---> uname -a: Linux prd-centos8-docker-4c-4g-9687.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 nrip_save 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 770 12074 19 2915 14651 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:ae:e0:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.189/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:feae:e0e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e1:c9:c3:b4 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) 06/08/2026 _x86_64_ (4 CPU) 13:23:05 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 282.00 16.62 265.38 3926.87 16922.46 01:26:01 PM 63.41 4.55 58.86 346.68 9097.28 01:27:01 PM 51.94 3.23 48.71 144.11 9343.44 Average: 132.49 8.13 124.35 1473.17 11789.01 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12335520 14701152 3803800 23.57 2688 2567184 1388996 8.08 209128 3176200 247896 01:26:01 PM 11196124 13583544 4943196 30.63 2688 2588048 2712016 15.78 255900 4259052 888 01:27:01 PM 12432856 15071972 3706464 22.97 2688 2836600 1115720 6.49 539888 2739372 7516 Average: 11988167 14452223 4151153 25.72 2688 2663944 1738911 10.12 334972 3391541 85433 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 411.12 300.75 5022.77 63.51 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 23.36 23.36 4.91 4.91 0.00 0.00 0.00 0.00 01:26:01 PM eth0 29.81 22.06 101.94 17.12 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 5.23 5.23 1.15 1.15 0.00 0.00 0.00 0.00 01:27:01 PM eth0 93.90 91.75 292.70 944.21 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.53 9.53 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 178.33 138.23 1806.60 341.52 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) 06/08/2026 _x86_64_ (4 CPU) 13:23:05 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 31.89 0.00 3.13 1.41 0.11 63.46 01:25:01 PM 0 30.03 0.00 2.87 0.87 0.12 66.12 01:25:01 PM 1 38.93 0.00 3.23 1.05 0.12 56.67 01:25:01 PM 2 29.84 0.00 4.61 2.93 0.10 62.52 01:25:01 PM 3 28.77 0.00 1.83 0.79 0.10 68.52 01:26:01 PM all 42.58 0.00 1.01 0.31 0.09 56.00 01:26:01 PM 0 37.05 0.00 1.57 0.64 0.10 60.65 01:26:01 PM 1 50.76 0.00 0.55 0.02 0.10 48.57 01:26:01 PM 2 30.32 0.00 1.49 0.60 0.08 67.50 01:26:01 PM 3 52.16 0.00 0.45 0.00 0.08 47.31 01:27:01 PM all 20.40 0.00 1.88 0.32 0.08 77.33 01:27:01 PM 0 21.77 0.00 1.50 0.10 0.08 76.55 01:27:01 PM 1 30.64 0.00 2.34 0.17 0.08 66.77 01:27:01 PM 2 11.42 0.00 1.96 0.97 0.07 85.59 01:27:01 PM 3 17.74 0.00 1.70 0.05 0.08 80.42 Average: all 31.62 0.00 2.01 0.68 0.09 65.59 Average: 0 29.61 0.00 1.98 0.53 0.10 67.78 Average: 1 40.11 0.00 2.04 0.41 0.10 57.34 Average: 2 23.86 0.00 2.68 1.50 0.08 71.87 Average: 3 32.91 0.00 1.33 0.28 0.09 65.40