---> uname -a: Linux prd-centos8-docker-4c-4g-11618.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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 766 12093 19 2900 14657 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:d8:61:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fed8:61b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8e:0b:d0:af 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) 08/12/2026 _x86_64_ (4 CPU) 13:23:09 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 204.47 14.90 189.57 3115.08 14472.84 01:26:01 PM 153.98 6.26 147.72 1080.31 13881.29 01:27:01 PM 23.91 1.52 22.40 92.92 470.35 Average: 127.46 7.56 119.90 1429.42 9608.40 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12754888 14861824 3384432 20.97 2688 2311732 1345636 7.83 189236 2788996 146260 01:26:01 PM 11404432 13777780 4734888 29.34 2688 2574164 2404764 13.99 255012 4051912 2372 01:27:01 PM 12414540 15039340 3724780 23.08 2688 2823772 1138812 6.63 527440 2772456 263408 Average: 12191287 14559648 3948033 24.46 2688 2569889 1629737 9.48 323896 3204455 137347 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 174.52 132.26 1987.09 30.47 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 13.01 13.01 3.54 3.54 0.00 0.00 0.00 0.00 01:26:01 PM eth0 391.19 260.16 3719.38 64.91 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 16.03 16.03 2.55 2.55 0.00 0.00 0.00 0.00 01:27:01 PM eth0 101.58 95.75 280.72 936.23 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 9.68 9.68 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 222.44 162.73 1995.83 343.85 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) 08/12/2026 _x86_64_ (4 CPU) 13:23:09 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 25.24 0.00 2.52 1.63 0.09 70.51 01:25:01 PM 0 31.11 0.00 2.88 1.41 0.08 64.52 01:25:01 PM 1 18.37 0.00 1.37 1.57 0.10 78.59 01:25:01 PM 2 20.20 0.00 2.72 2.25 0.08 74.76 01:25:01 PM 3 31.29 0.00 3.13 1.30 0.08 64.19 01:26:01 PM all 49.20 0.00 1.77 1.79 0.10 47.15 01:26:01 PM 0 53.82 0.00 1.75 0.67 0.10 43.66 01:26:01 PM 1 55.66 0.00 1.54 1.09 0.10 41.61 01:26:01 PM 2 49.92 0.00 1.77 2.98 0.10 45.23 01:26:01 PM 3 37.36 0.00 2.01 2.41 0.10 58.12 01:27:01 PM all 15.86 0.00 1.34 0.20 0.05 82.54 01:27:01 PM 0 23.95 0.00 2.32 0.62 0.07 73.04 01:27:01 PM 1 13.00 0.00 0.97 0.03 0.05 85.95 01:27:01 PM 2 16.19 0.00 0.84 0.10 0.05 82.82 01:27:01 PM 3 10.32 0.00 1.24 0.05 0.05 88.34 Average: all 30.10 0.00 1.88 1.21 0.08 66.74 Average: 0 36.30 0.00 2.32 0.90 0.08 60.40 Average: 1 29.01 0.00 1.29 0.90 0.08 68.72 Average: 2 28.77 0.00 1.78 1.78 0.08 67.60 Average: 3 26.31 0.00 2.12 1.25 0.08 70.23