---> uname -a: Linux prd-centos8-docker-4c-4g-1902.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 806 12191 19 2764 14620 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:9b:10:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.113/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe9b:108b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9e:eb:20:32 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) 12/28/2025 _x86_64_ (4 CPU) 13:22:30 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 170.14 15.41 154.73 3217.32 9840.09 01:25:01 PM 206.95 6.17 200.78 1055.02 14687.07 01:26:01 PM 32.56 0.50 32.06 17.06 926.86 Average: 136.55 7.36 129.20 1430.10 8484.90 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13016476 14975472 3125056 19.36 2688 2167808 1477448 8.59 181244 2557120 149328 01:25:01 PM 11548004 13786120 4593528 28.46 2688 2440692 2330360 13.56 249868 3923380 8572 01:26:01 PM 12419556 14904152 3721976 23.06 2688 2685072 1249040 7.27 345424 2958832 263440 Average: 12328012 14555248 3813520 23.63 2688 2431191 1685616 9.81 258845 3146444 140447 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 143.45 109.93 1657.25 25.70 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 12.13 12.13 3.47 3.47 0.00 0.00 0.00 0.00 01:25:01 PM eth0 367.31 257.79 3819.46 61.88 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 16.68 16.68 2.60 2.60 0.00 0.00 0.00 0.00 01:26:01 PM eth0 61.31 45.71 277.62 27.41 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 9.60 9.60 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 190.68 137.80 1918.07 38.33 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) 12/28/2025 _x86_64_ (4 CPU) 13:22:30 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.55 0.00 2.36 1.02 0.08 71.00 01:24:01 PM 0 31.60 0.00 2.57 0.72 0.08 65.03 01:24:01 PM 1 27.20 0.00 1.99 1.14 0.08 69.60 01:24:01 PM 2 26.07 0.00 2.84 1.39 0.07 69.63 01:24:01 PM 3 17.32 0.00 2.02 0.82 0.07 79.77 01:25:01 PM all 53.41 0.00 2.04 1.60 0.12 42.83 01:25:01 PM 0 43.04 0.00 2.89 2.73 0.12 51.22 01:25:01 PM 1 63.43 0.00 1.17 0.90 0.12 34.38 01:25:01 PM 2 59.08 0.00 1.44 0.79 0.12 38.58 01:25:01 PM 3 48.04 0.00 2.68 2.01 0.12 47.16 01:26:01 PM all 15.37 0.00 1.09 0.14 0.06 83.34 01:26:01 PM 0 16.21 0.00 1.19 0.17 0.07 82.37 01:26:01 PM 1 12.17 0.00 0.85 0.05 0.05 86.87 01:26:01 PM 2 13.00 0.00 0.85 0.00 0.07 86.08 01:26:01 PM 3 20.11 0.00 1.47 0.33 0.07 78.02 Average: all 31.44 0.00 1.83 0.92 0.08 65.73 Average: 0 30.28 0.00 2.22 1.20 0.09 66.21 Average: 1 34.28 0.00 1.34 0.70 0.08 63.61 Average: 2 32.71 0.00 1.71 0.72 0.08 64.77 Average: 3 28.49 0.00 2.06 1.05 0.08 68.32