1075 27057 20 3754 30349 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:fc:8c:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.143/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fefc:8c55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2f:9c:8d:a1 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::42:2fff:fe9c:8da1/64 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) 09/10/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 190.10 14.71 175.39 3147.74 11507.72 05:14:01 PM 436.51 5.53 430.98 1231.66 17757.01 05:15:01 PM 241.27 3.45 237.82 472.64 43273.01 Average: 289.29 7.90 281.39 1617.29 24180.30 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28795640 30828552 3857732 11.81 2688 2348696 1838708 5.46 165284 3217540 255888 05:14:01 PM 27777340 30242212 4876032 14.93 2688 2770272 2116500 6.28 401120 3956136 229488 05:15:01 PM 27705912 31075572 4947460 15.15 2688 3664700 1534704 4.55 644856 3748300 165124 Average: 28092964 30715445 4560408 13.97 2688 2927889 1829971 5.43 403753 3640659 216833 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 248.93 185.62 2644.87 45.45 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 519.58 441.71 6026.56 60.80 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 616.28 554.07 6031.62 2398.30 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.48 18.39 0.54 261.43 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 461.60 393.81 4901.08 834.94 0.00 0.00 0.00 0.00 Average: docker0 2.49 6.13 0.18 87.15 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) 09/10/2026 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.67 0.00 1.23 0.49 0.01 85.59 05:13:01 PM 0 10.16 0.00 1.12 0.33 0.02 88.38 05:13:01 PM 1 4.22 0.00 1.03 0.52 0.02 94.21 05:13:01 PM 2 7.90 0.00 0.48 0.23 0.02 91.36 05:13:01 PM 3 27.71 0.00 2.09 0.78 0.00 69.42 05:13:01 PM 4 11.82 0.00 1.22 0.33 0.02 86.61 05:13:01 PM 5 5.93 0.00 0.97 0.32 0.02 92.77 05:13:01 PM 6 12.33 0.00 0.93 0.43 0.02 86.28 05:13:01 PM 7 21.32 0.00 2.00 1.00 0.00 75.68 05:14:01 PM all 28.43 0.00 1.77 1.16 0.01 68.62 05:14:01 PM 0 31.74 0.00 1.42 0.57 0.02 66.25 05:14:01 PM 1 39.52 0.00 1.98 0.82 0.00 57.68 05:14:01 PM 2 28.36 0.00 1.98 1.36 0.02 68.29 05:14:01 PM 3 18.14 0.00 1.90 1.12 0.02 78.82 05:14:01 PM 4 35.26 0.00 1.62 0.94 0.02 62.16 05:14:01 PM 5 23.21 0.00 2.17 3.05 0.02 71.55 05:14:01 PM 6 23.86 0.00 1.63 0.54 0.02 73.96 05:14:01 PM 7 27.27 0.00 1.51 0.90 0.02 70.31 05:15:01 PM all 17.31 0.00 2.54 0.85 0.03 79.27 05:15:01 PM 0 24.95 0.00 3.10 0.28 0.03 71.63 05:15:01 PM 1 21.14 0.00 2.25 0.82 0.02 75.77 05:15:01 PM 2 22.69 0.00 2.52 1.73 0.03 73.03 05:15:01 PM 3 19.14 0.00 2.86 1.92 0.03 76.05 05:15:01 PM 4 12.04 0.00 2.33 0.57 0.02 85.04 05:15:01 PM 5 17.07 0.00 2.71 0.71 0.02 79.50 05:15:01 PM 6 13.39 0.00 2.35 0.52 0.03 83.71 05:15:01 PM 7 8.08 0.00 2.20 0.24 0.03 89.45 Average: all 19.46 0.00 1.85 0.83 0.02 77.84 Average: 0 22.26 0.00 1.88 0.40 0.02 75.44 Average: 1 21.61 0.00 1.75 0.72 0.01 75.91 Average: 2 19.64 0.00 1.66 1.11 0.02 77.57 Average: 3 21.68 0.00 2.28 1.27 0.02 74.75 Average: 4 19.70 0.00 1.72 0.61 0.02 77.94 Average: 5 15.39 0.00 1.95 1.36 0.02 81.29 Average: 6 16.52 0.00 1.64 0.50 0.02 81.32 Average: 7 18.90 0.00 1.90 0.71 0.02 78.46