---> uname -a: Linux prd-centos8-docker-4c-4g-16060.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 767 12240 19 2755 14662 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:40:04:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe40:4f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b1:84:29:34 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) 11/28/2025 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 245.03 15.79 229.24 3111.24 10776.98 01:25:01 PM 88.62 7.41 81.21 1006.60 11636.20 01:26:01 PM 29.80 1.05 28.75 44.93 853.61 Average: 121.16 8.09 113.07 1387.76 7756.15 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12634780 14791572 3506752 21.73 2688 2362080 1392636 8.10 164596 2943268 309880 01:25:01 PM 11241368 13445928 4900164 30.36 2688 2408600 2648896 15.41 216284 4269500 4484 01:26:01 PM 12517864 14994760 3623668 22.45 2688 2678988 1196188 6.96 523048 2690908 288156 Average: 12131337 14410753 4010195 24.84 2688 2483223 1745907 10.16 301309 3301225 200840 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 389.04 272.33 4604.26 45.06 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 21.54 21.54 4.71 4.71 0.00 0.00 0.00 0.00 01:25:01 PM eth0 126.59 53.32 174.51 74.57 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 13.75 13.75 2.02 2.02 0.00 0.00 0.00 0.00 01:26:01 PM eth0 173.44 159.19 458.24 1058.34 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 11.76 11.76 2.24 2.24 0.00 0.00 0.00 0.00 Average: eth0 229.70 161.62 1745.90 392.60 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) 11/28/2025 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.37 0.00 2.42 1.26 0.08 70.87 01:24:01 PM 0 23.12 0.00 2.95 2.24 0.10 71.59 01:24:01 PM 1 27.62 0.00 2.29 0.74 0.08 69.27 01:24:01 PM 2 25.83 0.00 2.36 0.94 0.08 70.79 01:24:01 PM 3 24.93 0.00 2.06 1.12 0.07 71.82 01:25:01 PM all 34.10 0.00 1.94 0.47 0.08 63.40 01:25:01 PM 0 34.37 0.00 2.77 0.53 0.08 62.24 01:25:01 PM 1 34.01 0.00 1.07 0.22 0.08 64.62 01:25:01 PM 2 34.29 0.00 1.20 0.68 0.08 63.74 01:25:01 PM 3 33.75 0.00 2.72 0.45 0.08 63.00 01:26:01 PM all 27.56 0.00 2.22 0.10 0.08 70.04 01:26:01 PM 0 31.55 0.00 2.34 0.07 0.08 65.96 01:26:01 PM 1 24.37 0.00 2.82 0.07 0.07 72.68 01:26:01 PM 2 31.14 0.00 2.15 0.23 0.07 66.41 01:26:01 PM 3 23.18 0.00 1.57 0.05 0.08 75.12 Average: all 29.01 0.00 2.19 0.61 0.08 68.10 Average: 0 29.68 0.00 2.69 0.95 0.09 66.60 Average: 1 28.66 0.00 2.06 0.34 0.08 68.86 Average: 2 30.43 0.00 1.90 0.62 0.08 66.97 Average: 3 27.29 0.00 2.12 0.54 0.08 69.98