---> uname -a: Linux prd-centos8-docker-4c-4g-40035.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 813 12296 19 2653 14616 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:cd:e4:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.215/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fecd:e4ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:5f:15:5d 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) 08/22/2025 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 223.83 1.95 221.88 284.22 10533.04 01:25:01 PM 88.42 3.10 85.33 522.72 11647.32 01:26:01 PM 29.57 0.95 28.62 40.92 708.86 Average: 113.93 2.00 111.93 282.65 7630.03 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12541500 14603684 3600032 22.30 2688 2267896 1642836 9.56 160788 3041112 301468 01:25:01 PM 11277520 13376772 4864012 30.13 2688 2303440 2824404 16.43 213048 4238008 1396 01:26:01 PM 12619868 14991908 3521664 21.82 2688 2574372 1181084 6.87 497452 2614292 287944 Average: 12146296 14324121 3995236 24.75 2688 2381903 1882775 10.95 290429 3297804 196936 01:23:01 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 375.37 266.96 4461.28 44.92 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 15.91 15.91 1.87 1.87 0.00 0.00 0.00 0.00 01:25:01 PM eth0 87.08 40.26 271.34 26.54 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 19.74 19.74 4.87 4.87 0.00 0.00 0.00 0.00 01:26:01 PM eth0 106.28 111.21 434.54 1025.49 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 11.88 11.88 2.25 2.25 0.00 0.00 0.00 0.00 Average: eth0 189.55 139.46 1722.07 365.63 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) 08/22/2025 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.58 0.00 2.40 1.06 0.10 71.86 01:24:01 PM 0 29.22 0.00 2.66 1.25 0.10 66.77 01:24:01 PM 1 24.34 0.00 2.54 1.29 0.12 71.72 01:24:01 PM 2 28.26 0.00 2.04 0.65 0.08 68.96 01:24:01 PM 3 16.51 0.00 2.36 1.05 0.10 79.98 01:25:01 PM all 35.36 0.00 1.39 0.48 0.08 62.70 01:25:01 PM 0 37.70 0.00 2.41 0.62 0.08 59.19 01:25:01 PM 1 38.30 0.00 0.83 0.22 0.08 60.57 01:25:01 PM 2 35.56 0.00 0.90 0.43 0.07 63.04 01:25:01 PM 3 29.88 0.00 1.42 0.65 0.07 67.98 01:26:01 PM all 30.15 0.00 1.91 0.10 0.08 67.77 01:26:01 PM 0 34.04 0.00 2.08 0.13 0.08 63.66 01:26:01 PM 1 30.63 0.00 2.12 0.02 0.07 67.17 01:26:01 PM 2 26.27 0.00 1.12 0.05 0.08 72.47 01:26:01 PM 3 29.64 0.00 2.32 0.20 0.07 67.78 Average: all 30.03 0.00 1.90 0.55 0.08 67.44 Average: 0 33.65 0.00 2.38 0.67 0.09 63.21 Average: 1 31.09 0.00 1.83 0.51 0.09 66.49 Average: 2 30.04 0.00 1.36 0.38 0.08 68.15 Average: 3 25.34 0.00 2.03 0.64 0.08 71.91