---> uname -a: Linux prd-centos8-docker-4c-4g-12142.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 740 12368 19 2654 14689 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:b1:b7:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.233/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:feb1:b78f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d7:65:0d:d0 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/12/2025 _x86_64_ (4 CPU) 13:22:22 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 214.71 1.98 212.73 288.90 10785.32 01:25:01 PM 105.48 2.72 102.77 547.78 11846.39 01:26:01 PM 21.94 1.07 20.88 33.32 368.63 Average: 113.48 1.92 111.56 289.99 7648.96 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12718936 14753936 3422596 21.20 2688 2241532 1530836 8.91 158508 2868732 276636 01:25:01 PM 11459048 13557656 4682484 29.01 2688 2302924 2659736 15.47 212112 4056992 52 01:26:01 PM 12687060 15043084 3454472 21.40 2688 2558928 1109036 6.45 325580 2719384 262744 Average: 12288348 14451559 3853184 23.87 2688 2367795 1766536 10.28 232067 3215036 179811 01:23:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 303.93 220.28 4126.81 38.35 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 11.80 11.80 1.52 1.52 0.00 0.00 0.00 0.00 01:25:01 PM eth0 144.43 84.84 703.05 33.40 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 25.56 25.56 5.37 5.37 0.00 0.00 0.00 0.00 01:26:01 PM eth0 97.93 73.03 253.44 51.15 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 Average: lo 12.52 12.52 2.31 2.31 0.00 0.00 0.00 0.00 Average: eth0 181.41 125.52 1680.77 40.98 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/12/2025 _x86_64_ (4 CPU) 13:22:22 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.79 0.00 2.29 1.54 0.09 72.30 01:24:01 PM 0 34.96 0.00 3.30 1.75 0.08 59.91 01:24:01 PM 1 10.40 0.00 1.48 1.50 0.08 86.54 01:24:01 PM 2 35.58 0.00 2.91 1.16 0.09 60.27 01:24:01 PM 3 14.20 0.00 1.46 1.77 0.09 82.48 01:25:01 PM all 30.37 0.00 1.16 0.81 0.09 67.57 01:25:01 PM 0 22.46 0.00 1.51 0.72 0.08 75.23 01:25:01 PM 1 34.90 0.00 0.60 1.06 0.12 63.32 01:25:01 PM 2 30.50 0.00 1.49 0.85 0.08 67.07 01:25:01 PM 3 33.65 0.00 1.02 0.60 0.08 64.64 01:26:01 PM all 33.13 0.00 1.81 0.46 0.11 64.49 01:26:01 PM 0 31.78 0.00 0.89 0.08 0.12 67.13 01:26:01 PM 1 33.70 0.00 2.39 0.89 0.10 62.93 01:26:01 PM 2 31.48 0.00 1.48 0.27 0.13 66.64 01:26:01 PM 3 35.54 0.00 2.48 0.60 0.08 61.30 Average: all 29.12 0.00 1.75 0.93 0.10 68.10 Average: 0 29.70 0.00 1.89 0.85 0.10 67.46 Average: 1 26.41 0.00 1.49 1.14 0.10 70.85 Average: 2 32.51 0.00 1.95 0.76 0.10 64.68 Average: 3 27.87 0.00 1.66 0.99 0.08 69.40