---> uname -a: Linux prd-centos8-docker-4c-4g-379.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: 2799.996 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 9.9G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 806 12272 19 2684 14623 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:c7:93:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.100/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86177sec preferred_lft 86177sec inet6 fe80::f816:3eff:fec7:9301/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2b:9b:a5:24 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) 12/20/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 230.23 15.32 214.91 3258.84 10914.47 01:25:01 PM 115.21 6.26 108.95 1056.45 12236.84 01:26:01 PM 36.73 0.75 35.98 60.52 916.28 Average: 126.82 7.40 119.41 1448.53 8006.61 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12673476 14800452 3468056 21.49 2688 2333476 1395244 8.12 156976 2912500 282124 01:25:01 PM 11506636 13719760 4634896 28.71 2688 2416984 2437540 14.18 243848 3974964 1600 01:26:01 PM 12571512 14976160 3570020 22.12 2688 2606108 1159632 6.75 516156 2640356 205648 Average: 12250541 14498791 3890991 24.11 2688 2452189 1664139 9.68 305660 3175940 163124 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 335.52 235.28 4293.28 39.37 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 22.33 22.33 4.56 4.56 0.00 0.00 0.00 0.00 01:25:01 PM eth0 158.51 108.91 753.32 42.80 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 7.10 7.10 1.54 1.54 0.00 0.00 0.00 0.00 01:26:01 PM eth0 73.79 60.32 277.68 21.13 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 9.86 9.86 2.05 2.05 0.00 0.00 0.00 0.00 Average: eth0 188.46 134.28 1760.63 34.41 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) 12/20/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.99 0.00 2.31 1.12 0.09 72.50 01:24:01 PM 0 21.61 0.00 2.09 1.07 0.08 75.14 01:24:01 PM 1 24.94 0.00 2.52 1.45 0.09 71.01 01:24:01 PM 2 27.73 0.00 2.18 0.83 0.09 69.18 01:24:01 PM 3 21.67 0.00 2.45 1.12 0.09 74.67 01:25:01 PM all 48.87 0.00 1.47 0.68 0.11 48.87 01:25:01 PM 0 56.29 0.00 1.45 0.45 0.10 41.70 01:25:01 PM 1 48.04 0.00 1.32 0.28 0.10 50.26 01:25:01 PM 2 60.73 0.00 0.40 0.00 0.10 38.77 01:25:01 PM 3 30.40 0.00 2.69 2.01 0.13 64.77 01:26:01 PM all 18.03 0.00 1.37 0.12 0.07 80.40 01:26:01 PM 0 25.69 0.00 2.27 0.35 0.08 71.61 01:26:01 PM 1 9.52 0.00 1.02 0.08 0.07 89.31 01:26:01 PM 2 17.52 0.00 1.09 0.02 0.07 81.32 01:26:01 PM 3 19.41 0.00 1.12 0.03 0.07 79.37 Average: all 30.33 0.00 1.71 0.64 0.09 67.23 Average: 0 34.60 0.00 1.94 0.62 0.09 62.76 Average: 1 27.52 0.00 1.61 0.60 0.08 70.19 Average: 2 35.38 0.00 1.21 0.28 0.08 63.05 Average: 3 23.84 0.00 2.09 1.05 0.10 72.93