---> uname -a: Linux prd-centos8-docker-4c-4g-796.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: 2800.000 BogoMIPS: 5600.00 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 772 12242 19 2748 14656 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:f1:c1:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.222/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fef1:c1b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:a5:0a:26 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) 12/22/2025 _x86_64_ (4 CPU) 13:22:50 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 239.70 19.29 220.41 4106.48 11378.43 01:26:01 PM 35.27 1.73 33.54 64.91 7828.74 01:27:01 PM 59.01 1.30 57.71 87.44 10012.51 Average: 111.33 7.44 103.89 1419.76 9739.98 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 11832788 14042092 4308744 26.69 2688 2413648 2079488 12.10 228948 3668700 224764 01:26:01 PM 11553452 13766908 4588080 28.42 2688 2417544 2379648 13.84 243728 3930480 28 01:27:01 PM 12574276 15045184 3567256 22.10 2688 2672692 1097944 6.39 518480 2637888 8380 Average: 11986839 14284728 4154693 25.74 2688 2501295 1852360 10.78 330385 3412356 77724 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 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:25:01 PM eth0 383.52 271.73 4118.52 50.97 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 25.74 25.74 5.15 5.15 0.00 0.00 0.00 0.00 01:26:01 PM eth0 33.49 21.09 12.88 19.42 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 3.00 3.00 0.92 0.92 0.00 0.00 0.00 0.00 01:27:01 PM eth0 151.53 132.44 485.33 946.14 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 9.63 9.63 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 189.53 141.76 1539.06 338.83 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) 12/22/2025 _x86_64_ (4 CPU) 13:22:50 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 43.90 0.00 2.50 2.15 0.11 51.35 01:25:01 PM 0 50.44 0.00 1.65 1.62 0.08 46.20 01:25:01 PM 1 42.28 0.00 3.03 2.26 0.12 52.32 01:25:01 PM 2 42.67 0.00 2.48 1.81 0.12 52.93 01:25:01 PM 3 40.18 0.00 2.83 2.91 0.12 53.96 01:26:01 PM all 20.70 0.00 0.66 0.38 0.06 78.20 01:26:01 PM 0 26.73 0.00 0.32 0.03 0.07 72.86 01:26:01 PM 1 18.34 0.00 1.00 0.18 0.07 80.41 01:26:01 PM 2 11.90 0.00 0.84 1.31 0.07 85.90 01:26:01 PM 3 25.80 0.00 0.48 0.00 0.05 73.66 01:27:01 PM all 23.72 0.00 2.14 0.76 0.08 73.30 01:27:01 PM 0 10.15 0.00 1.55 0.17 0.08 88.05 01:27:01 PM 1 13.47 0.00 2.02 0.87 0.07 83.57 01:27:01 PM 2 22.38 0.00 2.16 0.25 0.07 75.15 01:27:01 PM 3 48.90 0.00 2.84 1.74 0.08 46.44 Average: all 29.43 0.00 1.77 1.09 0.08 67.62 Average: 0 29.10 0.00 1.17 0.61 0.08 69.04 Average: 1 24.69 0.00 2.02 1.10 0.08 72.10 Average: 2 25.65 0.00 1.82 1.12 0.08 71.32 Average: 3 38.29 0.00 2.05 1.55 0.08 58.03