---> uname -a: Linux prd-centos8-docker-4c-4g-8727.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1464 10169 19 4127 13947 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:e7:35:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.87/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85934sec preferred_lft 85934sec inet6 fe80::f816:3eff:fee7:350f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:0a:67:89 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 inet6 fe80::42:f8ff:fe0a:6789/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/11/2026 _x86_64_ (4 CPU) 00:32:54 LINUX RESTART (4 CPU) 12:34:01 AM tps rtps wtps bread/s bwrtn/s 12:35:01 AM 225.91 19.32 206.59 3867.71 16503.73 12:36:01 AM 112.26 2.75 109.51 271.69 35677.32 12:37:01 AM 26.11 0.00 26.11 0.00 6483.49 12:38:01 AM 9.33 2.70 6.63 161.71 265.72 12:39:01 AM 79.41 0.68 78.72 426.12 15624.44 12:40:01 AM 31.44 2.60 28.84 73.58 2259.85 Average: 80.76 4.68 76.08 800.40 12804.53 12:34:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:35:01 AM 11477136 14613072 4662184 28.89 2688 3337812 1529820 8.90 202980 4044192 1001816 12:36:01 AM 9625116 13000904 6514204 40.36 2688 3573124 3742528 21.77 307452 5770196 183252 12:37:01 AM 8926724 12308236 7212596 44.69 2688 3578676 3498664 20.36 308168 6465348 1840 12:38:01 AM 7848968 11243476 8290352 51.37 2688 3590976 4604168 26.79 318232 7525604 2796 12:39:01 AM 7234736 11056320 8904584 55.17 2688 4008148 5567484 32.39 439860 7975108 980 12:40:01 AM 10485016 14350844 5654304 35.03 2688 4051940 2274660 13.23 516824 4660696 8 Average: 9266283 12762142 6873037 42.59 2688 3690113 3536221 20.57 348919 6073524 198449 12:34:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 828.24 406.03 17712.84 51.02 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 218.99 159.24 3419.52 21.17 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 201.50 128.93 66.48 78.18 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 3.10 3.10 0.44 0.44 0.00 0.00 0.00 0.00 12:38:01 AM eth0 178.19 119.23 46.92 47.42 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM lo 13.36 13.36 27.15 27.15 0.00 0.00 0.00 0.00 12:39:01 AM eth0 193.64 116.99 2827.19 10.03 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.20 0.30 0.01 0.02 0.00 0.00 0.00 0.00 12:39:01 AM veth7088c85 0.20 0.45 0.01 0.04 0.00 0.00 0.00 0.00 12:39:01 AM br-0ea9c412f91f 5.70 5.65 25.61 0.94 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.48 0.48 0.02 0.02 0.00 0.00 0.00 0.00 12:40:01 AM eth0 326.12 197.35 636.68 215.61 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 2.82 2.82 4.60 4.60 0.00 0.00 0.00 0.00 Average: eth0 324.49 187.98 4119.59 70.57 0.00 0.00 0.00 0.00 Average: docker0 0.05 0.07 0.00 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/11/2026 _x86_64_ (4 CPU) 00:32:54 LINUX RESTART (4 CPU) 12:34:01 AM CPU %user %nice %system %iowait %steal %idle 12:35:01 AM all 25.31 0.00 2.32 1.38 0.08 70.90 12:35:01 AM 0 31.46 0.00 2.33 1.24 0.08 64.89 12:35:01 AM 1 30.21 0.00 3.51 1.32 0.08 64.88 12:35:01 AM 2 18.74 0.00 1.60 1.14 0.07 78.46 12:35:01 AM 3 20.86 0.00 1.86 1.82 0.10 75.36 12:36:01 AM all 61.06 0.00 1.75 0.86 0.12 36.22 12:36:01 AM 0 55.14 0.00 1.64 0.52 0.12 42.59 12:36:01 AM 1 67.38 0.00 1.70 0.33 0.12 30.46 12:36:01 AM 2 62.85 0.00 2.34 2.27 0.12 32.42 12:36:01 AM 3 58.88 0.00 1.30 0.30 0.13 39.38 12:37:01 AM all 29.18 0.00 1.44 0.13 0.07 69.18 12:37:01 AM 0 28.24 0.00 1.17 0.00 0.07 70.53 12:37:01 AM 1 31.67 0.00 1.87 0.23 0.07 66.16 12:37:01 AM 2 26.21 0.00 1.80 0.25 0.08 71.65 12:37:01 AM 3 30.59 0.00 0.92 0.05 0.07 68.38 12:38:01 AM all 30.49 0.00 1.24 0.05 0.09 68.13 12:38:01 AM 0 46.14 0.00 1.49 0.03 0.08 52.25 12:38:01 AM 1 25.96 0.00 1.50 0.12 0.10 72.32 12:38:01 AM 2 21.38 0.00 1.25 0.02 0.10 77.25 12:38:01 AM 3 28.46 0.00 0.72 0.02 0.08 70.72 12:39:01 AM all 22.06 0.00 2.83 0.85 0.08 74.18 12:39:01 AM 0 21.33 0.00 2.80 0.86 0.10 74.92 12:39:01 AM 1 22.61 0.00 2.38 0.71 0.07 74.23 12:39:01 AM 2 26.08 0.00 3.35 1.14 0.08 69.34 12:39:01 AM 3 18.23 0.00 2.81 0.67 0.07 78.22 12:40:01 AM all 39.83 0.00 1.39 0.14 0.08 58.56 12:40:01 AM 0 37.29 0.00 1.42 0.27 0.07 60.95 12:40:01 AM 1 45.81 0.00 1.39 0.18 0.07 52.56 12:40:01 AM 2 53.39 0.00 1.49 0.03 0.08 45.00 12:40:01 AM 3 22.82 0.00 1.27 0.08 0.08 75.74 Average: all 34.67 0.00 1.83 0.57 0.09 62.85 Average: 0 36.63 0.00 1.80 0.49 0.09 61.00 Average: 1 37.29 0.00 2.06 0.48 0.08 60.09 Average: 2 34.78 0.00 1.97 0.81 0.09 62.35 Average: 3 29.99 0.00 1.48 0.49 0.09 67.95