---> uname -a: Linux prd-centos8-docker-4c-4g-566.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 790 12220 19 2752 14638 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:37:78:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.37/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe37:785f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cc:71:5e:a2 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) 03/09/2026 _x86_64_ (4 CPU) 01:28:49 LINUX RESTART (4 CPU) 01:29:02 AM tps rtps wtps bread/s bwrtn/s 01:30:01 AM 215.81 28.23 187.58 7106.20 33668.87 01:31:01 AM 276.20 17.92 258.28 3775.48 12140.42 01:32:01 AM 50.84 2.50 48.34 237.43 8794.50 01:33:01 AM 53.93 0.88 53.05 74.78 9434.11 Average: 148.93 12.32 136.61 2780.64 15935.59 01:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:30:01 AM 13405000 15117428 2736524 16.95 2688 1929256 1095836 6.37 137068 2251052 148416 01:31:01 AM 11928596 14143268 4212928 26.10 2688 2418628 2165760 12.60 219124 3582940 249068 01:32:01 AM 11284744 13510148 4856780 30.09 2688 2429024 2652100 15.43 248488 4189388 908 01:33:01 AM 12452664 14926164 3688860 22.85 2688 2674584 1262456 7.34 519380 2752552 8428 Average: 12267751 14424252 3873773 24.00 2688 2362873 1794038 10.44 281015 3193983 101705 01:29:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM eth0 366.38 210.52 1647.39 71.77 0.00 0.00 0.00 0.00 01:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 AM eth0 416.59 311.64 4537.60 56.79 0.00 0.00 0.00 0.00 01:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:32:01 AM lo 24.80 24.80 5.07 5.07 0.00 0.00 0.00 0.00 01:32:01 AM eth0 31.53 23.03 18.16 19.85 0.00 0.00 0.00 0.00 01:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:33:01 AM lo 4.25 4.25 1.04 1.04 0.00 0.00 0.00 0.00 01:33:01 AM eth0 58.76 51.95 279.65 26.48 0.00 0.00 0.00 0.00 01:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.29 7.29 1.53 1.53 0.00 0.00 0.00 0.00 Average: eth0 217.72 149.05 1620.90 43.61 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) 03/09/2026 _x86_64_ (4 CPU) 01:28:49 LINUX RESTART (4 CPU) 01:29:02 AM CPU %user %nice %system %iowait %steal %idle 01:30:01 AM all 24.36 0.00 3.40 2.09 0.07 70.08 01:30:01 AM 0 15.79 0.00 2.77 1.12 0.07 80.24 01:30:01 AM 1 19.17 0.00 2.40 2.38 0.07 75.98 01:30:01 AM 2 27.60 0.00 4.62 4.02 0.07 63.68 01:30:01 AM 3 34.88 0.00 3.81 0.83 0.09 60.39 01:31:01 AM all 39.62 0.00 3.03 1.51 0.11 55.73 01:31:01 AM 0 32.70 0.00 3.11 1.27 0.10 62.82 01:31:01 AM 1 38.94 0.00 3.32 1.32 0.12 56.30 01:31:01 AM 2 51.37 0.00 3.63 2.13 0.10 42.77 01:31:01 AM 3 35.49 0.00 2.07 1.31 0.12 61.01 01:32:01 AM all 34.06 0.00 0.80 0.37 0.07 64.69 01:32:01 AM 0 30.50 0.00 1.30 0.35 0.08 67.76 01:32:01 AM 1 42.18 0.00 0.35 0.02 0.07 57.38 01:32:01 AM 2 42.66 0.00 0.28 0.02 0.07 56.97 01:32:01 AM 3 20.86 0.00 1.27 1.10 0.07 76.69 01:33:01 AM all 22.15 0.00 1.84 0.59 0.08 75.34 01:33:01 AM 0 18.53 0.00 1.70 0.48 0.07 79.22 01:33:01 AM 1 12.05 0.00 1.25 0.20 0.07 86.43 01:33:01 AM 2 30.92 0.00 3.01 1.59 0.08 64.41 01:33:01 AM 3 27.10 0.00 1.40 0.08 0.08 71.33 Average: all 30.07 0.00 2.26 1.13 0.08 66.45 Average: 0 24.42 0.00 2.22 0.81 0.08 72.48 Average: 1 28.12 0.00 1.83 0.97 0.08 69.00 Average: 2 38.19 0.00 2.88 1.93 0.08 56.93 Average: 3 29.56 0.00 2.13 0.83 0.09 67.39