---> uname -a: Linux prd-centos8-docker-4c-4g-4269.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 751 12244 19 2767 14676 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:45:45:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe45:455b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8c:7f:ab:4f 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) 01/09/2026 _x86_64_ (4 CPU) 13:22:31 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 240.80 25.39 215.41 6020.14 29591.29 01:25:01 PM 160.33 14.85 145.48 3196.00 11397.67 01:26:01 PM 173.22 6.22 167.01 1056.09 10091.60 01:27:01 PM 25.91 0.45 25.46 16.00 524.01 Average: 150.07 11.73 138.34 2572.23 12901.77 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13279004 15042824 2862528 17.73 2688 1981296 1201628 6.99 175580 2339340 203824 01:25:01 PM 12998920 14963660 3142612 19.47 2688 2173152 1420032 8.26 181916 2572104 24648 01:26:01 PM 11511644 13752536 4629888 28.68 2688 2443592 2728496 15.87 250056 3961360 2376 01:27:01 PM 12531828 15011344 3609704 22.36 2688 2680716 1146396 6.67 345160 2850320 246304 Average: 12580349 14692591 3561183 22.06 2688 2319689 1624138 9.45 238178 2930781 119288 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 319.76 186.69 1564.21 67.04 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 103.55 81.26 830.31 22.65 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 12.48 12.48 3.49 3.49 0.00 0.00 0.00 0.00 01:26:01 PM eth0 394.50 258.71 3792.71 59.45 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 01:27:01 PM lo 16.73 16.73 2.61 2.61 0.00 0.00 0.00 0.00 01:27:01 PM eth0 58.36 44.16 272.97 24.96 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.30 7.30 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 219.04 142.70 1615.02 43.52 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) 01/09/2026 _x86_64_ (4 CPU) 13:22:31 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.29 0.00 3.09 13.06 0.11 60.44 01:24:01 PM 0 27.43 0.00 3.53 11.72 0.12 57.21 01:24:01 PM 1 20.00 0.00 3.30 14.39 0.08 62.23 01:24:01 PM 2 21.66 0.00 2.47 9.66 0.12 66.09 01:24:01 PM 3 24.08 0.00 3.06 16.49 0.12 56.25 01:25:01 PM all 18.94 0.00 1.83 6.34 0.08 72.80 01:25:01 PM 0 29.70 0.00 2.59 5.88 0.10 61.73 01:25:01 PM 1 17.81 0.00 1.57 7.47 0.07 73.08 01:25:01 PM 2 12.57 0.00 1.74 8.60 0.08 77.00 01:25:01 PM 3 15.68 0.00 1.42 3.43 0.07 79.40 01:26:01 PM all 53.16 0.00 2.12 1.94 0.14 42.65 01:26:01 PM 0 63.42 0.00 0.75 0.17 0.12 35.55 01:26:01 PM 1 36.38 0.00 2.43 5.17 0.13 55.88 01:26:01 PM 2 52.87 0.00 2.21 0.62 0.15 44.15 01:26:01 PM 3 59.93 0.00 3.08 1.82 0.15 35.02 01:27:01 PM all 14.18 0.00 1.10 0.41 0.06 84.24 01:27:01 PM 0 13.52 0.00 1.47 0.90 0.07 84.04 01:27:01 PM 1 18.41 0.00 0.87 0.48 0.07 80.17 01:27:01 PM 2 12.51 0.00 0.87 0.10 0.05 86.47 01:27:01 PM 3 12.28 0.00 1.20 0.17 0.05 86.30 Average: all 27.40 0.00 2.03 5.43 0.10 65.04 Average: 0 33.53 0.00 2.08 4.66 0.10 59.63 Average: 1 23.15 0.00 2.04 6.86 0.09 67.86 Average: 2 24.90 0.00 1.82 4.74 0.10 68.44 Average: 3 27.99 0.00 2.19 5.46 0.10 64.26