---> uname -a: Linux prd-centos8-docker-4c-4g-5183.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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 778 12077 20 2905 14644 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:57:2d:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fe57:2d4e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:21:39:c0:25 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/25/2026 _x86_64_ (4 CPU) 18:56:14 LINUX RESTART (4 CPU) 06:57:01 PM tps rtps wtps bread/s bwrtn/s 06:58:01 PM 240.45 14.63 225.82 3099.90 11651.93 06:59:01 PM 145.73 6.83 138.90 1102.43 16419.79 Average: 193.09 10.73 182.36 2101.17 14035.86 06:57:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:58:01 PM 12540348 14830056 3598968 22.30 2688 2493768 1334728 7.77 186980 3001492 397060 06:59:01 PM 12365128 14983668 3774188 23.39 2688 2818596 1160516 6.75 522148 2825232 248200 Average: 12452738 14906862 3686578 22.84 2688 2656182 1247622 7.26 354564 2913362 322630 06:57:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 PM eth0 394.39 279.41 4955.52 40.77 0.00 0.00 0.00 0.00 06:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 PM lo 28.49 28.49 8.06 8.06 0.00 0.00 0.00 0.00 06:59:01 PM eth0 208.10 140.20 1011.28 67.58 0.00 0.00 0.00 0.00 06:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 14.25 14.25 4.03 4.03 0.00 0.00 0.00 0.00 Average: eth0 301.24 209.81 2983.40 54.17 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 09/25/2026 _x86_64_ (4 CPU) 18:56:14 LINUX RESTART (4 CPU) 06:57:01 PM CPU %user %nice %system %iowait %steal %idle 06:58:01 PM all 27.22 0.00 2.93 1.22 0.01 68.62 06:58:01 PM 0 30.05 0.00 3.03 0.80 0.02 66.10 06:58:01 PM 1 13.99 0.00 2.05 0.93 0.00 83.02 06:58:01 PM 2 20.44 0.00 2.94 1.59 0.02 75.01 06:58:01 PM 3 44.38 0.00 3.69 1.57 0.02 50.33 06:59:01 PM all 58.35 0.00 2.92 0.84 0.03 37.87 06:59:01 PM 0 53.25 0.00 3.19 1.30 0.02 42.24 06:59:01 PM 1 66.33 0.00 1.87 0.35 0.03 31.41 06:59:01 PM 2 59.78 0.00 2.86 0.37 0.02 36.98 06:59:01 PM 3 54.01 0.00 3.75 1.36 0.03 40.84 Average: all 42.77 0.00 2.92 1.03 0.02 53.25 Average: 0 41.64 0.00 3.11 1.05 0.02 54.18 Average: 1 40.16 0.00 1.96 0.64 0.02 57.22 Average: 2 40.12 0.00 2.90 0.98 0.02 55.99 Average: 3 49.19 0.00 3.72 1.46 0.03 45.59