---> uname -a: Linux prd-centos8-docker-8c-8g-6907.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1078 27051 19 3757 30347 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:e9:bf:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.108/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fee9:bf72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9d:a4:f6:89 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::42:9dff:fea4:f689/64 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) 06/04/2026 _x86_64_ (8 CPU) 17:11:58 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 523.04 15.54 507.50 3939.63 18319.09 05:15:01 PM 282.57 6.03 276.54 841.85 39315.63 05:16:01 PM 119.08 3.03 116.04 133.02 17108.23 Average: 308.24 8.20 300.04 1638.30 24913.95 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28432232 30679824 4221140 12.93 2688 2555636 1869712 5.55 217296 3502524 213976 05:15:01 PM 26375936 29558060 6277436 19.22 2688 3480512 2854568 8.47 501792 5228072 2752 05:16:01 PM 27769684 31144536 4883688 14.96 2688 3668312 1477084 4.38 831536 3497952 8604 Average: 27525951 30460807 5127421 15.70 2688 3234820 2067121 6.13 516875 4076183 75111 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 436.88 377.91 4625.73 74.85 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 553.57 437.89 8814.17 52.39 0.00 0.00 0.00 0.00 05:15:01 PM docker0 1.27 2.18 0.10 47.59 0.00 0.00 0.00 0.00 05:15:01 PM veth5a20038 1.27 2.20 0.12 47.59 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 252.35 267.66 435.01 2370.63 0.00 0.00 0.00 0.00 05:16:01 PM docker0 5.06 11.41 0.39 209.36 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 414.27 361.15 4624.97 832.58 0.00 0.00 0.00 0.00 Average: docker0 2.11 4.53 0.16 85.65 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) 06/04/2026 _x86_64_ (8 CPU) 17:11:58 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 18.67 0.00 1.64 1.27 0.08 78.34 05:14:01 PM 0 19.13 0.00 1.72 1.61 0.08 77.46 05:14:01 PM 1 23.65 0.00 1.24 0.69 0.08 74.35 05:14:01 PM 2 14.90 0.00 2.23 3.18 0.07 79.62 05:14:01 PM 3 13.82 0.00 1.02 0.67 0.07 84.42 05:14:01 PM 4 16.55 0.00 1.76 1.27 0.08 80.33 05:14:01 PM 5 29.66 0.00 1.97 0.60 0.10 67.66 05:14:01 PM 6 15.27 0.00 1.59 0.85 0.08 82.21 05:14:01 PM 7 16.34 0.00 1.62 1.29 0.07 80.68 05:15:01 PM all 30.25 0.00 2.04 0.87 0.09 66.75 05:15:01 PM 0 25.58 0.00 1.83 0.77 0.10 71.72 05:15:01 PM 1 30.24 0.00 2.92 2.07 0.10 64.67 05:15:01 PM 2 18.38 0.00 2.47 1.45 0.08 77.61 05:15:01 PM 3 31.50 0.00 2.00 0.84 0.10 65.56 05:15:01 PM 4 30.48 0.00 1.70 0.35 0.07 67.41 05:15:01 PM 5 25.61 0.00 2.18 0.97 0.08 71.15 05:15:01 PM 6 39.23 0.00 1.44 0.27 0.10 58.96 05:15:01 PM 7 40.91 0.00 1.76 0.27 0.10 56.96 05:16:01 PM all 11.48 0.00 1.94 0.24 0.06 86.27 05:16:01 PM 0 4.12 0.00 1.41 0.05 0.07 94.35 05:16:01 PM 1 13.54 0.00 1.92 0.32 0.07 84.15 05:16:01 PM 2 8.03 0.00 1.71 0.32 0.05 89.89 05:16:01 PM 3 21.64 0.00 2.63 0.25 0.08 75.40 05:16:01 PM 4 20.44 0.00 2.48 0.45 0.07 76.57 05:16:01 PM 5 12.12 0.00 1.94 0.15 0.07 85.72 05:16:01 PM 6 6.88 0.00 1.77 0.35 0.03 90.96 05:16:01 PM 7 5.06 0.00 1.67 0.05 0.05 93.17 Average: all 20.12 0.00 1.87 0.80 0.08 77.13 Average: 0 16.28 0.00 1.65 0.81 0.08 81.17 Average: 1 22.47 0.00 2.03 1.02 0.08 74.40 Average: 2 13.77 0.00 2.14 1.65 0.07 82.38 Average: 3 22.31 0.00 1.88 0.59 0.08 75.14 Average: 4 22.48 0.00 1.98 0.69 0.07 74.77 Average: 5 22.47 0.00 2.03 0.58 0.08 74.84 Average: 6 20.45 0.00 1.60 0.49 0.07 77.39 Average: 7 20.77 0.00 1.69 0.54 0.07 76.94